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

/* ============================================
   ПЕРЕМЕННЫЕ
   ============================================ */
:root,
[data-theme="dark"] {
  color-scheme: dark;
  --bg: #090b10;
  --bg-soft: #0f1219;
  --bg-card: #151a24;
  --bg-card-hover: #1a2030;
  --text: #eef2ff;
  --text-muted: #94a3b8;
  --text-soft: #64748b;
  --accent: #22d3ee;
  --accent-2: #6366f1;
  --accent-glow: rgba(34, 211, 238, 0.25);
  --border: rgba(148, 163, 184, 0.12);
  --border-hover: rgba(34, 211, 238, 0.35);
  --success: #34d399;
  --error: #f87171;
  --navbar-bg: rgba(15, 18, 25, 0.75);
  --body-glow-1: rgba(99, 102, 241, 0.18);
  --body-glow-2: rgba(34, 211, 238, 0.12);
  --btn-text: #041016;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  --transition: 0.25s ease;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f0f4fb;
  --bg-soft: #e8eef8;
  --bg-card: #ffffff;
  --bg-card-hover: #f8faff;
  --text: #0f172a;
  --text-muted: #475569;
  --text-soft: #64748b;
  --accent: #0891b2;
  --accent-2: #4f46e5;
  --accent-glow: rgba(8, 145, 178, 0.22);
  --border: rgba(15, 23, 42, 0.1);
  --border-hover: rgba(8, 145, 178, 0.4);
  --success: #059669;
  --error: #dc2626;
  --navbar-bg: rgba(255, 255, 255, 0.88);
  --body-glow-1: rgba(79, 70, 229, 0.1);
  --body-glow-2: rgba(8, 145, 178, 0.08);
  --btn-text: #ffffff;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

/* ============================================
   БАЗОВЫЕ СТИЛИ
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  padding: 1.5rem;
  max-width: 1300px;
  margin: 0 auto;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse 80% 50% at 10% -10%, var(--body-glow-1), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 0%, var(--body-glow-2), transparent 50%);
  background-attachment: fixed;
  transition: background-color 0.35s ease, color 0.35s ease;
}

a {
  text-decoration: none;
  color: inherit;
}

::selection {
  background: rgba(34, 211, 238, 0.25);
  color: var(--text);
}

[data-theme="light"] ::selection {
  background: rgba(8, 145, 178, 0.2);
  color: var(--text);
}

/* ============================================
   НАВИГАЦИЯ (FLEXBOX)
   ============================================ */
.navbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  background: var(--navbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  box-shadow: var(--shadow);
  margin-bottom: 3rem;
  border: 1px solid var(--border);
  position: sticky;
  top: 1rem;
  z-index: 100;
  transition: background-color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease, padding 0.3s ease;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.theme-toggle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--accent);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  transition: all var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--border-hover);
  transform: rotate(-12deg) scale(1.06);
  box-shadow: 0 8px 22px var(--accent-glow);
}

.theme-toggle:active {
  transform: scale(0.95);
}

.theme-toggle i {
  transition: transform 0.4s ease;
}

.theme-toggle.spin i {
  transform: rotate(360deg);
}

.logo {
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo i {
  -webkit-text-fill-color: var(--accent);
  margin-right: 0.35rem;
}

.nav-links {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.92rem;
  transition: all var(--transition);
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(99, 102, 241, 0.15));
  color: var(--text);
  border-color: var(--border-hover);
  box-shadow: 0 8px 24px var(--accent-glow);
  transform: translateY(-1px);
}

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

/* ============================================
   ОБЩИЕ КОМПОНЕНТЫ
   ============================================ */
.section {
  margin-bottom: 4rem;
}

.page-title {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 60%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.section-title i {
  color: var(--accent);
  margin-right: 0.4rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== КНОПКИ ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 700;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  box-shadow: 0 10px 30px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(99, 102, 241, 0.35);
  filter: brightness(1.05);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--text);
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(34, 211, 238, 0.08);
  transform: translateY(-3px);
}

/* ============================================
   ГЛАВНАЯ (HERO + GRID)
   ============================================ */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  padding: 2rem 0 3rem;
  margin-bottom: 2rem;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 120px;
  transition: var(--transition);
}

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

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-label {
  color: var(--text-soft);
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

.hero-image {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(99, 102, 241, 0.12)),
    var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 3rem;
  font-size: clamp(5rem, 12vw, 8rem);
  color: var(--accent);
  min-height: 380px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero-image::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 180deg, transparent, rgba(34, 211, 238, 0.08), transparent 30%);
  animation: spin-slow 12s linear infinite;
}

.hero-image i {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 30px var(--accent-glow));
}

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

/* ===== ГАЛЕРЕЯ ПРОЕКТОВ (GRID) ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

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

.project-icon {
  font-size: 2.2rem;
  color: var(--accent);
  margin-bottom: 1rem;
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border-radius: 14px;
}

.project-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.project-card p {
  color: var(--text-muted);
  flex: 1;
  font-size: 0.95rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0;
}

.project-tags span {
  background: rgba(99, 102, 241, 0.15);
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.project-link {
  color: var(--accent);
  font-weight: 600;
  transition: var(--transition);
  align-self: flex-start;
  font-size: 0.95rem;
}

.project-link:hover {
  transform: translateX(6px);
  color: #67e8f9;
}

/* ============================================
   СТРАНИЦА "ОБО МНЕ" (GRID)
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.about-text h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.about-text h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--accent);
  font-size: 1.05rem;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 0.8rem;
}

.experience-item {
  background: var(--bg-soft);
  padding: 1.15rem 1.35rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  border-left: 3px solid var(--accent);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
}

.experience-item h4 {
  font-size: 1.05rem;
  color: var(--text);
}

.experience-item .company {
  color: var(--text-soft);
  font-size: 0.88rem;
}

.skill-badge {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.5rem;
}

.skill-badge span {
  background: rgba(34, 211, 238, 0.08);
  padding: 0.35rem 1rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--accent);
  border: 1px solid rgba(34, 211, 238, 0.2);
  transition: var(--transition);
  cursor: default;
}

.skill-badge span:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  transform: translateY(-2px);
  border-color: transparent;
}

.about-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-photo {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(99, 102, 241, 0.15)),
    var(--bg-soft);
  border-radius: var(--radius-lg);
  min-height: 220px;
  font-size: 6rem;
  color: var(--accent);
  border: 1px solid var(--border);
}

.about-info {
  background: var(--bg-soft);
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.info-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.92rem;
}

.info-item:last-child {
  border-bottom: none;
}

.info-item i {
  color: var(--accent);
  width: 1.25rem;
  flex-shrink: 0;
}

/* ============================================
   СТРАНИЦА "РАБОТЫ" (FILTER + GRID)
   ============================================ */
.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

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

.filter-btn.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  border-color: transparent;
  font-weight: 700;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.section-stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.stat-card {
  min-width: 110px;
  padding: 1rem 1.15rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  color: var(--text);
}

.stat-card span {
  display: block;
  font-size: 1.55rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.stat-card p {
  color: var(--text-soft);
  font-size: 0.9rem;
}

.work-item {
  background: var(--bg-card);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.work-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 65px rgba(8, 22, 41, 0.15);
  border-color: var(--border-hover);
}

.work-image {
  background:
    linear-gradient(180deg, rgba(34, 211, 238, 0.12), rgba(99, 102, 241, 0.06)),
    var(--bg-soft);
  padding: 2.25rem;
  text-align: center;
  font-size: 3rem;
  color: var(--accent);
  display: grid;
  place-items: center;
}

.work-image i {
  display: inline-flex;
  width: 3.8rem;
  height: 3.8rem;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  background: rgba(34, 211, 238, 0.14);
  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.08);
}

.work-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  flex: 1;
}

.work-category {
  display: inline-flex;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.12);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.work-content h3 {
  font-size: 1.4rem;
  margin-bottom: 0;
  font-weight: 800;
  line-height: 1.2;
}

.work-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.work-tags span {
  background: rgba(99, 102, 241, 0.12);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.work-links {
  display: flex;
  justify-content: flex-start;
}

.work-btn {
  padding: 0.7rem 1.35rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.92rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.work-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(34, 211, 238, 0.18);
}

.work-btn.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-hover);
}

.work-btn.secondary:hover {
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent);
}

@media (max-width: 720px) {
  .section-head {
    flex-direction: column;
    align-items: stretch;
  }

  .section-stats {
    justify-content: space-between;
    gap: 0.75rem;
  }
}

/* ============================================
   СТРАНИЦА "БЛОГ" (GRID)
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.blog-post {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.blog-post:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--border-hover);
}

.blog-image {
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(99, 102, 241, 0.18)),
    var(--bg-soft);
  padding: 2.25rem;
  text-align: center;
  font-size: 3rem;
  color: var(--accent);
}

.blog-content {
  padding: 1.35rem;
}

.blog-meta {
  display: flex;
  gap: 1.25rem;
  font-size: 0.82rem;
  color: var(--text-soft);
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.blog-meta i {
  margin-right: 0.3rem;
  color: var(--accent);
}

.blog-content h3 {
  font-size: 1.15rem;
  margin-bottom: 0.65rem;
  transition: var(--transition);
  font-weight: 700;
}

.blog-post:hover .blog-content h3 {
  color: var(--accent);
}

.blog-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

.read-more {
  color: var(--accent);
  font-weight: 600;
  transition: var(--transition);
  font-size: 0.92rem;
}

.read-more:hover {
  transform: translateX(6px);
  color: #67e8f9;
}

/* ===== СТРАНИЦА ОТДЕЛЬНОЙ СТАТЬИ ===== */
.blog-post-full {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3rem);
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.blog-post-full h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.blog-post-full .meta {
  color: var(--text-soft);
  margin-bottom: 1.5rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
}

.blog-post-full .meta i {
  margin-right: 0.3rem;
  color: var(--accent);
}

.blog-post-full .content {
  color: var(--text-muted);
  line-height: 1.85;
  font-size: 1.02rem;
}

.blog-post-full .content h2 {
  margin: 1.5rem 0 0.5rem;
  color: var(--text);
  font-size: 1.25rem;
}

.blog-post-full .content p {
  margin-bottom: 1rem;
}

.blog-post-full .content .code-block {
  background: #0d1117;
  color: #e2e8f0;
  padding: 1.25rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-family: 'JetBrains Mono', monospace;
  overflow-x: auto;
  border: 1px solid var(--border);
  font-size: 0.88rem;
}

.blog-post-full .content ul {
  margin: 1rem 0 1rem 1.5rem;
}

.blog-post-full .content ul li {
  margin-bottom: 0.5rem;
}

.back-to-blog {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2rem;
  color: var(--accent);
  font-weight: 600;
  transition: var(--transition);
}

.back-to-blog:hover {
  transform: translateX(-4px);
  color: #67e8f9;
}

/* ============================================
   СТРАНИЦА "КОНТАКТЫ" (FLEXBOX)
   ============================================ */
.contacts-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--border);
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}

.contacts-info {
  flex: 1;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem;
  border-radius: var(--radius);
  transition: var(--transition);
  border: 1px solid transparent;
}

.contact-card:hover {
  background: var(--bg-soft);
  border-color: var(--border);
}

.contact-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(34, 211, 238, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  border: 1px solid rgba(34, 211, 238, 0.2);
}

.contact-card h4 {
  font-size: 0.78rem;
  color: var(--text-soft);
  margin-bottom: 0.1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-card p {
  font-weight: 500;
  color: var(--text);
  font-size: 0.95rem;
}

.contact-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: rgba(52, 211, 153, 0.1);
  border-radius: var(--radius);
  color: var(--success);
  margin-top: 0.5rem;
  border: 1px solid rgba(52, 211, 153, 0.2);
  font-size: 0.92rem;
}

.contact-note i {
  color: var(--success);
}

.contact-form-wrapper {
  flex: 1.5;
  min-width: 300px;
}

.contact-form-wrapper h2 {
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--bg-soft);
  color: var(--text);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-soft);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

#sendBtn {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  border: none;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 10px 25px var(--accent-glow);
}

#sendBtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 35px rgba(99, 102, 241, 0.35);
}

#sendBtn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

#formFeedback {
  margin-top: 1rem;
  font-weight: 500;
}

.success-message {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 3px solid var(--success);
  animation: slideIn 0.3s ease;
}

.error-message {
  background: rgba(248, 113, 113, 0.12);
  color: var(--error);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 3px solid var(--error);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  0% { opacity: 0; transform: translateY(-10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ===== КАРТА ===== */
.map-container {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border);
}

.map-container h2 {
  margin-bottom: 1rem;
  font-size: 1.35rem;
  font-weight: 700;
}

.map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* ============================================
   МОДАЛЬНОЕ ОКНО
   ============================================ */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

.modal-content {
  background: var(--bg-card);
  margin: 5% auto;
  padding: 2.25rem;
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 90%;
  position: relative;
  animation: slideDown 0.4s ease;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

@keyframes slideDown {
  0% { transform: translateY(-40px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

.modal-close {
  position: absolute;
  right: 1.25rem;
  top: 0.75rem;
  font-size: 2rem;
  font-weight: 300;
  cursor: pointer;
  color: var(--text-soft);
  transition: var(--transition);
  line-height: 1;
}

.modal-close:hover {
  color: var(--text);
  transform: rotate(90deg);
}

.modal-content h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--text);
  font-weight: 700;
}

.modal-demo {
  margin-top: 1.25rem;
  padding: 1.25rem;
  background: var(--bg-soft);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  min-height: 100px;
}

/* ===== ДЕМО-КОНТЕНТ В МОДАЛКЕ ===== */
.demo-weather { text-align: center; }

.demo-weather .temp {
  font-size: 3.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.demo-weather .desc {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.demo-store {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.demo-store .item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.demo-store .item button {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text);
  border: none;
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 600;
  font-size: 0.82rem;
}

.demo-store .item button:hover {
  transform: scale(1.05);
}

.demo-chart { text-align: center; padding: 1.5rem; }

.demo-chart .bar-container {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  align-items: flex-end;
  height: 140px;
}

.demo-chart .bar {
  width: 36px;
  background: linear-gradient(to top, var(--accent-2), var(--accent));
  border-radius: 8px 8px 0 0;
  transition: var(--transition);
}

.demo-chart .bar:hover {
  filter: brightness(1.15);
  transform: scaleY(1.05);
}

/* ============================================
   ПОДВАЛ
   ============================================ */
.footer {
  margin-top: 4rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 0.85rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: var(--transition);
}

.footer-social a:hover {
  color: var(--accent);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--accent-glow);
}

/* ============================================
   ЗАГРУЗКА (СПИННЕР)
   ============================================ */
.loading-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(127, 127, 127, 0.25);
  border-radius: 50%;
  border-top-color: var(--btn-text);
  animation: spin 0.8s ease-in-out infinite;
  margin-right: 8px;
}

.navbar,
.project-card,
.work-item,
.blog-post,
.about-grid,
.contacts-wrapper,
.contact-card,
.modal-content,
.footer-social a,
.stat,
.form-group input,
.form-group textarea {
  transition: background-color 0.35s ease, color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================
   АНИМАЦИИ
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-28px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(28px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

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

@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 12px var(--accent-glow)); }
  50% { filter: drop-shadow(0 0 28px rgba(99, 102, 241, 0.45)); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes bar-grow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

@keyframes ripple {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.4); }
  100% { box-shadow: 0 0 0 12px rgba(34, 211, 238, 0); }
}

/* Загрузка страницы */
.navbar {
  animation: fadeInDown 0.7s ease both;
}

.hero-content h1 { animation: fadeInUp 0.8s ease 0.1s both; }
.hero-subtitle { animation: fadeInUp 0.8s ease 0.2s both; }
.hero-buttons { animation: fadeInUp 0.8s ease 0.3s both; }
.hero-stats { animation: fadeInUp 0.8s ease 0.4s both; }
.hero-image { animation: fadeInRight 0.9s ease 0.2s both; }

.hero-image i {
  animation: float 4s ease-in-out infinite, pulse-glow 3s ease-in-out infinite;
}

.page-title {
  position: relative;
  animation: fadeInUp 0.7s ease both;
}

.page-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  margin-top: 0.75rem;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
  animation: fadeInLeft 0.8s ease 0.3s both;
}

.section-subtitle {
  animation: fadeInUp 0.7s ease 0.15s both;
}

.highlight {
  background-size: 200% auto;
  animation: gradient-shift 4s ease infinite;
}

/* Кнопки — блик */
.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.25) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: none;
}

.btn-primary:hover::after {
  animation: shimmer 0.7s ease;
}

.filter-btn.active {
  animation: ripple 0.5s ease;
}

/* Появление при скролле */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.animate-on-scroll.from-left {
  transform: translateX(-32px);
}

.animate-on-scroll.from-right {
  transform: translateX(32px);
}

.animate-on-scroll.scale {
  transform: scale(0.94);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Задержки для сеток */
.animate-on-scroll.delay-1 { transition-delay: 0.08s; }
.animate-on-scroll.delay-2 { transition-delay: 0.16s; }
.animate-on-scroll.delay-3 { transition-delay: 0.24s; }
.animate-on-scroll.delay-4 { transition-delay: 0.32s; }
.animate-on-scroll.delay-5 { transition-delay: 0.4s; }
.animate-on-scroll.delay-6 { transition-delay: 0.48s; }

/* Hover-анимации */
.project-card,
.work-item,
.blog-post,
.home-link-card {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease,
              border-color 0.35s ease,
              background 0.35s ease;
}

.project-icon,
.work-image i,
.blog-image i {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-card:hover .project-icon,
.work-item:hover .work-image i,
.blog-post:hover .blog-image i {
  transform: scale(1.15) rotate(-5deg);
}

.about-photo i {
  animation: float 5s ease-in-out infinite;
}

.experience-item {
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.experience-item:hover {
  transform: translateX(6px);
  box-shadow: -4px 0 0 var(--accent);
}

.contact-card {
  transform: translateX(0);
}

.contact-card:hover {
  transform: translateX(6px);
}

.contact-card:hover .contact-icon {
  animation: ripple 0.6s ease;
}

.contact-icon {
  transition: transform 0.3s ease;
}

.contact-card:hover .contact-icon {
  transform: rotate(-8deg) scale(1.08);
}

.footer-social a:hover {
  animation: float 1.2s ease infinite;
}

/* Фильтр работ */
.work-item {
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

.work-item.filter-hide {
  opacity: 0 !important;
  transform: scale(0.88) !important;
  pointer-events: none;
}

.work-item.filter-show {
  animation: scaleIn 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

/* Navbar при скролле */
.navbar.scrolled {
  padding: 0.65rem 1.5rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  border-color: var(--border-hover);
}

/* Модалка */
.modal.open {
  display: block;
}

.modal.open .modal-content {
  animation: scaleIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.demo-chart .bar {
  transform-origin: bottom;
  animation: bar-grow 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.demo-chart .bar:nth-child(1) { animation-delay: 0.1s; }
.demo-chart .bar:nth-child(2) { animation-delay: 0.2s; }
.demo-chart .bar:nth-child(3) { animation-delay: 0.3s; }
.demo-chart .bar:nth-child(4) { animation-delay: 0.4s; }
.demo-chart .bar:nth-child(5) { animation-delay: 0.5s; }

/* Счётчики */
.stat-number.counting {
  transition: color 0.3s ease;
}

/* Фон — медленное движение */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(34, 211, 238, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
  animation: float 20s ease-in-out infinite alternate;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   АДАПТИВНОСТЬ
   ============================================ */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons,
  .hero-stats {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  body {
    padding: 1rem;
  }

  .navbar {
    flex-direction: column;
    gap: 0.75rem;
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    top: 0.5rem;
  }

  .nav-right {
    justify-content: center;
    width: 100%;
  }

  .nav-links {
    justify-content: center;
  }

  .hero-image {
    min-height: 240px;
    font-size: 5rem;
  }

  .projects-grid,
  .works-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .contacts-wrapper {
    flex-direction: column;
    padding: 1.5rem;
  }

  .modal-content {
    margin: 10% auto;
    padding: 1.5rem;
  }

  .footer {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    align-items: stretch;
  }

  .stat {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .nav-links a {
    padding: 0.4rem 0.75rem;
    font-size: 0.82rem;
  }

  .about-grid {
    padding: 1.25rem;
  }

  .about-photo {
    min-height: 160px;
    font-size: 4.5rem;
  }

  .filter-btn {
    padding: 0.4rem 0.9rem;
    font-size: 0.82rem;
  }
}