/* =====================================================
   VeriFactu Landing — Design System & Styles
   ===================================================== */

/* ── CSS Variables ── */
:root {
    /* Colors — Dark mode first */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1424;
    --bg-card: #151a2e;
    --bg-card-hover: #1a2038;
    --bg-surface: #1e2440;
    --bg-input: #1a2038;

    --text-primary: #e8ecf4;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-inverse: #0a0e1a;

    --accent: #4f7df7;
    --accent-hover: #3a6ae8;
    --accent-glow: rgba(79, 125, 247, 0.15);
    --accent-glow-strong: rgba(79, 125, 247, 0.3);

    --tag-color: #38bdf8;
    --tag-bg: rgba(56, 189, 248, 0.12);

    --success: #34d399;
    --success-bg: rgba(52, 211, 153, 0.1);
    --warning: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.1);
    --danger: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.1);
    --info: #60a5fa;
    --info-bg: rgba(96, 165, 250, 0.1);

    --partner-badge: #c4b5fd;
    --partner-bg: rgba(167, 139, 250, 0.12);
    --independent-badge: #cbd5e1;
    --independent-bg: rgba(148, 163, 184, 0.12);

    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.16);
    --border-active: rgba(79, 125, 247, 0.5);

    /* Hero title (overridden per theme) */
    --hero-title-color: #ffffff;
    --navbar-bg: rgba(10, 14, 26, 0.8);
    --navbar-bg-scrolled: rgba(10, 14, 26, 0.95);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.75rem;
    --font-size-5xl: 3.5rem;

    /* 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;
    --space-4xl: 6rem;

    /* Borders */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--accent-glow);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Layout */
    --container-max: 1200px;
    --navbar-height: 72px;
}

/* ── Light Theme ── */
[data-theme="light"] {
    --bg-primary: #f8f9fc;
    --bg-secondary: #f0f2f7;
    --bg-card: #ffffff;
    --bg-card-hover: #f5f6fa;
    --bg-surface: #edf0f7;
    --bg-input: #ffffff;

    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #475569;
    --text-inverse: #ffffff;

    --accent: #1d4ed8;
    --accent-hover: #1e40af;
    --accent-glow: rgba(29, 78, 216, 0.08);
    --accent-glow-strong: rgba(29, 78, 216, 0.18);

    --tag-color: #1d4ed8;
    --tag-bg: rgba(29, 78, 216, 0.08);

    --success: #15803d;
    --success-bg: rgba(21, 128, 61, 0.08);
    --warning: #b45309;
    --warning-bg: rgba(180, 83, 9, 0.08);
    --danger: #b91c1c;
    --danger-bg: rgba(185, 28, 28, 0.08);
    --info: #1d4ed8;
    --info-bg: rgba(29, 78, 216, 0.06);

    --partner-badge: #6d28d9;
    --partner-bg: rgba(109, 40, 217, 0.08);
    --independent-badge: #334155;
    --independent-bg: rgba(51, 65, 85, 0.08);

    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.16);
    --border-active: rgba(29, 78, 216, 0.4);

    --hero-title-color: #0f172a;
    --navbar-bg: rgba(248, 249, 252, 0.85);
    --navbar-bg-scrolled: rgba(248, 249, 252, 0.95);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px var(--accent-glow);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--navbar-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--accent-hover);
}

/* ── Accessibility Skip Link ── */
.skip-link {
    position: absolute;
    top: -120px;
    left: 1rem;
    background: var(--accent);
    color: #ffffff;
    padding: 0.75rem 1.25rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    z-index: 10000;
    transition: top var(--transition-fast);
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.skip-link:focus {
    top: 1rem;
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, select {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    padding-left: var(--space-xl);
}

strong {
    font-weight: 600;
}

/* ── Container ── */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 2px 12px var(--accent-glow);
}
.btn--primary:hover {
    background: var(--accent-hover);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow-strong);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}
.btn--outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* ── Navbar ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    z-index: 1000;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background var(--transition-base);
}

.navbar--scrolled {
    background: var(--navbar-bg-scrolled);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: -0.01em;
    transition: opacity var(--transition-fast);
}

.navbar__logo:hover {
    opacity: 0.92;
}

.navbar__logo-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.8rem;
    color: var(--accent);
    transition: transform var(--transition-fast);
}

.navbar__logo:hover .navbar__logo-icon {
    transform: scale(1.06);
}

.navbar__logo-icon svg,
.navbar__logo-icon img {
    width: 100%;
    height: 100%;
    display: block;
}

.navbar__logo-accent {
    color: var(--text-muted);
    font-weight: 400;
}

.navbar__links {
    display: flex;
    gap: var(--space-lg);
}

.navbar__link {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
    text-decoration: none;
}
.navbar__link:hover {
    color: var(--text-primary);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}
.navbar__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ── Hero ── */
.hero {
    position: relative;
    padding: calc(var(--navbar-height) + var(--space-3xl)) 0 var(--space-3xl);
    text-align: center;
    overflow: hidden;
}

.hero__bg-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow-strong) 0%, transparent 70%);
    pointer-events: none;
    animation: pulseGlow 6s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.6; transform: translateX(-50%) scale(1); }
    50% { opacity: 1; transform: translateX(-50%) scale(1.1); }
}

.hero__inner {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: var(--space-xs) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero__title {
    font-size: clamp(2.25rem, 4.5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-lg);
    color: var(--hero-title-color);
    text-wrap: balance;
}

.hero__title-accent {
    display: inline-block;
    max-width: 100%;
    background: linear-gradient(135deg, #6b9bff 0%, #c084fc 40%, #f472b6 80%, #fb923c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__title-br {
    display: block;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

/* ── Countdown ── */
.countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
}

.countdown__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg) var(--space-xl);
    min-width: 100px;
}

.countdown__number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.countdown__label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-xs);
}

.countdown__separator {
    font-size: var(--font-size-3xl);
    color: var(--text-muted);
    font-weight: 300;
    animation: blink 1.5s ease-in-out infinite;
}

.countdown__legal {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-2xl);
}

/* Hero CTAs */
.hero__ctas {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-3xl);
}

/* Hero Trust */
.hero__trust {
    display: flex;
    gap: var(--space-2xl);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.hero__trust-item svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
}

/* ── Section ── */
.section {
    padding: var(--space-4xl) 0;
}

.section--dark {
    background: var(--bg-secondary);
}

.section--cta {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section__tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--tag-color, var(--accent));
    background: var(--tag-bg, var(--accent-glow));
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.section__title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
}

/* ── Infographic Cards & Visual Media ── */
.infographic-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin: var(--space-3xl) auto;
    max-width: 960px;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.infographic-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: translateY(-2px);
}

.hero__infographic {
    margin-top: var(--space-3xl);
    margin-bottom: 0;
    max-width: 920px;
    width: 100%;
}

.infographic-card__header {
    margin-bottom: var(--space-lg);
    text-align: left;
}

.infographic-card__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--tag-color, var(--accent));
    background: var(--tag-bg, var(--accent-glow));
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xs);
}

.infographic-card__badge svg {
    width: 14px;
    height: 14px;
}

.infographic-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: var(--space-xs) 0;
    line-height: 1.35;
}

.infographic-card__desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.infographic-card__frame {
    background: #ffffff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    justify-content: center;
    align-items: center;
}

.infographic-card__img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.infographic-card:hover .infographic-card__img {
    transform: scale(1.008);
}

.infographic-card__caption {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-surface);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    line-height: 1.5;
}

.infographic-card__caption svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 2px;
}

/* Light Theme Infographics */
[data-theme="light"] .infographic-card {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .infographic-card:hover {
    border-color: rgba(79, 125, 247, 0.3);
    box-shadow: 0 8px 30px rgba(79, 125, 247, 0.12);
}

[data-theme="light"] .infographic-card__caption {
    background: #edf1fa;
    color: #475569;
}

/* ── Timeline ── */
.timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-hover);
}

.timeline__item {
    position: relative;
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.timeline__item:nth-child(1) { animation-delay: 0.1s; }
.timeline__item:nth-child(2) { animation-delay: 0.2s; }
.timeline__item:nth-child(3) { animation-delay: 0.3s; }
.timeline__item:nth-child(4) { animation-delay: 0.4s; }

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

.timeline__marker {
    position: absolute;
    left: -32px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg-surface);
    border: 2px solid var(--text-muted);
}

.timeline__item--past .timeline__marker {
    background: var(--accent);
    border-color: var(--accent);
}

.timeline__item--active .timeline__marker {
    background: var(--warning);
    border-color: var(--warning);
    box-shadow: 0 0 12px rgba(251, 191, 36, 0.5);
    animation: blink 1.5s ease-in-out infinite;
}

.timeline__content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: border-color var(--transition-base);
}

.timeline__item--active .timeline__content {
    border-color: var(--warning);
    box-shadow: 0 0 30px rgba(251, 191, 36, 0.05);
}

.timeline__content:hover {
    border-color: var(--border-hover);
}

.timeline__date {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
}

.timeline__item--active .timeline__date {
    color: var(--warning);
}

.timeline__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin: var(--space-xs) 0 var(--space-sm);
}

.timeline__text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.timeline__source {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: var(--space-sm);
}
.timeline__source svg {
    width: 12px;
    height: 12px;
}
.timeline__source:hover {
    color: var(--accent);
}

.timeline__alert {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--danger-bg);
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    color: var(--danger);
    font-weight: 600;
}
.timeline__alert svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ── Info Cards ── */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

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

.info-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}
.info-card__icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}

.info-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.info-card__text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── Section Note ── */
.section__note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--info-bg);
    border: 1px solid rgba(96, 165, 250, 0.15);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}
.section__note svg {
    width: 18px;
    height: 18px;
    color: var(--info);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ── Flow Steps ── */
.flow-steps {
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.flow-step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.flow-step:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.flow-step__number {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    font-weight: 800;
    font-size: var(--font-size-lg);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.flow-step__content {
    flex: 1;
}

.flow-step__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.flow-step__text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

.flow-step__icon {
    display: flex;
    align-items: center;
}
.flow-step__icon svg {
    width: 28px;
    height: 28px;
    color: var(--text-muted);
}

.flow-step__arrow {
    display: flex;
    justify-content: center;
    padding: var(--space-sm) 0;
    color: var(--text-muted);
}
.flow-step__arrow svg {
    width: 20px;
    height: 20px;
}

/* ── Glossary ── */
.glossary {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.glossary__title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-lg);
}
.glossary__title svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.glossary__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.glossary__item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.glossary__item summary {
    padding: var(--space-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
    list-style: none;
}
.glossary__item summary::-webkit-details-marker { display: none; }
.glossary__item summary::before {
    content: '+';
    display: inline-block;
    width: 20px;
    color: var(--accent);
    font-weight: 700;
    transition: transform var(--transition-fast);
}
.glossary__item[open] summary::before {
    content: '−';
}
.glossary__item summary:hover {
    background: var(--bg-surface);
}

.glossary__item p {
    padding: 0 var(--space-md) var(--space-md);
    padding-left: calc(var(--space-md) + 20px);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── Comparativa ── */
.comparativa__controls {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.comparativa__view-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}
.comparativa__view-btn svg {
    width: 16px;
    height: 16px;
}
.comparativa__view-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}
.comparativa__view-btn--active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.comparativa__wrapper {
    overflow-x: auto;
    margin-bottom: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    scrollbar-width: thin;
    scrollbar-color: var(--bg-surface) var(--bg-card);
}

.comparativa__table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.comparativa__table thead {
    background: var(--bg-surface);
    position: sticky;
    top: 0;
    z-index: 10;
}

.comparativa__table th {
    padding: var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.comparativa__th-feature {
    text-align: left !important;
    min-width: 180px;
}

.comparativa__brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.comparativa__brand-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.comparativa__badge {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 2px var(--space-sm);
    border-radius: var(--radius-full);
}

.comparativa__badge--partner {
    color: var(--partner-badge);
    background: var(--partner-bg);
    border: 1px solid rgba(167, 139, 250, 0.2);
}

.comparativa__badge--independent {
    color: var(--independent-badge);
    background: var(--independent-bg);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.comparativa__table td {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-sm);
    text-align: center;
    border-bottom: 1px solid var(--border);
    transition: background var(--transition-fast);
}

.comparativa__table tbody tr:hover td {
    background: rgba(79, 125, 247, 0.03);
}

.comparativa__feature-name {
    text-align: left !important;
    font-weight: 600;
    color: var(--text-secondary);
}

.comparativa__price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--accent);
}

.comparativa__badge-cell {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 3px var(--space-sm);
    border-radius: var(--radius-sm);
}

.comparativa__badge-cell--ok {
    color: var(--success);
    background: var(--success-bg);
}

.comparativa__badge-cell--partial {
    color: var(--warning);
    background: var(--warning-bg);
}

.comparativa__badge-cell--no {
    color: var(--danger);
    background: var(--danger-bg);
}

.comparativa__pro {
    color: var(--success);
    font-size: var(--font-size-sm);
    text-align: left !important;
}

.comparativa__con {
    color: var(--danger);
    font-size: var(--font-size-sm);
    text-align: left !important;
}

.comparativa__row-detail {
    transition: all var(--transition-base);
}

.comparativa__row-detail[hidden] {
    display: none;
}

/* CTAs de comparativa */
.comparativa__ctas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.comparativa__cta-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.comparativa__cta-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.comparativa__cta-card--partner {
    border-color: rgba(167, 139, 250, 0.15);
}

.comparativa__cta-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.comparativa__cta-card p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

/* Disclosure */
.comparativa__disclosure {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    line-height: 1.7;
}
.comparativa__disclosure svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--text-muted);
    margin-top: 2px;
}
.comparativa__disclosure a {
    color: var(--text-secondary);
}

/* ── Test Wizard ── */
.test-wizard {
    max-width: 680px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

.test-wizard__progress {
    position: relative;
    height: 6px;
    background: var(--bg-surface);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xl);
    overflow: hidden;
}

.test-wizard__progress-bar {
    height: 100%;
    width: 16.66%;
    background: linear-gradient(90deg, var(--accent), #a78bfa);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.test-wizard__progress-text {
    display: block;
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: var(--space-sm);
}

.test-wizard__q-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xl);
}

.test-wizard__options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.test-wizard__options--grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
}

.test-wizard__option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    transition: all var(--transition-base);
    text-align: left;
}
.test-wizard__option svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    flex-shrink: 0;
}
.test-wizard__option:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
}
.test-wizard__option--selected {
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Test Result */
.test-wizard__result {
    text-align: center;
}

.test-result__level {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-xl);
}

.test-result__level--danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.test-result__level--warning {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.test-result__level--ok {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.test-result__title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.test-result__description {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto var(--space-xl);
    line-height: 1.7;
}

.test-result__checklist {
    text-align: left;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.test-result__checklist-title {
    font-weight: 700;
    font-size: var(--font-size-base);
    margin-bottom: var(--space-md);
}

.test-result__checklist-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.test-result__checklist-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.test-result__recommendation {
    background: var(--accent-glow);
    border: 1px solid rgba(79, 125, 247, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.test-result__recommendation-title {
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--space-sm);
}

.test-result__recommendation-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

.test-result__ctas {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.test-result__restart {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    cursor: pointer;
    margin-top: var(--space-md);
    transition: color var(--transition-fast);
    background: none;
    border: none;
}
.test-result__restart:hover {
    color: var(--accent);
}

/* ── Calculator ── */
.calculator {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.calculator__inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.calculator__field {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.calculator__label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
}
.calculator__label svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

.calculator__input,
.calculator__select {
    padding: var(--space-md);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
}

.calculator__select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b95b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-md) center;
    padding-right: calc(var(--space-md) + 24px);
}

.calculator__input:focus,
.calculator__select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.calculator__select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.calculator__btn {
    grid-column: 1 / -1;
    justify-content: center;
    margin-top: var(--space-md);
}
.calculator__btn svg {
    width: 18px;
    height: 18px;
}

/* Calculator Results */
.calculator__results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border);
    animation: fadeInUp 0.5s ease;
}

.calculator__result-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
}

.calculator__result-card--highlight {
    border-color: rgba(52, 211, 153, 0.3);
    background: var(--success-bg);
}

.calculator__result-card--warning {
    border-color: rgba(248, 113, 113, 0.2);
    background: var(--danger-bg);
}

.calculator__result-label {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.calculator__result-value {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--accent);
    margin-bottom: var(--space-xs);
    font-variant-numeric: tabular-nums;
}

.calculator__result-card--highlight .calculator__result-value {
    color: var(--success);
}

.calculator__result-card--warning .calculator__result-value {
    color: var(--danger);
}

.calculator__result-note {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.calculator__result-card--highlight .calculator__result-label,
.calculator__result-card--highlight .calculator__result-note,
.calculator__result-card--warning .calculator__result-label,
.calculator__result-card--warning .calculator__result-note {
    color: var(--text-secondary);
}

.calculator__recommendation {
    grid-column: 1 / -1;
    background: var(--accent-glow);
    border: 1px solid rgba(79, 125, 247, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
}

.calculator__recommendation-title {
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--space-sm);
    font-size: var(--font-size-base);
}

.calculator__recommendation-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ── FAQ ── */
.faq__grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.faq__item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

.faq__item:hover {
    border-color: var(--border-hover);
}

.faq__item[open] {
    border-color: var(--accent);
}

.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    list-style: none;
    transition: background var(--transition-fast);
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question:hover {
    background: var(--bg-surface);
}

.faq__chevron {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq__item[open] .faq__chevron {
    transform: rotate(180deg);
}

.faq__answer {
    padding: 0 var(--space-lg) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq__answer ul {
    margin-top: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.faq__answer li {
    margin-bottom: var(--space-xs);
}

/* ── CTA Final ── */
.cta-final {
    text-align: center;
    padding: var(--space-4xl) var(--space-2xl);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.cta-final::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, var(--accent-glow) 0%, transparent 60%);
    pointer-events: none;
    animation: pulseGlow 8s ease-in-out infinite;
}

.cta-final__visual {
    position: relative;
    z-index: 1;
    margin-bottom: var(--space-2xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.cta-final__img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
    opacity: 0.85;
    transition: opacity var(--transition-base);
}

.cta-final:hover .cta-final__img {
    opacity: 1;
}

.cta-final__content {
    position: relative;
    z-index: 1;
}

.cta-final__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.cta-final__text {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto var(--space-2xl);
}

.cta-final__buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Hero Photo ── */
.hero__photo {
    margin: var(--space-3xl) 0 var(--space-2xl);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.hero__photo-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s cubic-bezier(0.33, 1, 0.68, 1);
}

.hero__photo:hover .hero__photo-img {
    transform: scale(1.02);
}

/* ── Video Embed ── */
.video-embed {
    margin-bottom: var(--space-3xl);
}

.video-embed__wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.video-embed__placeholder {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.video-embed__poster {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease, filter 0.4s ease;
}

.video-embed__placeholder:hover .video-embed__poster {
    transform: scale(1.03);
    filter: brightness(0.8);
}

.video-embed__play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1);
    width: 80px;
    height: 80px;
    background: none;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0.9;
    z-index: 2;
}

.video-embed__play svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.5));
}

.video-embed__placeholder:hover .video-embed__play {
    transform: translate(-50%, -50%) scale(1.15);
    opacity: 1;
}

.video-embed__duration {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    background: rgba(0, 0, 0, 0.75);
    color: #ffffff;
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    z-index: 2;
    letter-spacing: 0.05em;
}

.video-embed__caption {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.video-embed__caption i {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--accent);
}

/* Video iframe when active */
.video-embed__iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-embed__placeholder--active {
    aspect-ratio: 16 / 9;
}

.video-embed__placeholder--active .video-embed__poster,
.video-embed__placeholder--active .video-embed__play,
.video-embed__placeholder--active .video-embed__duration {
    display: none;
}

/* ── Footer ── */
.footer {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer__logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.footer__logo:hover {
    opacity: 0.92;
}

.footer__logo-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    flex-shrink: 0;
    display: block;
    transition: transform var(--transition-fast);
}

.footer__logo:hover .footer__logo-icon {
    transform: scale(1.05);
}

.footer__logo-accent {
    color: var(--accent);
    font-weight: 600;
}

.footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--space-md);
    line-height: 1.7;
}

.footer__col-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.footer__col {
    display: flex;
    flex-direction: column;
}

.footer__link {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
    text-decoration: none;
}
.footer__link:hover {
    color: var(--text-primary);
}

.footer__bottom {
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border);
}

.footer__disclaimer,
.footer__legal-disclaimer {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}
.footer__disclaimer svg,
.footer__legal-disclaimer svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    margin-top: 3px;
}
.footer__disclaimer a,
.footer__legal-disclaimer a {
    color: var(--text-secondary);
}

.footer__legal-disclaimer {
    padding: var(--space-md);
    background: var(--danger-bg);
    border: 1px solid rgba(248, 113, 113, 0.1);
    border-radius: var(--radius-sm);
}

.footer__copyright {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-align: center;
}

/* ── Scroll Reveal Animation ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal--animate {
    opacity: 0;
    transform: translateY(30px);
}

.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Mobile Responsive ── */
@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }

    .container {
        padding: 0 var(--space-md);
    }

    /* Navbar mobile */
    .navbar__links {
        display: none;
        position: absolute;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 14, 26, 0.98);
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--border);
    }

    .navbar__links--open {
        display: flex;
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__toggle--open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .navbar__toggle--open span:nth-child(2) {
        opacity: 0;
    }
    .navbar__toggle--open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* Hero mobile */
    .hero {
        min-height: auto;
        padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-3xl);
    }

    .hero__title {
        font-size: clamp(1.75rem, 5.5vw, 2.25rem);
        line-height: 1.25;
    }

    .hero__title-br {
        display: none;
    }

    .hero__ctas {
        flex-direction: column;
        align-items: center;
    }

    .hero__trust {
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
    }

    /* Countdown mobile */
    .countdown {
        gap: var(--space-sm);
    }

    .countdown__item {
        padding: var(--space-md);
        min-width: 70px;
    }

    .countdown__number {
        font-size: var(--font-size-2xl);
    }

    /* Timeline mobile */
    .timeline {
        padding-left: 30px;
    }

    .timeline__marker {
        left: -23px;
    }

    .timeline::before {
        left: 5px;
    }

    /* Infographic mobile */
    .infographic-card {
        padding: var(--space-md);
        margin: var(--space-xl) auto;
        border-radius: var(--radius-lg);
    }

    .hero__infographic {
        margin-top: var(--space-xl);
    }

    .infographic-card__title {
        font-size: var(--font-size-lg);
    }

    .infographic-card__caption {
        flex-direction: column;
        gap: var(--space-xs);
    }

    /* Info cards mobile */
    .info-cards {
        grid-template-columns: 1fr;
    }

    /* Flow steps mobile */
    .flow-step {
        flex-direction: column;
    }

    .flow-step__icon {
        display: none;
    }

    /* Test wizard mobile */
    .test-wizard {
        padding: var(--space-lg);
    }

    .test-wizard__options {
        grid-template-columns: 1fr;
    }

    .test-wizard__options--grid {
        grid-template-columns: 1fr 1fr;
    }

    /* Calculator mobile */
    .calculator {
        padding: var(--space-lg);
    }

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

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

    /* Comparativa mobile */
    .comparativa__ctas {
        grid-template-columns: 1fr 1fr;
    }

    /* Footer mobile */
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }

    .footer__brand {
        grid-column: 1 / -1;
    }

    /* CTA Final mobile */
    .cta-final {
        padding: var(--space-2xl) var(--space-lg);
    }

    .cta-final__buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .footer__grid {
        grid-template-columns: 1fr;
    }

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

    .test-wizard__options--grid {
        grid-template-columns: 1fr;
    }

    .countdown__separator {
        font-size: var(--font-size-xl);
    }
}

/* ═══════════════════════════════════════════════════
   LIGHT THEME OVERRIDES
   ═══════════════════════════════════════════════════ */

/* Smooth transition only when user clicks theme toggle */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease !important;
}

/* Hero glow adjustment for light theme */
[data-theme="light"] .hero__bg-glow {
    background: radial-gradient(ellipse at 50% 0%, rgba(59, 109, 230, 0.12) 0%, transparent 70%);
}

/* Hero gradient text remains vibrant in light */
[data-theme="light"] .hero__title-accent {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 40%, #db2777 80%, #ea580c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Cards get subtle shadow instead of border glow */
[data-theme="light"] .info-card,
[data-theme="light"] .flow-step,
[data-theme="light"] .comparativa__cta-card,
[data-theme="light"] .test-wizard__card,
[data-theme="light"] .calculator__card,
[data-theme="light"] .faq__item {
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .info-card:hover,
[data-theme="light"] .flow-step:hover,
[data-theme="light"] .comparativa__cta-card:hover {
    box-shadow: var(--shadow-md);
}

/* Timeline line in light mode */
[data-theme="light"] .timeline__line {
    background: linear-gradient(to bottom, var(--accent), rgba(59, 109, 230, 0.2));
}

/* CTA final glow toned down */
[data-theme="light"] .cta-final__glow {
    opacity: 0.06;
}

/* Toggle switch for light/dark sections backgrounds */
[data-theme="light"] .section--alt {
    background: var(--bg-secondary);
}

/* ── Theme Toggle Button ── */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all var(--transition-base);
    margin-left: var(--space-md);
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: scale(1.05);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.theme-toggle:hover svg {
    color: var(--accent);
}

/* Hide the inactive icon */
.theme-toggle__sun,
.theme-toggle__moon {
    display: none;
}

/* Dark mode: show sun icon (to switch to light) */
[data-theme="dark"] .theme-toggle__sun,
:root:not([data-theme]) .theme-toggle__sun {
    display: block;
}

/* Light mode: show moon icon (to switch to dark) */
[data-theme="light"] .theme-toggle__moon {
    display: block;
}

/* Mobile: theme toggle in navbar */
@media (max-width: 768px) {
    .theme-toggle {
        position: absolute;
        right: 60px;
        top: 50%;
        transform: translateY(-50%);
    }
    .theme-toggle:hover {
        transform: translateY(-50%) scale(1.05);
    }
}