:root[data-theme="dark"] {
  --bg: #0c0b09; --bg-elev: #14120e; --bg-elev-2: #1c1a14;
  --fg: #f0ead6; --fg-dim: #c9c1ad; --muted: #8a8275;
  --accent: #f59e0b; --accent-rgb: 245, 158, 11;
  --accent-2: #06b6d4; --accent-2-rgb: 6, 182, 212;
  --border: rgba(240, 234, 214, 0.08); --border-strong: rgba(240, 234, 214, 0.18);
  --card: #15130e; --code-bg: #060503; --code-fg: #f0ead6; --glow: rgba(245, 158, 11, 0.15);
}
:root[data-theme="light"] {
  --bg: #f3ecdc; --bg-elev: #faf3e1; --bg-elev-2: #fffaee;
  --fg: #1a1610; --fg-dim: #3d362b; --muted: #6b6358;
  --accent: #c2410c; --accent-rgb: 194, 65, 12;
  --accent-2: #0e7490; --accent-2-rgb: 14, 116, 144;
  --border: rgba(26, 22, 16, 0.12); --border-strong: rgba(26, 22, 16, 0.24);
  --card: #fffaee; --code-bg: #1a1610; --code-fg: #f3ecdc; --glow: rgba(194, 65, 12, 0.12);
}
:root[data-theme="cyber"] {
  --bg: #02060a; --bg-elev: #050d10; --bg-elev-2: #071318;
  --fg: #4eff96; --fg-dim: #8affb8; --muted: #2a8a5e;
  --accent: #ffea00; --accent-rgb: 255, 234, 0;
  --accent-2: #ff10f0; --accent-2-rgb: 255, 16, 240;
  --border: rgba(78, 255, 150, 0.18); --border-strong: rgba(78, 255, 150, 0.4);
  --card: #050d10; --code-bg: #000; --code-fg: #4eff96; --glow: rgba(78, 255, 150, 0.2);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--fg);
  font-family: 'Space Grotesk', sans-serif;
  margin: 0; overflow-x: hidden; position: relative;
}
[data-theme="cyber"] body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(78, 255, 150, 0.025) 2px, rgba(78, 255, 150, 0.025) 3px);
  z-index: 200; mix-blend-mode: overlay;
}
body.theme-anim, body.theme-anim *, body.theme-anim *::before, body.theme-anim *::after {
  transition: background-color 0.6s cubic-bezier(0.4,0,0.2,1), color 0.6s cubic-bezier(0.4,0,0.2,1),
              border-color 0.6s cubic-bezier(0.4,0,0.2,1), fill 0.6s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.6s cubic-bezier(0.4,0,0.2,1) !important;
}
.font-display { font-family: 'Fraunces', serif; }
.font-mono { font-family: 'JetBrains Mono', monospace; }
.progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 100; box-shadow: 0 0 12px var(--accent), 0 0 4px var(--accent);
}
.bg-grid {
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px; background-position: center center;
}
.float-dot {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.25;
  animation: drift 16s ease-in-out infinite; pointer-events: none;
}
@keyframes drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(60px,-40px) scale(1.1); }
  66% { transform: translate(-30px,50px) scale(0.95); }
}
.mouse-glow {
  position: absolute; width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--accent-rgb),0.12) 0%, transparent 60%);
  pointer-events: none; transform: translate(-50%,-50%); opacity: 0;
  transition: opacity 0.4s ease; filter: blur(30px); z-index: 1;
}
.cursor::after {
  content: '▌'; color: var(--accent); animation: blink 1s steps(1) infinite;
  margin-left: 4px; font-weight: 400;
}
@keyframes blink { 0%,50% { opacity: 1; } 51%,100% { opacity: 0; } }
.logo-cursor {
  display: inline-block; width: 0.5em; height: 1em; background: var(--accent);
  margin-left: 3px; animation: blink 1.1s steps(1) infinite; vertical-align: text-bottom;
}
.hover-link {
  position: relative; display: inline-block; width: fit-content; max-width: 100%;
  color: var(--fg-dim); text-decoration: none; transition: color 0.3s ease;
}
.hover-link:hover { color: var(--fg); }
.hover-link::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -5px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
}
.hover-link:hover::after { transform: scaleX(1); }
.typewriter-slot {
  display: inline-grid; vertical-align: top; text-align: left;
}
.typewriter-slot > * { grid-area: 1 / 1; white-space: nowrap; }
.typewriter-ghost { visibility: hidden; pointer-events: none; user-select: none; }
.typewriter-live {
  visibility: visible; position: relative; z-index: 1; color: var(--fg);
}
.theme-toggle {
  display: inline-flex; background: var(--bg-elev); border: 1px solid var(--border-strong);
  border-radius: 999px; padding: 3px; gap: 2px;
}
.theme-btn {
  width: 32px; height: 32px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: none; background: transparent; color: var(--muted);
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1); font-size: 12px;
}
.theme-btn.active {
  background: var(--accent); color: var(--bg); box-shadow: 0 0 14px rgba(var(--accent-rgb),0.5);
}
.theme-btn:hover:not(.active) { color: var(--fg); transform: scale(1.08); }
.stat-pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 7px 14px;
  background: var(--bg-elev); border: 1px solid var(--border-strong); border-radius: 999px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px; text-decoration: none;
  color: var(--fg); transition: all 0.3s ease;
}
.stat-pill:hover { border-color: var(--accent); box-shadow: 0 0 0 3px var(--glow); transform: translateY(-1px); }
.stat-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2); animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
.tag {
  display: inline-block; font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent);
  padding: 4px 9px; border: 1px solid rgba(var(--accent-rgb),0.5); border-radius: 2px;
  background: rgba(var(--accent-rgb),0.08); font-weight: 500;
}
.tag-soon { color: var(--muted); border-color: var(--border-strong); background: var(--bg-elev); }
.coach-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
}
.coach-cta-badge {
  cursor: default;
  pointer-events: none;
}
.btn-primary {
  background: var(--accent); color: var(--bg); padding: 13px 22px; border: none; border-radius: 4px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 600;
  letter-spacing: 0.08em; cursor: pointer; text-transform: uppercase;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  position: relative; overflow: hidden;
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: translateX(-100%); transition: transform 0.6s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -8px rgba(var(--accent-rgb),0.6); }
.btn-primary:hover::before { transform: translateX(100%); }
.btn-secondary {
  background: transparent; color: var(--fg); border: 1px solid var(--border-strong);
  padding: 13px 22px; border-radius: 4px; font-family: 'JetBrains Mono', monospace;
  font-size: 12px; font-weight: 500; letter-spacing: 0.08em; cursor: pointer;
  text-transform: uppercase; transition: all 0.3s ease;
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.article-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 4px;
  padding: 28px; position: relative; overflow: hidden; cursor: pointer;
  transition: transform 0.45s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.45s cubic-bezier(0.4,0,0.2,1), border-color 0.4s ease;
}
.article-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left; transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.article-card::after {
  content: ''; position: absolute; bottom: 0; right: 0; width: 80px; height: 80px;
  background: radial-gradient(circle at bottom right, var(--glow), transparent 70%);
  opacity: 0; transition: opacity 0.4s ease; pointer-events: none;
}
.article-card:hover {
  transform: translateY(-8px); border-color: var(--border-strong);
  box-shadow: 0 24px 48px -20px rgba(0,0,0,0.45);
}
[data-theme="light"] .article-card:hover { box-shadow: 0 24px 48px -20px rgba(26,22,16,0.2); }
.article-card:hover::before { transform: scaleX(1); }
.article-card:hover::after { opacity: 1; }
.article-card .arrow { display: inline-block; transform: translateX(0); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1); }
.article-card:hover .arrow { transform: translateX(8px); }
.article-card .card-num {
  font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 56px;
  color: var(--accent); opacity: 0.18; line-height: 0.9; letter-spacing: -0.04em; transition: opacity 0.4s ease;
}
.article-card:hover .card-num { opacity: 0.45; }
.article-card:hover h3 { color: var(--accent); }
.code-window {
  background: var(--code-bg); border: 1px solid var(--border-strong); border-radius: 8px;
  overflow: hidden; font-family: 'JetBrains Mono', monospace; position: relative;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.5);
}
.code-header {
  background: rgba(255,255,255,0.04); border-bottom: 1px solid var(--border);
  padding: 11px 16px; display: flex; align-items: center; justify-content: space-between;
}
[data-theme="cyber"] .code-header { background: rgba(78,255,150,0.04); }
.copy-btn {
  background: transparent; border: 1px solid var(--border-strong); color: var(--muted);
  padding: 5px 11px; font-size: 11px; font-family: 'JetBrains Mono', monospace;
  border-radius: 3px; cursor: pointer; transition: all 0.25s ease; position: relative;
  overflow: hidden; display: inline-flex; align-items: center; gap: 6px;
  text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500;
}
.copy-btn:hover { color: var(--accent); border-color: var(--accent); }
.copy-btn.copied { color: var(--bg) !important; background: var(--accent); border-color: var(--accent); }
.copy-flash { position: absolute; inset: 0; background: var(--accent); opacity: 0; pointer-events: none; }
.copy-btn.copied .copy-flash { animation: flash 0.7s ease; }
@keyframes flash { 0% { opacity: 0.5; } 100% { opacity: 0; } }
.tk-key { color: #ff7b72; } .tk-str { color: #a5d6ff; } .tk-fn { color: #d2a8ff; }
.tk-com { color: #6e7681; font-style: italic; } .tk-num { color: #79c0ff; }
.tk-op { color: #ffa657; } .tk-var { color: var(--code-fg); }
[data-theme="cyber"] .tk-key { color: #ff10f0; } [data-theme="cyber"] .tk-str { color: #ffea00; }
[data-theme="cyber"] .tk-fn { color: #8affb8; } [data-theme="cyber"] .tk-com { color: #2a8a5e; }
[data-theme="light"] .tk-key { color: #c2410c; } [data-theme="light"] .tk-str { color: #0e7490; }
.marquee-wrap { overflow: hidden; white-space: nowrap; }
.marquee { display: inline-flex; animation: scroll 40s linear infinite; gap: 60px; padding-right: 60px; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }
::selection { background: var(--accent); color: var(--bg); }
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.9s cubic-bezier(0.4,0,0.2,1), transform 0.9s cubic-bezier(0.4,0,0.2,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
html:not(.js) .reveal { opacity: 1; transform: none; }
.input-field {
  background: var(--bg); border: 1px solid var(--border-strong); color: var(--fg);
  padding: 13px 16px; font-family: 'JetBrains Mono', monospace; font-size: 13px;
  border-radius: 4px; outline: none; transition: all 0.3s ease; width: 100%;
}
.input-field:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--glow); }
.input-field::placeholder { color: var(--muted); }
.step-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 4px;
  padding: 32px 28px; position: relative; transition: border-color 0.3s ease, transform 0.3s ease;
}
.step-card:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.step-num {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700;
  color: var(--accent); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 16px;
}
.step-arrow { color: var(--muted); font-size: 24px; display: none; }
@media (min-width: 768px) { .step-arrow { display: flex; align-items: center; justify-content: center; } }
.pricing-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 4px;
  padding: 32px 28px; position: relative; transition: transform 0.35s ease, border-color 0.35s ease;
}
.pricing-card:hover { transform: translateY(-6px); border-color: var(--border-strong); }
.pricing-card.featured {
  border-color: var(--accent); box-shadow: 0 0 0 1px rgba(var(--accent-rgb),0.3), 0 20px 40px -20px rgba(var(--accent-rgb),0.25);
}
.pricing-card.featured::before {
  content: 'популярный'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; background: var(--accent); color: var(--bg);
  padding: 4px 12px; border-radius: 2px; font-weight: 600;
}
.pricing-price { font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 2.5rem; color: var(--accent); line-height: 1; }
.pricing-features { list-style: none; padding: 0; margin: 24px 0 0; }
.pricing-features li {
  padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px;
  color: var(--fg-dim); display: flex; align-items: flex-start; gap: 10px;
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li i { color: var(--accent); margin-top: 3px; flex-shrink: 0; font-size: 11px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare-table th, .compare-table td {
  padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: center;
}
.compare-table th:first-child, .compare-table td:first-child { text-align: left; font-weight: 500; }
.compare-table thead th { font-family: 'JetBrains Mono', monospace; font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); background: var(--bg-elev); }
.compare-table .check { color: var(--accent); }
.compare-table .dash { color: var(--muted); }
.compare-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 4px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%; background: none; border: none; color: var(--fg);
  font-family: 'Space Grotesk', sans-serif; font-size: 17px; font-weight: 600;
  padding: 22px 0; cursor: pointer; display: flex; align-items: center;
  justify-content: space-between; gap: 16px; text-align: left; transition: color 0.3s ease;
}
.faq-question:hover { color: var(--accent); }
.faq-question i { color: var(--muted); transition: transform 0.35s ease; flex-shrink: 0; }
.faq-item.open .faq-question i { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.45s cubic-bezier(0.4,0,0.2,1), padding 0.45s ease;
  color: var(--muted); line-height: 1.65; font-size: 15px;
}
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 22px; }
.burger-btn {
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 36px; height: 36px; background: transparent; border: 1px solid var(--border-strong);
  border-radius: 4px; cursor: pointer; padding: 8px; transition: border-color 0.3s ease;
}
.burger-btn:hover { border-color: var(--accent); }
.burger-btn span {
  display: block; height: 2px; background: var(--fg); border-radius: 1px;
  transition: transform 0.35s ease, opacity 0.35s ease;
}
.burger-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger-btn.open span:nth-child(2) { opacity: 0; }
.burger-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  position: fixed; inset: 0; z-index: 90; background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px); opacity: 0; pointer-events: none; transition: opacity 0.35s ease;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu-panel {
  position: absolute; top: 0; right: 0; width: min(320px, 85vw); height: 100%;
  background: var(--bg-elev); border-left: 1px solid var(--border);
  transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
  padding: 80px 28px 28px; display: flex; flex-direction: column; gap: 8px;
}
.mobile-menu.open .mobile-menu-panel { transform: translateX(0); }
.mobile-nav-link {
  font-family: 'JetBrains Mono', monospace; font-size: 14px; color: var(--fg-dim);
  text-decoration: none; padding: 14px 0; border-bottom: 1px solid var(--border);
  transition: color 0.3s ease, padding-left 0.3s ease;
}
.mobile-nav-link:hover { color: var(--accent); padding-left: 8px; }
.mode-tabs { display: flex; gap: 4px; margin-bottom: 0; }
.mode-tab {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 8px 14px; background: transparent;
  border: 1px solid var(--border); border-bottom: none; border-radius: 4px 4px 0 0;
  color: var(--muted); cursor: pointer; transition: all 0.3s ease;
}
.mode-tab.active { background: var(--code-bg); color: var(--accent); border-color: var(--border-strong); }
.tool-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 4px;
  padding: 24px; opacity: 0.75; position: relative;
}
.tool-card::after {
  content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(
    -45deg, transparent, transparent 8px, rgba(var(--accent-rgb),0.03) 8px, rgba(var(--accent-rgb),0.03) 16px
  ); border-radius: 4px; pointer-events: none;
}
@media (max-width: 768px) {
  .article-card { padding: 22px; }
  .card-num { font-size: 42px !important; }
  .compare-table { font-size: 12px; }
  .compare-table th, .compare-table td { padding: 10px 8px; }
}