/* ============================================================
   AGENCY-V1 — STYLES.CSS — Nexo Digital
   Corporate tech · Navy + Orange · Space Grotesk + Inter
   ============================================================ */

:root {
  --primary: #1e3a5f;
  --primary-dark: #152c49;
  --primary-light: #e8eef5;
  --primary-rgb: 30, 58, 95;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --accent-light: #fff7ed;
  --accent-rgb: 249, 115, 22;
  --secondary: #06b6d4;
  --secondary-rgb: 6, 182, 212;

  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  --canvas: var(--white);
  --canvas-alt: var(--gray-50);
  --ink: var(--gray-900);
  --ink-soft: var(--gray-700);
  --muted: var(--gray-500);
  --border: var(--gray-200);

  --font-main: 'Inter', system-ui, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;

  --fs-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.78rem);
  --fs-sm: clamp(0.82rem, 0.76rem + 0.3vw, 0.9rem);
  --fs-base: clamp(0.92rem, 0.86rem + 0.3vw, 1rem);
  --fs-md: clamp(1rem, 0.9rem + 0.5vw, 1.15rem);
  --fs-lg: clamp(1.15rem, 1rem + 0.75vw, 1.4rem);
  --fs-xl: clamp(1.4rem, 1.1rem + 1.5vw, 2rem);
  --fs-2xl: clamp(1.8rem, 1.3rem + 2.5vw, 2.8rem);
  --fs-3xl: clamp(2.2rem, 1.5rem + 3.5vw, 3.6rem);
  --fs-4xl: clamp(2.8rem, 1.8rem + 5vw, 4.5rem);

  --section-py: clamp(60px, 8vw, 120px);
  --container-max: 1200px;
  --container-px: clamp(16px, 4vw, 32px);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 0.35s;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-preloader: 500;
}

/* RESET */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; overflow-x: hidden; }
body {
  font-family: var(--font-main); font-size: var(--fs-base);
  color: var(--ink); background: var(--canvas); line-height: 1.7;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--duration) var(--ease); }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; color: inherit; }
input, textarea, select {
  font: inherit; color: inherit; border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 13px 16px; background: var(--white); width: 100%;
  transition: border-color var(--duration), box-shadow var(--duration);
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px;
}
::selection { background: rgba(var(--accent-rgb), 0.15); }

/* UTILITIES */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-px); }
.kicker {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--fs-xs); font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-light);
  padding: 6px 16px; border-radius: var(--radius-full); margin-bottom: 16px;
}
.kicker--light { color: var(--accent); background: rgba(var(--accent-rgb), 0.15); }
.section-title {
  font-family: var(--font-display); font-size: var(--fs-3xl); font-weight: 700;
  line-height: 1.12; letter-spacing: -0.03em; color: var(--ink); margin-bottom: 16px;
}
.section-title--light { color: var(--white); }
.section-lead { font-size: var(--fs-md); color: var(--muted); max-width: 600px; line-height: 1.8; }
.section-lead--light { color: rgba(255,255,255,0.7); }
.section-header { margin-bottom: 48px; }
.section-header--center { text-align: center; }
.section-header--center .section-lead { margin: 0 auto; }
.text-accent {
  background: linear-gradient(135deg, var(--accent), #fb923c);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: var(--fs-sm); border-radius: var(--radius-full);
  padding: 12px 28px; transition: all var(--duration) var(--ease);
  border: 2px solid transparent; white-space: nowrap; cursor: pointer;
}
.btn .material-icons { font-size: 18px; }
.btn--primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white); box-shadow: 0 4px 16px rgba(var(--primary-rgb), 0.25);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(var(--primary-rgb), 0.35); }
.btn--outline { border-color: var(--primary); color: var(--primary); }
.btn--outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.btn--white { background: var(--white); color: var(--primary); box-shadow: 0 4px 16px rgba(0,0,0,0.12); }
.btn--white:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,0.18); }
.btn--outline-white { border-color: rgba(255,255,255,0.4); color: var(--white); }
.btn--outline-white:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }
.btn--sm { padding: 8px 20px; font-size: var(--fs-xs); }
.btn--lg { padding: 16px 36px; font-size: var(--fs-base); }
.btn--block { width: 100%; }

/* PRELOADER */
.preloader {
  position: fixed; inset: 0; z-index: var(--z-preloader);
  background: var(--gray-900); display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s var(--ease), visibility 0.5s var(--ease);
}
.preloader.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__inner { text-align: center; }
.preloader__bars { display: flex; gap: 6px; justify-content: center; margin-bottom: 16px; }
.preloader__bars span {
  width: 4px; height: 24px; background: var(--accent); border-radius: 4px;
  animation: barPulse 0.8s ease-in-out infinite;
}
.preloader__bars span:nth-child(2) { animation-delay: 0.1s; }
.preloader__bars span:nth-child(3) { animation-delay: 0.2s; }
.preloader__bars span:nth-child(4) { animation-delay: 0.3s; }
@keyframes barPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.5; }
  50% { transform: scaleY(2); opacity: 1; }
}
.preloader__text {
  font-family: var(--font-display); font-size: var(--fs-sm);
  color: var(--white); letter-spacing: 0.1em; font-weight: 700;
}

/* SCROLL PROGRESS */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 100%;
  z-index: calc(var(--z-sticky) + 1);
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform-origin: left; transform: scaleX(0);
}

/* NAVBAR */
.navbar {
  position: sticky; top: 0; z-index: var(--z-sticky);
  background: rgba(255,255,255,0.92); backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  transition: box-shadow var(--duration);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.navbar__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 20px; }
.navbar__brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: var(--fs-lg); color: var(--ink); flex-shrink: 0; }
.navbar__brand strong { font-weight: 700; }
.navbar__brand-mark {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white); font-size: var(--fs-sm); font-weight: 900;
}
.navbar__list { display: flex; align-items: center; gap: 4px; }
.navbar__link {
  padding: 8px 14px; font-size: var(--fs-sm); font-weight: 600;
  color: var(--ink-soft); border-radius: var(--radius-md);
  transition: color var(--duration), background var(--duration);
}
.navbar__link:hover, .navbar__link.active { color: var(--primary); background: var(--primary-light); }
.navbar__actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.navbar__burger { display: none; flex-direction: column; gap: 5px; width: 26px; }
.navbar__burger span { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: all var(--duration); }
.navbar__burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__burger.active span:nth-child(2) { opacity: 0; }
.navbar__burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* HERO */
.hero {
  position: relative; min-height: 100vh; display: flex; flex-direction: column;
  justify-content: center; text-align: center; overflow: hidden;
  padding: 120px 0 0;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__grid-pattern {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(var(--primary-rgb), 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--primary-rgb), 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__gradient {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(var(--accent-rgb), 0.06), transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(var(--primary-rgb), 0.06), transparent 50%);
}
.hero__orbs { position: absolute; inset: 0; }
.hero__orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; }
.hero__orb--1 { width: 400px; height: 400px; background: rgba(var(--accent-rgb), 0.15); top: -5%; right: 10%; }
.hero__orb--2 { width: 300px; height: 300px; background: rgba(var(--primary-rgb), 0.12); bottom: 20%; left: -5%; }
.hero__orb--3 { width: 200px; height: 200px; background: rgba(var(--secondary-rgb), 0.1); top: 40%; left: 50%; }

.hero__content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; padding-bottom: 60px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary-light); border: 1px solid rgba(var(--primary-rgb), 0.1);
  color: var(--primary); font-size: var(--fs-xs); font-weight: 700;
  padding: 8px 20px; border-radius: var(--radius-full); margin-bottom: 28px;
}
.hero__badge-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero__title {
  font-family: var(--font-display); font-size: var(--fs-4xl); font-weight: 700;
  line-height: 1.08; color: var(--ink); margin-bottom: 20px; letter-spacing: -0.04em;
}
.hero__title-accent {
  display: block;
  background: linear-gradient(135deg, var(--accent), #fb923c);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero__lead { font-size: var(--fs-md); color: var(--muted); max-width: 600px; margin: 0 auto 32px; line-height: 1.8; }
.hero__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.hero__metrics {
  display: flex; justify-content: center; gap: 40px; flex-wrap: wrap;
  padding-top: 32px; border-top: 1px solid var(--border);
}
.hero__metric { text-align: center; }
.hero__metric strong {
  display: block; font-family: var(--font-display); font-size: var(--fs-xl);
  font-weight: 700; color: var(--primary); letter-spacing: -0.03em;
}
.hero__metric span { font-size: var(--fs-xs); color: var(--muted); }

/* HERO LOGOS */
.hero__logos {
  background: var(--canvas-alt); border-top: 1px solid var(--border);
  padding: 32px 0; overflow: hidden;
}
.hero__logos-label {
  text-align: center; font-size: var(--fs-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 16px;
}
.hero__logos-track {
  display: flex; gap: 48px; width: max-content;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.hero__logos-track span {
  font-size: var(--fs-lg); font-weight: 900; color: var(--gray-300);
  letter-spacing: -0.03em; white-space: nowrap; user-select: none;
}

/* SERVICES */
.services { padding: var(--section-py) 0; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 32px 28px; transition: all var(--duration); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform var(--duration);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(var(--primary-rgb), 0.1); }
.service-card__number {
  font-family: var(--font-display); font-size: var(--fs-3xl); font-weight: 700;
  color: rgba(var(--primary-rgb), 0.06); line-height: 1; position: absolute; top: 20px; right: 24px;
}
.service-card__icon {
  display: flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary), rgba(var(--accent-rgb), 0.8));
  color: var(--white); margin-bottom: 18px;
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.2);
}
.service-card__icon .material-icons { font-size: 24px; }
.service-card h3 { font-family: var(--font-display); font-size: var(--fs-md); font-weight: 700; margin-bottom: 10px; }
.service-card p { font-size: var(--fs-sm); color: var(--muted); line-height: 1.7; margin-bottom: 14px; }
.service-card ul { display: grid; gap: 6px; margin-bottom: 16px; }
.service-card li { display: flex; align-items: center; gap: 6px; font-size: var(--fs-xs); color: var(--ink-soft); font-weight: 500; }
.service-card li .material-icons { font-size: 16px; color: var(--accent); }
.service-card__link { font-size: var(--fs-xs); font-weight: 700; color: var(--primary); transition: letter-spacing var(--duration); }
.service-card__link:hover { letter-spacing: 0.03em; color: var(--accent); }

/* CASES */
.cases { padding: var(--section-py) 0; background: var(--canvas-alt); }
.cases__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.case-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-2xl);
  overflow: hidden; transition: all var(--duration);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-card--featured { grid-row: span 2; }
.case-card__img { position: relative; overflow: hidden; }
.case-card--featured .case-card__img { height: 320px; }
.case-card__img:not(.case-card--featured .case-card__img) { height: 220px; }
.case-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.case-card:hover .case-card__img img { transform: scale(1.05); }
.case-card__tag {
  position: absolute; top: 16px; left: 16px;
  background: var(--primary); color: var(--white);
  font-size: 10px; font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 5px 12px; border-radius: var(--radius-full);
}
.case-card__body { padding: 28px; }
.case-card__client { font-size: var(--fs-xs); font-weight: 700; color: var(--accent); margin-bottom: 8px; display: block; }
.case-card__body h3 { font-family: var(--font-display); font-size: var(--fs-lg); font-weight: 700; margin-bottom: 10px; letter-spacing: -0.02em; }
.case-card__body p { font-size: var(--fs-sm); color: var(--muted); line-height: 1.6; margin-bottom: 16px; }
.case-card__metrics { display: flex; gap: 20px; margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.case-card__metrics div { text-align: center; }
.case-card__metrics strong { display: block; font-family: var(--font-display); font-size: var(--fs-lg); font-weight: 700; color: var(--primary); }
.case-card__metrics span { font-size: var(--fs-xs); color: var(--muted); }
.case-card__link { display: inline-flex; align-items: center; gap: 4px; font-size: var(--fs-sm); font-weight: 700; color: var(--primary); transition: gap var(--duration); }
.case-card__link:hover { gap: 8px; color: var(--accent); }

/* PROCESS */
.process { position: relative; padding: var(--section-py) 0; overflow: hidden; }
.process__bg { position: absolute; inset: 0; background: var(--gray-900); z-index: 0; }
.process__bg::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.process > .container { position: relative; z-index: 1; }
.process__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process__step { text-align: center; }
.process__step-num {
  font-family: var(--font-display); font-size: var(--fs-3xl); font-weight: 700;
  color: rgba(var(--accent-rgb), 0.15); line-height: 1; margin-bottom: 16px;
}
.process__step-content {
  padding: 28px 20px; border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.03); backdrop-filter: blur(10px);
  transition: all var(--duration);
}
.process__step-content:hover { border-color: rgba(var(--accent-rgb), 0.2); background: rgba(255,255,255,0.05); transform: translateY(-4px); }
.process__step-content .material-icons { font-size: 28px; color: var(--accent); margin-bottom: 12px; }
.process__step-content h3 { font-family: var(--font-display); font-size: var(--fs-base); font-weight: 700; color: var(--white); margin-bottom: 8px; }
.process__step-content p { font-size: var(--fs-sm); color: rgba(255,255,255,0.6); line-height: 1.6; margin-bottom: 12px; }
.process__step-time { font-size: var(--fs-xs); font-weight: 700; color: var(--accent); }

/* STATS */
.stats { padding: 56px 0; background: var(--canvas-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat__number {
  display: inline; font-family: var(--font-display); font-size: var(--fs-3xl); font-weight: 700;
  color: var(--primary); letter-spacing: -0.04em;
}
.stat__suffix { font-family: var(--font-display); font-size: var(--fs-xl); font-weight: 700; color: var(--accent); }
.stat__label { display: block; font-size: var(--fs-sm); color: var(--muted); margin-top: 4px; }

/* TEAM */
.team { padding: var(--section-py) 0; }
.team__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 28px; text-align: center; transition: all var(--duration);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.team-card__img {
  width: 100px; height: 100px; border-radius: 50%; overflow: hidden;
  margin: 0 auto 16px; border: 3px solid var(--primary-light);
}
.team-card__img img { width: 100%; height: 100%; object-fit: cover; }
.team-card h4 { font-family: var(--font-display); font-size: var(--fs-base); font-weight: 700; margin-bottom: 4px; }
.team-card span { display: block; font-size: var(--fs-xs); color: var(--accent); font-weight: 600; margin-bottom: 8px; }
.team-card p { font-size: var(--fs-xs); color: var(--muted); line-height: 1.5; }

/* TESTIMONIALS */
.testimonials { padding: var(--section-py) 0; background: var(--canvas-alt); }
.testi-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 32px; height: 100%; display: flex; flex-direction: column;
}
.testi-card__stars { color: var(--accent); font-size: var(--fs-sm); letter-spacing: 2px; margin-bottom: 14px; }
.testi-card blockquote { font-size: var(--fs-sm); color: var(--ink-soft); line-height: 1.7; font-style: italic; flex-grow: 1; margin-bottom: 20px; }
.testi-card__author { display: flex; align-items: center; gap: 12px; padding-top: 16px; border-top: 1px solid var(--border); }
.testi-card__author img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.testi-card__author strong { display: block; font-size: var(--fs-sm); font-weight: 800; }
.testi-card__author span { font-size: var(--fs-xs); color: var(--muted); }

/* CTA */
.cta { position: relative; padding: var(--section-py) 0; text-align: center; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; background: linear-gradient(135deg, var(--primary), var(--primary-dark) 60%, rgba(var(--accent-rgb), 0.3)); }
.cta__bg::before {
  content: ''; 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;
}
.cta__inner { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.cta__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* FAQ */
.faq { padding: var(--section-py) 0; }
.faq__layout { display: grid; grid-template-columns: 0.4fr 0.6fr; gap: 56px; align-items: start; }
.faq__list { display: grid; gap: 12px; }
.faq__item { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--duration); }
.faq__item[open] { border-color: rgba(var(--primary-rgb), 0.2); box-shadow: var(--shadow-md); }
.faq__q { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 22px; cursor: pointer; font-size: var(--fs-base); font-weight: 700; list-style: none; }
.faq__q::-webkit-details-marker { display: none; }
.faq__q .material-icons { color: var(--primary); font-size: 22px; transition: transform var(--duration); flex-shrink: 0; }
.faq__item[open] .faq__q .material-icons { transform: rotate(180deg); }
.faq__a { padding: 0 22px 18px; }
.faq__a p { font-size: var(--fs-sm); color: var(--muted); line-height: 1.8; }

/* CONTACT */
.contact { padding: var(--section-py) 0; background: var(--canvas-alt); }
.contact__grid { display: grid; grid-template-columns: 0.45fr 0.55fr; gap: 48px; align-items: start; }
.contact__details { display: grid; gap: 18px; margin-top: 28px; }
.contact__detail { display: flex; align-items: flex-start; gap: 14px; }
.contact__detail .material-icons { font-size: 22px; color: var(--primary); margin-top: 2px; }
.contact__detail strong { display: block; font-size: var(--fs-sm); font-weight: 800; margin-bottom: 2px; }
.contact__detail p { font-size: var(--fs-xs); color: var(--muted); }
.contact__detail a { color: var(--primary); font-weight: 600; }
.contact__form { padding: 36px; border-radius: var(--radius-2xl); background: var(--white); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.contact__form h3 { font-family: var(--font-display); font-size: var(--fs-xl); font-weight: 700; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: var(--fs-xs); font-weight: 700; margin-bottom: 5px; color: var(--ink-soft); }
.form-group--checkbox { display: flex; align-items: flex-start; gap: 8px; }
.form-group--checkbox input[type="checkbox"] { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; accent-color: var(--primary); }
.form-group--checkbox label { font-size: var(--fs-xs); color: var(--muted); margin-bottom: 0; }
.form-group--checkbox a { color: var(--primary); font-weight: 600; }

/* FOOTER */
.footer { background: var(--gray-900); color: var(--gray-300); padding: 56px 0 0; }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.footer__logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: var(--fs-lg); color: var(--white); margin-bottom: 12px; }
.footer__logo-mark {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white); font-size: var(--fs-xs); font-weight: 900;
}
.footer__logo strong { font-weight: 700; }
.footer__brand p { font-size: var(--fs-sm); line-height: 1.7; color: var(--gray-400); margin-bottom: 16px; }
.footer__social { display: flex; gap: 8px; }
.footer__social a { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,0.05); color: var(--gray-400); transition: all var(--duration); }
.footer__social a:hover { background: var(--accent); color: var(--white); }
.footer__social a .material-icons { font-size: 16px; }
.footer__links h5 { font-size: var(--fs-sm); font-weight: 800; color: var(--white); margin-bottom: 14px; }
.footer__links a { display: block; font-size: var(--fs-sm); color: var(--gray-400); padding: 4px 0; transition: color var(--duration), padding-left var(--duration); }
.footer__links a:hover { color: var(--accent); padding-left: 6px; }
.footer__newsletter h5 { font-size: var(--fs-sm); font-weight: 800; color: var(--white); margin-bottom: 8px; }
.footer__newsletter p { font-size: var(--fs-xs); color: var(--gray-400); margin-bottom: 12px; }
.footer__nl-form { display: flex; gap: 8px; }
.footer__nl-form input { flex: 1; background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08); color: var(--white); padding: 10px 14px; font-size: var(--fs-sm); }
.footer__nl-form input::placeholder { color: var(--gray-500); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; font-size: var(--fs-xs); color: var(--gray-500); flex-wrap: wrap; gap: 10px; }
.footer__bottom-links { display: flex; gap: 18px; }
.footer__bottom-links a { color: var(--gray-500); transition: color var(--duration); }
.footer__bottom-links a:hover { color: var(--accent); }

/* BACK TO TOP */
.back-to-top {
  position: fixed; bottom: 28px; right: 28px; width: 46px; height: 46px;
  border-radius: 50%; background: var(--primary); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); z-index: var(--z-overlay);
  opacity: 0; visibility: hidden; transform: translateY(16px); transition: all var(--duration);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--accent); transform: translateY(-3px); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .process__grid { grid-template-columns: repeat(2, 1fr); }
  .team__grid { grid-template-columns: repeat(2, 1fr); }
  .cases__grid { grid-template-columns: 1fr; }
  .case-card--featured { grid-row: auto; }
  .faq__layout { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .navbar__menu {
    position: fixed; inset: 0; width: 100vw; height: 100dvh; background: var(--white); z-index: var(--z-overlay);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity 0.4s var(--ease), visibility 0s linear 0.4s;
  }
  .navbar__menu.open { opacity: 1; visibility: visible; pointer-events: auto; transition: opacity 0.4s var(--ease); }
  .navbar__list { flex-direction: column; gap: 8px; }
  .navbar__link { font-size: var(--fs-lg); padding: 12px 24px; }
  .navbar__burger { display: flex; position: relative; z-index: calc(var(--z-overlay) + 1); }
}

@media (max-width: 768px) {
  .services__grid { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__metrics { gap: 20px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero__title { font-size: var(--fs-2xl); }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .process__grid { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: 1fr; }
  .team__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .cta__actions { flex-direction: column; }
  .cta__actions .btn { width: 100%; }
}

@media print {
  .preloader, .scroll-progress, .navbar, .back-to-top, .hero__bg { display: none !important; }
  body { color: #000; background: #fff; }
  .text-accent { -webkit-text-fill-color: initial; color: var(--accent); }
}