/* ============================================
   SIMULADOR DE DISPERSIÓN DE GASES - CSS
   Archivo CSS completo reescrito y optimizado
   ============================================ */

/* --- VARIABLES CSS --- */
:root {
    /* Primary Colors - Dark Blue Theme */
    --color-primary: #1e40af;
    --color-primary-dark: #1e3a8a;
    --color-primary-light: #3b82f6;
    --color-primary-lighter: #60a5fa;

    /* Secondary Colors */
    --color-secondary: #64748b;
    --color-secondary-light: #94a3b8;
    --color-success: #059669;
    --color-warning: #d97706;
    --color-danger: #dc2626;
    --color-info: #0891b2;

    /* Neutral Colors - Clean White Theme */
    --color-light: #f8fafc;
    --color-lighter: #f1f5f9;
    --color-dark: #1e293b;
    --color-darker: #0f172a;
    --color-muted: #64748b;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-background: #ffffff;
    --color-background-alt: #f8fafc;
    --color-white: #ffffff;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing & Layout */
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;

    /* Shadows - Elegant & Subtle */
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --box-shadow-md: 0 8px 16px rgba(0, 0, 0, 0.08);
    --box-shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.12);
    --box-shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    --box-shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.8);

    /* Transitions */
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
    --transition-fast: all 0.1s ease;

    /* Bootstrap Icons & Font Awesome Styling */
    .bi,
    .fas,
    .far,
    .fab {
        display: inline-block !important;
        vertical-align: middle;
        line-height: 1;
        margin-right: 6px;
        font-style: normal !important;
        font-weight: normal !important;
        text-decoration: none !important;
        color: var(--color-primary) !important;
        opacity: 1 !important;
        visibility: visible !important;
        font-size: 1.2em !important;
    }

    /* Ensure icons are visible */
    .fas,
    .far,
    .fab {
        font-family: "Font Awesome 6 Free", "Font Awesome 6 Pro", "Font Awesome 5 Free", "Font Awesome 5 Pro", sans-serif !important;
        font-weight: 900 !important;
        text-rendering: auto !important;
        -webkit-font-smoothing: antialiased !important;
        -moz-osx-font-smoothing: grayscale !important;
    }

    .bi {
        font-family: "bootstrap-icons", sans-serif !important;
    }

    /* Fallback for when icons don't load */
    .fas[data-fallback]:before {
        content: attr(data-fallback);
        font-family: sans-serif !important;
        font-weight: normal !important;
    }

    /* Hide Font Awesome content when fallback is used */
    .fas[data-fallback] {
        font-family: sans-serif !important;
    }

    .fas[data-fallback]:after {
        content: '';
    }

    /* Font Awesome Icon Styling */
    .section-icon,
    .widget-icon,
    .method-icon {
        display: inline-block;
        vertical-align: middle;
        margin-right: 12px;
        font-size: 1.2rem;
        line-height: 1;
        color: var(--color-primary) !important;
    }

    .section-icon {
        font-size: 1.5rem;
        margin-right: 15px;
    }

    .widget-icon {
        font-size: 1.1rem;
        margin-right: 10px;
    }

    .method-icon {
        font-size: 1rem;
        margin-right: 8px;
    }

    /* Button icons should be white */
    .button-icon {
        color: white !important;
        margin-right: 8px;
        font-size: 1rem;
    }

    .section-title .bi,
    .section-title .fas,
    .section-title .far,
    .section-title .fab,
    .section-title i {
        font-size: 1.5rem !important;
        color: white !important;
        margin-right: 12px !important;
        filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3)) !important;
    }

    .input-card h3 .fas,
    .input-card h3 .bi,
    .input-card h3 .far,
    .input-card h3 .fab,
    .input-card h3 i {
        font-size: 1.1rem !important;
        color: white !important;
        filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3)) !important;
    }

    /* Widget icons - make white */
    .widget-icon {
        color: white !important;
    }

    /* Force white icons in all title contexts - maximum specificity */
    .section-title i.fas,
    .section-title i.far,
    .section-title i.fab,
    .section-title i.bi,
    .input-card h3 i.fas,
    .input-card h3 i.far,
    .input-card h3 i.fab,
    .input-card h3 i.bi,
    h2.section-title i,
    h3 i.section-icon,
    .section-title .section-icon {
        color: white !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-block !important;
        font-size: 1.5rem !important;
        margin-right: 12px !important;
        font-family: "Font Awesome 6 Free", "Font Awesome 6 Pro", "FontAwesome" !important;
        font-weight: 900 !important;
        content: "" !important;
    }

    /* Additional force for main section icons */
    h2.section-title i.fa-edit,
    h2.section-title i.fa-chart-bar {
        color: white !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-block !important;
        font-size: 1.5rem !important;
        margin-right: 12px !important;
        font-family: "Font Awesome 6 Free" !important;
        font-weight: 900 !important;
    }

    /* Force icon visibility with maximum specificity */
    .input-section .section-title i,
    .output-section .section-title i {
        color: white !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-block !important;
        font-size: 1.5rem !important;
        margin-right: 12px !important;
        font-family: "Font Awesome 6 Free" !important;
        font-weight: 900 !important;
    }

    /* Ultra-specific override for main section icons */
    .section-header.input-section h2.section-title i.fa-edit,
    .section-header.output-section h2.section-title i.fa-chart-bar {
        color: white !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-block !important;
        font-size: 1.5rem !important;
        margin-right: 12px !important;
        font-family: "Font Awesome 6 Free" !important;
        font-weight: 900 !important;
        background: none !important;
        border: none !important;
        text-shadow: none !important;
    }

    /* Force Font Awesome icons for main section titles */
    .section-title .fa-edit::before {
        content: "\f044" !important;
        /* Font Awesome edit icon */
        font-family: "Font Awesome 6 Free" !important;
        font-weight: 900 !important;
    }

    .section-title .fa-chart-bar::before {
        content: "\f080" !important;
        /* Font Awesome chart-bar icon */
        font-family: "Font Awesome 6 Free" !important;
        font-weight: 900 !important;
    }

    .fa-flask::before {
        content: "🧪" !important;
    }

    .fa-cloud-sun::before {
        content: "⛅" !important;
    }

    .fa-fire::before {
        content: "🔥" !important;
    }

    .fa-cog::before {
        content: "⚙️" !important;
    }

    .fa-cube::before {
        content: "📦" !important;
    }

    .method-icon {
        font-size: 1.2rem;
    }

    button .bi,
    button .fas,
    button .far,
    button .fab {
        margin-right: 6px;
        font-size: 1rem;
    }

    .widget-title .bi,
    .widget-title .fas,
    .widget-title .far,
    .widget-title .fab {
        margin-right: 8px;
    }

    /* --- RESET Y GENERAL --- */
    * {
        box-sizing: border-box;
    }

    body {
        font-family: var(--font-family);
        background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
        color: var(--color-dark);
        line-height: 1.6;
        margin: 0;
        padding: 24px;
        font-weight: var(--font-weight-normal);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    h1 {
        text-align: center;
        color: var(--color-darker);
        font-size: 2.5rem;
        margin-bottom: 32px;
        font-weight: var(--font-weight-bold);
        letter-spacing: -0.025em;
        line-height: 1.2;
    }

    h2,
    h3,
    h4,
    h5,
    h6 {
        margin-top: 0;
        color: var(--color-primary);
        font-weight: var(--font-weight-semibold);
        letter-spacing: -0.01em;
    }

    /* --- APP HEADER --- */
    .app-header {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 2rem;
        padding: 24px;
        background: var(--color-white);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--box-shadow);
        border: 1px solid var(--color-border-light);
        margin: 0 0 32px 0;
    }

    .header-logo {
        position: absolute;
        left: 24px;
        top: 50%;
        transform: translateY(-50%);
        height: 140px;
    }

    .header-logo img {
        height: 100%;
        width: auto;
        max-width: 550px;
    }

    .header-title-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        width: 100%;
        height: 100%;
    }

    .header-right {
        position: absolute;
        right: 24px;
        top: 50%;
        transform: translateY(-50%);
    }

    .creatimus-header {
        opacity: 0.7;
        transition: opacity 0.3s ease;
    }

    .creatimus-header:hover {
        opacity: 1;
    }

    .creatimus-header img {
        height: 50px;
        width: auto;
    }

    /* App Footer Styling */
    .app-footer {
        text-align: center;
        font-size: 0.875rem;
        color: #6b7280;
        padding: 1rem 0;
        border-top: 1px solid #374151;
        margin-top: 2rem;
        background: var(--color-white);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--box-shadow);
        border: 1px solid var(--color-border-light);
        margin: 2rem 0 0 0;
    }

    .app-footer p {
        margin: 0;
    }

    .app-footer .brand-name {
        font-weight: 600;
        color: #9ca3af;
    }

    .app-footer .disclaimer {
        font-size: 0.75rem;
        color: #9ca3af;
        margin-top: 0.75rem;
        line-height: 1.4;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .app-footer .disclaimer i {
        color: #f59e0b;
        margin-right: 0.25rem;
        vertical-align: middle;
    }

    .app-footer .disclaimer .disclaimer-text {
        font-weight: 700;
        color: #374151;
    }

    /* Creatimus Footer Logo */
    .app-footer .creatimus-footer {
        text-align: center;
        margin: 1.5rem 0;
        opacity: 0.7;
        transition: opacity 0.3s ease;
    }

    .app-footer .creatimus-logo {
        height: 40px;
    }

    .app-footer .creatimus-footer:hover {
        opacity: 1;
    }

    .app-footer .creatimus-logo {
        height: 40px;
    }

    .app-footer .creatimus-logo img {
        height: 100%;
        width: auto;
    }

    /* Login page subtitle styling */
    .subtitle-bold {
        font-weight: 700;
        font-size: 1.1rem;
        color: var(--color-darker);
    }

    /* Login page spacing adjustments */
    .login-container {
        padding: 2.5rem 2rem !important;
    }

    .login-header {
        margin-bottom: 2rem !important;
    }

    .logo-container {
        margin-bottom: 1rem !important;
    }

    .plumecalc-logo {
        margin-bottom: 1rem !important;
    }

    .footer {
        margin-top: 1.5rem !important;
    }

    .creatimus-footer {
        margin: 1rem 0 !important;
    }

    .app-title {
        margin: 0;
        color: var(--color-primary);
        font-size: 3.5rem;
        font-weight: 800;
        letter-spacing: -0.02em;
        font-family: var(--font-family);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        line-height: 1;
    }

    .app-subtitle {
        margin: 0.25rem 0 0 0;
        color: var(--color-secondary);
        font-size: 1.3rem;
        font-weight: 600;
        letter-spacing: 0.01em;
        font-family: var(--font-family);
        opacity: 0.8;
    }

    .logout-button {
        background: var(--color-white);
        color: var(--color-danger);
        border: 1px solid var(--color-danger);
        padding: 8px 16px;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.85rem;
        font-weight: var(--font-weight-medium);
        transition: var(--transition);
        letter-spacing: 0.025em;
    }

    .logout-button:hover {
        background: var(--color-danger);
        color: var(--color-white);
        border-color: var(--color-danger);
        transform: translateY(-1px);
        box-shadow: var(--box-shadow);
    }

    .logout-button:active {
        transform: translateY(0);
    }

    /* ===== NUEVO LAYOUT DE DOS COLUMNAS ===== */
    .container {
        max-width: 1600px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 32px;
    }

    /* --- SECTION HEADERS --- */
    .section-header {
        text-align: center;
        margin-bottom: 32px;
        padding: 24px;
        background: var(--color-white);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--box-shadow);
        border: 1px solid var(--color-border-light);
        position: relative;
        overflow: hidden;
    }

    .section-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    }

    .section-title {
        font-size: 1.6rem;
        font-weight: 700;
        color: white !important;
        margin: 0 0 1rem 0;
        padding: 0.5rem 1rem;
        background: var(--color-primary-dark);
        border-radius: var(--border-radius-lg);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
        box-shadow: var(--box-shadow-md);
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
        position: relative;
        overflow: hidden;
        letter-spacing: -0.025em;
        text-align: center;
    }

    .section-title::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s;
    }

    .section-title:hover::before {
        left: 100%;
    }

    /* Container subsection titles (h3) */
    .input-card h3 {
        font-size: 1.2rem;
        font-weight: 700;
        color: white !important;
        margin: 0 0 1rem 0;
        padding: 0.4rem 0.8rem;
        background: var(--color-primary-dark);
        border-radius: var(--border-radius);
        display: flex;
        align-items: center;
        gap: 0.5rem;
        box-shadow: var(--box-shadow);
        transition: all 0.3s ease;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    }

    .input-card h3:hover {
        transform: translateY(-2px);
        box-shadow: var(--box-shadow-md);
        background: var(--color-primary);
    }

    .section-description {
        font-size: 1.2rem;
        color: var(--color-darker);
        margin: 0;
        font-weight: 700;
        text-align: center;
        padding: 0.5rem 0;
    }

    /* Contenedores de filas */
    .row-container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        width: 100%;
        align-items: start;
    }

    /* Columnas */
    .left-column,
    .right-column {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    /* Contenedor centrado del botón de simulación */
    .simulation-button-container {
        text-align: center;
        margin: 30px 0;
        grid-column: 1 / -1;
        /* Ocupa toda la fila */
    }

    /* ===== RESPONSIVE PARA NUEVO LAYOUT ===== */
    @media (max-width: 1200px) {
        .row-container {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .container {
            max-width: 100%;
            padding: 0 10px;
        }
    }

    /* --- LAYOUT PRINCIPAL LEGACY (mantener compatibilidad) --- */
    .form-section,
    .results-section {
        flex: 1;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    /* --- TARJETAS --- */
    .input-card,
    .results-card {
        background: var(--color-white);
        padding: 32px;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--box-shadow-md);
        margin-bottom: 24px;
        border: 1px solid var(--color-border-light);
        position: relative;
        overflow: hidden;
        /* ✅ Auto-ajuste: el contenido determina el tamaño */
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        transition: var(--transition);
    }

    .input-card::before,
    .results-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
        opacity: 0;
        transition: var(--transition);
    }

    .input-card:hover,
    .results-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--box-shadow-lg);
    }

    .input-card:hover::before,
    .results-card:hover::before {
        opacity: 1;
    }

    .input-card h3 {
        font-size: 1.5rem;
        color: var(--color-primary);
        margin-top: 0;
        border-bottom: 2px solid var(--color-border);
        padding-bottom: 12px;
        margin-bottom: 24px;
        font-weight: var(--font-weight-semibold);
        letter-spacing: -0.01em;
        /* ✅ Auto-ajuste del título */
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .results-card h2 {
        font-size: 1.8rem;
        color: var(--color-darker);
        font-weight: var(--font-weight-bold);
        letter-spacing: -0.025em;
    }

    /* --- FORMULARIO --- */
    form {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 15px 20px;
        /* ✅ Auto-ajuste: las columnas se adaptan al contenido */
        width: 100%;
    }

    label {
        font-weight: var(--font-weight-semibold);
        display: block;
        margin-bottom: 8px;
        color: var(--color-dark);
        font-size: 0.9rem;
        letter-spacing: 0.025em;
    }

    input[type="number"],
    input[type="text"],
    input[type="email"],
    input[type="password"],
    select,
    textarea {
        padding: 14px 16px;
        border: 2px solid var(--color-border);
        border-radius: var(--border-radius);
        width: 100%;
        font-size: 1rem;
        font-family: var(--font-family);
        font-weight: var(--font-weight-normal);
        transition: var(--transition);
        background: var(--color-white);
        color: var(--color-dark);
        box-sizing: border-box;
    }

    input[type="number"]:focus,
    input[type="text"]:focus,
    input[type="email"]:focus,
    input[type="password"]:focus,
    select:focus,
    textarea:focus {
        outline: none;
        border-color: var(--color-primary);
        box-shadow: 0 0 0 4px rgba(30, 64, 175, 0.1);
        transform: translateY(-1px);
    }

    input[type="number"]::placeholder,
    input[type="text"]::placeholder,
    input[type="email"]::placeholder,
    input[type="password"]::placeholder,
    textarea::placeholder {
        color: var(--color-muted);
        font-weight: var(--font-weight-normal);
    }

    /* --- BOTONES --- */
    button {
        background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
        color: var(--color-white);
        padding: 12px 24px;
        border: none;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 1rem;
        font-weight: var(--font-weight-semibold);
        font-family: var(--font-family);
        transition: var(--transition);
        display: inline-block;
        text-decoration: none;
        text-align: center;
        line-height: 1.4;
        letter-spacing: 0.025em;
        position: relative;
        overflow: hidden;
    }

    button::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s;
    }

    button:hover {
        box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
        transform: translateY(-2px);
    }

    button:hover::before {
        left: 100%;
    }

    button:active {
        transform: translateY(0);
    }

    button:disabled {
        opacity: 0.6;
        cursor: not-allowed;
        transform: none;
        background: var(--color-secondary);
    }

    /* Botón principal de envío */
    button[type="submit"] {
        background: linear-gradient(135deg, #10b981 0%, #059669 100%);
        color: white;
        border: none;
        border-radius: var(--border-radius-lg);
        cursor: pointer;
        font-weight: var(--font-weight-bold);
        margin: 40px auto 24px;
        display: block;
        transition: var(--transition);
        position: relative;
        z-index: 1;

        /* ✅ AUTO-AJUSTE: Una sola línea de texto */
        padding: 16px 32px;
        /* Padding más elegante */
        font-size: 1.1rem;
        /* Tamaño de fuente ajustado */
        width: auto;
        /* Ancho automático */
        max-width: 100%;
        /* Máximo ancho disponible */
        min-width: 240px;
        /* Ancho mínimo */
        white-space: nowrap;
        /* Evita que se parta en líneas */
        text-align: center;
        /* Texto centrado */
        box-sizing: border-box;
        /* Incluye padding en el ancho */
        letter-spacing: 0.05em;
        /* Espaciado de letras */
    }

    button[type="submit"]:hover {
        box-shadow: 0 12px 30px rgba(16, 185, 129, 0.4);
        transform: translateY(-3px);
        background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    }

    /* Botones secundarios */
    .secondary-button {
        background: var(--color-background-alt);
        color: var(--color-muted);
        border: 2px solid var(--color-border);
        padding: 10px 20px;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.9rem;
        font-weight: var(--font-weight-medium);
        transition: var(--transition);
        display: inline-block;
        font-family: var(--font-family);
    }

    .secondary-button:hover {
        background: var(--color-white);
        border-color: var(--color-primary);
        color: var(--color-primary);
        transform: translateY(-1px);
        box-shadow: var(--box-shadow);
    }

    /* Botones primarios */
    .primary-button {
        background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
        color: var(--color-white);
        border: none;
        padding: 10px 20px;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.9rem;
        font-weight: var(--font-weight-semibold);
        transition: var(--transition);
        display: inline-block;
        font-family: var(--font-family);
    }

    .primary-button:hover {
        background: linear-gradient(135deg, var(--color-primary-dark) 0%, #1e3a8a 100%);
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
    }

    /* Botones específicos */
    .search-button {
        background: linear-gradient(135deg, var(--color-success) 0%, #047857 100%);
        color: var(--color-white);
        border: none;
        padding: 10px 20px;
        border-radius: var(--border-radius);
        cursor: pointer;
        white-space: nowrap;
        font-size: 0.9rem;
        font-weight: var(--font-weight-semibold);
        transition: var(--transition);
    }

    .search-button:hover {
        background: linear-gradient(135deg, #047857 0%, #065f46 100%);
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(5, 150, 105, 0.3);
    }

    .gps-button {
        background: linear-gradient(135deg, var(--color-info) 0%, #0e7490 100%);
        color: var(--color-white);
        border: none;
        padding: 12px 24px;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 1rem;
        font-weight: var(--font-weight-semibold);
        transition: var(--transition);
    }

    .gps-button:hover {
        background: linear-gradient(135deg, #0e7490 0%, #155e75 100%);
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(8, 145, 178, 0.3);
    }

    .gps-button:disabled {
        background: var(--color-secondary);
        cursor: not-allowed;
        transform: none;
    }

    .map-control-btn {
        background: linear-gradient(135deg, var(--color-secondary) 0%, #475569 100%);
        color: var(--color-white);
        border: none;
        padding: 8px 16px;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.9rem;
        font-weight: var(--font-weight-medium);
        transition: var(--transition);
    }

    .map-control-btn:hover {
        background: linear-gradient(135deg, #475569 0%, #334155 100%);
        transform: translateY(-1px);
        box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3);
    }

    .sync-button {
        background: var(--color-warning);
        color: #212529;
        border: none;
        padding: 4px 8px;
        border-radius: 4px;
        cursor: pointer;
        font-size: 12px;
    }

    .sync-button:hover {
        background: #e0a800;
    }

    /* --- INTERRUPTOR DE UNIDADES --- */
    .toggle-container {
        display: flex;
        align-items: center;
        gap: 15px;
        margin: 15px 0;
    }

    .switch {
        position: relative;
        display: inline-block;
        width: 60px;
        height: 34px;
    }

    .switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

    .slider {
        position: absolute;
        cursor: pointer;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: #ccc;
        transition: .4s;
        border-radius: 34px;
    }

    .slider:before {
        position: absolute;
        content: "";
        height: 26px;
        width: 26px;
        left: 4px;
        bottom: 4px;
        background-color: var(--color-white);
        transition: .4s;
        border-radius: 50%;
    }

    input:checked+.slider {
        background-color: var(--color-primary);
    }

    input:checked+.slider:before {
        transform: translateX(26px);
    }

    #unit-display {
        font-size: 1.2em;
        font-weight: bold;
        color: var(--color-primary-dark);
    }

    /* --- RESULTADOS --- */
    #results-summary {
        font-size: 1.1em;
        background-color: var(--color-light);
        padding: 20px;
        border-radius: var(--border-radius);
        border: 1px solid #e9ecef;
        margin-bottom: 20px;
    }

    /* --- UBICACIÓN --- */
    .location-method-selector {
        margin-bottom: 20px;
    }

    .location-method-selector h4 {
        margin-bottom: 10px;
        color: var(--color-dark);
        font-size: 16px;
    }

    .method-options {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 10px;
        margin-bottom: 20px;
    }

    .method-option {
        display: flex;
        align-items: center;
        padding: 12px;
        border: 2px solid #e0e0e0;
        border-radius: var(--border-radius);
        cursor: pointer;
        transition: var(--transition);
        background: #f9f9f9;
    }

    .method-option:hover {
        border-color: var(--color-primary);
        background: #f0f8ff;
    }

    .method-option input[type="radio"] {
        margin-right: 8px;
    }

    .method-option:has(input[type="radio"]:checked) {
        border-color: var(--color-primary);
        background: #e3f2fd;
        box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2);
    }

    .method-icon {
        font-size: 20px;
        margin-right: 8px;
    }

    .method-text {
        font-weight: 500;
        color: var(--color-dark);
    }

    /* --- CONTENEDORES DE INPUT --- */
    .location-inputs {
        margin-bottom: 20px;
    }

    .location-input-group {
        display: none;
        padding: 15px;
        border: 1px solid var(--color-border);
        border-radius: var(--border-radius);
        background: var(--color-white);
        transition: var(--transition);
    }

    .location-input-group.active {
        display: block;
    }

    /* --- BÚSQUEDA DE DIRECCIÓN --- */
    .address-search {
        width: 100%;
    }

    .search-container {
        display: flex;
        gap: 10px;
        margin-bottom: 10px;
    }

    .search-container input {
        flex: 1;
    }

    .address-results {
        max-height: 200px;
        overflow-y: auto;
        border: 1px solid var(--color-border);
        border-radius: 4px;
        display: none;
        background: var(--color-white);
    }

    .address-result-item {
        padding: 10px;
        border-bottom: 1px solid #eee;
        cursor: pointer;
        transition: var(--transition);
    }

    .address-result-item:hover {
        background: #f5f5f5;
    }

    .address-result-item:last-child {
        border-bottom: none;
    }

    /* --- GPS --- */
    .gps-container {
        text-align: center;
    }

    .gps-info {
        color: #666;
        margin-bottom: 15px;
    }

    .gps-status {
        margin-top: 10px;
        padding: 10px;
        border-radius: 4px;
        min-height: 20px;
    }

    /* --- MAPA --- */
    .map-container {
        width: 100%;
    }

    .map-info {
        color: #666;
        margin-bottom: 10px;
    }

    .location-map {
        width: 100%;
        height: 300px;
        border: 1px solid var(--color-border);
        border-radius: var(--border-radius);
        margin-bottom: 10px;
    }

    .map-controls {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
    }

    .map-coordinates {
        font-family: monospace;
        font-size: 14px;
        color: #666;
        background: var(--color-light);
        padding: 4px 8px;
        border-radius: 4px;
    }

    /* --- PREVIEW DEL INCIDENTE --- */
    .incident-preview {
        background: var(--color-light);
        padding: 15px;
        border-radius: var(--border-radius);
        border-left: 4px solid var(--color-primary);
        margin-bottom: 15px;
    }

    .incident-preview h4 {
        margin-bottom: 10px;
        color: var(--color-dark);
    }

    .preview-info {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 10px;
    }

    .preview-item {
        display: flex;
        justify-content: space-between;
    }

    .preview-label {
        font-weight: 500;
        color: #666;
    }

    .preview-value {
        font-family: monospace;
        color: var(--color-dark);
    }

    /* --- ACCIONES DE UBICACIÓN --- */
    .location-actions {
        display: flex;
        gap: 10px;
        justify-content: center;
        flex-wrap: wrap;
    }

    .location-buttons {
        margin-top: 15px;
        text-align: center;
    }

    /* --- PREVIEW DE PLUMA --- */
    .plume-section-container {
        display: flex;
        flex-direction: column;
        gap: 30px;
        /* Aumentado el gap */
        margin-top: 30px;
        /* ✅ ANCHO COMPLETO */
        max-width: 100%;
        /* Ocupa todo el ancho */
        width: 100%;
        /* Ancho completo */
        margin-left: 0;
        /* Sin margen izquierdo */
        margin-right: 0;
        /* Sin margen derecho */
        padding: 0 20px;
        /* Padding lateral para respirar */
        box-sizing: border-box;
    }

    .plume-section-container .results-card {
        width: 100%;
        max-width: 100%;
        margin-bottom: 0;
        /* Sin margen inferior extra */
    }

    /* ✅ DUPLICAR ALTURA de las vistas de pluma */
    #plume-plot-top,
    #plume-plot-side {
        min-height: 800px;
        /* Duplicado: antes 400px → ahora 800px */
        height: 800px;
        /* Altura fija duplicada */
        width: 100%;
        /* Asegurar que Plotly use todo el espacio */
        box-sizing: border-box;
    }

    /* --- 4. AJUSTES RESPONSIVE MEJORADOS --- */
    @media (max-width: 1200px) {
        .container {
            flex-direction: column;
            max-width: 100%;
            padding: 0 10px;
        }

        .plume-section-container {
            max-width: 100%;
            padding: 0 10px;
        }

        #plume-plot-top,
        #plume-plot-side {
            min-height: 600px;
            /* Reducido en pantallas medianas */
            height: 600px;
        }
    }

    @media (max-width: 768px) {
        .plume-section-container {
            padding: 0 5px;
        }

        #plume-plot-top,
        #plume-plot-side {
            min-height: 400px;
            /* Altura normal en móviles */
            height: 400px;
        }

        button[type="submit"] {
            width: 100%;
            /* Ancho completo en móviles */
            max-width: none;
            font-size: 1.2em;
            padding: 18px 20px;
        }

        .form-grid {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 480px) {
        .plume-section-container {
            padding: 0;
            margin-top: 20px;
        }

        #plume-plot-top,
        #plume-plot-side {
            min-height: 300px;
            /* Altura mínima en móviles pequeños */
            height: 300px;
        }

        button[type="submit"] {
            font-size: 1.1em;
            padding: 16px 20px;
        }
    }

    .control-group {
        margin-bottom: 20px;
    }

    .control-group label {
        display: block;
        font-weight: 500;
        margin-bottom: 8px;
        color: var(--color-dark);
    }

    .wind-direction-control,
    .plume-size-control,
    .opacity-control {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .wind-direction-control input[type="range"],
    .plume-size-control input[type="range"],
    .opacity-control input[type="range"] {
        flex: 1;
    }

    .wind-direction-control span,
    .plume-size-control span,
    .opacity-control span {
        min-width: 60px;
        text-align: center;
        font-family: monospace;
        background: var(--color-white);
        padding: 4px 8px;
        border-radius: 4px;
        border: 1px solid var(--color-border);
    }

    /* --- INFORMACIÓN DE ZONAS --- */
    .zone-info {
        margin-top: 20px;
    }

    .zone-info h5 {
        margin-bottom: 10px;
        color: var(--color-dark);
    }

    .zone-distances {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .zone-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 8px;
        background: var(--color-white);
        border-radius: 4px;
        border-left: 4px solid;
    }

    .zone-item.aegl-3 {
        border-left-color: var(--color-danger);
    }

    .zone-item.idlh {
        border-left-color: #fd7e14;
    }

    .zone-item.aegl-2 {
        border-left-color: var(--color-warning);
    }

    .zone-item.aegl-1 {
        border-left-color: var(--color-success);
    }

    .zone-name {
        font-weight: 500;
    }

    .zone-distance {
        font-family: monospace;
        color: #666;
    }

    /* --- ACCIONES DE PLUMA --- */
    .plume-actions {
        display: flex;
        gap: 10px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* --- SECCIÓN DE PLUMAS --- */
    .plume-section-container {
        display: flex;
        flex-direction: column;
        gap: 20px;
        margin-top: 30px;
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
    }

    .plume-section-container .results-card {
        width: 100%;
    }

    /* --- GRÁFICOS --- */
    #plume-plot-top,
    #plume-plot-side {
        min-height: 400px;
        width: 100%;
    }

    #concentration-plot,
    #dynamic-plot {
        min-height: 300px;
        width: 100%;
        margin: 10px 0;
    }

    /* --- ESTADOS --- */
    .loading {
        opacity: 0.6;
        pointer-events: none;
    }

    .loading::after {
        content: " ⏳";
    }

    .error-state {
        border-color: var(--color-danger) !important;
        background-color: #f8d7da !important;
    }

    .success-state {
        border-color: var(--color-success) !important;
        background-color: #d4edda !important;
    }

    .warning-state {
        border-color: var(--color-warning) !important;
        background-color: #fff3cd !important;
    }

    /* --- ANIMACIONES --- */
    .location-input-group {
        transition: var(--transition);
    }

    .method-option {
        transition: var(--transition);
    }

    /* --- RESPONSIVE DESIGN --- */
    @media (max-width: 1200px) {
        .container {
            flex-direction: column;
            max-width: 100%;
        }

        .plume-section-container {
            max-width: 100%;
            padding: 0 10px;
        }
    }

    @media (max-width: 768px) {
        body {
            padding: 10px;
        }

        .container {
            gap: 20px;
        }

        .form-grid {
            grid-template-columns: 1fr;
            gap: 15px;
        }

        button {
            width: 100%;
            margin: 10px 0;
        }

        button[type="submit"] {
            width: 100%;
            max-width: none;
            font-size: 1.3em;
            padding: 20px;
            margin: 30px 0 20px;
        }

        .secondary-button,
        .primary-button {
            width: auto;
            margin: 5px;
        }

        h1 {
            font-size: 2em;
            margin-bottom: 20px;
        }

        .input-card,
        .results-card {
            padding: 20px;
        }

        .method-options {
            grid-template-columns: 1fr;
        }

        .plume-preview-container {
            grid-template-columns: 1fr;
        }

        .search-container {
            flex-direction: column;
        }

        .map-controls {
            flex-direction: column;
            align-items: stretch;
        }

        .location-actions,
        .plume-actions {
            flex-direction: column;
        }

        .preview-info {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 480px) {
        body {
            padding: 5px;
        }

        .input-card,
        .results-card {
            padding: 15px;
        }

        h1 {
            font-size: 1.8em;
        }

        .form-grid {
            gap: 10px;
        }

        button[type="submit"] {
            font-size: 1.2em;
            padding: 18px;
        }
    }

    /* --- PRINT STYLES --- */
    @media print {
        body {
            background-color: white;
            color: black;
        }
    }

    .input-card,
    .results-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }

    button {
        display: none;
    }

    .location-actions,
    .plume-actions {
        display: none;
    }
}


/* Mejorar el espaciado entre secciones */
.input-card+.input-card {
    margin-top: 20px;
}

/* Asegurar que los gráficos se redimensionen correctamente */
.js-plotly-plot {
    width: 100% !important;
    height: 100% !important;
}

/* Mejor responsive para las tarjetas de resultados */
.results-section {
    width: 100%;
    max-width: 100%;
}

.results-card {
    width: 100%;
    max-width: 100%;
    margin-bottom: 20px;
}

/* Asegurar que los controles de formulario se vean bien */
input[type="number"],
input[type="text"],
select {
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    /* Evita overflow en grid */
}

/* Mejorar el espaciado del botón de simulación */
button[type="submit"] {
    margin-top: 25px;
    margin-bottom: 25px;
}

/* --- 6. ARREGLOS ESPECÍFICOS --- */

/* Corregir el posicionamiento del botón original si estaba mal */
.original-button-position {
    /* Eliminar estilos que puedan estar causando problemas */
    position: relative !important;
    top: auto !important;
    right: auto !important;
    left: auto !important;
    bottom: auto !important;
}

/* Asegurar que las vistas de pluma tengan fondo blanco */
#plume-plot-top,
#plume-plot-side {
    background-color: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 10px;
    box-sizing: border-box;
}

/* ===== Obstáculos & Mezcla — bloque seguro para append ===== */

/* Títulos/ayudas nuevas */
.hint {
    display: block;
    color: #a6b0c3;
    font-size: .85rem;
    line-height: 1.35;
    margin-top: 6px;
}

.inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.inline small {
    opacity: .8;
}

.inline strong {
    font-variant-numeric: tabular-nums;
}

/* Sliders nuevos (solo los IDs que agregaste) */
#obstacle_drag_factor,
#mixing_loss_factor {
    width: 100%;
    appearance: none;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, #ff6b6b, #f6c251, #2ecc71);
    /* rojo→amarillo→verde */
    outline: none;
    margin: 8px 0 6px;
    border: 1px solid rgba(255, 255, 255, .08);
    /* borde suave; ajusta a tu tema */
}

/* Pulgar del slider (WebKit) */
#obstacle_drag_factor::-webkit-slider-thumb,
#mixing_loss_factor::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid rgba(0, 0, 0, .2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
    cursor: pointer;
    transition: transform .08s;
}

#obstacle_drag_factor:active::-webkit-slider-thumb,
#mixing_loss_factor:active::-webkit-slider-thumb {
    transform: scale(1.06);
}

/* Pulgar del slider (Firefox) */
#obstacle_drag_factor::-moz-range-thumb,
#mixing_loss_factor::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid rgba(0, 0, 0, .2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
    cursor: pointer;
}

/* Track (Firefox) */
#obstacle_drag_factor::-moz-range-track,
#mixing_loss_factor::-moz-range-track {
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, #ff6b6b, #f6c251, #2ecc71);
    border: 1px solid rgba(255, 255, 255, .08);
}

/* Accesibilidad: foco claro en sliders */
#obstacle_drag_factor:focus,
#mixing_loss_factor:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(124, 196, 255, .25);
    /* halo de foco suave */
}

/* Altura para gráficos nuevos si no la tienes ya */
#plume-plot-top,
#plume-plot-side {
    height: 360px;
    /* Plotly */
}

/* === Tooltips === */
.tooltip-bubble {
    position: fixed;
    max-width: 280px;
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(33, 33, 33, 0.95);
    color: #fff;
    font-size: 12px;
    line-height: 1.35;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    z-index: 9999;
    pointer-events: none;
    transform: translateY(-6px);
    opacity: 0;
    transition: opacity .12s ease, transform .12s ease;
}

.tooltip-bubble.show {
    opacity: 1;
    transform: translateY(0);
}

.tooltip-bubble .arrow {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid rgba(33, 33, 33, 0.95);
    bottom: -6px;
    left: 16px;
}

.has-tooltip {
    position: relative;
}

.help-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    margin-left: 6px;
    border-radius: 50%;
    background: #e3f2fd;
    color: #1565c0;
    font-size: 12px;
    font-weight: 700;
    cursor: help;
    user-select: none;
}

.help-icon:focus {
    outline: 2px solid #90caf9;
}

body.has-lang-selector {
    padding-top: 56px;
}

@media (max-width: 768px) {
    body.has-lang-selector {
        padding-top: 72px;
    }
}

/* ===== BOTÓN DE CONFIRMACIÓN DE UBICACIÓN ===== */
#confirm-location-btn {
    display: block !important;
    /* Forzar visibilidad */
    opacity: 1 !important;
    /* Asegurar opacidad completa */
    visibility: visible !important;
    /* Asegurar visibilidad */
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    margin-top: 12px;
    margin-bottom: 12px;
    transition: var(--transition);
    width: auto;
    min-width: 200px;
    text-align: center;
}

#confirm-location-btn:hover {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

#confirm-location-btn:disabled {
    background: var(--color-secondary);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

/* ===== CONTENEDOR DEL MAPA DE UBICACIÓN ===== */
.location-map {
    width: 100%;
    height: 300px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    /* Forzar que se muestre */
    display: block !important;
    visibility: visible !important;
}

/* Asegurar que el contenedor del mapa esté visible cuando está activo */
.location-input-group.active .location-map {
    display: block !important;
    height: 300px;
    min-height: 300px;
}

/* Fix para el contenedor del método map */
#map-input.active {
    display: block !important;
}

/* Status row debajo del mapa */
.map-status-row {
    margin-top: 8px;
    font-family: monospace;
    font-size: 14px;
    color: #666;
    text-align: center;
    background: var(--color-light);
    padding: 8px;
    border-radius: 4px;
}

/* Selected location box */
.selected-location-box {
    margin-top: 16px;
    background: #e3f2fd;
    padding: 12px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.selected-location-box strong {
    display: block;
    margin-bottom: 8px;
    color: var(--color-primary-dark);
}

.selected-location-box div {
    margin-bottom: 4px;
    font-size: 14px;
}

/* Enhanced Results Styles */
.enhanced-results {
    margin: 0;
    padding: 0;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.result-card {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid #e2e8f0;
    font-size: 14px;
}

.result-item:last-child {
    border-bottom: none;
}

.result-label {
    color: #475569;
    font-weight: 500;
}

.result-value {
    color: #1e293b;
    font-weight: 600;
    text-align: right;
}

.subsection-title {
    color: #1e293b;
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 12px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.model-flow {
    background: linear-gradient(90deg, #3b82f6 0%, #8b5cf6 50%, #ef4444 100%);
    height: 4px;
    border-radius: 2px;
    margin: 12px 0;
    position: relative;
}

.flow-marker {
    position: absolute;
    top: -8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    border: 2px solid;
    font-size: 9px;
    font-weight: bold;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.marker-source {
    left: 5%;
    border-color: #3b82f6;
    background: #3b82f6;
}

.marker-near {
    left: 40%;
    border-color: #8b5cf6;
    background: #8b5cf6;
}

.marker-far {
    left: 75%;
    border-color: #ef4444;
    background: #ef4444;
}

.confidence-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    /* Colores por defecto - se sobrescriben con clases específicas */
    background: #dcfce7;
    color: #166534;
}

/* Confidence level specific styling */
.confidence-very-high {
    background-color: #d4edda !important;
    color: #155724 !important;
    border: 1px solid #c3e6cb;
}

.confidence-high {
    background-color: #d1ecf1 !important;
    color: #0c5460 !important;
    border: 1px solid #bee5eb;
}

.confidence-moderate {
    background-color: #fff3cd !important;
    color: #856404 !important;
    border: 1px solid #ffeaa7;
}

.confidence-low {
    background-color: #f8d7da !important;
    color: #721c24 !important;
    border: 1px solid #f5c6cb;
}

.confidence-very-low {
    background-color: #f8d7da !important;
    color: #721c24 !important;
    border: 1px solid #f5c6cb;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }

    100% {
        opacity: 1;
    }
}

.model-info-card {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #007bff;
    margin: 10px 0;
}

.confidence-details details {
    margin-top: 10px;
}

.confidence-details summary:hover {
    color: #007bff;
}

.model-tag {
    display: inline-block;
    background: #ede9fe;
    color: #5b21b6;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    margin: 1px;
}

.limitation-card {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 12px;
    margin-top: 16px;
}

/* Thermodynamic Analysis Widget Styles */
.thermodynamic-widget {
    margin: 16px 0;
    border: 2px solid #3b82f6;
    border-radius: 12px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.1);
}

.thermodynamic-widget .widget-header {
    background: #3b82f6;
    color: white;
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: background 0.2s;
}

.thermodynamic-widget .widget-header:hover {
    background: #2563eb;
}

.thermodynamic-widget .widget-title {
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.thermodynamic-widget .expand-icon {
    transition: transform 0.3s ease;
    font-size: 16px;
}

.thermodynamic-widget .widget-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background: white;
}

.thermodynamic-widget .widget-content.expanded {
    max-height: 1000px;
}

.thermodynamic-widget .content-inner {
    padding: 20px;
}

.phase-section {
    margin-bottom: 20px;
    border-left: 4px solid;
    padding: 16px;
    background: #f8fafc;
    border-radius: 0 8px 8px 0;
}

.phase-dense {
    border-left-color: #dc2626;
}

.phase-transition {
    border-left-color: #d97706;
}

.phase-passive {
    border-left-color: #059669;
}

.phase-title {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.phase-distance {
    font-size: 12px;
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    color: #475569;
}

.phase-description {
    font-size: 14px;
    line-height: 1.5;
    color: #334155;
    margin-bottom: 12px;
}

.characteristics-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.characteristics-list li {
    font-size: 13px;
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
    color: #475569;
}

.characteristics-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

.chemical-properties {
    background: #f1f5f9;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 16px;
}

.property-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
    font-size: 13px;
}

.property-item {
    display: flex;
    justify-content: space-between;
    padding: 4px 8px;
    background: white;
    border-radius: 4px;
}

.property-label {
    font-weight: 500;
    color: #475569;
}

.property-value {
    font-weight: 600;
    color: #1e293b;
}

.key-insight {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 12px;
    margin-top: 16px;
}

.insight-title {
    font-weight: 600;
    color: #92400e;
    margin-bottom: 8px;
    font-size: 14px;
}

.insight-text {
    font-size: 13px;
    color: #78350f;
    line-height: 1.4;
}

/* ===== ENCYCLOPEDIA WIDGET STYLES ===== */
.encyclopedia-widget {
    margin: 16px 0;
    border: 2px solid #059669;
    border-radius: 12px;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(5, 150, 105, 0.1);
}

.encyclopedia-widget .widget-header {
    background: #059669;
    color: white;
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: background 0.2s;
}

.encyclopedia-widget .widget-header:hover {
    background: #047857;
}

.encyclopedia-widget .widget-title {
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.encyclopedia-widget .expand-icon {
    transition: transform 0.3s ease;
    font-size: 16px;
}

.encyclopedia-widget .widget-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background: white;
}

.encyclopedia-widget .widget-content.expanded {
    max-height: 1200px;
}

.encyclopedia-widget .content-inner {
    padding: 20px;
}

/* Source type specific styles */
.source-field {
    display: block;
}

#source-type-selector {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

#source-type-selector input[type="radio"] {
    width: auto;
    margin: 0;
}

#source-type-selector label {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    background: var(--color-light);
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 0;
    font-weight: 500;
    gap: 8px;
}

#source-type-selector input[type="radio"]:checked+label,
#source-type-selector label:has(input[type="radio"]:checked) {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1f2937;
    border-color: #f59e0b;
}

/* Tank configuration placeholder */
#tank-configuration-container {
    min-height: 200px;
}

#tank-diagram-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 150px;
    background: var(--color-light);
    border: 2px dashed #e2e8f0;
    border-radius: var(--border-radius);
    color: #64748b;
    font-style: italic;
}

/* Section intro styling */
.section-intro {
    color: #64748b;
    font-size: 0.9rem;
    margin-bottom: 15px;
    font-style: italic;
    line-height: 1.5;
}

/* Unit labels */
.unit-label {
    color: #64748b;
    font-size: 0.85rem;
    font-weight: 400;
}

/* Inline stats for effective wind */
.inline-stats {
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 6px;
    padding: 10px 12px;
    font-size: 0.9rem;
    color: #0369a1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .property-grid {
        grid-template-columns: 1fr;
    }

    .thermodynamic-widget .content-inner,
    .encyclopedia-widget .content-inner {
        padding: 12px;
    }

    .phase-section {
        padding: 12px;
    }

    #source-type-selector {
        flex-direction: column;
        gap: 10px;
    }

    #source-type-selector label {
        justify-content: center;
    }
}

/* ===== ENCYCLOPEDIA MODAL STYLES ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 1000px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

.modal-content h2 {
    color: #059669;
    font-size: 1.8rem;
    margin-bottom: 25px;
    border-bottom: 2px solid #059669;
    padding-bottom: 10px;
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 32px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: #666;
    transition: color 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
    border-radius: 50%;
}

/* Encyclopedia Content Styling */
.encyclopedia-content {
    line-height: 1.6;
    color: #333;
}

.phase-section {
    margin-bottom: 30px;
    padding: 20px;
    border-left: 4px solid;
    border-radius: 0 8px 8px 0;
    background: #f8fafc;
}

.phase-section.phase-1 {
    border-left-color: #dc2626;
}

.phase-section.phase-2 {
    border-left-color: #d97706;
}

.phase-section.phase-3 {
    border-left-color: #059669;
}

.phase-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 10px;
}

.phase-subtitle {
    font-size: 1rem;
    color: #64748b;
    font-style: italic;
    margin-bottom: 15px;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    margin: 20px 0 10px 0;
}

.encyclopedia-content ul {
    margin: 10px 0 20px 20px;
}

.encyclopedia-content li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 10px;
}

.encyclopedia-content li::before {
    content: "→";
    position: absolute;
    left: -10px;
    color: #059669;
    font-weight: bold;
}

.highlight-box {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
}

.highlight-box .box-title {
    font-weight: 600;
    color: #92400e;
    margin-bottom: 8px;
    font-size: 1rem;
}

.highlight-box .box-content {
    color: #78350f;
    font-size: 0.95rem;
    line-height: 1.5;
}

.key-equation {
    background: #e0f2fe;
    border: 1px solid #0369a1;
    border-radius: 6px;
    padding: 10px 15px;
    margin: 10px 0;
    font-family: monospace;
    font-size: 0.9rem;
    color: #0c4a6e;
}

.intro-text {
    font-size: 1.05rem;
    color: #4b5563;
    background: #f1f5f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    border-left: 4px solid #3b82f6;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        padding: 20px;
        max-height: 90vh;
    }

    .modal-content h2 {
        font-size: 1.5rem;
    }

    .phase-title {
        font-size: 1.2rem;
    }
}

/* Scrollbar Styling */
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: #059669;
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

.user-tips-widget {
    margin: 16px 0;
    border: 2px solid #e74c3c;
    border-radius: 12px;
    background: linear-gradient(135deg, #fdedec 0%, #fadbd8 100%);
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(231, 76, 60, 0.1);
}

.user-tips-widget .widget-header {
    background: #e74c3c;
    color: white;
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: background 0.2s;
}

.user-tips-widget .widget-header:hover {
    background: #c0392b;
}

.user-tips-widget .widget-title {
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-tips-widget .expand-icon {
    transition: transform 0.3s ease;
    font-size: 16px;
}

.user-tips-widget .widget-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background: white;
}

.user-tips-widget.expanded .content-inner {
    max-height: calc(80vh - 40px);
    overflow-y: auto;
}

.user-tips-widget.expanded .widget-content {
    max-height: 80vh;
}

.user-tips-widget .content-inner {
    padding: 20px;
}

.user-tips-container {
    padding: 15px;
}

.user-tips-header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f4f8;
}

.user-tips-header h3 {
    margin: 0 0 10px 0;
    color: #2c3e50;
    font-size: 1.4em;
}

.user-tips-header p {
    margin: 0;
    color: #666;
    font-style: italic;
}

.user-tips-menu {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.tip-section-card {
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fafbfc;
}

.tip-section-card:hover {
    background: #f5f8fa;
    border-color: #c0392b;
    transform: translateY(-2px);
}

.tip-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-weight: 600;
    color: #2c3e50;
}

.tip-icon {
    font-size: 1.2em;
}

.tip-title {
    font-size: 0.95em;
}

.tip-section-preview {
    color: #666;
    font-size: 0.85em;
    line-height: 1.4;
}

.section-detail {
    margin-top: 20px;
}

button.back-button {
    background: #3498db !important;
    color: white !important;
    border: none !important;
    padding: 10px 20px !important;
    border-radius: 5px !important;
    cursor: pointer !important;
    margin-bottom: 20px !important;
    font-size: 0.9em !important;
    transition: background-color 0.3s ease !important;
    display: block !important;
    /* ← AGREGAR ESTA LÍNEA */
}

button.back-button:hover {
    background: #2980b9 !important;
}

.tank-type-header {
    font-size: 1.3em;
    font-weight: bold;
    text-align: center;
    color: #2c3e50;
    margin-bottom: 15px;
    padding: 12px;
    background: linear-gradient(135deg, #ecf0f1 0%, #d5dbdb 100%);
    border-radius: 8px;
    border: 2px solid #bdc3c7;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* El contenedor blanco que crea tu JS alrededor del SVG */
.tank-image-only {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    /* --- NUEVO: Ocupar todo el espacio disponible en su padre --- */
    width: 100%;
    height: 100%;
}

/* --- ESTILOS PARA EL NUEVO CONTENEDOR ADAPTABLE --- */

/* Contenedor Principal */
.tank-configuration-adaptive {
    display: flex;
    flex-direction: column;
    /* Apila el header y el contenido verticalmente */
    border: 1px solid #dee2e6;
    border-radius: 12px;
    background-color: #f8f9fa;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    /* Asegura que los bordes redondeados se apliquen a los hijos */
    margin: 20px auto;
    max-width: 900px;
    /* Ancho máximo del componente */
}

/* Wrapper para el contenido principal (las dos columnas) */
.tank-content-wrapper {
    display: flex;
    flex-direction: row;
    /* Coloca las columnas una al lado de la otra */
    flex-wrap: wrap;
    /* Permite que las columnas se apilen en pantallas pequeñas */
}

/* Columna de Texto (40%) */
.tank-text-content {
    flex: 2;
    /* Ocupa 2 de 5 partes (40%) */
    min-width: 280px;
    /* Ancho mínimo antes de que se apile */
    padding: 25px;
    background-color: #ffffff;
    border-right: 1px solid #dee2e6;
}

.tank-text-content h4 {
    margin-top: 0;
    color: #059669;
    /* Un color que combine */
}

.tank-text-content p {
    color: #495057;
    line-height: 1.6;
}

/* El placeholder que contiene el SVG (tu script lo necesita) */
#tank-diagram-placeholder {
    width: 100%;
    height: 100%;
}

/* Asegurar que el contenedor de imagen ocupe todo el espacio */
.tank-image-container {
    flex: 3;
    min-width: 320px;
    display: flex;
    align-items: stretch;
    /* Cambiado de center a stretch */
    justify-content: center;
    padding: 20px;
    min-height: 250px;
}

/* Asegurar que el SVG ocupe todo el espacio disponible */
#professional-tank-svg {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
}

/* Específico para pipeline - ajustar relación de aspecto */
.tank-configuration-adaptive[data-vessel-type="vertical_tank"] .tank-image-container {
    min-height: 300px;
    /* Reducido de 350px */
}

.tank-configuration-adaptive[data-vessel-type="pipeline"] .tank-image-container {
    min-height: 200px;
    /* Ajustado para pipeline */
}

/* Technical Documentation Button in Footer - FORCE VISIBILITY */
.footer-resources {
    margin-top: 1.5rem !important;
    text-align: center !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    z-index: 100 !important;
}

.technical-doc-button {
    display: inline-flex !important;
    align-items: center !important;
    gap: 12px !important;
    background: #f8f9fa !important;
    color: #1f2937 !important;
    padding: 12px 20px !important;
    border-radius: 8px !important;
    border: 1px solid #e5e7eb !important;
    cursor: pointer !important;
    font-size: 0.9rem !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1) !important;
    transition: all 0.2s ease !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    z-index: 101 !important;
    min-width: 280px !important;
}

.technical-doc-button:hover {
    background: #3b82f6 !important;
    color: white !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3) !important;
}

.technical-doc-button i {
    color: #3b82f6 !important;
    font-size: 1.2rem !important;
}

.technical-doc-button:hover i {
    color: white !important;
}

.doc-text-title {
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.2;
}

.doc-text-subtitle {
    font-size: 0.8rem;
    color: var(--color-muted);
    line-height: 1.2;
}

/* Document Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-xl);
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s ease-out;
}

.competitive-analysis-modal {
    max-width: 1200px;
    margin: 1% auto;
}

.modal-close-inline {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: var(--color-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
    z-index: 10001;
}

.modal-close-inline:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--color-dark);
}

.modal-header-with-logo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-border);
    position: relative;
}

.modal-header-left {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}

.modal-header-center {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.modal-header-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}

.modal-header-logo {
    height: 80px;
    width: auto;
}

.modal-main-title {
    margin: 0;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.modal-subtitle {
    margin: 8px 0 0 0;
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-weight: 500;
}

.modal-close-window {
    background: #ff4444;
    border: 2px solid #ffffff;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    border-radius: 6px;
    transition: all 0.2s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10001;
    box-shadow: 0 2px 8px rgba(255, 68, 68, 0.3);
}

.modal-close-window:hover {
    background: #cc0000;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 68, 68, 0.5);
}

.competitive-analysis-body {
    padding: 0;
    background: #ffffff;
}

.competitive-analysis-content {
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.modal-header i {
    margin-right: 0.5rem;
    color: white;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
}

.document-content {
    max-width: 100%;
}

.document-section {
    margin-bottom: 2.5rem;
}

.document-section h3 {
    color: var(--color-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.document-section h3 i {
    color: var(--color-primary);
}

/* Competitive Analysis Specific Styles */
.header {
    text-align: center;
    margin-bottom: 80px;
    padding-bottom: 40px;
    border-bottom: 1px solid #e5e5e7;
}

.logo {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, #0071e3 0%, #4a90e2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.subtitle {
    font-size: 18px;
    color: #86868b;
    font-weight: 400;
}

.competitive-analysis-content h1 {
    font-size: 40px;
    font-weight: 700;
    margin: 60px 0 24px 0;
    color: #1d1d1f;
    letter-spacing: -0.5px;
}

.competitive-analysis-content h2 {
    font-size: 28px;
    font-weight: 600;
    margin: 48px 0 20px 0;
    color: #0071e3;
    letter-spacing: -0.3px;
}

.competitive-analysis-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 32px 0 16px 0;
    color: #1d1d1f;
}

.competitive-analysis-content p {
    font-size: 16px;
    color: #515154;
    margin-bottom: 16px;
    font-weight: 400;
}

.card {
    background: #f5f5f7;
    border-radius: 18px;
    padding: 32px;
    margin: 24px 0;
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-2px);
}

.competitor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.competitor-card {
    background: white;
    border: 1px solid #e5e5e7;
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s;
}

.competitor-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border-color: #0071e3;
}

.competitor-name {
    font-size: 22px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 8px;
}

.competitor-company {
    font-size: 14px;
    color: #86868b;
    margin-bottom: 20px;
}

.section-label {
    font-size: 13px;
    font-weight: 600;
    color: #0071e3;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 24px 0 12px 0;
}

.competitive-analysis-content ul {
    list-style: none;
    margin: 16px 0;
}

.competitive-analysis-content ul li {
    padding: 8px 0 8px 24px;
    position: relative;
    font-size: 15px;
    color: #515154;
}

.competitive-analysis-content ul li:before {
    content: "•";
    position: absolute;
    left: 8px;
    color: #0071e3;
    font-weight: bold;
}

.highlight-box {
    background: linear-gradient(135deg, #0071e3 0%, #4a90e2 100%);
    color: white;
    border-radius: 16px;
    padding: 40px;
    margin: 40px 0;
}

.highlight-box h2 {
    color: white;
    margin-top: 0;
}

.highlight-box p,
.highlight-box ul li {
    color: rgba(255, 255, 255, 0.9);
}

.highlight-box ul li:before {
    color: white;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 32px 0;
}

.feature-item {
    background: white;
    padding: 24px;
    border-radius: 12px;
    border-left: 4px solid #0071e3;
}

.feature-title {
    font-size: 16px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    color: #515154;
    line-height: 1.5;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 32px 0;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.comparison-table th {
    background: #f5f5f7;
    padding: 16px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    color: #1d1d1f;
    border-bottom: 2px solid #e5e5e7;
}

.comparison-table td {
    padding: 16px;
    border-bottom: 1px solid #f5f5f7;
    font-size: 14px;
    color: #515154;
}

.comparison-table tr:hover {
    background: #fafafa;
}

.checkmark {
    color: #34c759;
    font-weight: bold;
}

.cross {
    color: #ff3b30;
    font-weight: bold;
}

.unique-badge {
    display: inline-block;
    background: #0071e3;
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

.conclusion-box {
    background: #1d1d1f;
    color: white;
    border-radius: 16px;
    padding: 48px;
    margin: 60px 0 40px 0;
}

.conclusion-box h2 {
    color: white;
    margin-top: 0;
}

.conclusion-box p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 17px;
}

.moat-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.moat-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.moat-text {
    flex: 1;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    line-height: 1.4;
}

.moat-number {
    font-size: 36px;
    font-weight: 700;
    color: #0071e3;
    margin-bottom: 12px;
}

.moat-text {
    font-size: 15px;
    color: white;
}

.benchmark-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.benchmark-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-light);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.benchmark-icon {
    background: var(--color-primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.benchmark-info h4 {
    margin: 0 0 0.5rem 0;
    color: var(--color-dark);
    font-size: 1.1rem;
}

.benchmark-info p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

.comparison-table {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    margin-top: 1rem;
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    padding: 1rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.comparison-row:last-child {
    border-bottom: none;
}

.feature-column {
    font-weight: 500;
    color: var(--color-dark);
}

.plumecalc-column {
    text-align: center;
    color: var(--color-success);
}

.competitor-column {
    text-align: center;
    color: var(--color-muted);
}

.text-success {
    color: var(--color-success);
}

.text-muted {
    color: var(--color-muted);
}

.advantages-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.advantages-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border-light);
}

.advantages-list li:last-child {
    border-bottom: none;
}

.advantages-list li i {
    color: var(--color-success);
    font-size: 1.1rem;
}

.roadmap-timeline {
    position: relative;
    padding-left: 2rem;
}

.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -0.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid white;
    box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-date {
    background: var(--color-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--color-dark);
    font-size: 1.1rem;
}

.timeline-content p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    background: var(--color-light);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--color-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-md);
}

/* Additional Modal Content Styles - v20250130dd */
.cover-section {
    text-align: center;
    background: linear-gradient(135deg, #0d1b2a 0%, #1a3a52 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 2rem;
}

.plume-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: 1.5rem;
}

.cover-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
    letter-spacing: -0.02em;
}

.cover-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.cover-meta {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.exec-summary {
    background: #f5f5f7;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    margin: 2rem 0;
    border: 1px solid #e8e8ed;
}

.exec-summary h2 {
    margin-top: 0;
    color: var(--color-primary);
}

.market-segments {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.segment-card {
    background: #f5f5f7;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    border: 1px solid #e8e8ed;
}

.segment-card h4 {
    margin-top: 0;
    color: var(--color-primary);
}

.highlight-box {
    background: var(--color-primary);
    color: white;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    margin: 2rem 0;
}

.highlight-box h4 {
    color: white;
    margin-top: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.highlight-box p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

.competitor-card {
    background: white;
    border: 1px solid #e8e8ed;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 2rem 0;
}

.competitor-card h3 {
    margin-top: 0;
    color: var(--color-primary);
}

.competitor-position {
    background: #f5f5f7;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
    font-size: 0.9rem;
}

.strengths-weaknesses {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.strengths h4,
.weaknesses h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.strengths h4 {
    color: var(--color-success);
}

.weaknesses h4 {
    color: var(--color-danger);
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.advantage-card {
    background: white;
    border: 1px solid #e8e8ed;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
}

.advantage-card.unique {
    border-left: 4px solid var(--color-primary);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.advantage-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-md);
}

.advantage-icon {
    background: var(--color-primary);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.advantage-card h4 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1.2rem;
}

.advantage-card p {
    margin-bottom: 0;
    line-height: 1.6;
}

.comparison-table {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    margin: 2rem 0;
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    padding: 1rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    padding: 1rem;
    border-bottom: 1px solid #e8e8ed;
}

.comparison-row:last-child {
    border-bottom: none;
}

.feature-column {
    font-weight: 500;
    color: var(--color-dark);
}

.plumecalc-column {
    text-align: center;
    color: var(--color-success);
}

.competitor-column {
    text-align: center;
    color: var(--color-muted);
}

.unique {
    background: var(--color-primary);
    color: white;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.check {
    color: var(--color-success);
    font-weight: 700;
    font-size: 1.2rem;
}

.cross {
    color: var(--color-danger);
    font-weight: 700;
    font-size: 1.2rem;
}

.partial {
    color: var(--color-warning);
    font-weight: 700;
    font-size: 1.2rem;
}

.value-prop {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    margin: 2rem 0;
    text-align: center;
}

.value-prop p {
    font-size: 1.3rem;
    font-weight: 500;
    color: white;
    line-height: 1.5;
    font-style: italic;
    margin: 0;
}

.differentiation-list {
    margin: 2rem 0;
}

.differentiation-list h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.differentiation-list ul {
    list-style: none;
    padding: 0;
}

.differentiation-list li {
    padding: 1rem 1.5rem;
    margin: 1rem 0;
    background: #f5f5f7;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
    font-size: 1rem;
}

.differentiation-list li strong {
    color: var(--color-primary);
}

.key-points {
    background: #f5f5f7;
    border-left: 4px solid var(--color-primary);
    padding: 2rem;
    margin: 2rem 0;
    border-radius: var(--border-radius);
}

.key-points h4 {
    margin-top: 0;
    color: var(--color-primary);
}

.key-points ol {
    margin-left: 0;
    padding-left: 1.5rem;
}

.key-points li {
    margin: 0.5rem 0;
    padding-left: 0.5rem;
}

.key-points li strong {
    color: var(--color-primary);
}

/* 🧭 COMPASS STYLES */
.map-compass {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.compass-container {
    text-align: center;
}

.compass-title {
    font-size: 11px;
    font-weight: 600;
    color: #34495e;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.compass-rose {
    position: relative;
    width: 70px;
    height: 70px;
    border: 2px solid #2c3e50;
    border-radius: 50%;
    margin: 0 auto 8px auto;
    background: rgba(255, 255, 255, 0.8);
}

.compass-north,
.compass-east,
.compass-south,
.compass-west {
    position: absolute;
    font-weight: 700;
    color: #2c3e50;
    font-size: 12px;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.compass-north {
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.compass-east {
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
}

.compass-south {
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.compass-west {
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
}

.compass-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: #2c3e50;
    border-radius: 50%;
}

.wind-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: center;
    width: 20px;
    height: 20px;
    margin-left: -10px;
    margin-top: -10px;
}

.wind-arrow {
    font-size: 16px;
    color: #e74c3c;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 0 4px rgba(231, 76, 60, 0.5));
}

.wind-direction {
    font-size: 14px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 2px;
}

.wind-direction-text {
    font-size: 10px;
    color: #7f8c8d;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}