/* ============================================
   Sistema de Consulta de Instrumentos por QR
   Estilos Globales y Portada (index.html) — SIMCA
   ============================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Prompt:wght@300;400;500;600;700;800&display=swap');

/* ---- CSS Custom Properties ---- */
:root {
    /* Color Palette */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --color-dark: #1d1e20;
    --bg-card: rgba(22, 27, 34, 0.7);
    --bg-card-hover: rgba(33, 38, 45, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-accent: rgba(53, 125, 249, 0.3);

    /* Accent Colors - SIMCA Blue Palette */
    --accent-primary: #357df9;
    --accent-primary-light: #5a9aff;
    --accent-primary-dark: #265ab2;
    --accent-secondary: #5a9aff;
    --accent-success: #00b090;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #5a9aff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #357df9 0%, #5a9aff 100%);
    --gradient-bg: radial-gradient(ellipse at top, #111d33 0%, #0d1117 50%, #0d1117 100%);
    --gradient-card: linear-gradient(135deg, rgba(53, 125, 249, 0.1) 0%, rgba(90, 154, 255, 0.05) 100%);
    --gradient-glow: radial-gradient(circle at 50% 0%, rgba(53, 125, 249, 0.15) 0%, transparent 60%);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(53, 125, 249, 0.15);
    --shadow-glow-strong: 0 0 60px rgba(53, 125, 249, 0.25);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- Reset & Base ---- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Prompt', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--gradient-bg);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Background animated mesh */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(53, 125, 249, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(90, 154, 255, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(38, 90, 178, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: meshFloat 20s ease-in-out infinite;
}

@keyframes meshFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-10px, -15px) scale(1.02); }
    66% { transform: translate(10px, 10px) scale(0.98); }
}

/* ---- Layout ---- */
.app-container {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    padding-top: 80px;
}

/* ---- Header ---- */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    padding: var(--space-md) var(--space-xl);
    animation: headerSlideDown 0.6s var(--transition-base);
}

@keyframes headerSlideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    height: 36px;
    width: auto;
    border-radius: var(--radius-sm);
    object-fit: contain;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-glow);
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.header-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--accent-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* ---- Index Page (Portada / Hero) ---- */
.hero-section {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    animation: cardFadeIn 0.8s ease-out;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary-light) 50%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 520px;
    margin: 0 auto var(--space-2xl);
}

/* Search Box */
.search-container {
    max-width: 440px;
    margin: 0 auto var(--space-2xl);
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-xs);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.search-box:focus-within {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(53, 125, 249, 0.15);
}

.search-input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    padding: var(--space-md) var(--space-lg);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-primary);
}

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

.search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.search-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(53, 125, 249, 0.4);
}

.search-btn:active {
    transform: translateY(0);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.feature-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
    animation: detailSlideIn 0.5s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.2s; }
.feature-card:nth-child(2) { animation-delay: 0.35s; }
.feature-card:nth-child(3) { animation-delay: 0.5s; }

@keyframes detailSlideIn {
    from {
        opacity: 0;
        transform: translateX(-15px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
    display: block;
}

.feature-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.feature-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ---- Footer ---- */
.app-footer {
    text-align: center;
    padding: var(--space-lg) var(--space-xl);
    font-size: 0.75rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-glass);
    background: rgba(13, 17, 23, 0.5);
    backdrop-filter: blur(10px);
}

/* ---- Responsive Index ---- */
@media (max-width: 640px) {
    .main-content {
        padding: var(--space-md);
        padding-top: 80px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

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

    .search-box {
        flex-direction: column;
        padding: var(--space-sm);
    }

    .search-input {
        width: 100%;
        text-align: center;
    }

    .search-btn {
        width: 100%;
        justify-content: center;
    }

    .header-badge {
        display: none;
    }
}

@media (max-width: 380px) {
    .hero-title {
        font-size: 1.7rem;
    }
}

/* ---- Scan QR Buttons & Utility Components ---- */
.btn-scan-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(53, 125, 249, 0.35);
    width: 100%;
    text-align: center;
}

.btn-scan-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(53, 125, 249, 0.5);
}

.btn-scan-main:active {
    transform: translateY(0);
}

.btn-scan-icon {
    font-size: 1.15rem;
}

.btn-scan-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(53, 125, 249, 0.15);
    border: 1px solid rgba(53, 125, 249, 0.3);
    border-radius: var(--radius-md);
    color: var(--accent-primary-light);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-scan-secondary:hover {
    background: rgba(53, 125, 249, 0.25);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
}

.scan-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--space-md) 0;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.scan-divider::before,
.scan-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-glass);
}

.scan-divider span {
    padding: 0 var(--space-md);
}

.card-actions-bar {
    padding: var(--space-md) var(--space-xl);
    border-top: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(53, 125, 249, 0.03);
}

.btn-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.btn-link:hover {
    color: var(--accent-primary-light);
    text-decoration: underline;
}

/* Toast Notifications */
.app-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(22, 27, 34, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    z-index: 1000;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    max-width: 90vw;
    text-align: center;
}

.app-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.app-toast.success {
    border-color: rgba(0, 176, 144, 0.5);
    color: #00b090;
}

.app-toast.error {
    border-color: rgba(239, 68, 68, 0.5);
    color: #f87171;
}
/* Estilos complementarios para la portada */
.header-web-link {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-web-link a {
    color: var(--accent-primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.header-web-link a:hover {
    text-decoration: underline;
}

.hero-badge {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(53, 125, 249, 0.12);
    border: 1px solid rgba(53, 125, 249, 0.25);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-primary-light);
    margin-bottom: var(--space-md);
}

.section-heading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-2xl) 0 var(--space-lg);
}

.heading-line {
    flex: 1;
    height: 1px;
    background: var(--border-glass);
    max-width: 80px;
}

.heading-text {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}