/* nikolaymortikov.com — версия 22.10.2026 по образцу wonderful.ai:
   тёмный первый экран на весь вьюпорт с живым фоном, тонкий крупный гротеск, заголовок из размытия,
   белые секции с карточками, текст проявляется словами на скролле, одна тёмная секция. author: agent */

:root {
  color-scheme: light;
  --bg: #FFFFFF;
  --bg2: #F4F4F2;
  --ink: #0B0C0E;
  --dim: #55585E;
  --mute: #8A8D93;
  --line: rgba(11, 12, 14, 0.10);
  --line-hi: rgba(11, 12, 14, 0.2);
  --accent: #1F5A3F;
  --dark: #0B0C0E;
  --dark-2: #15171B;
  --dark-ink: #F4F4F2;
  --dark-dim: #A4A7AD;
  --wide: 80rem;
  --display: "Inter Tight", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --text: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.28, 1);
  --r: 20px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3.5rem); }

/* ---------- шапка: фиксированная, цвет инвертируется поверх тёмного/светлого ---------- */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem 2rem;
  padding: 1.1rem clamp(1.25rem, 4vw, 3.5rem);
  color: #fff;
  font-size: 0.9rem; font-weight: 500;
  transition: background 0.35s, color 0.35s, border-color 0.35s;
  border-bottom: 1px solid transparent;
}
.topbar.solid { color: var(--ink); background: rgba(255,255,255,0.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom-color: var(--line); }
.topbar.solid.on-dark { color: var(--dark-ink); background: rgba(11,12,14,0.7); border-bottom-color: rgba(255,255,255,0.1); }
.topbar a { text-decoration: none; color: inherit; white-space: nowrap; opacity: 0.85; transition: opacity 0.2s; }
.topbar a:hover { opacity: 1; }
.topbar .name { opacity: 1; letter-spacing: -0.01em; }
.menu { display: flex; flex-wrap: wrap; gap: 0.4rem 1.6rem; }

/* ---------- первый экран ---------- */
.hero {
  position: relative; overflow: hidden; isolation: isolate;
  margin: 0 calc(50% - 50vw);
  min-height: 100svh;
  display: grid; place-items: center;
  padding: clamp(6rem, 14vh, 9rem) clamp(1.25rem, 4vw, 3.5rem);
  background: var(--dark); color: #fff;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; overflow: hidden; background: radial-gradient(120% 90% at 50% 110%, #1A2024 0%, var(--dark) 65%); }
/* видео, если есть файл hero.mp4: на весь экран, приглушено, как у wonderful.ai */
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: brightness(0.55) saturate(0.7); }
.hero-video + .vignette, .hero-bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(80% 60% at 50% 50%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.45) 100%); pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.7; mix-blend-mode: screen; will-change: transform; }
.b1 { width: 70vmax; height: 70vmax; left: -20vmax; top: -25vmax; background: radial-gradient(circle, #3C5E6E 0%, rgba(60,94,110,0) 62%); animation: drift1 18s ease-in-out infinite alternate; }
.b2 { width: 60vmax; height: 60vmax; right: -22vmax; top: 0; background: radial-gradient(circle, #2E4A5C 0%, rgba(46,74,92,0) 62%); animation: drift2 23s ease-in-out infinite alternate; }
.b3 { width: 50vmax; height: 50vmax; left: 20vmax; bottom: -28vmax; background: radial-gradient(circle, #6E5E48 0%, rgba(110,94,72,0) 62%); animation: drift3 15s ease-in-out infinite alternate; }
@keyframes drift1 { to { transform: translate(26vmax, 16vmax) scale(1.2) rotate(8deg); } }
@keyframes drift2 { to { transform: translate(-24vmax, 18vmax) scale(0.85) rotate(-10deg); } }
@keyframes drift3 { to { transform: translate(-18vmax, -16vmax) scale(1.25); } }
.grain { position: absolute; inset: -50%; width: 200%; height: 200%; opacity: 0.07; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 1.2s steps(4) infinite; }
@keyframes grain { 0% { transform: translate(0,0); } 25% { transform: translate(-3%,2%); } 50% { transform: translate(2%,-3%); } 75% { transform: translate(-2%,-2%); } 100% { transform: translate(3%,1%); } }

/* маршрут — рисуется линией на фоне */
.hero-route { position: absolute; right: -3rem; bottom: -5rem; width: min(42vw, 32rem); opacity: 0.3; }
.hero-route svg { width: 100%; height: auto; display: block; overflow: visible; }
.route-grid line { stroke: rgba(255,255,255,0.08); stroke-width: 1; }
.route-path { fill: none; stroke: rgba(255,255,255,0.75); stroke-width: 1.4; stroke-linecap: round; stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 3s var(--ease) 0.6s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.route-dot { fill: var(--dark); stroke: rgba(255,255,255,0.8); stroke-width: 1.4; }
.route-dot.now { fill: #fff; stroke: #fff; }
.route-pulse { fill: none; stroke: #fff; stroke-width: 1; opacity: 0.6; transform-origin: center; transform-box: fill-box; animation: pulse 2.6s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(0.4); opacity: 0.7; } 100% { transform: scale(2.6); opacity: 0; } }
.route-label { font-family: var(--text); font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; fill: rgba(255,255,255,0.7); }
.route-label.now { fill: #fff; }
.route-year { font-family: var(--text); font-size: 10px; letter-spacing: 0.06em; fill: rgba(255,255,255,0.45); }

.hero-text { text-align: center; width: 100%; max-width: 64rem; }
.hero h1 {
  margin: 0 auto;
  max-width: 15ch;
  font-family: var(--display); font-weight: 300;
  font-size: clamp(2.3rem, 6.4vw, 5.4rem);
  line-height: 1.02; letter-spacing: -0.045em;
  text-wrap: balance;
}
.hero h1 .w { display: inline-block; opacity: 0; filter: blur(16px); transform: translateY(0.25em); animation: blurIn 1.1s var(--ease) forwards; }
@keyframes blurIn { to { opacity: 1; filter: blur(0); transform: none; } }
.hero .sub { margin: 1.5rem auto 0; max-width: 40ch; font-size: clamp(1.05rem, 1.6vw, 1.3rem); line-height: 1.5; color: rgba(255,255,255,0.78); opacity: 0; animation: blurIn 1.1s var(--ease) 0.9s forwards; }
.hero .scroll { position: absolute; left: 50%; bottom: 1.6rem; transform: translateX(-50%); width: 1px; height: 3rem; background: linear-gradient(to bottom, rgba(255,255,255,0.0), rgba(255,255,255,0.6)); animation: scrollHint 2.2s ease-in-out infinite; }
@keyframes scrollHint { 0%,100% { transform: translate(-50%, 0); opacity: 0.4; } 50% { transform: translate(-50%, 0.6rem); opacity: 1; } }

/* ---------- появление на скролле ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; } .reveal[data-d="2"] { transition-delay: 0.16s; } .reveal[data-d="3"] { transition-delay: 0.24s; }

/* ---------- секции ---------- */
.block { padding: clamp(4rem, 9vw, 8rem) 0; }
.block + .block { border-top: 1px solid var(--line); }
.sh { display: flex; align-items: baseline; gap: 1rem; margin: 0 0 2.5rem; font-family: var(--display); font-weight: 300; font-size: clamp(1.9rem, 3.4vw, 3rem); letter-spacing: -0.03em; line-height: 1.05; }
.sh .num { font-family: var(--text); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em; color: var(--mute); }
.label { margin: 0 0 1rem; font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute); }

/* человек */
.person { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 2.5rem 5rem; align-items: start; }
.person .pname { margin: 0 0 1rem; font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.person .role { margin: 0; font-family: var(--display); font-weight: 300; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.05; letter-spacing: -0.035em; color: var(--ink); text-wrap: balance; }
.person .principle { margin: 1.75rem 0 0; font-size: 1.05rem; color: var(--dim); max-width: 36ch; }
.person .facts-list { margin: 0.4rem 0 0; }
.person .facts { margin: 0; padding: 1.15rem 0; border-top: 1px solid var(--line); font-size: 1.02rem; line-height: 1.55; color: var(--dim); }
.person .facts:last-child { border-bottom: 1px solid var(--line); }
.person .facts b { font-weight: 500; color: var(--ink); }

/* три ситуации — карточки */
.cases { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.1rem; }
.case { position: relative; padding: 2rem 1.75rem 2.25rem; min-height: 19rem; border-radius: var(--r); background: var(--bg2); display: flex; flex-direction: column; justify-content: space-between; gap: 2rem; transition: transform 0.6s var(--ease), background 0.4s; overflow: hidden; }
.case::after { content: ""; position: absolute; inset: auto -30% -40% auto; width: 70%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(31,90,63,0.16), rgba(31,90,63,0) 65%); filter: blur(20px); transition: transform 0.8s var(--ease); }
.case:hover { transform: translateY(-4px); background: #EFEFEC; }
.case:hover::after { transform: translate(-10%, -10%) scale(1.15); }
.case h3 { margin: 0; font-family: var(--display); font-weight: 300; font-size: clamp(1.5rem, 2.2vw, 2rem); letter-spacing: -0.03em; line-height: 1.05; }
.case p { margin: 0; color: var(--dim); font-size: 1rem; line-height: 1.55; }
.about .close { margin: 2rem 0 0; color: var(--ink); font-size: 1.1rem; }

/* стойка — проявляется словами на скролле */
.stance { padding: clamp(4rem, 9vw, 8rem) 0; }
.stance p { margin: 0 0 1.6em; max-width: 30ch; font-family: var(--display); font-weight: 300; font-size: clamp(1.6rem, 3.2vw, 2.7rem); line-height: 1.18; letter-spacing: -0.03em; }
.stance p:last-child { margin-bottom: 0; }
.fill .w { color: rgba(11,12,14,0.18); transition: color 0.35s linear; }
.fill .w.on { color: var(--ink); }

/* проекты — тёмная секция */
.dark { margin: 0 calc(50% - 50vw); padding: clamp(4rem, 9vw, 8rem) calc(50vw - 50% + clamp(1.25rem, 4vw, 3.5rem)); background: var(--dark); color: var(--dark-ink); position: relative; overflow: hidden; border-top: 0 !important; }
.dark::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 50% at 80% 0%, rgba(46,122,87,0.22), transparent 70%), radial-gradient(50% 40% at 10% 100%, rgba(43,63,92,0.3), transparent 70%); pointer-events: none; }
.dark .grain { opacity: 0.05; }
.dark > * { position: relative; }
.dark .sh { color: var(--dark-ink); }
.dark .sh .num { color: var(--dark-dim); }
.projects-grid { display: grid; grid-template-columns: 1fr; }
.project { display: grid; grid-template-columns: 11rem 17rem 1fr; gap: 0.5rem 2.5rem; padding: 1.6rem 0; border-top: 1px solid rgba(255,255,255,0.12); align-items: start; }
.project:last-child { border-bottom: 1px solid rgba(255,255,255,0.12); }
.pmeta { margin: 0.3rem 0 0; font-size: 0.8rem; color: var(--dark-dim); grid-column: 1; grid-row: 1 / span 2; }
.project h3 { margin: 0 0 0.15rem; font-family: var(--display); font-weight: 300; font-size: 1.45rem; letter-spacing: -0.02em; grid-column: 2; }
.prole { margin: 0; font-size: 0.82rem; color: var(--dark-dim); grid-column: 2; }
.project p:not(.pmeta):not(.prole) { margin: 0; font-size: 0.98rem; line-height: 1.55; color: rgba(244,244,242,0.8); grid-column: 3; grid-row: 1 / span 2; }

/* рекомендации */
.quotes-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; }
.quotes-grid blockquote { margin: 0; padding: 2rem 1.75rem; border-radius: var(--r); background: var(--bg2); display: flex; flex-direction: column; justify-content: space-between; gap: 2rem; }
.quotes-grid blockquote p { margin: 0; font-family: var(--display); font-weight: 300; font-size: clamp(1.25rem, 1.8vw, 1.55rem); line-height: 1.35; letter-spacing: -0.02em; }
.quotes-grid blockquote footer { font-size: 0.85rem; color: var(--mute); }
.quotes-grid blockquote footer strong { font-weight: 500; color: var(--ink); }
.quotes-note { margin: 1.5rem 0 0; font-size: 0.8rem; color: var(--mute); }
.quotes-note a { color: var(--dim); }

/* статьи */
.topics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 2.5rem 3rem; }
.topic { border-top: 1px solid var(--line-hi); padding: 1.25rem 0 0; }
.topic h3 { margin: 0 0 0.5rem; font-family: var(--display); font-weight: 300; font-size: 1.5rem; letter-spacing: -0.025em; line-height: 1.1; }
.tnotes { list-style: none; margin: 0.5rem 0 0; padding: 0; }
.tnotes li { display: grid; gap: 0.1rem; padding: 0.75rem 0; border-top: 1px solid var(--line); font-size: 0.95rem; line-height: 1.4; }
.tnotes li:first-child { border-top: 0; }
.tnotes a { text-decoration: none; color: var(--ink); transition: color 0.2s; }
.tnotes a:hover { color: var(--accent); }
.tnotes .d { color: var(--mute); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; order: -1; }

/* ---------- страница заметки ---------- */
.inner .wrap { max-width: 46rem; }
.inner .topbar { color: var(--ink); background: rgba(255,255,255,0.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.note { padding: clamp(7rem, 16vh, 9rem) 0 2rem; font-size: 1.0625rem; line-height: 1.7; }
.meta { margin: 0 0 1.25rem; color: var(--mute); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; }
.meta a { text-decoration: none; color: var(--accent); }
.note h1 { font-family: var(--display); font-weight: 300; font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.05; letter-spacing: -0.035em; margin: 0 0 2rem; text-wrap: balance; }
.note h2 { font-family: var(--display); font-weight: 300; font-size: 1.7rem; letter-spacing: -0.02em; margin: 2.5rem 0 0.75rem; }
.note p { margin: 0 0 1.25rem; color: var(--dim); }
.note p:first-of-type { color: var(--ink); }

/* ---------- подвал ---------- */
footer#contacts { display: flex; flex-wrap: wrap; gap: 2rem; padding: 2.5rem 0 3.5rem; border-top: 1px solid var(--line); color: var(--mute); font-size: 0.85rem; }
footer a { text-decoration: none; }
footer a:hover { color: var(--ink); }

/* ---------- движение выключено ---------- */
@media (prefers-reduced-motion: reduce) {
  .hero h1 .w, .hero .sub { animation: none; opacity: 1; filter: none; transform: none; }
  .blob, .grain, .route-pulse, .hero .scroll { animation: none; }
  .route-path { animation: none; stroke-dashoffset: 0; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .fill .w { color: var(--ink); }
}

/* ---------- адаптив ---------- */
@media (max-width: 960px) {
  .person { grid-template-columns: 1fr; gap: 2rem; }
  .cases { grid-template-columns: 1fr; }
  .case { min-height: 0; gap: 1.25rem; }
  .project { grid-template-columns: 1fr; gap: 0.25rem; }
  .pmeta, .project h3, .prole, .project p:not(.pmeta):not(.prole) { grid-column: 1; grid-row: auto; }
  .project p:not(.pmeta):not(.prole) { margin-top: 0.5rem; }
  .hero-route { width: 70vw; right: -18vw; bottom: -4rem; opacity: 0.2; }
}
@media (max-width: 680px) {
  .topbar { padding: 0.9rem 1.25rem; font-size: 0.78rem; flex-wrap: wrap; gap: 0.5rem 1rem; }
  .menu { gap: 0.3rem 0.9rem; width: 100%; }
  .hero { padding-left: 1rem; padding-right: 1rem; }
  .hero h1 { max-width: none; font-size: clamp(2rem, 9.5vw, 2.6rem); letter-spacing: -0.04em; }
  .quotes-grid { grid-template-columns: 1fr; }
  .stance p { max-width: none; }
}