/* =========================================================
   CCO.mx — Premium Dark · Glassmorphism · Gradient Borders
   ========================================================= */

:root {
    /* Backgrounds */
    --bg-0:     #05060A;          /* near-black */
    --bg-1:     #0A0E1A;          /* deep navy */
    --bg-2:     #0F1530;          /* navy */
    --bg-3:     #131A3A;

    /* Surfaces (glass) */
    --glass-1:  rgba(255, 255, 255, 0.03);
    --glass-2:  rgba(255, 255, 255, 0.06);
    --glass-3:  rgba(255, 255, 255, 0.09);

    /* Borders */
    --border-1: rgba(255, 255, 255, 0.08);
    --border-2: rgba(255, 255, 255, 0.14);
    --border-strong: rgba(255, 255, 255, 0.22);

    /* Brand / accents */
    --c-blue:   #3B82F6;
    --c-cyan:   #22D3EE;
    --c-violet: #8B5CF6;
    --c-pink:   #EC4899;

    /* Text */
    --t-1:      #F8FAFC;
    --t-2:      #CBD5E1;
    --t-3:      #94A3B8;
    --t-4:      #64748B;

    /* Semantic */
    --c-success:#22D3EE;
    --c-danger: #F87171;

    /* Gradients */
    --grad-brand: linear-gradient(135deg, #3B82F6 0%, #22D3EE 50%, #8B5CF6 100%);
    --grad-soft:  linear-gradient(135deg, rgba(59,130,246,0.18), rgba(139,92,246,0.18));
    --grad-text:  linear-gradient(135deg, #FFFFFF 0%, #93C5FD 50%, #C4B5FD 100%);

    /* Layout */
    --container: 1240px;
    --header-h: 76px;

    /* Radius */
    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 22px;
    --r-xl: 28px;
    --r-2xl: 36px;

    /* Easing */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in:  cubic-bezier(0.55, 0, 1, 0.45);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--bg-0); }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--t-2);
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(34, 211, 238, 0.10), transparent 60%),
        radial-gradient(900px 500px at -10% 30%, rgba(139, 92, 246, 0.10), transparent 60%),
        radial-gradient(700px 400px at 50% 100%, rgba(59, 130, 246, 0.10), transparent 70%),
        var(--bg-0);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Sutil grid background */
body::before {
    content: ""; position: fixed; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 80%);
    pointer-events: none; z-index: -1;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--c-cyan); text-decoration: none; transition: color 150ms var(--ease-out); }
a:hover { color: #67E8F9; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
    outline: 2px solid var(--c-cyan);
    outline-offset: 3px;
    border-radius: 4px;
}
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
    font-family: 'Sora', system-ui, sans-serif;
    color: var(--t-1);
    line-height: 1.1;
    margin: 0 0 0.5em;
    letter-spacing: -0.025em;
    font-weight: 700;
}
h1 { font-size: clamp(2.25rem, 5vw + 0.5rem, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(1.875rem, 3vw + 0.75rem, 3rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
p  { margin: 0 0 1em; color: var(--t-3); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ---------- Skip link ---------- */
.skip-link {
    position: absolute; left: -9999px; top: 0;
    background: var(--c-blue); color: #fff; padding: 12px 16px; z-index: 1000;
    border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ========== Header ========== */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(5, 6, 10, 0.55);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    border-bottom: 1px solid var(--border-1);
}
.header-glow {
    position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(34,211,238,0.6), transparent);
    opacity: 0.6; pointer-events: none;
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    min-height: var(--header-h); gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--t-1); }
.brand:hover { color: var(--t-1); }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name {
    font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.2rem;
    color: var(--t-1); letter-spacing: -0.02em;
}
.brand-dot {
    background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent;
    margin-left: 1px;
}
.brand-tagline { font-size: 0.7rem; color: var(--t-4); margin-top: 3px; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 500; }

.nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px;
    background: var(--glass-1); border: 1px solid var(--border-1); border-radius: var(--r-sm);
    color: var(--t-1);
}
.nav-toggle .icon-menu-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu-close { display: inline; }

.primary-nav { display: none; }
.nav-list { list-style: none; padding: 0; margin: 0; display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
.nav-list a {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 14px; border-radius: var(--r-sm);
    color: var(--t-2); font-weight: 500; font-size: 0.92rem;
    min-height: 44px;
    transition: color 180ms var(--ease-out), background 180ms var(--ease-out);
}
.nav-list a:hover { background: var(--glass-1); color: var(--t-1); }
.nav-list a.is-active { color: var(--t-1); background: var(--glass-2); }
.nav-cta a { color: #fff !important; }

@media (min-width: 960px) {
    .nav-toggle { display: none; }
    .primary-nav { display: block; }
}
@media (max-width: 959px) {
    .primary-nav {
        position: fixed; top: var(--header-h); left: 0; right: 0;
        background: rgba(5, 6, 10, 0.92); border-bottom: 1px solid var(--border-1);
        padding: 16px; display: none;
        backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    }
    .primary-nav.is-open { display: block; }
    .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
    .nav-list a { width: 100%; }
}

/* ========== Buttons ========== */
.btn {
    position: relative;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 13px 22px; border-radius: 999px;
    font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.95rem;
    border: 1px solid transparent; min-height: 46px;
    transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out), background 200ms var(--ease-out), color 200ms var(--ease-out), border-color 200ms var(--ease-out);
    text-decoration: none; overflow: hidden;
    isolation: isolate;
}
.btn-sm { padding: 8px 16px; font-size: 0.875rem; min-height: 38px; }

.btn-primary {
    background: var(--grad-brand); color: #fff;
    box-shadow: 0 10px 30px -8px rgba(59, 130, 246, 0.5), 0 0 0 1px rgba(255,255,255,0.06) inset;
}
.btn-primary:hover { transform: translateY(-1px); color: #fff; box-shadow: 0 18px 40px -8px rgba(59, 130, 246, 0.7); }

.btn-ghost {
    background: var(--glass-1); color: var(--t-1); border-color: var(--border-1);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: var(--glass-2); border-color: var(--border-2); color: var(--t-1); }

.btn-outline {
    background: transparent; color: var(--t-1);
    border: 1px solid var(--border-2);
}
.btn-outline:hover { border-color: var(--c-cyan); color: var(--t-1); }

.btn[disabled], .btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.icon-sm { width: 18px; height: 18px; }

/* ========== Glass card with gradient border ========== */
.glass {
    position: relative;
    background: var(--glass-1);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-1);
    overflow: hidden;
    isolation: isolate;
}

.glass-grad {
    position: relative;
    background: var(--glass-1);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: var(--r-lg);
    border: 1px solid transparent;
    background-clip: padding-box;
    overflow: hidden;
    isolation: isolate;
    transition: transform 280ms var(--ease-out);
}
/* Borde gradiente con técnica de doble background-clip */
.glass-grad::before {
    content: ""; position: absolute; inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(59,130,246,0.55) 0%, rgba(34,211,238,0.45) 50%, rgba(139,92,246,0.55) 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
            mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
    transition: opacity 280ms var(--ease-out);
    opacity: 0.7;
}
.glass-grad:hover::before { opacity: 1; }
.glass-grad::after {
    content: ""; position: absolute; inset: -2px;
    background: radial-gradient(400px 200px at var(--mx, 50%) var(--my, 0%), rgba(34,211,238,0.18), transparent 60%);
    pointer-events: none; opacity: 0;
    transition: opacity 280ms var(--ease-out);
    z-index: -1;
}
.glass-grad:hover::after { opacity: 1; }

/* ========== Hero ========== */
.hero { position: relative; padding: 80px 0 96px; overflow: hidden; }
@media (min-width: 960px) { .hero { padding: 128px 0 120px; } }

.hero::before {
    content: ""; position: absolute; left: 50%; top: -120px; transform: translateX(-50%);
    width: 900px; height: 900px; pointer-events: none;
    background: conic-gradient(from 180deg at 50% 50%, rgba(59,130,246,0.20), rgba(34,211,238,0.18), rgba(139,92,246,0.22), rgba(59,130,246,0.20));
    filter: blur(80px); opacity: 0.55; z-index: -1; border-radius: 50%;
}

.hero-grid {
    display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center;
}
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.15fr 0.85fr; gap: 72px; } }

.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--glass-1); border: 1px solid var(--border-1);
    color: var(--t-2); padding: 6px 14px; border-radius: 999px;
    font-size: 0.78rem; font-weight: 500; letter-spacing: 0.04em;
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.eyebrow .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--c-cyan); box-shadow: 0 0 12px var(--c-cyan);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.6; transform: scale(0.85); } }

.hero h1 .grad-text {
    background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero h1 .accent {
    background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { color: var(--t-2); font-size: 1.125rem; max-width: 56ch; margin-top: 24px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 48px; }
.hero-stat {
    padding: 16px; border-radius: var(--r-md);
    background: var(--glass-1); border: 1px solid var(--border-1);
}
.hero-stat strong {
    display: block; font-family: 'Sora', sans-serif; font-size: 1.6rem; font-weight: 700;
    background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
    letter-spacing: -0.02em;
}
.hero-stat span { color: var(--t-3); font-size: 0.82rem; }

/* Hero side panel */
.hero-side { position: relative; }
.hero-card {
    padding: 28px;
}
.hero-card-title { color: var(--t-1); font-family: 'Sora', sans-serif; font-weight: 600; margin: 0 0 18px; font-size: 1.05rem; }
.hero-card-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.hero-card-list li { display: flex; align-items: center; gap: 12px; color: var(--t-2); font-size: 0.95rem; }
.hero-card-list .check {
    flex: 0 0 auto; width: 22px; height: 22px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(34, 211, 238, 0.15); color: var(--c-cyan);
    border: 1px solid rgba(34, 211, 238, 0.35);
}
.hero-card-list .check svg { width: 12px; height: 12px; stroke-width: 3; }

.hero-floating {
    position: absolute; right: -12px; top: -16px;
    padding: 14px 16px; border-radius: 14px;
    display: flex; align-items: center; gap: 10px;
    background: rgba(15, 21, 48, 0.85);
    border: 1px solid var(--border-2);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.5);
    color: var(--t-1); font-size: 0.85rem;
}
.hero-floating .pulse {
    width: 8px; height: 8px; border-radius: 50%;
    background: #22C55E; box-shadow: 0 0 12px #22C55E;
}

/* ========== Sections ========== */
.section { padding: 96px 0; position: relative; }
.section-head { max-width: 760px; margin: 0 auto 64px; text-align: center; }
.section-head .eyebrow-static {
    display: inline-block; color: var(--c-cyan); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem; margin-bottom: 14px;
    font-family: 'JetBrains Mono', monospace;
}
.section-head h2 .grad {
    background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ========== Bento services grid ========== */
.bento {
    display: grid; gap: 16px;
    grid-template-columns: 1fr;
}
@media (min-width: 720px) { .bento { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .bento { grid-template-columns: repeat(4, 1fr); gap: 18px; } }

.bento-card {
    --mx: 50%; --my: 0%;
    padding: 28px; min-height: 220px;
    display: flex; flex-direction: column; gap: 14px;
    color: var(--t-2); text-decoration: none;
}
.bento-card:hover { transform: translateY(-4px); }
.bento-card .badge {
    align-self: flex-start; padding: 4px 10px; border-radius: 999px;
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-1);
    font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; color: var(--t-3);
    letter-spacing: 0.06em; text-transform: uppercase;
}
.bento-card .icon-wrap {
    width: 52px; height: 52px; border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(59,130,246,0.18), rgba(139,92,246,0.18));
    border: 1px solid var(--border-2); color: var(--c-cyan);
}
.bento-card h3 { color: var(--t-1); margin: 0; }
.bento-card p { color: var(--t-3); font-size: 0.92rem; margin: 0; }
.bento-card .more {
    margin-top: auto; display: inline-flex; align-items: center; gap: 8px;
    color: var(--c-cyan); font-weight: 600; font-size: 0.88rem;
}
.bento-card .more svg { transition: transform 200ms var(--ease-out); }
.bento-card:hover .more svg { transform: translateX(4px); }

/* Bento layout — featured cards (only at desktop) */
@media (min-width: 1024px) {
    .bento > .bento-card:nth-child(1) { grid-column: span 2; grid-row: span 2; min-height: 460px; }
    .bento > .bento-card:nth-child(8) { grid-column: span 2; }
    .bento > .bento-card:nth-child(1) h3 { font-size: 1.75rem; }
    .bento > .bento-card:nth-child(1) p  { font-size: 1rem; max-width: 50ch; }
    .bento > .bento-card:nth-child(1) .icon-wrap { width: 64px; height: 64px; }
}

/* ========== Features ========== */
.features {
    display: grid; gap: 18px;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.feature { padding: 26px; }
.feature .icon-wrap {
    width: 48px; height: 48px; border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(59,130,246,0.18), rgba(34,211,238,0.18));
    border: 1px solid var(--border-2); color: var(--c-cyan);
    margin-bottom: 14px;
}
.feature h3 { color: var(--t-1); font-size: 1.1rem; margin: 0 0 6px; }
.feature p { color: var(--t-3); font-size: 0.92rem; margin: 0; }

/* ========== Logo strip / metrics ========== */
.metrics-row {
    display: grid; gap: 18px; padding: 36px;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.metric strong {
    display: block; font-family: 'Sora', sans-serif; font-size: 2.25rem; font-weight: 800;
    background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
    letter-spacing: -0.02em;
}
.metric span { color: var(--t-3); font-size: 0.9rem; }

/* ========== CTA ========== */
.cta-card {
    position: relative;
    padding: 56px 40px;
    border-radius: var(--r-2xl);
    overflow: hidden;
    background:
        radial-gradient(600px 300px at 100% 0%, rgba(34,211,238,0.20), transparent 60%),
        radial-gradient(600px 300px at 0% 100%, rgba(139,92,246,0.20), transparent 60%),
        linear-gradient(135deg, #0F1530 0%, #131A3A 100%);
    border: 1px solid var(--border-2);
}
.cta-card::before {
    content: ""; position: absolute; inset: 0;
    background:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: radial-gradient(ellipse at 50% 50%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, #000 30%, transparent 75%);
    pointer-events: none;
}
.cta-card-inner {
    position: relative; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px;
}
.cta-card h2 { margin: 0 0 8px; }
.cta-card p { color: var(--t-2); margin: 0; max-width: 60ch; }

/* ========== Page hero (interior) ========== */
.page-hero {
    position: relative;
    padding: 100px 0 64px;
    overflow: hidden;
    border-bottom: 1px solid var(--border-1);
}
.page-hero::before {
    content: ""; position: absolute; left: 50%; top: -200px; transform: translateX(-50%);
    width: 800px; height: 800px; pointer-events: none;
    background: conic-gradient(from 180deg at 50% 50%, rgba(59,130,246,0.16), rgba(34,211,238,0.14), rgba(139,92,246,0.18), rgba(59,130,246,0.16));
    filter: blur(80px); opacity: 0.5; z-index: -1; border-radius: 50%;
}
.page-hero h1 { margin: 16px 0 14px; }
.page-hero h1 .grad {
    background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.page-hero p { color: var(--t-2); max-width: 70ch; margin: 0; font-size: 1.05rem; }

.breadcrumb { font-size: 0.85rem; color: var(--t-4); font-family: 'JetBrains Mono', monospace; }
.breadcrumb a { color: var(--t-3); }
.breadcrumb a:hover { color: var(--c-cyan); }
.breadcrumb span[aria-hidden] { margin: 0 8px; opacity: 0.5; }

/* ========== Service detail layout ========== */
.service-detail {
    display: grid; grid-template-columns: 1fr; gap: 40px;
}
@media (min-width: 960px) { .service-detail { grid-template-columns: 1.4fr 0.8fr; gap: 56px; } }

.prose h2 { margin-top: 1.6em; color: var(--t-1); }
.prose p { color: var(--t-2); }
.prose ul { padding-left: 0; list-style: none; display: grid; gap: 10px; }
.prose ul li { display: flex; align-items: flex-start; gap: 12px; color: var(--t-2); }
.prose ul li svg { color: var(--c-cyan); flex: 0 0 auto; margin-top: 4px; }

.aside-card {
    position: sticky; top: calc(var(--header-h) + 16px);
    padding: 28px;
}
.aside-card h3 { margin-top: 0; color: var(--t-1); }
.aside-card p { color: var(--t-3); }
.aside-card .btn { width: 100%; margin-top: 8px; }

/* ========== Forms ========== */
.form-grid { display: grid; gap: 16px; }
.form-row { display: grid; gap: 16px; }
@media (min-width: 720px) { .form-row.two { grid-template-columns: 1fr 1fr; } }

.field label {
    display: block; font-weight: 500; font-size: 0.88rem;
    color: var(--t-2); margin-bottom: 8px;
    font-family: 'JetBrains Mono', monospace; letter-spacing: 0.02em;
}
.field .req { color: var(--c-danger); margin-left: 2px; }
.field input, .field textarea, .field select {
    width: 100%; padding: 13px 16px; border-radius: var(--r-sm);
    border: 1px solid var(--border-1); background: var(--glass-1); color: var(--t-1);
    font-family: inherit; font-size: 1rem; min-height: 46px;
    transition: border-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out), background 150ms var(--ease-out);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.field input::placeholder, .field textarea::placeholder { color: var(--t-4); }
.field input:focus, .field textarea:focus, .field select:focus {
    border-color: var(--c-cyan); box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
    outline: none; background: var(--glass-2);
}
.field textarea { resize: vertical; min-height: 130px; }
.field .helper { font-size: 0.8rem; color: var(--t-4); margin-top: 6px; }

.alert {
    padding: 14px 16px; border-radius: var(--r-sm); border: 1px solid transparent;
    display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem;
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.alert-success { background: rgba(34, 211, 238, 0.10); border-color: rgba(34, 211, 238, 0.35); color: #67E8F9; }
.alert-error   { background: rgba(248, 113, 113, 0.10); border-color: rgba(248, 113, 113, 0.35); color: #FCA5A5; }

/* ========== Contact info ========== */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 1.2fr 0.8fr; gap: 48px; } }
.info-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.info-list li { display: flex; align-items: flex-start; gap: 14px; color: var(--t-2); }
.info-list .ic-circle {
    flex: 0 0 auto; width: 40px; height: 40px; border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(59,130,246,0.18), rgba(34,211,238,0.18));
    border: 1px solid var(--border-2); color: var(--c-cyan);
}
.info-list strong { color: var(--t-1); display: block; font-family: 'Sora', sans-serif; font-weight: 600; }
.info-list a { color: var(--t-2); }
.info-list a:hover { color: var(--c-cyan); }

/* ========== Footer ========== */
.site-footer {
    position: relative;
    padding: 88px 0 0;
    background: linear-gradient(180deg, transparent 0%, var(--bg-1) 35%, var(--bg-1) 100%);
    border-top: 1px solid var(--border-1);
    overflow: hidden;
}
.footer-orb {
    position: absolute; left: 50%; top: 0; transform: translate(-50%, -40%);
    width: 700px; height: 700px;
    background: conic-gradient(from 180deg, rgba(59,130,246,0.18), rgba(34,211,238,0.14), rgba(139,92,246,0.18), rgba(59,130,246,0.18));
    filter: blur(80px); opacity: 0.5; pointer-events: none;
    border-radius: 50%;
}
.footer-grid {
    position: relative;
    display: grid; gap: 36px; grid-template-columns: 1fr;
}
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; } }

.footer-brand-row { display: flex; align-items: center; gap: 12px; color: var(--t-1); font-family: 'Sora', sans-serif; font-size: 1.2rem; font-weight: 700; }
.footer-desc { color: var(--t-3); font-size: 0.95rem; max-width: 38ch; margin-top: 14px; }
.footer-social { display: flex; gap: 8px; margin-top: 18px; }
.footer-social a {
    width: 42px; height: 42px; border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--glass-1); border: 1px solid var(--border-1); color: var(--t-2);
    transition: background 150ms var(--ease-out), border-color 150ms var(--ease-out), color 150ms var(--ease-out);
}
.footer-social a:hover { background: var(--glass-2); border-color: var(--c-cyan); color: var(--c-cyan); }

.footer-title {
    color: var(--t-1); font-size: 0.78rem; text-transform: uppercase;
    letter-spacing: 0.12em; margin: 0 0 18px;
    font-family: 'JetBrains Mono', monospace;
}
.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.footer-list a { color: var(--t-3); font-size: 0.93rem; }
.footer-list a:hover { color: var(--t-1); }
.footer-contact li { display: flex; align-items: center; gap: 10px; color: var(--t-2); }
.footer-contact svg { color: var(--c-cyan); flex: 0 0 auto; }

.footer-bottom { margin-top: 56px; border-top: 1px solid var(--border-1); padding: 22px 0; }
.footer-bottom-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; color: var(--t-4); font-size: 0.82rem; }

/* ========== WhatsApp floating ========== */
.wa-float {
    position: fixed; bottom: 22px; right: 22px; z-index: 90;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff;
    border-radius: 999px; padding: 13px 20px;
    display: inline-flex; align-items: center; gap: 10px;
    box-shadow: 0 14px 32px rgba(37, 211, 102, 0.45);
    transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
    min-height: 48px;
    isolation: isolate;
}
.wa-float-glow {
    position: absolute; inset: -2px; border-radius: inherit;
    background: linear-gradient(135deg, #25D366, #22D3EE, #25D366);
    background-size: 200% 200%;
    animation: wa-shimmer 4s linear infinite;
    z-index: -1; filter: blur(8px); opacity: 0.7;
}
@keyframes wa-shimmer { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
.wa-float:hover { transform: translateY(-2px); color: #fff; }
.wa-float-text { font-weight: 600; font-size: 0.92rem; }
@media (max-width: 540px) { .wa-float-text { display: none; } }

/* ========== Utilities ========== */
.text-center { text-align: center; }
.mt-2 { margin-top: 16px; } .mt-4 { margin-top: 32px; }
.grid-2 { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

.tag-mono {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px; border-radius: 999px;
    background: var(--glass-1); border: 1px solid var(--border-1);
    font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; color: var(--t-3);
    letter-spacing: 0.04em; text-transform: uppercase;
}

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }