/* ATON — Строим жизни, а не стены */

:root {
  --bg: #0F1411;
  --bg-alt: #161C18;
  --text: #F2EDE3;
  --text-muted: #8A8579;
  --accent: #C9A961;
  --accent-dim: #8A7740;
  --border: rgba(201, 169, 97, 0.18);
  --max: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--accent); }

.accent { color: var(--accent); }

/* ========== NAV ========== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15, 20, 17, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
}

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

@media (max-width: 768px) {
  .nav-links { display: none; }
}

/* ========== HERO ========== */
.hero {
  padding: 200px 0 100px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(201, 169, 97, 0.10), transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

.hero-sub {
  font-size: clamp(18px, 1.6vw, 22px);
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 48px;
  line-height: 1.5;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 96px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  background: #d8b86e;
  color: var(--bg);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-large {
  padding: 20px 40px;
  font-size: 16px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

.stat-num {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ========== SECTION ========== */
.section {
  padding: 120px 0;
  border-bottom: 1px solid var(--border);
}

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

.section-head {
  margin-bottom: 80px;
  max-width: 800px;
}

.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.section-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; gap: 48px; }
}

.lead {
  font-size: 19px;
  line-height: 1.55;
  color: var(--text);
  margin-bottom: 24px;
}

.text {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* ========== CARDS ========== */
.card-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 28px;
  border-radius: 6px;
  transition: all 0.3s ease;
}

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

.card:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.card-icon {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.card-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.card-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ========== FOUNDER ========== */
.founder-grid {
  align-items: center;
}

.founder-photo {
  position: relative;
}

.photo-placeholder {
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--bg-alt) 0%, var(--bg) 100%);
  border: 1px solid var(--border);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  position: relative;
  overflow: hidden;
}

.photo-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(201, 169, 97, 0.12), transparent 60%);
}

.photo-caption {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.founder-quote {
  font-style: italic;
  font-size: 17px;
  line-height: 1.55;
  color: var(--text);
  padding: 24px 28px;
  border-left: 3px solid var(--accent);
  margin-top: 32px;
  background: rgba(201, 169, 97, 0.04);
}

/* ========== DEMO ========== */
.demo-block {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 900px) {
  .demo-block { grid-template-columns: 1fr; }
}

.demo-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.demo-feature {
  padding: 28px 24px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  text-align: center;
}

.demo-feature-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.demo-feature-text {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

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

@media (max-width: 900px) {
  .tech-grid { grid-template-columns: 1fr; }
}

.tech-card {
  padding: 36px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all 0.3s ease;
}

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

.tech-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.tech-icon {
  font-size: 36px;
  margin-bottom: 20px;
}

.tech-title {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 12px;
}

.tech-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ========== CONTACT ========== */
.contact-section {
  border-bottom: none;
}

.contact-block {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 64px 0;
}

@media (max-width: 700px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-card {
  padding: 32px 24px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all 0.3s ease;
}

.contact-card:hover {
  border-color: var(--accent);
}

.contact-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.contact-value {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
}

.contact-cta {
  margin-top: 48px;
}

/* ========== FOOTER ========== */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.footer-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

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

@media (max-width: 768px) {
  .hero { padding: 140px 0 60px; }
  .section { padding: 80px 0; }
  .section-head { margin-bottom: 48px; }
  .container { padding: 0 24px; }
}