/* ══════════════════════════════════════════════
   SofIA Intelligence — Rediseño estilo moomoo
   Dark theme · Fintech · Profesional
   ══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    /* Paleta oscura principal */
    --bg-base:      #0a0d14;
    --bg-surface:   #0f1420;
    --bg-card:      #131927;
    --bg-elevated:  #1a2236;
    --bg-hover:     #1e2840;

    /* Acentos */
    --accent:       #00e5a0;        /* verde menta vibrante */
    --accent-dim:   rgba(0,229,160,0.12);
    --accent-hover: #00ffb3;
    --blue:         #3b82f6;
    --blue-dim:     rgba(59,130,246,0.12);
    --purple:       #8b5cf6;
    --amber:        #f59e0b;

    /* Texto */
    --text-primary:   #f0f4ff;
    --text-secondary: #c8d4e8;
    --text-muted:     #7a8faa;

    /* Bordes */
    --border:       rgba(255,255,255,0.07);
    --border-light: rgba(255,255,255,0.12);

    /* Radios & sombras */
    --radius-sm:    8px;
    --radius:       14px;
    --radius-lg:    20px;
    --radius-xl:    28px;
    --shadow:       0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg:    0 12px 48px rgba(0,0,0,0.6);
    --glow:         0 0 40px rgba(0,229,160,0.15);
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background: var(--bg-base);
    line-height: 1.65;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ─────────────────────────────────────────────
   NAVIGATION — estilo moomoo: dark, limpio, sticky
   ───────────────────────────────────────────── */
.nav {
    position: sticky;
    top: 0;
    z-index: 200;
    background: rgba(10, 13, 20, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
}

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.nav-logo-img {
    height: 58px;
    width: auto;
    border-radius: 10px;
}

.nav-logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.nav-logo-text span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.btn-nav-outline {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 8px 18px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.btn-nav-outline:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
    background: var(--bg-elevated);
}

.btn-nav-primary {
    background: var(--accent);
    color: #0a0d14;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.875rem;
    padding: 9px 20px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-nav-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0,229,160,0.3);
}

/* ─────────────────────────────────────────────
   HERO — dark, dramático, grid con gradiente
   ───────────────────────────────────────────── */
.hero {
    position: relative;
    background: var(--bg-base);
    padding: 100px 0 80px;
    overflow: hidden;
    text-align: center;
}

/* Efecto de fondo con gradientes radiales */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 50% at 50% -5%, rgba(0,229,160,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 85% 60%, rgba(59,130,246,0.08) 0%, transparent 50%),
        radial-gradient(ellipse 40% 40% at 10% 80%, rgba(139,92,246,0.07) 0%, transparent 50%);
    pointer-events: none;
}

/* Grid de puntos sutil */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 840px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-dim);
    border: 1px solid rgba(0,229,160,0.25);
    color: var(--accent);
    padding: 6px 18px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 32px;
}

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

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.7); }
}

.hero h1 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 6px;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.hero h1 .hero-brand {
    background: linear-gradient(135deg, var(--accent) 0%, #60efff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h1 .hero-italic {
    font-style: italic;
    color: var(--text-secondary);
    font-weight: 400;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 24px auto 48px;
    font-weight: 400;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 72px;
}

/* ── STATS BAR ── */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    overflow: hidden;
    max-width: 960px;
    margin: 0 auto;
}

.stat-pill {
    flex: 1;
    padding: 32px 20px;
    text-align: center;
    border-right: 1px solid var(--border);
    position: relative;
}

.stat-pill:last-child {
    border-right: none;
}

.stat-pill:nth-child(4) .stat-num { color: var(--purple); }

.stat-num {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.03em;
}

.stat-pill:nth-child(2) .stat-num { color: var(--blue); }
.stat-pill:nth-child(3) .stat-num { color: var(--amber); }

.stat-lbl {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.4;
}

/* ─────────────────────────────────────────────
   BUTTONS
   ───────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #0a0d14;
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 4px 24px rgba(0,229,160,0.3);
    transition: all 0.2s;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,229,160,0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--bg-elevated);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

.btn-whatsapp-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #25D366;
    color: white;
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.25);
    transition: all 0.2s;
}

.btn-whatsapp-hero:hover {
    transform: translateY(-2px);
    background: #22c55e;
}

/* ─────────────────────────────────────────────
   SECTIONS COMMON
   ───────────────────────────────────────────── */
section { padding: 96px 0; }

.section-eyebrow {
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 14px;
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.9rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-sub {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 580px;
    line-height: 1.7;
}

.section-header { margin-bottom: 60px; }
.section-header.center { text-align: center; }
.section-header.center .section-sub { margin: 0 auto; }

/* Colores de eyebrow por sección */
.pricing-section .section-eyebrow   { color: var(--amber); }
.testimonials-section .section-eyebrow { color: var(--purple); }
.schools-section .section-eyebrow   { color: var(--blue); }
.final-cta .section-eyebrow         { color: var(--accent); }
.dual-value-section .section-eyebrow { color: var(--blue); }

/* ─────────────────────────────────────────────
   PAIN BANNER — fondo ámbar oscurecido
   ───────────────────────────────────────────── */
.pain-banner {
    background: #110219;
    border-top: 1px solid rgba(240,50,180,0.2);
    border-bottom: none;
    padding: 80px 0;
}

.pain-inner {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.pain-eyebrow {
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #f0abfc;
    margin-bottom: 16px;
}

.pain-banner h2 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    color: var(--text-primary);
    margin-bottom: 52px;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    text-align: left;
}

.pain-item {
    background: rgba(240,50,180,0.06);
    border: 1px solid rgba(240,50,180,0.18);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.pain-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.5);
}

.pain-img-wrap {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.pain-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7) saturate(0.7);
    transition: transform 0.4s;
}

.pain-item:hover .pain-img-wrap img {
    transform: scale(1.05);
}

.pain-text {
    padding: 20px 22px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.pain-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.pain-text p {
    font-size: 0.97rem;
    color: var(--text-primary);
    line-height: 1.6;
}

/* ─────────────────────────────────────────────
   TIME BANNER
   ───────────────────────────────────────────── */
.time-banner {
    background: #110219;
    border-top: none;
    border-bottom: 1px solid rgba(240,50,180,0.2);
    padding: 88px 0;
}

.time-banner-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 16px;
}

.time-banner h2 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 28px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.time-banner h2 em {
    font-style: normal;
    color: var(--blue);
}

.time-banner p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto;
}

.time-pct {
    color: var(--amber);
    font-weight: 700;
}

/* ─────────────────────────────────────────────
   PILLARS / FUNCIONALIDADES
   ───────────────────────────────────────────── */
.pillars-section {
    background: var(--bg-base);
}

.pillar-block {
    margin-bottom: 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
    background: var(--bg-card);
    transition: border-color 0.3s;
}

.pillar-teacher-block {
    border-color: rgba(0,229,160,0.2);
    box-shadow: 0 0 0 1px rgba(0,229,160,0.05), var(--shadow);
}

.pillar-student-block {
    border-color: rgba(59,130,246,0.2);
    box-shadow: 0 0 0 1px rgba(59,130,246,0.05), var(--shadow);
}

.pillar-block-header {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 36px;
}

.pillar-block-icon {
    font-size: 2.5rem;
    line-height: 1;
    flex-shrink: 0;
    background: var(--bg-elevated);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

.pillar-block-intro .pillar-block-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 6px;
}

.pillar-student-block .pillar-block-intro .pillar-block-label {
    color: var(--blue);
}

.pillar-block-intro h3 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.pillar-block-intro p {
    font-size: 0.97rem;
    color: var(--text-primary);
    line-height: 1.7;
    max-width: 640px;
}

.pillar-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 100px;
    font-size: 1rem;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.2s;
    cursor: default;
}

.chip-teacher {
    background: rgba(0,229,160,0.08);
    border: 1px solid rgba(0,229,160,0.2);
    color: var(--accent);
}

.chip-teacher:hover {
    background: rgba(0,229,160,0.15);
    border-color: rgba(0,229,160,0.35);
}

.chip-student {
    background: var(--blue-dim);
    border: 1px solid rgba(59,130,246,0.2);
    color: #93c5fd;
}

.chip-student:hover {
    background: rgba(59,130,246,0.18);
}

.chip-special {
    background: rgba(245,158,11,0.08);
    border: 1px solid rgba(245,158,11,0.2);
    color: #fcd34d;
}

.chip small {
    font-size: 0.7rem;
    opacity: 0.7;
    font-weight: 500;
}

.chip-bonus {
    background: rgba(139,92,246,0.08);
    border: 1px solid rgba(139,92,246,0.2);
    color: #c4b5fd;
}

.chip-divider {
    width: 100%;
    text-align: center;
    margin: 8px 0;
}

.chip-divider span {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.04em;
}

/* ─────────────────────────────────────────────
   PRICING
   ───────────────────────────────────────────── */
.pricing-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    transition: border-color 0.3s, transform 0.3s;
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-light);
}

/* Primer card hover: verde; featured: ya tiene verde; tercero: azul */
.pricing-card:first-child:hover { border-color: rgba(0,229,160,0.4); }
.pricing-card:last-child:hover  { border-color: rgba(59,130,246,0.4); }

.pricing-card.featured {
    border-color: var(--amber);
    box-shadow: 0 0 0 1px rgba(245,158,11,0.15), var(--shadow-lg);
    background: linear-gradient(160deg, var(--bg-card) 0%, rgba(245,158,11,0.03) 100%);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--amber);
    color: #0a0d14;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 5px 16px;
    border-radius: 100px;
    white-space: nowrap;
    letter-spacing: 0.04em;
}

.pricing-plan {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.pricing-name {
    font-family: 'Outfit', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.pricing-desc {
    font-size: 0.88rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.pricing-amount {
    font-family: 'Outfit', sans-serif;
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1;
}

.pricing-per {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 700;
    margin-top: -4px;
    letter-spacing: 0.03em;
}

.pricing-per-badge {
    display: inline-block;
    background: rgba(245,158,11,0.15);
    border: 1px solid rgba(245,158,11,0.35);
    color: var(--amber);
    font-size: 0.82rem;
    font-weight: 800;
    padding: 2px 10px;
    border-radius: 100px;
    letter-spacing: 0.06em;
    vertical-align: middle;
    margin-left: 4px;
}

.pricing-installments {
    font-size: 0.82rem;
    color: var(--amber);
    font-weight: 600;
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.pricing-features li {
    font-size: 0.88rem;
    color: var(--text-primary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.chk {
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.btn-pricing {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    padding: 13px 20px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
    transition: all 0.2s;
    margin-top: auto;
    text-align: center;
}

.btn-pricing.primary {
    background: var(--amber);
    color: #0a0d14;
    box-shadow: 0 4px 20px rgba(245,158,11,0.25);
}

.btn-pricing.primary:hover {
    background: #fbbf24;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(245,158,11,0.35);
}

.btn-pricing.outline-green {
    border: 1px solid rgba(0,229,160,0.3);
    color: var(--accent);
    background: rgba(0,229,160,0.05);
}

.btn-pricing.outline-green:hover {
    background: rgba(0,229,160,0.1);
    border-color: var(--accent);
}

.btn-pricing.outline-teal {
    border: 1px solid rgba(59,130,246,0.3);
    color: #93c5fd;
    background: rgba(59,130,246,0.05);
}

.btn-pricing.outline-teal:hover {
    background: rgba(59,130,246,0.1);
    border-color: #93c5fd;
}

/* ─────────────────────────────────────────────
   TESTIMONIALS
   ───────────────────────────────────────────── */
.testimonials-section {
    background: var(--bg-base);
}

.testi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.testi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 28px;
    transition: border-color 0.3s, transform 0.3s;
}

.testi-card:hover {
    border-color: rgba(139,92,246,0.35);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* Comillas decorativas */
.testi-card::before {
    content: '"';
    display: block;
    font-size: 3rem;
    line-height: 1;
    color: var(--purple);
    opacity: 0.6;
    margin-bottom: 8px;
    font-family: 'Outfit', sans-serif;
}

.testi-text {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 18px;
}

.testi-author {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 600;
    border-top: 1px solid var(--border);
    padding-top: 14px;
}

/* ─────────────────────────────────────────────
   SCHOOLS
   ───────────────────────────────────────────── */
.schools-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    text-align: center;
}

.schools-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.btn-school {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    text-decoration: none;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.2s;
}

.btn-school:hover {
    background: var(--bg-hover);
    border-color: var(--blue);
    color: #93c5fd;
    transform: translateY(-2px);
}

/* ─────────────────────────────────────────────
   DUAL VALUE PROPOSITION
   ───────────────────────────────────────────── */
.dual-value-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 96px 0;
}

.dual-value-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.dual-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: border-color 0.3s, transform 0.3s;
}

.dual-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.dual-card--docente {
    border-color: rgba(0,229,160,0.2);
    box-shadow: 0 0 0 1px rgba(0,229,160,0.05);
}

.dual-card--colegio {
    border-color: rgba(59,130,246,0.2);
    box-shadow: 0 0 0 1px rgba(59,130,246,0.05);
}

.dual-card-icon {
    font-size: 2.5rem;
    line-height: 1;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

.dual-card-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.dual-card--colegio .dual-card-eyebrow {
    color: #93c5fd;
}

.dual-card-title {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.4rem, 2.5vw, 1.9rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.dual-card-desc {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.dual-card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.dual-card-list li {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.dual-card-list li::before {
    content: '✓';
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
}

.dual-card--colegio .dual-card-list li::before {
    color: #93c5fd;
}

.dual-card-price {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 18px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.dual-price-amount {
    font-family: 'Outfit', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.02em;
}

.dual-price-label {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
    line-height: 1.3;
}

.dual-card-ctas {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-dual-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #0a0d14;
    text-decoration: none;
    padding: 13px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.92rem;
    box-shadow: 0 4px 16px rgba(0,229,160,0.25);
    transition: all 0.2s;
    text-align: center;
}

.btn-dual-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-dual-teal {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.3);
    color: #93c5fd;
    text-decoration: none;
    padding: 13px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.92rem;
    transition: all 0.2s;
    text-align: center;
}

.btn-dual-teal:hover {
    background: rgba(59,130,246,0.18);
    border-color: #93c5fd;
    transform: translateY(-2px);
}

.btn-dual-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(37,211,102,0.08);
    border: 1px solid rgba(37,211,102,0.25);
    color: #4ade80;
    text-decoration: none;
    padding: 11px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.88rem;
    transition: all 0.2s;
    text-align: center;
}

.btn-dual-secondary:hover {
    background: rgba(37,211,102,0.14);
    border-color: #4ade80;
}

/* ─────────────────────────────────────────────
   FINAL CTA
   ───────────────────────────────────────────── */
.final-cta {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
    text-align: center;
    padding: 96px 0;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 60% at 50% 100%, rgba(0,229,160,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.final-cta .section-title { position: relative; z-index: 1; }
.final-cta p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
    max-width: 520px;
    margin: 0 auto 40px;
}

.final-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37,211,102,0.1);
    border: 1px solid rgba(37,211,102,0.25);
    color: #4ade80;
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.whatsapp-btn:hover {
    background: rgba(37,211,102,0.16);
    border-color: #4ade80;
}

/* ─────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────── */
.footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    padding: 48px 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
}

.footer-brand span {
    background: linear-gradient(135deg, var(--accent) 0%, #60efff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.footer-links a:hover { color: var(--text-primary); }

.footer-copy {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ─────────────────────────────────────────────
   SIMPLEZA MÁXIMA — sección diferenciador clave
   ───────────────────────────────────────────── */
.simpleza-section {
    background: var(--bg-base);
    padding: 96px 0;
    border-top: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.simpleza-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 55% 50% at 0% 50%, rgba(0,229,160,0.05) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 100% 30%, rgba(59,130,246,0.04) 0%, transparent 60%);
    pointer-events: none;
}

.simpleza-inner {
    position: relative;
    z-index: 1;
}

.simpleza-header {
    text-align: center;
    margin-bottom: 64px;
}

.simpleza-header .section-eyebrow { color: var(--accent); }

.simpleza-header .section-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
}

.simpleza-header .section-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--accent) 0%, #60efff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.simpleza-header .section-sub {
    font-size: 1.15rem;
    max-width: 660px;
    margin: 0 auto;
}

.simpleza-img-wrap {
    margin-bottom: 64px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: 0 8px 40px rgba(0,0,0,0.4);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.simpleza-img-wrap img {
    width: 100%;
    height: auto;
    display: block;
}

/* Comparativa visual con imágenes */
.simpleza-imgcomp {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 64px;
}

.simpleza-imgcomp-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, box-shadow 0.3s;
}

.simpleza-imgcomp-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.simpleza-imgcomp-card.bad {
    border-color: rgba(239,68,68,0.2);
}

.simpleza-imgcomp-card.good {
    border-color: rgba(0,229,160,0.25);
    box-shadow: 0 0 40px rgba(0,229,160,0.07);
}

.simpleza-imgcomp-label {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 20px 24px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.simpleza-imgcomp-card.bad  .simpleza-imgcomp-label { color: #f87171; }
.simpleza-imgcomp-card.good .simpleza-imgcomp-label { color: var(--accent); }

.simpleza-imgcomp-img-wrap {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    margin-top: 16px;
}

.simpleza-imgcomp-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.simpleza-imgcomp-card:hover .simpleza-imgcomp-img-wrap img {
    transform: scale(1.03);
}

.simpleza-imgcomp-text {
    padding: 28px 28px 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.simpleza-imgcomp-text h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    line-height: 1.25;
}

.simpleza-imgcomp-card.bad  .simpleza-imgcomp-text h3 { color: #fca5a5; }
.simpleza-imgcomp-card.good .simpleza-imgcomp-text h3 { color: var(--text-primary); }

.simpleza-imgcomp-text p {
    font-size: 0.93rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.simpleza-imgcomp-text ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 4px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.simpleza-imgcomp-text ul li {
    font-size: 1.05rem;
    font-weight: 700;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.45;
}

.simpleza-imgcomp-card.bad  .simpleza-imgcomp-text ul li { color: rgba(252,165,165,0.85); }
.simpleza-imgcomp-card.good .simpleza-imgcomp-text ul li { color: var(--text-primary); }

.simpleza-imgcomp-card.bad  .simpleza-imgcomp-text ul li::before { content: '✗'; color: #f87171; flex-shrink: 0; }
.simpleza-imgcomp-card.good .simpleza-imgcomp-text ul li::before { content: '✓'; color: var(--accent); flex-shrink: 0; }

@media (max-width: 900px) {
    .simpleza-imgcomp { grid-template-columns: 1fr; }
}

/* Métricas grandes */
.simpleza-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 64px;
}

.simpleza-metric {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: border-color 0.3s, transform 0.3s;
}

.simpleza-metric:hover { transform: translateY(-3px); }

.simpleza-metric:nth-child(1) { border-color: rgba(0,229,160,0.2); }
.simpleza-metric:nth-child(1):hover { border-color: rgba(0,229,160,0.45); }
.simpleza-metric:nth-child(2) { border-color: rgba(59,130,246,0.2); }
.simpleza-metric:nth-child(2):hover { border-color: rgba(59,130,246,0.45); }
.simpleza-metric:nth-child(3) { border-color: rgba(245,158,11,0.2); }
.simpleza-metric:nth-child(3):hover { border-color: rgba(245,158,11,0.45); }
.simpleza-metric:nth-child(4) { border-color: rgba(139,92,246,0.2); }
.simpleza-metric:nth-child(4):hover { border-color: rgba(139,92,246,0.45); }

.simpleza-metric-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
    display: block;
}

.simpleza-metric-num {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.03em;
}

.simpleza-metric:nth-child(1) .simpleza-metric-num { color: var(--accent); }
.simpleza-metric:nth-child(2) .simpleza-metric-num { color: #60a5fa; }
.simpleza-metric:nth-child(3) .simpleza-metric-num { color: var(--amber); }
.simpleza-metric:nth-child(4) .simpleza-metric-num { color: #c4b5fd; }

.simpleza-metric-label {
    font-size: 0.87rem;
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.45;
}

/* Cita destacada */
.simpleza-quote {
    background: var(--bg-card);
    border: 1px solid rgba(0,229,160,0.18);
    border-radius: var(--radius-xl);
    padding: 56px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.simpleza-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 36px;
    font-size: 10rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.06;
    line-height: 1;
    pointer-events: none;
}

.simpleza-quote-text {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.55;
    max-width: 860px;
    margin: 0 auto 20px;
    letter-spacing: -0.01em;
}

.simpleza-quote-text em {
    font-style: normal;
    color: var(--accent);
}

.simpleza-quote-sub {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-weight: 500;
}

@media (max-width: 900px) {
    .simpleza-vs { grid-template-columns: 1fr; }
    .simpleza-vs-divider { flex-direction: row; justify-content: center; }
    .simpleza-metrics { grid-template-columns: 1fr 1fr; }
    .simpleza-quote { padding: 40px 28px; }
}

@media (max-width: 640px) {
    .simpleza-metrics { grid-template-columns: 1fr 1fr; }
    .simpleza-quote { padding: 32px 20px; }
}

/* ─────────────────────────────────────────────
   SIMPLICITY SECTION
   ───────────────────────────────────────────── */
.simplicity-section {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 80px 0;
    text-align: center;
}

.simplicity-section h2 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.simplicity-section p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

.simplicity-pillars {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.simplicity-pill {
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: 100px;
    padding: 10px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.simplicity-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

/* ─────────────────────────────────────────────
   VS SECTION (Comparativa)
   ───────────────────────────────────────────── */
.vs-section {
    background: var(--bg-base);
}

.vs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.vs-card {
    border-radius: var(--radius-xl);
    padding: 36px;
    border: 1px solid var(--border);
}

.vs-card.bad {
    background: rgba(239,68,68,0.04);
    border-color: rgba(239,68,68,0.15);
}

.vs-card.good {
    background: rgba(0,229,160,0.04);
    border-color: rgba(0,229,160,0.2);
}

.vs-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.vs-card.bad .vs-label { color: #f87171; }
.vs-card.good .vs-label { color: var(--accent); }

.vs-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.vs-list li {
    font-size: 0.92rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.5;
}

.vs-card.bad .vs-list li::before {
    content: '✗';
    color: #f87171;
    flex-shrink: 0;
    font-weight: 700;
}

.vs-card.good .vs-list li::before {
    content: '✓';
    color: var(--accent);
    flex-shrink: 0;
    font-weight: 700;
}

/* ─────────────────────────────────────────────
   FEATURES GRID
   ───────────────────────────────────────────── */
.features-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
}

.feat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.feat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: border-color 0.3s, transform 0.3s;
}

.feat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.feat-icon {
    font-size: 1.8rem;
    margin-bottom: 16px;
    display: block;
}

.feat-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feat-desc {
    font-size: 0.9rem;
    color: var(--text-primary);
    line-height: 1.65;
}

/* ─────────────────────────────────────────────
   WHATSAPP BUBBLE
   ───────────────────────────────────────────── */
.wa-bubble {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    color: white;
    text-decoration: none;
    padding: 14px 20px 14px 16px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.92rem;
    box-shadow: 0 8px 32px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.3);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: waBounceIn 0.6s 1.5s cubic-bezier(0.34, 1.56, 0.64, 1) both,
               waPulse 4s 3s ease-in-out infinite;
}

.wa-bubble:hover {
    transform: scale(1.07) translateY(-2px);
    background: #22c55e;
}

.wa-bubble-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    fill: white;
}

@keyframes waBounceIn {
    from { opacity: 0; transform: scale(0.5) translateY(20px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes waPulse {
    0%, 100% { box-shadow: 0 8px 32px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.3); }
    50%       { box-shadow: 0 8px 40px rgba(37,211,102,0.65), 0 0 0 8px rgba(37,211,102,0.1); }
}

/* ─────────────────────────────────────────────
   RESPONSIVE — TABLET
   ───────────────────────────────────────────── */
@media (max-width: 900px) {
    .nav-links { display: none; }

    .hero-stats { flex-direction: column; gap: 0; max-width: 400px; }
    .stat-pill { border-right: none; border-bottom: 1px solid var(--border); }
    .stat-pill:last-child { border-bottom: none; }

    .pain-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

    .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .pricing-card.featured { margin-top: 8px; }

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

    .dual-value-grid { grid-template-columns: 1fr; }

    .vs-grid { grid-template-columns: 1fr; }
    .vs-card.bad { order: 1; }
    .vs-card.good { order: 0; }

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

    .pillar-block { padding: 32px 24px; }
    .pillar-block-header { flex-direction: column; gap: 16px; }
}

/* ─────────────────────────────────────────────
   RESPONSIVE — MOBILE
   ───────────────────────────────────────────── */
@media (max-width: 640px) {
    .container { padding: 0 18px; }

    section { padding: 60px 0; }

    .hero { padding: 72px 0 60px; }
    .hero h1 { font-size: 2.4rem; }
    .hero-ctas { flex-direction: column; align-items: center; }
    .hero-ctas a { width: 100%; max-width: 340px; justify-content: center; }

    .testi-grid { grid-template-columns: 1fr; }
    .feat-grid  { grid-template-columns: 1fr; }

    .final-btns { flex-direction: column; align-items: center; }
    .final-btns a { width: 100%; max-width: 340px; justify-content: center; }

    .footer-inner { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }

    .pillar-chips .chip { font-size: 0.92rem; }

    .simplicity-pillars { flex-direction: column; align-items: center; }
    .simplicity-pill { width: 100%; max-width: 280px; text-align: center; }
}