/* ============================================================
   ELITE WEB GT — Shared Styles
   ============================================================ */

:root {
  --bg: #1a1a1a;
  --surface: #222222;
  --border: #2a2a2a;
  --accent: #00ff88;
  --accent-hover: #00cc6a;
  --text: #ffffff;
  --text-muted: #999999;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --nav-h: 72px;
  --container: 1200px;
  --radius: 8px;
  --transition: 0.3s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul, ol { list-style: none; }

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

/* ── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; }

h1 { font-size: clamp(2.2rem, 5vw, 4.2rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 700; }

p { font-size: 1rem; color: var(--text-muted); line-height: 1.75; }
p.large { font-size: 1.125rem; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 40px;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  will-change: transform;
}

.btn--primary {
  background: var(--accent);
  color: #0a0a0a;
}
.btn--primary:hover {
  background: var(--accent-hover);
  transform: scale(1.02);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn--outline:hover {
  background: rgba(0, 255, 136, 0.08);
  transform: scale(1.02);
  box-shadow: 0 0 24px rgba(0, 255, 136, 0.2);
}

/* ── Navigation ─────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background var(--transition), backdrop-filter var(--transition), border-bottom var(--transition);
}

.nav--scrolled {
  background: rgba(26, 26, 26, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.nav__links {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  position: relative;
  transition: color var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav__link:hover,
.nav__link.active {
  color: var(--text);
}

.nav__link:hover::after,
.nav__link.active::after {
  transform: scaleX(1);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ── Mobile Drawer ───────────────────────────────────────── */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--surface);
  border-left: 1px solid var(--border);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 80px 40px 40px;
  display: flex;
  flex-direction: column;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.mobile-drawer__close {
  position: absolute;
  top: 24px;
  right: 24px;
  color: var(--text-muted);
  font-size: 1.2rem;
  padding: 8px;
}

.mobile-drawer__links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-drawer__links a {
  display: block;
  padding: 14px 0;
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}

.mobile-drawer__links a:hover { color: var(--accent); }

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 190;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  backdrop-filter: blur(2px);
}

.drawer-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 160px 0 80px;
}

.hero__inner {
  max-width: 860px;
}

.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1, .hero__headline {
  color: var(--text);
  margin-bottom: 24px;
  max-width: 800px;
}

.hero__sub {
  font-size: 1.25rem;
  color: #cccccc;
  max-width: 580px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hero__scroll-hint::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  margin: 8px auto 0;
}

/* ── Page Hero (inner pages) ────────────────────────────── */
.page-hero {
  padding: calc(var(--nav-h) + 80px) 0 80px;
  border-bottom: 1px solid var(--border);
}

.page-hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.page-hero h1 {
  margin-bottom: 20px;
}

.page-hero p {
  font-size: 1.125rem;
  max-width: 600px;
}

/* ── Sections ────────────────────────────────────────────── */
.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--surface);
}

.section__header {
  margin-bottom: 64px;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--text);
}

/* ── Grid ─────────────────────────────────────────────────── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 12px 40px rgba(0, 255, 136, 0.08);
}

.section--dark .card {
  background: var(--bg);
}

.card__icon {
  margin-bottom: 24px;
}

.card__title {
  font-size: 1.15rem;
  color: var(--text);
  margin-bottom: 12px;
}

.card__text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.card--service .card__link {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--transition), letter-spacing var(--transition);
}
.card--service .card__link:hover {
  letter-spacing: 0.05em;
}

/* ── Steps ────────────────────────────────────────────────── */
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 780px;
}

.step {
  display: flex;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child { border-bottom: none; }

.step__num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
  min-width: 64px;
  padding-top: 4px;
  transition: color 0.3s ease;
}

.step:hover .step__num { color: var(--accent); }

.step__content h3 {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 8px;
}

.step__content p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ── Stats ────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 80px;
}

.stat-item {
  text-align: center;
  padding: 48px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.stat-item:hover {
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 8px 32px rgba(0, 255, 136, 0.07);
}

.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.stat__label {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── Social Proof ─────────────────────────────────────────── */
.social-proof {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.social-proof__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(0, 255, 136, 0.3);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.social-proof__title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--text);
  margin-bottom: 16px;
}

.social-proof__text {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.75;
}

/* ── CTA Section ─────────────────────────────────────────── */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.cta-section {
  background: linear-gradient(135deg, #1a2e1a, #0d2a1e, #0a1a0a, #162416);
  background-size: 300% 300%;
  animation: gradientShift 4s ease infinite;
  border-top: 1px solid rgba(0, 255, 136, 0.1);
}

.cta-block {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.cta-block .section__label { margin-bottom: 20px; }

.cta-block__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--text);
  margin-bottom: 16px;
}

.cta-block__sub {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 460px;
}

/* ── Portfolio Cards ─────────────────────────────────────── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.portfolio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 12px 40px rgba(0, 255, 136, 0.08);
}

.portfolio-card__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(0, 255, 136, 0.3);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.portfolio-card--placeholder .portfolio-card__tag {
  color: var(--text-muted);
  border-color: var(--border);
}

.portfolio-card__title {
  font-size: 1.3rem;
  color: var(--text);
  margin-bottom: 8px;
}

.portfolio-card__meta {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.portfolio-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.2s ease;
}
.portfolio-card__link:hover { gap: 10px; }

.portfolio-card--placeholder {
  opacity: 0.5;
}

.portfolio-note {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 24px 28px;
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 700px;
}

/* ── FAQ ─────────────────────────────────────────────────── */
.faq-list {
  max-width: 780px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}

.faq-item:first-child { border-top: 1px solid var(--border); }

.faq-q {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  user-select: none;
}

.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--accent);
  font-weight: 300;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.is-open .faq-q::after {
  transform: rotate(45deg);
}

.faq-a {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding-top 0.3s ease;
}

.faq-item.is-open .faq-a {
  max-height: 200px;
  padding-top: 16px;
}

/* ── Services Detail Cards ───────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 12px 40px rgba(0, 255, 136, 0.08);
}

.service-card__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.service-card__title {
  font-size: 1.4rem;
  color: var(--text);
  margin-bottom: 16px;
}

.service-card__text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── Math Breakdown ──────────────────────────────────────── */
.math-flow {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.math-flow__item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 28px;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
  text-align: center;
}

.math-flow__arrow {
  color: var(--accent);
  font-size: 1.4rem;
  flex-shrink: 0;
}

.revenue-block {
  background: linear-gradient(135deg, #0d2a1e, #162416);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: var(--radius);
  padding: 40px;
  margin-bottom: 32px;
}

.revenue-block h3 {
  color: var(--accent);
  margin-bottom: 12px;
}

.revenue-block p {
  color: var(--text-muted);
  font-size: 1rem;
}

.text-block {
  max-width: 720px;
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.text-block:last-of-type { border-bottom: none; }

.text-block h3 {
  font-size: 1.4rem;
  color: var(--text);
  margin-bottom: 16px;
}

.text-block p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ── Contact Form ─────────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-group input,
.form-group select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  outline: none;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input::placeholder { color: var(--text-muted); opacity: 0.6; }

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(0, 255, 136, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.07);
}

.form-submit {
  margin-top: 8px;
  width: 100%;
  justify-content: center;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info__cta {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.contact-info__cta p {
  font-size: 0.95rem;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-detail__icon {
  width: 40px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-detail__value {
  font-size: 0.95rem;
  color: var(--text);
}

/* ── WA FAB ───────────────────────────────────────────────── */
.wa-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 150;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.wa-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: #111;
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}

.footer__tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer__nav {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer__nav a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__nav a:hover { color: var(--accent); }

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.6;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ── Cursor ───────────────────────────────────────────────── */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(0, 255, 136, 0.4);
  pointer-events: none;
  z-index: 9998;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
}

/* ── Reveal Animations ────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0s; }
.stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.2s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav__links { display: none; }
  .nav__hamburger { display: flex; }

  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .hero { padding-top: 120px; padding-bottom: 64px; }
  .hero h1, .hero__headline { font-size: 2.8rem; }

  .section { padding: 72px 0; }

  .step { flex-direction: column; gap: 12px; }
  .step__num { font-size: 2rem; }

  .math-flow { flex-direction: column; align-items: flex-start; }
  .math-flow__arrow { transform: rotate(90deg); }

  .cursor, .cursor-ring { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-item { padding: 32px 16px; }
  .btn { padding: 14px 28px; font-size: 0.9rem; }
}