@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  --green: #00ff88;
  --green-dim: #00cc6a;
  --black: #000;
  --white: #fff;
  --gray-50: #f2f2f2;
  --gray-100: #e8e8e8;
  --gray-200: #d0d0d0;
  --gray-400: #888;
  --gray-600: #555;
  --gray-800: #1a1a1a;
  --gray-900: #0d0d0d;
  --dark-bg: #0a0a0a;
  --card-bg: rgba(255,255,255,0.04);
  --card-border: rgba(255,255,255,0.08);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  color: var(--black);
  background: var(--gray-50);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Banner ── */
.banner {
  background: var(--green);
  color: var(--black);
  text-align: center;
  padding: 10px 48px 10px 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  position: relative;
  z-index: 100;
}

.banner-close {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.125rem;
  color: var(--black);
  opacity: 0.6;
  transition: opacity 0.2s;
}

.banner-close:hover { opacity: 1; }

.banner.hidden { display: none; }

/* ── Navigation ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(242,242,242,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-logo {
  font-size: 1.375rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--black);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 4px;
  background: var(--gray-100);
  border-radius: var(--radius-pill);
  padding: 4px;
}

.nav-links a {
  text-decoration: none;
  color: var(--gray-600);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  transition: all 0.2s;
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--black);
  background: rgba(255,255,255,0.6);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: flex;
  gap: 2px;
  background: var(--gray-100);
  border-radius: var(--radius-pill);
  padding: 3px;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  color: var(--gray-600);
  transition: all 0.2s;
  font-family: var(--font);
  letter-spacing: 0.05em;
}

.lang-btn.active {
  background: var(--black);
  color: var(--white);
}

.lang-btn:hover:not(.active) {
  color: var(--black);
}

/* ── Hero ── */
.hero {
  position: relative;
  text-align: center;
  padding: 80px 24px 120px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 60%, rgba(0,255,136,0.04) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-globe {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -45%);
  width: 600px;
  height: 600px;
  opacity: 0.07;
  pointer-events: none;
}

.hero-globe svg {
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.hero h1 span {
  display: block;
}

.hero h1 span:last-child {
  color: var(--gray-400);
}

.hero-desc {
  font-size: 1.0625rem;
  color: var(--gray-600);
  max-width: 540px;
  margin: 24px auto 36px;
  line-height: 1.65;
}

.hero-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-family: var(--font);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--black);
  color: var(--white);
}

.btn-primary:hover {
  background: #222;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--black);
  border: 1px solid var(--gray-200);
}

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

.btn-arrow::before {
  content: '▸';
  font-size: 0.75rem;
}

/* Floating cards in hero */
.hero-floats {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.float-card {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 12px 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: float 6s ease-in-out infinite;
}

.float-card .icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 800;
  color: var(--black);
}

.float-card:nth-child(1) { top: 18%; left: 8%; animation-delay: 0s; }
.float-card:nth-child(2) { top: 25%; right: 10%; animation-delay: 1.5s; }
.float-card:nth-child(3) { bottom: 30%; left: 12%; animation-delay: 3s; }
.float-card:nth-child(4) { bottom: 22%; right: 8%; animation-delay: 4.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ── Terminal ── */
.terminal-section {
  max-width: 680px;
  margin: -60px auto 60px; /* <--- Изменили последний 0 на 60px */
  padding: 0 24px;
  position: relative;
  z-index: 5;
}

.terminal {
  background: var(--gray-900);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }

.terminal-body {
  padding: 20px 24px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--gray-400);
}

.terminal-cmd {
  color: var(--green);
  margin-bottom: 8px;
}

.terminal-line {
  padding-left: 4px;
}

.terminal-line .key { color: var(--gray-200); }
.terminal-line .val { color: var(--green); }

/* ── Dark Sections ── */
.dark-section {
  background: var(--dark-bg);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.dark-section::before {
  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;
  pointer-events: none;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 24px;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--gray-400);
  font-size: 1rem;
}

/* ── Stats ── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 40px;
  position: relative;
  z-index: 10;
  width: 100%;
}

.stat-item {
  text-align: center;
  padding: 36px 20px;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.stat-item:last-child { border-right: none; }

.stat-value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* ── Projects ── */
.projects-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.project-card {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 40px;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: border-color 0.3s;
}

.project-card:hover {
  border-color: rgba(0,255,136,0.2);
}

.project-card.reverse {
  direction: rtl;
}

.project-card.reverse > * {
  direction: ltr;
}

.project-image {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--gray-800);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.project-info h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.project-info p {
  color: var(--gray-400);
  line-height: 1.65;
  margin-bottom: 20px;
  font-size: 0.9375rem;
}

.project-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.tag {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(0,255,136,0.1);
  color: var(--green);
  border: 1px solid rgba(0,255,136,0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--green);
  border-radius: 8px;
  color: var(--green);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 700;
  transition: all 0.2s;
  background: transparent;
}

.btn-outline:hover {
  background: var(--green);
  color: var(--black);
}

.btn-outline::before {
  content: '▸';
  font-size: 0.6875rem;
}

/* ── Skills ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.skill-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--green);
  opacity: 0;
  transition: opacity 0.3s;
}

.skill-card:hover {
  border-color: rgba(0,255,136,0.15);
  transform: translateY(-2px);
}

.skill-card:hover::before { opacity: 1; }

.skill-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(0,255,136,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--green);
  font-family: var(--mono);
}

.skill-card span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-200);
}

/* ── Features (About area) ── */
.features-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.feature-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: rgba(0,255,136,0.15);
}

.feature-icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 8px;
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--black);
  font-size: 0.875rem;
  font-weight: 900;
}

.feature-card h4 {
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}

.feature-card p {
  font-size: 0.8125rem;
  color: var(--gray-400);
  line-height: 1.6;
}

.about-text h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--gray-400);
  line-height: 1.75;
  margin-bottom: 16px;
  font-size: 0.9375rem;
}

/* ── Contact ── */
/* ── Contact ── */
.contact-cards {
  display: flex;
  justify-content: center;
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}

.contact-card {
  flex: 1;
  max-width: 400px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  text-decoration: none;
  color: var(--white);
  transition: all 0.3s;
}

.contact-card:hover {
  border-color: var(--green);
  transform: translateY(-2px);
}

.contact-card .contact-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.contact-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 0.8125rem;
  color: var(--gray-400);
}

/* ── Footer ── */
.footer {
  text-align: center;
  padding: 40px 24px;
  color: var(--gray-600);
  font-size: 0.8125rem;
  border-top: 1px solid rgba(0,0,0,0.06);
  background: var(--gray-50);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .nav { padding: 12px 20px; }
  .nav-links { display: none; }
  .stats-bar { grid-template-columns: repeat(3, 1fr); }
  .project-card,
  .project-card.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .features-layout { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-floats { display: none; }
  .contact-cards { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { padding: 60px 16px 80px; }
  .section-inner { padding: 60px 16px; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .project-card { padding: 24px; }
}