:root {
  --bg: oklch(0.09 0 0);
  --surface: oklch(0.145 0 0);
  --ink: oklch(0.94 0.02 113);
  --muted: oklch(0.72 0.04 113);
  --primary: oklch(0.78 0.15 113);
  --primary-ink: oklch(0.18 0.04 113);
  --accent: oklch(0.76 0.12 72);
  --line: oklch(0.28 0.02 113);
  --danger: oklch(0.72 0.12 25);
  --z-header: 10;
  --z-toast: 40;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-display: "Geologica", "Avenir Next", sans-serif;
  --font-body: "Source Serif 4", "Iowan Old Style", Georgia, serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 0.96rem + 0.4vw, 1.2rem);
  line-height: 1.65;
  font-optical-sizing: auto;
}

img,
video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--primary);
  color: var(--primary-ink);
  padding: 0.6rem 1rem;
  z-index: 50;
}

.skip:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 4vw, 2.5rem);
  background: color-mix(in oklch, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand img {
  width: 2.1rem;
  height: 2.1rem;
  object-fit: cover;
  border-radius: 2px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 560;
  letter-spacing: -0.03em;
  font-size: 1.05rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a {
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.92rem;
  color: var(--muted);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 560;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border-radius: 2px;
  transition: transform 220ms var(--ease), background 220ms var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  min-height: calc(100svh - 4.2rem);
}

.hero-media {
  position: relative;
  min-height: 28rem;
  overflow: hidden;
}

.hero-media img,
.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.hero-media video {
  z-index: 1;
}

.hero-copy {
  padding: clamp(2rem, 6vw, 5rem) clamp(1.2rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 1.4rem;
  border-left: 1px solid var(--line);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 520;
  letter-spacing: -0.035em;
  line-height: 1.02;
  text-wrap: balance;
  font-size: clamp(2.4rem, 1.4rem + 4vw, 4.6rem);
  max-width: 12ch;
}

.lede {
  margin: 0;
  max-width: 38ch;
  color: var(--muted);
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.meta-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--muted);
}

.meta-row b {
  color: var(--ink);
  font-weight: 560;
}

.film {
  display: grid;
  grid-template-columns: minmax(16rem, 28rem) 1fr;
  border-top: 1px solid var(--line);
}

.film-stage {
  position: relative;
  min-height: 22rem;
  overflow: hidden;
  background: var(--surface);
}

.film-stage img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  animation: ken 18s var(--ease) infinite;
}

.film-stage img:nth-child(1) { animation-delay: 0s; }
.film-stage img:nth-child(2) { animation-delay: 6s; }
.film-stage img:nth-child(3) { animation-delay: 12s; }

@keyframes ken {
  0% { opacity: 0; transform: scale(1.06); }
  6% { opacity: 1; }
  30% { opacity: 1; transform: scale(1); }
  36% { opacity: 0; }
  100% { opacity: 0; transform: scale(1); }
}

.film-copy {
  padding: clamp(1.8rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.8rem;
}

.film-copy h2,
.request h2,
.rules h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.6rem);
  letter-spacing: -0.03em;
  text-wrap: balance;
  font-weight: 520;
}

.film-copy p {
  margin: 0;
  max-width: 46ch;
  color: var(--muted);
}

.rules {
  padding: clamp(2.5rem, 6vw, 5rem) clamp(1.2rem, 4vw, 3.5rem);
  border-top: 1px solid var(--line);
}

.rules ol {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1.4rem;
}

.rules li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem;
  max-width: 62ch;
}

.rules .n {
  font-family: var(--font-display);
  color: var(--primary);
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.rules h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 560;
}

.rules p {
  margin: 0;
  color: var(--muted);
}

.request {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-top: 1px solid var(--line);
}

.request-visual {
  min-height: 24rem;
  background: #1a1610 center/cover no-repeat;
}

.request-form {
  padding: clamp(2rem, 5vw, 4rem);
}

form {
  display: grid;
  gap: 0.95rem;
  margin-top: 1.2rem;
  max-width: 34rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--font-display);
  font-size: 0.88rem;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-family: var(--font-body);
  padding: 0.7rem 0.8rem;
  border-radius: 2px;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.form-note,
.form-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.form-status[data-state="ok"] {
  color: var(--primary);
}

.form-status[data-state="err"] {
  color: var(--danger);
}

.login {
  min-height: calc(100svh - 8rem);
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.login-card {
  width: min(28rem, 100%);
  display: grid;
  gap: 1rem;
}

.login-card h1 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.03em;
  font-size: clamp(2rem, 1.4rem + 2vw, 3rem);
}

.login-card p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.2rem clamp(1rem, 4vw, 2.5rem);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.82rem;
}

@media (max-width: 860px) {
  .hero,
  .film,
  .request {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .request-form {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .hero-media,
  .request-visual,
  .film-stage {
    min-height: 18rem;
  }

  .nav .hide-sm {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover { transform: none; }
  .film-stage img {
    animation: none;
    opacity: 0;
  }
  .film-stage img:first-child {
    opacity: 1;
    transform: none;
  }
}