/* =========================================================
   Venturiq — landing page styles
   ========================================================= */

:root {
    --bg: #07090f;
    --bg-2: #0d1119;
    --bg-3: #121725;
    --surface: #141a2a;
    --line: #1f2740;
    --text: #e6eaf2;
    --text-dim: #9aa3bd;
    --muted: #6b7493;
    --accent: #4f8cff;
    --accent-2: #7c5cff;
    --accent-glow: rgba(79, 140, 255, 0.35);
    --success: #3ddc97;
    --radius: 14px;
    --radius-lg: 22px;
    --container: 1200px;
    --shadow-lg: 0 30px 80px -20px rgba(0, 0, 0, 0.6);
    --transition: 0.25s ease;
    --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', var(--font-body);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; padding: 0; margin: 0; }
button { font-family: inherit; cursor: pointer; }

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 0 0 16px;
}

h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 16px; color: var(--text-dim); }

.eyebrow {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    padding: 6px 14px;
    border: 1px solid rgba(79, 140, 255, 0.35);
    border-radius: 999px;
    margin-bottom: 18px;
    background: rgba(79, 140, 255, 0.08);
}

.accent {
    background: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------- Header ---------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 50;
    background: rgba(7, 9, 15, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition);
}
.site-header.scrolled {
    border-bottom-color: var(--line);
    background: rgba(7, 9, 15, 0.9);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; }
.brand-logo { width: 250px; height: 32px; }
.brand-name { font-size: 1.15rem; letter-spacing: -0.01em; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
    font-size: 0.94rem;
    color: var(--text-dim);
    transition: color var(--transition);
    position: relative;
}
.main-nav a:hover { color: var(--text); }
.main-nav a.nav-cta {
    padding: 10px 18px;
    background: linear-gradient(120deg, var(--accent), var(--accent-2));
    color: #fff;
    border-radius: 999px;
    font-weight: 600;
}
.main-nav a.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -10px var(--accent-glow); }

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}
.nav-toggle span {
    width: 24px; height: 2px;
    background: var(--text);
    transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 26px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid transparent;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    cursor: pointer;
}
.btn-primary {
    background: linear-gradient(120deg, var(--accent), var(--accent-2));
    color: #fff;
    box-shadow: 0 18px 40px -16px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 24px 50px -16px var(--accent-glow); }
.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    background: radial-gradient(ellipse at top, #121a33 0%, var(--bg) 60%);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 1;
}
.hero-video.ready { opacity: 0.55; }

.hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 1;
    z-index: 0;
    transition: opacity 0.6s ease;
}
/* When a real video is playing, fade the canvas out */
.hero.has-video .hero-canvas { opacity: 0; }

.hero-veil {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at center, rgba(7,9,15,0) 0%, rgba(7,9,15,0.2) 65%, rgba(7,9,15,0.65) 100%),
        linear-gradient(180deg, rgba(7,9,15,0) 0%, rgba(7,9,15,0.45) 100%);
    z-index: 2;
    pointer-events: none;
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.35;
    z-index: 1;
    mix-blend-mode: screen;
}
.orb-1 {
    width: 520px; height: 520px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    top: -120px; left: -120px;
}
.orb-2 {
    width: 460px; height: 460px;
    background: radial-gradient(circle, var(--accent-2) 0%, transparent 70%);
    top: 60px; right: -140px;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
    z-index: 1;
}
.hero-inner { position: relative; text-align: center; z-index: 3; }
.hero-title {
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 22px;
}
.hero-sub {
    max-width: 640px;
    margin: 0 auto 36px;
    font-size: 1.08rem;
    color: var(--text-dim);
}
.hero-cta {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 72px;
}
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 820px;
    margin: 0 auto;
    padding: 28px;
    background: rgba(20, 26, 42, 0.55);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(5px);
}
.stat-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text);
}
.stat-label {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 4px;
}

/* ---------- Logos marquee ---------- */
.logos {
    padding: 60px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--bg-2);
    position: relative;
    overflow: hidden;
}
.logos::before,
.logos::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 140px;
    z-index: 2;
    pointer-events: none;
}
.logos::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg-2) 0%, rgba(13,17,25,0) 100%);
}
.logos::after {
    right: 0;
    background: linear-gradient(270deg, var(--bg-2) 0%, rgba(13,17,25,0) 100%);
}
.logos-title {
    text-align: center;
    font-size: 0.82rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 36px;
}
.logos-marquee {
    width: 100%;
    overflow: hidden;
    position: relative;
}
.logos-track {
    display: flex;
    align-items: center;
    gap: 64px;
    width: max-content;
    animation: marquee 45s linear infinite;
    will-change: transform;
}
.logos-marquee:hover .logos-track {
    animation-play-state: paused;
}
.logo-item {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--text-dim);
    opacity: 0.55;
    transition: opacity var(--transition), color var(--transition), transform var(--transition);
    flex-shrink: 0;
}
.logo-item:hover {
    opacity: 1;
    color: var(--accent);
    transform: translateY(-2px);
}
.logo-item svg {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    transition: filter var(--transition);
}
.logo-item:hover svg {
    filter: drop-shadow(0 0 8px rgba(79, 140, 255, 0.6));
}
.logo-item span {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.18em;
    font-size: 1rem;
    white-space: nowrap;
}
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
    .logos-track { animation: none; }
}

/* ---------- Generic section ---------- */
.section { padding: 110px 0; position: relative; }
.section-dark { background: var(--bg-2); }
.section-head {
    max-width: 720px;
    margin: 0 auto 60px;
    text-align: center;
}
.section-lead { font-size: 1.05rem; color: var(--text-dim); }

/* ---------- Services grid ---------- */
.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-card {
    padding: 32px;
    background: linear-gradient(180deg, rgba(20,26,42,0.7), rgba(20,26,42,0.3));
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(79,140,255,0.12), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}
.service-card:hover {
    transform: translateY(-4px);
    border-color: rgba(79,140,255,0.4);
    box-shadow: var(--shadow-lg);
}
.service-card:hover::before { opacity: 1; }
.service-card h3 { margin-bottom: 10px; }
.service-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    margin-bottom: 22px;
    background: linear-gradient(135deg, rgba(79,140,255,0.2), rgba(124,92,255,0.2));
    border: 1px solid rgba(79,140,255,0.35);
    position: relative;
}
.service-icon::after {
    content: '';
    position: absolute;
    inset: 12px;
    background: var(--accent);
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}
.icon-brain::after    { background: linear-gradient(135deg, var(--accent), var(--accent-2)); clip-path: polygon(50% 0, 100% 30%, 100% 70%, 50% 100%, 0 70%, 0 30%); }
.icon-chip::after     { background: var(--accent); clip-path: inset(15% 15% 15% 15% round 20%); }
.icon-database::after { background: var(--accent-2); border-radius: 8px; }
.icon-eye::after      { background: var(--accent); clip-path: ellipse(50% 32% at 50% 50%); }
.icon-spark::after    { background: linear-gradient(135deg, var(--accent), var(--accent-2)); clip-path: polygon(50% 0, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%); }
.icon-gear::after     { background: var(--accent-2); border-radius: 50%; }

.card-link {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    transition: transform var(--transition);
}
.card-link:hover { transform: translateX(4px); }

/* ---------- Industries ---------- */
.industry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.industry-card {
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(20, 26, 42, 0.4);
    transition: border-color var(--transition), transform var(--transition);
}
.industry-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}
.industry-card h3 { margin-bottom: 6px; font-size: 1.1rem; }
.industry-card p { margin: 0; font-size: 0.92rem; }

/* ---------- Process ---------- */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 26px;
    perspective: 1600px;
    padding: 20px 0 40px;
}
.process-card {
    position: relative;
    padding: 42px 28px 34px;
    background:
        linear-gradient(160deg, rgba(24, 30, 48, 0.95) 0%, rgba(14, 18, 30, 0.6) 100%);
    border: 1px solid var(--line);
    border-radius: 22px;
    overflow: hidden;
    isolation: isolate;
    transform-style: preserve-3d;
    transform: translateY(0) rotateX(0);
    transition:
        transform 0.6s cubic-bezier(0.2, 0.85, 0.25, 1),
        border-color 0.4s ease,
        box-shadow 0.5s ease;
}
/* Staggered zig-zag step layout on desktop */
.process-card:nth-child(even) { transform: translateY(34px); }

/* Diagonal light sweep across the card on hover */
.process-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg,
        transparent 30%,
        rgba(124, 92, 255, 0.15) 48%,
        rgba(79, 140, 255, 0.20) 52%,
        transparent 70%);
    transform: translateX(-110%);
    transition: transform 0.9s cubic-bezier(0.2, 0.85, 0.25, 1);
    pointer-events: none;
    z-index: 1;
}
.process-card:hover::before { transform: translateX(110%); }

/* Subtle dotted pattern behind the content */
.process-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 18px 18px;
    mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
    -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
    pointer-events: none;
    z-index: 0;
}

.process-card:hover {
    transform: translateY(-10px) rotateX(4deg);
    border-color: rgba(79, 140, 255, 0.5);
    box-shadow:
        0 30px 60px -28px rgba(79, 140, 255, 0.55),
        0 0 0 1px rgba(79, 140, 255, 0.25);
}
.process-card:nth-child(even):hover {
    transform: translateY(24px) rotateX(4deg);
}

/* Giant translucent step-number watermark */
.process-watermark {
    position: absolute;
    top: -18px;
    right: -8px;
    font-family: var(--font-display);
    font-size: 9rem;
    font-weight: 800;
    line-height: 0.85;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.06);
    pointer-events: none;
    z-index: 1;
    transition: -webkit-text-stroke-color 0.5s ease, transform 0.6s ease;
}
.process-card:hover .process-watermark {
    -webkit-text-stroke-color: rgba(79, 140, 255, 0.45);
    transform: translate(-4px, 4px);
}

/* Icon badge with a rotating ring */
.process-icon {
    position: relative;
    width: 62px;
    height: 62px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    margin-bottom: 26px;
    background: linear-gradient(135deg, rgba(79, 140, 255, 0.18), rgba(124, 92, 255, 0.18));
    border: 1px solid rgba(79, 140, 255, 0.4);
    color: var(--accent);
    z-index: 2;
    transition:
        transform 0.6s cubic-bezier(0.2, 0.85, 0.25, 1),
        box-shadow 0.5s ease,
        background 0.5s ease;
}
.process-icon svg {
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 2;
    transition: stroke 0.4s ease, transform 0.6s ease;
}
.process-icon-ring {
    position: absolute;
    inset: -6px;
    border-radius: 22px;
    border: 1.5px dashed rgba(79, 140, 255, 0.35);
    opacity: 0;
    animation: spin 14s linear infinite;
    transition: opacity 0.4s ease;
}
.process-card:hover .process-icon {
    transform: scale(1.08) rotate(-4deg);
    box-shadow:
        0 14px 34px -14px rgba(79, 140, 255, 0.7),
        inset 0 0 20px rgba(124, 92, 255, 0.18);
    background: linear-gradient(135deg, rgba(79, 140, 255, 0.3), rgba(124, 92, 255, 0.3));
}
.process-card:hover .process-icon svg {
    transform: scale(1.08);
}
.process-card:hover .process-icon-ring {
    opacity: 1;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Phase pill */
.process-pill {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(79, 140, 255, 0.08);
    border: 1px solid rgba(79, 140, 255, 0.3);
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 14px;
    position: relative;
    z-index: 2;
}
.process-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}
.process-card p {
    font-size: 0.92rem;
    margin-bottom: 26px;
    position: relative;
    z-index: 2;
}

/* Progress bar at the bottom, fills on hover */
.process-bar {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
    z-index: 2;
}
.process-bar span {
    display: block;
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transform: translateX(-100%);
    transition: transform 0.9s cubic-bezier(0.2, 0.85, 0.25, 1);
}
.process-card:hover .process-bar span {
    transform: translateX(0);
}

@media (max-width: 960px) {
    .process-card:nth-child(even) { transform: translateY(0); }
    .process-card:nth-child(even):hover { transform: translateY(-10px) rotateX(4deg); }
}
@media (prefers-reduced-motion: reduce) {
    .process-card,
    .process-card::before,
    .process-icon,
    .process-icon svg,
    .process-bar span,
    .process-watermark { transition: none; }
    .process-icon-ring { animation: none; }
}

/* ---------- Case studies ---------- */
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.case-card {
    padding: 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(20,26,42,0.9), rgba(20,26,42,0.4));
    transition: transform var(--transition), border-color var(--transition);
}
.case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(79,140,255,0.4);
}
.case-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 4px 12px;
    border: 1px solid rgba(79,140,255,0.35);
    border-radius: 999px;
    margin-bottom: 18px;
}

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-points { margin-top: 20px; }
.about-points li {
    padding: 12px 0 12px 28px;
    position: relative;
    color: var(--text-dim);
    border-bottom: 1px solid var(--line);
}
.about-points li:last-child { border-bottom: 0; }
.about-points li::before {
    content: '';
    position: absolute;
    left: 0; top: 18px;
    width: 14px; height: 14px;
    border: 2px solid var(--accent);
    border-radius: 4px;
    background: rgba(79,140,255,0.15);
}
.about-points strong { color: var(--text); }

.about-card {
    padding: 6px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.about-card-inner {
    background: var(--bg-3);
    border-radius: calc(var(--radius-lg) - 6px);
    padding: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.about-metric {
    font-size: 0.92rem;
    color: var(--text-dim);
}
.about-metric span {
    display: block;
    font-family: var(--font-display);
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
    margin-bottom: 6px;
}

/* ---------- CTA / contact ---------- */
.cta-section {
    background: radial-gradient(ellipse at top, #1a2142 0%, var(--bg) 60%);
    border-top: 1px solid var(--line);
}
.cta-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.cta-copy h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.cta-form {
    padding: 36px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.cta-form label {
    display: block;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 500;
}
.cta-form input,
.cta-form textarea {
    display: block;
    width: 100%;
    margin-top: 8px;
    padding: 13px 16px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: 10px;
    transition: border-color var(--transition), box-shadow var(--transition);
    resize: vertical;
}
.cta-form input:focus,
.cta-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.2);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-success {
    margin: 14px 0 0;
    padding: 12px 14px;
    border-radius: 10px;
    background: rgba(61, 220, 151, 0.12);
    border: 1px solid rgba(61, 220, 151, 0.4);
    color: var(--success);
    font-size: 0.9rem;
}

/* ---------- Footer ---------- */
.site-footer {
    padding: 80px 0 30px;
    background: var(--bg-2);
    border-top: 1px solid var(--line);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid var(--line);
}
.footer-brand p { margin-top: 16px; max-width: 320px; font-size: 0.92rem; }
.footer-col h4 {
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 18px;
}
.footer-col ul li {
    margin-bottom: 10px;
    color: var(--text-dim);
    font-size: 0.92rem;
}
.footer-col ul li a { transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--muted);
    flex-wrap: wrap;
    gap: 10px;
}

/* ---------- Reveal animation ---------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .service-grid,
    .industry-grid,
    .case-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .about-grid,
    .cta-inner { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .main-nav {
        position: fixed;
        top: 72px; left: 0; right: 0;
        background: var(--bg-2);
        border-bottom: 1px solid var(--line);
        flex-direction: column;
        gap: 0;
        padding: 10px 0;
        transform: translateY(-120%);
        transition: transform var(--transition);
    }
    .main-nav.open { transform: translateY(0); }
    .main-nav a {
        width: 100%;
        padding: 14px 24px;
        border-bottom: 1px solid var(--line);
    }
    .main-nav a.nav-cta { margin: 12px 24px; text-align: center; }
    .nav-toggle { display: flex; }

    .hero { padding: 130px 0 80px; }
    .section { padding: 80px 0; }
    .service-grid,
    .industry-grid,
    .case-grid,
    .process-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .about-card-inner { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .logos-row { justify-content: center; gap: 20px; }
}