/* ==========================================================================
   ORDSWORD — WINTER VIBE & WARM ORANGE EMBER THEME
   Aesthetic: Arctic Midnight Frost & Warm Campfire Orange
   Typography: Syne (Headings) + Plus Jakarta Sans (Body) + JetBrains Mono
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Зимняя палитра: глубокая арктическая полночь + теплый огонь */
  --bg-winter: #090e1a;
  --bg-frost: #101828;
  --bg-frost-card: #152035;
  --bg-frost-hover: #1a2842;

  /* Оранжевый акцент (Warm Ember) */
  --orange-primary: #ff6b2b;
  --orange-hover: #fa5711;
  --orange-soft: rgba(255, 107, 43, 0.12);
  --orange-glow: rgba(255, 107, 43, 0.35);

  /* Текст */
  --text-snow: #f8fafc;
  --text-mist: #94a3b8;
  --text-dark: #0f172a;

  /* Морозные границы */
  --border-frost: rgba(255, 255, 255, 0.09);
  --border-orange: rgba(255, 107, 43, 0.45);

  /* Шрифты */
  --font-title: 'Syne', -apple-system, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Размеры */
  --container-width: 1140px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 9999px;

  /* Анимация */
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Base Setup
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  background-color: var(--bg-winter);
  color: var(--text-snow);
}

body.winter-theme {
  font-family: var(--font-body);
  background-color: var(--bg-winter);
  color: var(--text-snow);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Канвас снега */
.snow-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: rgba(255, 107, 43, 0.1);
  color: #ff9d66;
  padding: 0.15em 0.4em;
  border-radius: 4px;
  border: 1px solid rgba(255, 107, 43, 0.2);
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   3. Кнопки и оранжевые элементы
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  white-space: nowrap;
}

.arrow {
  transition: transform var(--transition);
}

.btn:hover .arrow {
  transform: translateX(4px);
}

.btn-orange {
  background: linear-gradient(135deg, var(--orange-primary), var(--orange-hover));
  color: #ffffff;
  box-shadow: 0 4px 18px var(--orange-glow);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-orange:hover {
  background: linear-gradient(135deg, #ff7e42, var(--orange-primary));
  box-shadow: 0 6px 24px var(--orange-glow);
  transform: translateY(-2px);
}

.btn-frost {
  background: var(--bg-frost-card);
  color: var(--text-snow);
  border: 1px solid var(--border-frost);
}

.btn-frost:hover {
  background: var(--bg-frost-hover);
  border-color: var(--border-orange);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.95rem 1.9rem;
  font-size: 1.05rem;
}

.btn-full {
  width: 100%;
}

.orange-highlight {
  color: var(--orange-primary);
  background: linear-gradient(135deg, #ffa372 0%, var(--orange-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --------------------------------------------------------------------------
   4. Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background: rgba(9, 14, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-frost);
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.brand-spark {
  font-size: 1.25rem;
  filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.6));
}

.site-nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-mist);
}

.nav-link:hover {
  color: var(--orange-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Кнопка переключения снегопада */
.snow-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  background: var(--bg-frost-card);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: #93c5fd;
  transition: all var(--transition);
}

.snow-toggle:hover {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
}

.snow-toggle.is-off {
  color: var(--text-mist);
  opacity: 0.6;
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 1.8rem;
  height: 1.4rem;
}

.hamburger-btn span {
  width: 100%;
  height: 2px;
  background: var(--text-snow);
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   5. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 4.5rem 0 5.5rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 4rem;
  align-items: center;
}

.winter-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: var(--orange-soft);
  border: 1px solid rgba(255, 107, 43, 0.3);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
  color: #ff9d66;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.3rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.12rem;
  color: var(--text-mist);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 35rem;
}

.hero-description strong {
  color: var(--text-snow);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-frost);
}

.feature-card {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.feature-bullet {
  color: var(--orange-primary);
  font-size: 1.1rem;
  line-height: 1;
}

.feature-card strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-snow);
}

.feature-card span {
  font-size: 0.78rem;
  color: var(--text-mist);
}

/* Мокап в герое */
.frost-window {
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 35px rgba(255, 107, 43, 0.12);
  overflow: hidden;
  transition: border-color var(--transition);
}

.frost-window:hover {
  border-color: var(--border-orange);
}

.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: rgba(13, 20, 36, 0.9);
  border-bottom: 1px solid var(--border-frost);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.w-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.dot-orange {
  background: var(--orange-primary);
}

.window-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-mist);
}

.window-content {
  padding: 1.75rem;
}

.craft-preview {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.craft-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
  align-self: flex-start;
}

.craft-heading {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
}

.craft-sub {
  font-size: 0.9rem;
  color: var(--text-mist);
  line-height: 1.6;
}

.craft-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.craft-tag {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: var(--bg-frost-card);
  border: 1px solid var(--border-frost);
  border-radius: 4px;
  color: #cbd5e1;
}

.craft-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-frost);
}

.craft-status {
  font-size: 0.78rem;
  color: #34d399;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   6. Sections General
   -------------------------------------------------------------------------- */
.section {
  padding: 5.5rem 0;
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border-frost);
}

.section-intro {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 3.5rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--orange-primary);
  background: var(--orange-soft);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-mist);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   7. Projects Grid (Портфолио)
   -------------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
  margin-bottom: 2.5rem;
}

.project-item {
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  position: relative;
}

.project-item:hover {
  transform: translateY(-5px);
  border-color: var(--border-orange);
  box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.6), 0 0 25px var(--orange-soft);
}

.project-item-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.project-category-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--orange-primary);
  background: var(--orange-soft);
  padding: 3px 8px;
  border-radius: 4px;
}

.project-year-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-mist);
}

.project-item-title {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.project-item-desc {
  font-size: 0.95rem;
  color: var(--text-mist);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.project-item-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.stack-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 2px 7px;
  background: var(--bg-frost-card);
  border: 1px solid var(--border-frost);
  border-radius: 4px;
  color: #cbd5e1;
}

.project-item-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--orange-primary);
  border-top: 1px solid var(--border-frost);
  padding-top: 1rem;
}

.project-item-link:hover {
  color: #ff9d66;
}

/* --------------------------------------------------------------------------
   8. Services Section
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.service-box {
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  transition: all var(--transition);
}

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

.service-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--orange-primary);
  margin-bottom: 1rem;
}

.service-name {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--text-mist);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   9. Process Section
   -------------------------------------------------------------------------- */
.process-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.process-card {
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
}

.track-step {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--orange-primary);
  margin-bottom: 0.75rem;
}

.track-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.track-desc {
  font-size: 0.9rem;
  color: var(--text-mist);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   10. Contact Section
   -------------------------------------------------------------------------- */
.contact-frame {
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3.5rem;
}

.contact-links {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.4rem;
  background: var(--bg-frost-card);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.contact-item:hover {
  border-color: var(--orange-primary);
  transform: translateX(4px);
}

.item-icon {
  font-size: 1.4rem;
}

.item-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-mist);
}

.item-val {
  font-size: 0.95rem;
  color: var(--text-snow);
}

/* Форма */
.contact-form {
  background: var(--bg-frost-card);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.field-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-wrap label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #cbd5e1;
}

.field-wrap input,
.field-wrap textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-frost);
  border: 1px solid var(--border-frost);
  border-radius: var(--radius-sm);
  color: var(--text-snow);
  font-family: inherit;
  font-size: 0.92rem;
  transition: border-color var(--transition);
}

.field-wrap input:focus,
.field-wrap textarea:focus {
  outline: none;
  border-color: var(--orange-primary);
}

.form-feedback {
  font-size: 0.88rem;
  color: #34d399;
  text-align: center;
}

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-frost);
  background: var(--bg-winter);
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.92rem;
}

.f-name {
  font-family: var(--font-title);
  font-weight: 800;
  color: var(--orange-primary);
}

.f-sub {
  color: var(--text-mist);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--text-mist);
}

.footer-links a:hover {
  color: var(--orange-primary);
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-mist);
}

/* --------------------------------------------------------------------------
   12. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .contact-frame {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 2.5rem 1.75rem;
  }
}

@media (max-width: 768px) {
  .site-nav {
    position: fixed;
    top: 4.5rem;
    left: 0;
    width: 100%;
    background: var(--bg-frost);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-frost);
    transform: translateY(-120%);
    transition: transform var(--transition);
  }

  .site-nav.is-open {
    transform: translateY(0);
  }

  .hamburger-btn {
    display: flex;
  }

  .hero-features {
    grid-template-columns: 1fr;
  }

  .footer-row {
    flex-direction: column;
    align-items: flex-start;
  }
}