/* ==========================================================
   ИРИНА — вечерняя практика
   Dark atmospheric · ember glow · Prata + Golos Text
   ========================================================== */

*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; padding: 0; }
input, select, textarea { font: inherit; color: inherit; }

:root {
  --bg: #241C18;
  --bg-soft: #2F251F;
  --bg-card: #2B221C;
  --cream: #F2EAD9;
  --cream-soft: #C9BFAE;
  --mute: #8F8576;
  --line: rgba(242, 234, 217, 0.13);
  --line-soft: rgba(242, 234, 217, 0.07);
  --ember: #D98E5F;
  --ember-deep: #C96F4A;
  --ember-glow: #E8B287;

  --font-display: 'Prata', 'Georgia', serif;
  --font-body: 'Golos Text', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --s2: 0.5rem; --s3: 0.75rem; --s4: 1rem; --s5: 1.5rem;
  --s6: 2rem; --s7: 3rem; --s8: 4.5rem; --s9: 6.5rem; --s10: 9rem;

  --max-w: 1280px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--ember-deep); color: var(--bg); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--s5);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--s7); }
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
}

em {
  font-style: normal;
  background: linear-gradient(110deg, var(--ember-glow), var(--ember-deep));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--ember);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0.005em;
}

.section-label { margin-bottom: var(--s6); display: inline-block; }

/* ---------- Grain overlay ---------- */
.grain {
  position: fixed;
  inset: -50%;
  width: 200%;
  height: 200%;
  pointer-events: none;
  z-index: 90;
  opacity: 0.055;
  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='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(4) infinite;
}

@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 1%); }
  50% { transform: translate(1%, -2%); }
  75% { transform: translate(-1%, 2%); }
  100% { transform: translate(2%, -1%); }
}

/* ---------- Preloader ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s4);
}

.loader__word {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  color: var(--cream);
  opacity: 0;
}

.loader__word--out { color: var(--ember); }

.loader__line {
  width: 1px;
  height: 0;
  background: linear-gradient(to bottom, var(--ember-glow), transparent);
}

/* ---------- Custom cursor ---------- */
.cursor { display: none; }

@media (hover: hover) and (pointer: fine) {
  .cursor {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 300;
    pointer-events: none;
  }
  .cursor__dot {
    position: absolute;
    width: 7px;
    height: 7px;
    margin: -3.5px 0 0 -3.5px;
    border-radius: 50%;
    background: var(--ember-glow);
  }
  .cursor__ring {
    position: absolute;
    width: 36px;
    height: 36px;
    margin: -18px 0 0 -18px;
    border-radius: 50%;
    border: 1px solid rgba(232, 178, 135, 0.45);
    transition: transform 0.25s ease, opacity 0.25s ease, background 0.25s ease;
  }
  .cursor--active .cursor__ring {
    transform: scale(1.7);
    background: rgba(232, 178, 135, 0.08);
  }
  body.has-cursor, body.has-cursor a, body.has-cursor button,
  body.has-cursor input, body.has-cursor select { cursor: none; }
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s5);
  padding: var(--s5) var(--s5);
  opacity: 0;
  transition: background 0.4s ease, padding 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}

.nav.is-ready { opacity: 1; }

.nav.is-scrolled {
  background: rgba(15, 13, 11, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line-soft);
  padding-top: var(--s3);
  padding-bottom: var(--s3);
}

@media (min-width: 768px) {
  .nav { padding-left: var(--s7); padding-right: var(--s7); }
}

.nav__brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.01em;
}

.nav__brand-dot { color: var(--ember); }

.nav__menu {
  display: none;
  gap: var(--s6);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

@media (min-width: 820px) { .nav__menu { display: flex; } }

.nav__link {
  font-size: 0.85rem;
  color: var(--cream-soft);
  letter-spacing: 0.02em;
  position: relative;
  padding: 4px 0;
  transition: color 0.2s ease;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--ember);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.nav__link:hover { color: var(--cream); }
.nav__link:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__cta {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 0.7rem 1.3rem;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}

.nav__cta:hover {
  border-color: var(--ember);
  background: var(--ember);
  color: var(--bg);
}

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.05rem 2rem;
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  overflow: hidden;
  transition: color 0.35s ease, border-color 0.35s ease;
}

.btn span { position: relative; z-index: 2; }

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 99px;
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.btn:hover::before { transform: scaleY(1); transform-origin: top; }

.btn--primary {
  background: var(--cream);
  color: var(--bg);
}

.btn--primary::before { background: linear-gradient(110deg, var(--ember-glow), var(--ember-deep)); }

.btn--ghost {
  border: 1px solid var(--line);
  color: var(--cream);
}

.btn--ghost::before { background: var(--cream); }
.btn--ghost:hover { color: var(--bg); border-color: var(--cream); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.hero__glow {
  position: absolute;
  top: 50%;
  right: 8%;
  width: min(46vw, 640px);
  aspect-ratio: 1;
  transform: translateY(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 142, 95, 0.16) 0%, rgba(217, 142, 95, 0.05) 45%, transparent 70%);
  animation: glow-breath 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes glow-breath {
  0%, 100% { transform: translateY(-50%) scale(1); opacity: 0.75; }
  45% { transform: translateY(-50%) scale(1.09); opacity: 1; }
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(7rem, 16vh, 10rem) var(--s5) var(--s9);
}

@media (min-width: 768px) {
  .hero__content { padding-left: var(--s7); padding-right: var(--s7); }
}

.hero__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s4);
  margin-bottom: var(--s6);
}

.hero__meta-sep {
  width: 24px;
  height: 1px;
  background: var(--line);
}

.hero__title {
  font-size: clamp(3.2rem, 10.5vw, 8.5rem);
  max-width: 12ch;
  margin-bottom: var(--s6);
}

.hero__lead {
  max-width: 44ch;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  font-weight: 400;
  line-height: 1.7;
  color: var(--cream-soft);
  margin-bottom: var(--s7);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s4);
}

.hero__scroll {
  position: absolute;
  bottom: var(--s6);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s3);
}

.hero__scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, var(--ember), transparent);
  animation: scroll-pulse 2.4s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(0.35); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ---------- Marquee ---------- */
.marquee {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: var(--s5) 0;
  overflow: hidden;
  background: var(--bg-soft);
}

.marquee__track {
  display: flex;
  white-space: nowrap;
  will-change: transform;
}

.marquee__inner {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  color: var(--cream-soft);
  padding-right: 0.5em;
}

.marquee__inner i {
  font-style: normal;
  color: var(--ember);
  padding: 0 0.35em;
}

/* ---------- Manifesto ---------- */
.manifesto {
  padding: var(--s10) 0;
}

.manifesto__text {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.4vw, 3.4rem);
  line-height: 1.32;
  max-width: 26ch;
}

.manifesto__text .w { opacity: 0.12; }

.manifesto__sign {
  margin-top: var(--s7);
  color: var(--ember);
}

/* ---------- Practices ---------- */
.practices { padding: 0 0 var(--s10); }

.practices__head { margin-bottom: var(--s8); }

.practices__title { font-size: clamp(2.2rem, 5.5vw, 4.2rem); }

.practices__list { border-top: 1px solid var(--line); }

.practice {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: baseline;
  gap: var(--s4);
  padding: var(--s5) var(--s2);
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding-left 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.practice::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(217, 142, 95, 0.09), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

@media (hover: hover) {
  .practice:hover { padding-left: var(--s5); }
  .practice:hover::before { opacity: 1; }
  .practice:hover .practice__name { color: var(--ember-glow); }
}

.practice__num { color: var(--ember); }

.practice__name {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.4vw, 2.6rem);
  transition: color 0.3s ease;
}

.practice__desc {
  color: var(--mute);
  font-size: 0.9rem;
  text-align: right;
}

@media (max-width: 560px) {
  .practice { grid-template-columns: 2.2rem 1fr; }
  .practice__desc { grid-column: 2; text-align: left; font-size: 0.82rem; }
}

/* ---------- Rhythm ---------- */
.rhythm {
  padding: var(--s10) 0;
  background: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.rhythm__title { font-size: clamp(2.2rem, 5.5vw, 4.2rem); margin-bottom: var(--s8); }

.rhythm__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: 1px solid var(--line);
}

@media (max-width: 760px) {
  .rhythm__grid { grid-template-columns: repeat(2, 1fr); }
}

.rhythm__slot {
  padding: var(--s6) var(--s5);
  border-right: 1px solid var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}

.rhythm__day { color: var(--mute); }

.rhythm__time {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  color: var(--cream);
}

.rhythm__slot--clock .rhythm__time { color: var(--ember); }

.rhythm__note {
  margin-top: var(--s6);
  color: var(--cream-soft);
  max-width: 44ch;
}

/* ---------- Formats / cards ---------- */
.formats { padding: var(--s10) 0; }

.formats__head { margin-bottom: var(--s8); }

.formats__title { font-size: clamp(2.2rem, 5.5vw, 4.2rem); margin-bottom: var(--s5); }

.formats__sub { color: var(--mute); max-width: 44ch; }

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s5);
}

@media (min-width: 920px) {
  .cards { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: var(--s6) var(--s5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.45s cubic-bezier(0.65, 0, 0.35, 1), border-color 0.45s ease;
}

@media (hover: hover) {
  .card:hover { transform: translateY(-6px); border-color: rgba(217, 142, 95, 0.45); }
}

.card--featured {
  border-color: rgba(217, 142, 95, 0.55);
  background: linear-gradient(165deg, #3A2C21 0%, var(--bg-card) 60%);
}

.card__halo {
  position: absolute;
  top: -40%;
  right: -30%;
  width: 80%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 142, 95, 0.22), transparent 65%);
  pointer-events: none;
}

.card__top { margin-bottom: var(--s5); }

.card__num { display: block; color: var(--ember); margin-bottom: var(--s4); }

.card__name {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: var(--s2);
}

.card__tag { color: var(--mute); font-size: 0.92rem; }

.card__price {
  display: flex;
  align-items: baseline;
  gap: var(--s3);
  padding: var(--s4) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--s5);
}

.card__price strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 400;
}

.card__price--text { font-size: 1.4rem; }

.card__features {
  flex: 1;
  margin-bottom: var(--s5);
}

.card__features li {
  padding: var(--s3) 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--cream-soft);
  font-size: 0.92rem;
  display: flex;
  gap: var(--s3);
}

.card__features li::before {
  content: "—";
  color: var(--ember);
  flex-shrink: 0;
}

.card__schedule { margin-bottom: var(--s5); }

.card__btn { width: 100%; }

/* ---------- Quote ---------- */
.quote {
  padding: var(--s10) 0;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(217, 142, 95, 0.07), transparent 70%),
    var(--bg);
}

.quote__body {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.2vw, 3.2rem);
  line-height: 1.3;
  max-width: 24ch;
  margin: 0 auto;
}

.quote__attr { margin-top: var(--s6); color: var(--ember); }

.quote__stub { margin-top: var(--s4); opacity: 0.55; }

/* ---------- Trial ---------- */
.trial {
  padding: var(--s10) 0;
  background: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
}

.trial__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s7);
}

@media (min-width: 900px) {
  .trial__grid { grid-template-columns: 1.1fr 1fr; gap: var(--s9); align-items: start; }
}

.trial__title { font-size: clamp(2.2rem, 5.5vw, 4.2rem); margin-bottom: var(--s5); }

.trial__desc { color: var(--cream-soft); max-width: 40ch; font-size: 1.05rem; }

.trial__fine { margin-top: var(--s5); color: var(--ember); }

.trial__form {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: var(--s6);
}

.field { margin-bottom: var(--s5); }

.field label {
  display: block;
  margin-bottom: var(--s2);
}

.field input,
.field select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: var(--s3) 0;
  font-size: 1rem;
  color: var(--cream);
  border-radius: 0;
  transition: border-color 0.25s ease;
}

.field select { appearance: none; }

.field select option { background: var(--bg-card); color: var(--cream); }

.field input::placeholder { color: var(--mute); }

.field input:focus,
.field select:focus {
  outline: none;
  border-bottom-color: var(--ember);
}

.trial__submit { width: 100%; margin-top: var(--s2); }

.trial__success {
  margin-top: var(--s4);
  color: var(--ember-glow);
  text-align: center;
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--s9) 0 var(--s6);
  border-top: 1px solid var(--line-soft);
  overflow: hidden;
}

.footer__big {
  font-family: var(--font-display);
  font-size: clamp(5rem, 22vw, 19rem);
  line-height: 0.95;
  background: linear-gradient(180deg, var(--cream) 30%, rgba(242, 234, 217, 0.25));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--s7);
}

.footer__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s6);
  padding-bottom: var(--s7);
  border-bottom: 1px solid var(--line-soft);
}

@media (min-width: 720px) {
  .footer__row { grid-template-columns: 1fr 1fr 1fr; }
}

.footer__col { display: flex; flex-direction: column; gap: var(--s3); }

.footer__col--end { align-items: flex-start; }

@media (min-width: 720px) {
  .footer__col--end { align-items: flex-end; }
}

.footer__label { margin-bottom: var(--s2); opacity: 0.6; }

.footer__link {
  font-size: 1rem;
  color: var(--cream-soft);
  width: fit-content;
  position: relative;
  transition: color 0.25s ease;
}

.footer__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: var(--ember);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.footer__link:hover { color: var(--cream); }
.footer__link:hover::after { transform: scaleX(1); transform-origin: left; }

.footer__clock { font-size: 1rem; color: var(--ember); letter-spacing: 0.1em; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s4);
  padding-top: var(--s5);
  opacity: 0.65;
}

/* ---------- Reveal initial states (JS removes) ---------- */
.js .reveal-fade { opacity: 0; transform: translateY(28px); }
.js .reveal-card { opacity: 0; transform: translateY(48px); }
.js [data-split] .line,
.js [data-split-quote] .line { overflow: hidden; }

/* ---------- Failsafe: force-reveal after timeout ---------- */
.force-reveal .loader { display: none !important; }
.force-reveal .nav { opacity: 1; }
.force-reveal .reveal-fade,
.force-reveal .reveal-card { opacity: 1 !important; transform: none !important; }
.force-reveal [data-split] .split-line,
.force-reveal [data-split-quote] .split-line { transform: none !important; }
.force-reveal .manifesto__text .w { opacity: 1 !important; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .js .reveal-fade, .js .reveal-card { opacity: 1; transform: none; }
  .grain { animation: none; }
}