/* ========== VARIABLES Y MODO CLARO (BASE) ========== */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f7;
    --surface: #ffffff;
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --accent: #0071e3;
    --accent-strong: #0046ad;
    --accent-cyan: #00a3e0;
    --border: #d2d2d7;
    --border-light: #e5e7eb;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.05);
    --card-shadow-hover: 0 8px 24px rgba(0,0,0,0.08);
    --header-bg: rgba(255,255,255,0.8);
    --header-border: #e5e7eb;
    --logo-box-bg: transparent;
    --logo-box-border: transparent;
    --logo-dark-display: block;
    --logo-light-display: none;
    --hero-bg-glow-1: rgba(0,163,224,0.06);
    --hero-bg-glow-2: rgba(0,163,224,0.04);
    --clients-bg: var(--bg-secondary);
    --metric-bg: #f9f9fb;
    --metric-border: #e5e7eb;
    --metric-number-color: #0046ad;
    --highlight-bg: linear-gradient(135deg, #f9f9fb, #ffffff);
    --highlight-border: #e5e7eb;
    --tab-bg: #f5f5f7;
    --tab-border: #d2d2d7;
    --tab-active-bg: #ffffff;
    --tab-active-color: #0071e3;
    --footer-bg: #f5f5f7;
    --footer-border: #e5e7eb;
    --shadow-color: rgba(0,163,224,0.15);
    --badge-bg: rgba(0,113,227,0.08);
    --badge-color: #0071e3;
    --badge-border: rgba(0,113,227,0.2);
    --text-muted: #86868b;
    --btn-secondary-bg: #f5f5f7;
    --btn-secondary-border: #d2d2d7;
    --btn-secondary-text: #1d1d1f;
    --btn-secondary-hover: #e8e8ed;
    --whatsapp-color: #0071e3;
    --input-bg: #ffffff;
    --input-border: #d2d2d7;
    --input-text: #1d1d1f;
    --form-note-color: #86868b;
    --glass-bg: rgba(255,255,255,0.7);
    --glass-border: rgba(255,255,255,0.5);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.05);

    --case-hero-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --case-hero-border: #e5e7eb;
    --case-hero-title: #1d1d1f;
    --case-hero-subtitle: #4b5563;
}

/* ========== MODO OSCURO ========== */
.dark-mode {
    --bg-primary: #040914;
    --bg-secondary: #0d1527;
    --surface: #0d1527;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #00a3e0;
    --accent-strong: #0046ad;
    --accent-cyan: #00a3e0;
    --border: #1e293b;
    --border-light: #0f172a;
    --card-shadow: 0 10px 30px rgba(0,0,0,0.3);
    --card-shadow-hover: 0 20px 40px rgba(0,0,0,0.4);
    --header-bg: #01143D;
    --header-border: #1e293b;
    --logo-box-bg: transparent;
    --logo-box-border: transparent;
    --logo-dark-display: none;
    --logo-light-display: block;
    --hero-bg-glow-1: rgba(0,163,224,0.05);
    --hero-bg-glow-2: rgba(0,70,173,0.05);
    --clients-bg: rgba(13,21,39,0.1);
    --metric-bg: #020617;
    --metric-border: #0f172a;
    --metric-number-color: #00a3e0;
    --highlight-bg: linear-gradient(to bottom right, #020617, #0d1527);
    --highlight-border: #0f172a;
    --tab-bg: #020617;
    --tab-border: #0f172a;
    --tab-active-bg: rgba(0,163,224,0.06);
    --tab-active-color: #00a3e0;
    --footer-bg: rgba(2,6,23,0.8);
    --footer-border: #0f172a;
    --shadow-color: rgba(0,163,224,0.15);
    --badge-bg: rgba(0,163,224,0.05);
    --badge-color: #00a3e0;
    --badge-border: rgba(0,163,224,0.2);
    --text-muted: #94a3b8;
    --btn-secondary-bg: rgba(15,23,42,0.6);
    --btn-secondary-border: #1e293b;
    --btn-secondary-text: #cbd5e1;
    --btn-secondary-hover: rgba(30,41,59,0.5);
    --whatsapp-color: #00a3e0;
    --input-bg: #020617;
    --input-border: #0f172a;
    --input-text: #f1f5f9;
    --form-note-color: #94a3b8;
    --glass-bg: rgba(13,21,39,0.7);
    --glass-border: rgba(30,41,59,0.5);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.3);

    --case-hero-gradient: linear-gradient(135deg, #01143D 0%, #040914 80%);
    --case-hero-border: #0f172a;
    --case-hero-title: #ffffff;
    --case-hero-subtitle: #cbd5e1;
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body::before {
    content: "";
    position: fixed;
    top:0; left:0; width:100%; height:100%;
    background-size: 50px 50px;
    background-image:
        linear-gradient(to right, rgba(0,0,0,0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0,0,0,0.05) 1px, transparent 1px);
    pointer-events: none;
    z-index: 0;
}
.dark-mode::before {
    background-image:
        linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
}

/* ========== HEADER ========== */
.header-main {
    position: sticky;
    top:0;
    z-index: 50;
    background-color: var(--header-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--header-border);
    box-shadow: 0 4px 20px var(--shadow-color);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}
.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-logo-area { display: flex; align-items: center; }
.logo-box {
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--logo-box-border);
    background-color: var(--logo-box-bg);
    padding: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.logo-img {
    height: 3.9rem;
    width: auto;
    display: block;
}
@media (min-width: 768px) {
    .logo-img { height: 4.29rem; }
}
.logo-dark { display: var(--logo-dark-display); }
.logo-light { display: var(--logo-light-display); }

.logo-fallback { display: flex; align-items: center; gap: 0.75rem; }
.fallback-icon {
    position: relative;
    width: 2.5rem; height: 2.5rem;
    display: flex; align-items: center; justify-content: center;
    border-radius: 0.5rem;
    background-color: var(--logo-box-bg);
    border: 1px solid var(--logo-box-border);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
}
.fallback-q {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}
.fallback-wave {
    position: absolute;
    bottom: 0.25rem;
    left: 0.5rem;
    right: 0.5rem;
    height: 0.25rem;
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    border-radius: 9999px;
}
.fallback-text { display: flex; flex-direction: column; }
.fallback-name { font-size: 1.125rem; font-weight: 700; color: var(--text-primary); line-height: 1; }
.fallback-spa { font-size: 0.625rem; font-weight: 600; color: var(--accent); letter-spacing: 0.1em; margin-top: 0.125rem; }

.header-nav { display: none; }
@media (min-width: 768px) {
    .header-nav { display: flex; gap: 2rem; }
}
.header-nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}
.header-nav a:hover { color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    height: 3rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 0.75rem;
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    color: #fff;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0,70,173,0.2);
    transition: opacity 0.3s, transform 0.2s;
}
.header-cta:hover { opacity: 0.9; transform: translateY(-1px); }

/* Toggle oscuro/claro */
.theme-toggle {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--btn-secondary-bg);
    border: 1px solid var(--btn-secondary-border);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}
.theme-toggle:hover { background: var(--btn-secondary-hover); }
.theme-toggle svg { width: 1.2rem; height: 1.2rem; }
.dark-mode .icon-sun { display: block; }
.dark-mode .icon-moon { display: none; }
.icon-sun { display: none; }

/* ========== HERO ========== */
.hero-section {
    position: relative;
    padding: 6rem 1.5rem 5rem;
    max-width: 1280px;
    margin: 0 auto;
    overflow: hidden;
}
.hero-bg-glow {
    position: absolute;
    top: 25%; left: 50%;
    transform: translate(-50%, -50%);
    width: 500px; height: 500px;
    background: var(--hero-bg-glow-1);
    filter: blur(130px);
    border-radius: 50%;
    pointer-events: none;
}
.hero-bg-glow-secondary {
    position: absolute;
    top: 33%; left: 33%;
    transform: translate(-50%, -50%);
    width: 300px; height: 300px;
    background: var(--hero-bg-glow-2);
    filter: blur(100px);
    border-radius: 50%;
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 10;
    max-width: 56rem;
    margin: 0 auto;
    text-align: center;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    background: var(--badge-bg);
    border: 1px solid var(--badge-border);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--badge-color);
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px var(--shadow-color);
}
.badge-dot {
    width: 0.375rem; height: 0.375rem;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.hero-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}
@media (min-width: 768px) {
    .hero-title { font-size: 3.75rem; }
}
.hero-title-break { display: none; }
@media (min-width: 768px) { .hero-title-break { display: block; } }
.hero-title-highlight {
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 42rem;
    margin: 0 auto 2.5rem;
    line-height: 1.65;
}
@media (min-width: 768px) { .hero-subtitle { font-size: 1.25rem; } }
.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}
@media (min-width: 640px) { .hero-actions { flex-direction: row; } }
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    height: 3.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    color: #fff;
    text-decoration: none;
    box-shadow: 0 10px 25px rgba(0,70,173,0.2);
    transition: transform 0.2s, opacity 0.3s;
}
.btn-primary:hover { transform: scale(1.01); opacity: 0.9; }
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    height: 3.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    background: var(--btn-secondary-bg);
    border: 1px solid var(--btn-secondary-border);
    color: var(--btn-secondary-text);
    text-decoration: none;
    transition: background 0.3s;
}
.btn-secondary:hover { background: var(--btn-secondary-hover); }

/* ========== CLIENTES Y CARRUSELES ========== */
.clients-section {
    padding: 3rem 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    background: var(--clients-bg);
    position: relative;
    overflow: hidden;
}
.clients-heading {
    max-width: 1280px;
    margin: 0 auto 1.5rem;
    padding: 0 1.5rem;
    text-align: center;
}
@media (min-width: 768px) { .clients-heading { text-align: left; } }
.clients-title-cyan {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}

/* Mostrar / ocultar carruseles según el tema */
.carousel-light { display: block; }
.carousel-dark { display: none; }

.dark-mode .carousel-light { display: none; }
.dark-mode .carousel-dark { display: block; }

/* Animación y estructura */
.carousel-wrapper {
    overflow: hidden;
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-320px * 9)); }
}
.slider-track {
    display: flex;
    width: calc(320px * 18);
    animation: scroll 35s linear infinite;
}
.slider-track:hover { animation-play-state: paused; }

.slide {
    width: 320px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding: 0 40px;
}

/* Altura uniforme para todos los logos */
.slide img {
    height: 100px;
    width: auto;
    max-width: 240px;
    object-fit: contain;
    opacity: 0.9;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.slide:hover img {
    opacity: 1;
    transform: scale(1.05);
}

/* Degradados en los bordes */
.carousel-wrapper::before,
.carousel-wrapper::after {
    content: "";
    position: absolute;
    top: 0;
    width: 15%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}
.carousel-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--clients-bg), transparent);
}
.carousel-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--clients-bg), transparent);
}

/* Responsive */
@media (max-width: 767px) {
    .slide {
        width: 220px;
        padding: 0 20px;
        height: 80px;
    }
    .slide img {
        height: 80px;
        max-width: 180px;
    }
    .slider-track { width: calc(220px * 18); }
    @keyframes scroll {
        0% { transform: translateX(0); }
        100% { transform: translateX(calc(-220px * 9)); }
    }
}

/* ========== ENFOQUE ========== */
.enfoque-section { padding: 6rem 1.5rem; max-width: 1280px; margin: 0 auto; }
.section-intro { text-align: center; max-width: 48rem; margin: 0 auto 4rem; }
.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}
.section-headline {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
}
@media (min-width: 768px) { .section-headline { font-size: 2.25rem; } }
.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 768px) { .cards-grid { grid-template-columns: repeat(3, 1fr); } }
.enfoque-card {
    padding: 2rem;
    border-radius: 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    transition: border-color 0.3s, box-shadow 0.3s;
    box-shadow: var(--glass-shadow);
}
.enfoque-card:hover { border-color: var(--border); box-shadow: var(--card-shadow-hover); }
.card-icon {
    width: 3rem; height: 3rem;
    border-radius: 0.75rem;
    background: rgba(0,113,227,0.08);
    border: 1px solid rgba(0,113,227,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}
.dark-mode .card-icon {
    background: rgba(0,163,224,0.1);
    border-color: rgba(0,163,224,0.2);
}
.enfoque-card:hover .card-icon {
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    color: #fff;
}
.icon-svg { width: 1.5rem; height: 1.5rem; }
.card-title { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.75rem; }
.card-text { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; }

/* ========== PORTAFOLIO ========== */
.portfolio-section {
    padding: 6rem 1.5rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}
.tab-buttons {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 0.5rem;
    max-width: 100%;
    margin: 3rem auto;
    padding: 0.5rem;
    border-radius: 0.75rem;
    background: var(--tab-bg);
    border: 1px solid var(--tab-border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.tab-btn {
    flex: 1 1 auto;
    padding: 0.75rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0.5rem;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    white-space: nowrap;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--tab-active-bg);
}
.tab-content { display: none; }
.tab-content.active { display: block; }
.caso-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}
@media (min-width: 1024px) { .caso-grid { grid-template-columns: 7fr 5fr; } }
.caso-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--badge-color);
    background: var(--badge-bg);
    border: 1px solid var(--badge-border);
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}
.caso-title { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); margin-bottom: 1rem; }
@media (min-width: 768px) { .caso-title { font-size: 1.875rem; } }
.caso-description { color: var(--text-secondary); line-height: 1.65; margin-bottom: 1.5rem; }
.metric-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px,1fr)); gap: 1rem; }
.metric {
    padding: 1rem;
    background: var(--metric-bg);
    border: 1px solid var(--metric-border);
    border-radius: 0.75rem;
    text-align: center;
}
.metric-number { font-size: 1.5rem; font-weight: 700; color: var(--metric-number-color); display: block; margin-bottom: 0.25rem; }
.metric-number-cyan { font-size: 1.5rem; font-weight: 700; color: var(--metric-number-color); display: block; margin-bottom: 0.25rem; }
.metric-label { font-size: 0.75rem; text-transform: uppercase; font-weight: 600; color: var(--text-secondary); }
.caso-highlight {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}
.highlight-title { font-size: 0.875rem; font-weight: 700; letter-spacing: 0.05em; color: var(--text-secondary); text-transform: uppercase; margin-bottom: 1rem; }
.highlight-list { list-style: none; }
.highlight-list li {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}
.check { color: var(--accent); margin-top: 0.125rem; }
.highlight-list strong { color: var(--text-primary); }

/* Botón "Ver más" destacado */
.btn-ver-mas {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    border: none;
    border-radius: 0.75rem;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(0,70,173,0.2);
    transition: opacity 0.3s, transform 0.2s;
}
.btn-ver-mas:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* ========== TRAYECTORIA ========== */
.trayectoria-section { padding: 6rem 1.5rem; max-width: 1280px; margin: 0 auto; }
.trayectoria-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}
@media (min-width: 1024px) { .trayectoria-grid { grid-template-columns: 5fr 7fr; } }
.trayectoria-left { display: flex; flex-direction: column; gap: 1rem; }
.trayectoria-text { color: var(--text-secondary); font-size: 0.875rem; line-height: 1.65; }
.trayectoria-stats { display: flex; align-items: center; gap: 1.5rem; padding-top: 0.5rem; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--text-primary); display: block; }
.stat-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; color: var(--accent); letter-spacing: 0.05em; }
.stat-divider { width: 1px; height: 3rem; background: var(--border-light); }
.trayectoria-sectors {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.sector-item {
    padding: 1.25rem;
    border-radius: 0.75rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}
.sector-dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; flex-shrink: 0; }
.sector-dot.cyan { background: var(--accent-cyan); }
.sector-dot.blue { background: var(--accent-strong); }
.sector-dot.purple { background: #6366f1; }

/* ========== CONTACTO ========== */
.contact-section {
    padding: 6rem 1.5rem;
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
}
.contact-section::before {
    content: "";
    position: absolute;
    bottom: 25%; right: 25%;
    width: 400px; height: 400px;
    background: var(--hero-bg-glow-1);
    filter: blur(120px);
    border-radius: 50%;
    pointer-events: none;
}
.contact-card {
    position: relative;
    z-index: 10;
    max-width: 56rem;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}
@media (min-width: 768px) { .contact-card { grid-template-columns: 5fr 7fr; padding: 4rem; } }
.contact-title { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); margin-bottom: 1.5rem; }
.contact-text { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.65; margin-bottom: 2rem; }
.contact-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}
.contact-steps span { color: var(--accent); font-size: 1rem; margin-right: 0.75rem; }
.contact-direct { display: flex; flex-direction: column; gap: 0.5rem; }
.whatsapp-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--whatsapp-color);
    font-weight: 500;
    text-decoration: none;
    font-size: 0.875rem;
}
.whatsapp-link:hover { text-decoration: underline; }
.wa-icon { width: 1.25rem; height: 1.25rem; }
.contact-email { font-size: 0.75rem; color: var(--text-secondary); }

.contact-form form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--input-text);
    font-size: 0.875rem;
    outline: none;
    transition: border-color 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--accent); }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.contact-form button {
    width: 100%;
    height: 3rem;
    border-radius: 0.75rem;
    background: linear-gradient(to right, var(--accent-strong), var(--accent-cyan));
    color: #fff;
    font-weight: 700;
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0,70,173,0.15);
    transition: opacity 0.3s;
}
.contact-form button:hover { opacity: 0.9; }
.form-note { font-size: 0.625rem; color: var(--form-note-color); text-align: center; margin-top: 0.5rem; }

/* ========== FOOTER ========== */
.footer-main {
    border-top: 1px solid var(--footer-border);
    padding: 3rem 1.5rem;
    background: var(--footer-bg);
    font-size: 0.75rem;
    color: var(--text-secondary);
}
.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}
@media (min-width: 768px) {
    .footer-content { flex-direction: row; justify-content: space-between; text-align: left; }
}
.footer-brand { display: flex; align-items: center; gap: 0.5rem; }
.footer-logo {
    width: 1.5rem; height: 1.5rem;
    display: flex; align-items: center; justify-content: center;
    border-radius: 0.25rem;
    background: var(--surface);
    border: 1px solid var(--border-light);
    font-size: 0.75rem; font-weight: 800; color: var(--text-primary);
}
.footer-name { font-weight: 700; color: var(--text-primary); }
.footer-info p { margin-bottom: 0.25rem; }
.footer-link { color: var(--text-secondary); text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--accent); }
.footer-tags {
    display: flex;
    gap: 1rem;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.footer-tags span { color: var(--accent); }

/* ========== SOBRESCRIBIR CASE-HERO PARA LEGIBILIDAD ========== */
.case-hero {
    background: var(--case-hero-gradient) !important;
    border: 1px solid var(--case-hero-border) !important;
}
.case-hero h1 {
    color: var(--case-hero-title) !important;
}
.case-hero p {
    color: var(--case-hero-subtitle) !important;
}