:root {
    /* --- TEMA DARK (Por defecto) --- */
    --bg-main: radial-gradient(circle at top center, #1a2a3a 0%, #0f1214 80%);
    --bg-color: #0f1214;
    --text-main: #e0e0e0;
    --text-title: #ffffff;
    --text-muted: rgba(224, 224, 224, 0.7);
    --card-bg: rgba(30, 35, 40, 0.7);
    --card-border: rgba(255, 255, 255, 0.1);
    --cyan-primary: #0099cc;
    --cyan-glow: rgba(0, 153, 204, 0.3);
    --danger-primary: #dc3545;
    --danger-glow: rgba(220, 53, 69, 0.5);
    --warning-primary: #ffc107;
    --warning-glow: rgba(255, 193, 7, 0.4);
    --info-primary: #007bff;
    --info-glow: rgba(0, 123, 255, 0.4);

    --hero-bg: linear-gradient(135deg, rgba(220, 53, 69, 0.15) 0%, rgba(20, 25, 30, 0.9) 100%);
    --hero-border: rgba(220, 53, 69, 0.5);
    --hero-shadow: rgba(220, 53, 69, 0.2);

    --tab-bg: rgba(255, 255, 255, 0.05);
    --tab-text: #adb5bd;

    --accordion-bg: rgba(20, 25, 30, 0.6);
    --accordion-body-bg: rgba(0, 0, 0, 0.3);

    --tech-card-bg: rgba(20, 25, 30, 0.8);
    --tech-card-border: rgba(0, 210, 255, 0.3);

    --qr-card-bg: rgba(20, 25, 30, 0.9);

    --shadow-color: rgba(0, 0, 0, 0.5);
    --modal-bg: #111;
    --modal-overlay: #000;
}

[data-theme='light'] {
    /* --- TEMA LIGHT --- */
    --bg-main: #f8f9fa;
    --bg-color: #f8f9fa;
    --text-main: #212529;
    --text-title: #1a1d21;
    --text-muted: #6c757d;
    --card-bg: #ffffff;
    --card-border: rgba(0, 0, 0, 0.1);
    --cyan-primary: #005a6e;
    --cyan-glow: transparent;
    --danger-primary: #b02a37;
    --danger-glow: transparent;
    --warning-primary: #78652a;
    /* Custom yellow for light theme */
    --warning-glow: transparent;
    --info-primary: #004085;
    --info-glow: transparent;

    --hero-bg: linear-gradient(135deg, rgba(176, 42, 55, 0.1) 0%, rgba(255, 255, 255, 0.95) 100%);
    --hero-border: rgba(176, 42, 55, 0.5);
    --hero-shadow: rgba(176, 42, 55, 0.1);

    --tab-bg: #e9ecef;
    --tab-text: #495057;

    --accordion-bg: #ffffff;
    --accordion-body-bg: #f8f9fa;

    --tech-card-bg: #ffffff;
    --tech-card-border: rgba(0, 86, 98, 0.3);

    --qr-card-bg: #ffffff;

    --shadow-color: rgba(0, 0, 0, 0.1);
    --modal-bg: #ffffff;
    --modal-overlay: rgba(0, 0, 0, 0.8);
}

body {
    background: var(--bg-main) !important;
    background-color: var(--bg-color) !important;
    color: var(--text-main);
    min-height: 100vh;
}

h1,
h2,
h3 {
    color: var(--text-title);
    text-shadow: 0 0 10px var(--cyan-glow);
}

[data-theme='light'] h1,
[data-theme='light'] h2,
[data-theme='light'] h3 {
    text-shadow: none;
}

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

.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
}

.safety-container {
    max-width: 1200px;
}


/* ============================
   PANEL HERO DE EMERGENCIA
   ============================ */
.hero-emergency {
    background: var(--hero-bg);
    border: 2px solid var(--hero-border);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 0 40px var(--hero-shadow);
}

.hero-title {
    color: var(--danger-primary);
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 20px var(--danger-glow);
}

[data-theme='light'] .hero-title {
    text-shadow: none;
}

.quick-action-btn {
    background: rgba(176, 42, 55, 0.1);
    border: 2px solid var(--danger-primary);
    color: var(--danger-primary);
    font-weight: 700;
    font-size: 1.1rem;
    padding: 1.2rem 1.5rem;
    border-radius: 15px;
    transition: all 0.3s;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
}

.quick-action-btn:hover {
    background: var(--danger-primary);
    color: #fff;
    transform: scale(1.02);
    box-shadow: 0 0 25px var(--danger-glow);
}

.quick-action-btn.btn-primary-action {
    background: var(--danger-primary);
    color: #fff;
    font-size: 1.3rem;
    padding: 1.5rem;
}

.quick-action-btn.btn-primary-action:hover {
    background: #a52834;
}

.quick-action-btn i {
    font-size: 1.5rem;
}

.emergency-info-card {
    background: rgba(255, 193, 7, 0.1);
    border-left: 4px solid var(--warning-primary);
    padding: 1rem 1.2rem;
    border-radius: 0 10px 10px 0;
}

[data-theme='light'] .emergency-info-card {
    background: rgba(120, 101, 42, 0.1);
}

.emergency-info-card i {
    color: var(--warning-primary);
    font-size: 1.3rem;
}

/* ============================
   TABS DE NAVEGACIÓN
   ============================ */
.safety-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.safety-tab {
    background: var(--tab-bg);
    border: 1px solid var(--card-border);
    color: var(--tab-text);
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.safety-tab:hover {
    background: var(--info-glow);
    border-color: var(--info-primary);
    color: var(--info-primary);
}

.safety-tab.active {
    background: var(--info-glow);
    border-color: var(--info-primary);
    color: var(--info-primary);
    box-shadow: 0 0 15px var(--info-glow);
}

.safety-tab.active-danger {
    background: rgba(220, 53, 69, 0.2);
    border-color: var(--danger-primary);
    color: var(--danger-primary);
    box-shadow: 0 0 15px var(--danger-glow);
}

/* ============================
   SECCIÓN SOS - ACORDEÓN
   ============================ */
.accordion-item {
    background-color: var(--accordion-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem !important;
    margin-bottom: 1rem;
    overflow: hidden;
}

.accordion-button {
    font-weight: 700;
    font-size: 1.2rem;
    background-color: transparent;
    color: var(--text-main);
    box-shadow: none !important;
    padding: 1.2rem 1.5rem;
}

.accordion-button:not(.collapsed) {
    background-color: var(--info-glow);
    color: var(--info-primary);
    border-bottom: 1px solid var(--card-border);
}

.accordion-button::after {
    filter: invert(1) grayscale(100%) brightness(200%);
}

[data-theme='light'] .accordion-button::after {
    filter: none;
}

.accordion-button:not(.collapsed)::after {
    filter: invert(1) sepia(100%) saturate(1000%) hue-rotate(180deg) brightness(100%);
}

[data-theme='light'] .accordion-button:not(.collapsed)::after {
    filter: none;
}

.accordion-button .bi-icon-main {
    font-size: 1.5rem;
    margin-right: 1rem;
    transition: all 0.3s;
}

.text-danger {
    color: var(--danger-primary) !important;
    text-shadow: 0 0 8px var(--danger-glow);
}

.text-warning {
    color: var(--warning-primary) !important;
    text-shadow: 0 0 8px var(--warning-glow);
}

.text-info {
    color: var(--info-primary) !important;
    text-shadow: 0 0 8px var(--info-glow);
}

[data-theme='light'] .text-danger,
[data-theme='light'] .text-warning,
[data-theme='light'] .text-info {
    text-shadow: none;
}

.accordion-body {
    background-color: var(--accordion-body-bg);
    padding: 0;
}

.pasos-list {
    list-style: none;
    padding-left: 0;
    font-size: 1.05rem;
    margin-bottom: 0;
}

.pasos-list li {
    display: flex;
    align-items: flex-start;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--card-border);
    transition: background-color 0.2s;
}

.pasos-list li:last-child {
    border-bottom: 0;
}

.pasos-list li:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

[data-theme='light'] .pasos-list li:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.pasos-list .bi-step {
    font-size: 1.3rem;
    margin-right: 1rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.pasos-list .texto-paso {
    flex-grow: 1;
    line-height: 1.5;
}

.paso-Accion {
    color: var(--text-main);
}

.paso-Accion .bi-step {
    color: var(--info-primary);
    text-shadow: 0 0 5px var(--info-glow);
}

.paso-Advertencia {
    background-color: rgba(220, 53, 69, 0.1) !important;
    color: var(--danger-primary);
    border-left: 3px solid var(--danger-primary);
}

.paso-Advertencia .bi-step {
    color: var(--danger-primary);
}

.paso-Info {
    color: var(--text-muted);
    font-style: italic;
}

.paso-Info .bi-step {
    color: var(--text-muted);
}

/* ============================
   SECCIÓN QR RESCATE
   ============================ */
.qr-emergency-card {
    background: var(--qr-card-bg);
    border: 2px solid var(--danger-primary);
    border-radius: 20px;
    box-shadow: 0 0 30px var(--hero-shadow);
    overflow: hidden;
}

.qr-emergency-header {
    background: var(--danger-primary);
    color: #fff;
    padding: 1.5rem;
    text-align: center;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: 2px;
}

.btn-rescue-sheet {
    background: var(--danger-primary);
    border: none;
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    padding: 1.2rem;
    width: 100%;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    text-decoration: none;
    margin-bottom: 1.5rem;
}

.btn-rescue-sheet:hover {
    background: #a52834;
    transform: scale(1.02);
    color: #fff;
    box-shadow: 0 0 20px var(--danger-glow);
}

.rescue-tip {
    background: var(--tab-bg);
    border-left: 4px solid var(--warning-primary);
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 0 8px 8px 0;
}

.rescue-tip .tip-icon {
    font-size: 1.5rem;
    color: var(--warning-primary);
    margin-right: 1rem;
}

.owner-section {
    background: var(--info-glow);
    border: 1px solid var(--tech-card-border);
    border-radius: 15px;
    padding: 2rem;
    margin-top: 2rem;
}

#qrcode {
    background: #fff;
    padding: 15px;
    border-radius: 10px;
    display: inline-block;
    margin: 1rem 0;
}

.sticker-preview {
    background: #fff;
    color: #000;
    padding: 20px;
    border-radius: 10px;
    max-width: 300px;
    margin: 0 auto;
    text-align: center;
    border: 2px solid #000;
}

.text-custom-info {
    color: var(--info-primary);
    text-shadow: 0 0 5px var(--info-glow);
}

.alert-custom-info {
    background: var(--info-glow);
    border: 1px solid var(--info-primary);
    color: var(--text-main);
}

/* ============================
   SECCIÓN DOCUMENTOS
   ============================ */
.tech-card {
    background: var(--tech-card-bg);
    border: 1px solid var(--tech-card-border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px var(--info-glow);
    border-color: var(--info-primary);
}

.card-icon {
    font-size: 2rem;
    color: var(--info-primary);
    text-shadow: 0 0 15px var(--info-glow);
    margin-right: 1rem;
}

.card-title {
    color: var(--text-title);
    font-weight: 700;
    font-size: 1.1rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.btn-download {
    background: rgba(0, 85, 164, 0.3);
    border: 1px solid var(--info-primary);
    color: var(--text-title);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-download:hover {
    background: var(--info-primary);
    color: #fff;
    box-shadow: 0 0 15px var(--info-primary);
}

.btn-view-online {
    background: var(--info-glow);
    border: 1px solid var(--tech-card-border);
    color: var(--info-primary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s;
    width: 100%;
    margin-bottom: 0.8rem;
}

.btn-view-online:hover {
    background: var(--info-glow);
    opacity: 0.8;
    color: var(--text-title);
    border-color: var(--info-primary);
}

/* ============================
   VISOR PDF
   ============================ */
.pdf-viewer-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-overlay);
    z-index: 99999;
    flex-direction: column;
    animation: fadeIn 0.3s ease;
}

.modal-header {
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--modal-bg);
    border-bottom: 1px solid var(--card-border);
    color: var(--text-main);
}

.modal-header h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--info-primary);
    margin: 0;
}

.close-modal {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--tab-bg);
    border-radius: 50%;
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.5rem;
}

.close-modal:hover {
    background: var(--danger-primary);
    color: #fff;
    transform: rotate(90deg);
}

.pdf-iframe {
    width: 100%;
    height: calc(100% - 60px);
    border: none;
}

/* ============================
   THEME TOGGLE
   ============================ */
.theme-toggle {
    position: fixed;
    top: 80px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--info-primary);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ============================
   PRINT STYLES
   ============================ */
@media print {

    header,
    footer,
    .no-print,
    .hero-emergency,
    .safety-tabs,
    nav,
    .theme-toggle {
        display: none !important;
    }

    body {
        background: #fff !important;
        color: #000 !important;
    }

    .sticker-preview {
        display: block !important;
        margin: 20mm auto !important;
        border: 2px solid #000 !important;
    }
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .quick-action-btn {
        font-size: 1rem;
        padding: 1rem;
    }

    .quick-action-btn.btn-primary-action {
        font-size: 1.1rem;
    }

    .safety-tab {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

.accordion-description {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    opacity: 0.75;
    border-bottom: 1px solid var(--card-border);
}

[data-theme='light'] .accordion-description {
    background: rgba(0, 0, 0, 0.02);
}

.source-badge {
    background-color: var(--tab-bg);
    border: 1px solid var(--card-border);
    color: var(--text-main);
}