/* ============================================================
   Планеты далёкой-далёкой галактики — стили
   Чистый CSS, без зависимостей. Палитра: космос #0b0d12,
   жёлтый Star Wars #ffe81f, серо-синие полутона.
   ============================================================ */

:root {
  --bg: #0b0d12;
  --surface: #141826;
  --surface-edge: #232a3f;
  --yellow: #ffe81f;
  --text: #cdd3e0;
  --muted: #8a92a6;
  --gap: 1.5rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

::selection { background: var(--yellow); color: #101010; }

/* ---------- Звёздное небо (только CSS, без изображений) ---------- */

.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    /* лёгкие туманности */
    radial-gradient(ellipse 60% 40% at 80% 10%, rgba(64, 84, 160, .16), transparent 70%),
    radial-gradient(ellipse 50% 35% at 12% 78%, rgba(120, 60, 140, .10), transparent 70%),
    /* крупные звёзды */
    radial-gradient(circle at 11% 9%,  rgba(255,255,255,.95) 0 1.6px, transparent 2.4px),
    radial-gradient(circle at 88% 22%, rgba(255,255,255,.85) 0 1.4px, transparent 2.2px),
    radial-gradient(circle at 72% 64%, rgba(255,255,255,.80) 0 1.3px, transparent 2.1px),
    radial-gradient(circle at 30% 88%, rgba(255,255,255,.85) 0 1.5px, transparent 2.3px),
    radial-gradient(circle at 55% 33%, rgba(255,255,255,.70) 0 1.2px, transparent 2px),
    /* мелкие звёзды */
    radial-gradient(circle at 6%  30%, rgba(255,255,255,.55) 0 1px, transparent 1.7px),
    radial-gradient(circle at 18% 52%, rgba(255,255,255,.45) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 26% 21%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 37% 70%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 45% 6%,  rgba(255,255,255,.55) 0 1px, transparent 1.7px),
    radial-gradient(circle at 63% 15%, rgba(255,255,255,.45) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 68% 45%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 78% 82%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 82% 38%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 93% 60%, rgba(255,255,255,.45) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 96% 8%,  rgba(255,255,255,.55) 0 1px, transparent 1.7px),
    radial-gradient(circle at 8%  65%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 15% 90%, rgba(255,255,255,.45) 0 1px, transparent 1.7px),
    radial-gradient(circle at 24% 42%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 33% 27%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 41% 55%, rgba(255,255,255,.45) 0 1px, transparent 1.7px),
    radial-gradient(circle at 49% 84%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 58% 68%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 66% 88%, rgba(255,255,255,.45) 0 1px, transparent 1.7px),
    radial-gradient(circle at 74% 7%,  rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 86% 74%, rgba(255,255,255,.50) 0 1px, transparent 1.7px),
    radial-gradient(circle at 91% 46%, rgba(255,255,255,.40) 0 .9px, transparent 1.6px),
    radial-gradient(circle at 4%  12%, rgba(255,255,255,.45) 0 1px, transparent 1.7px);
}

/* ---------- Шапка ---------- */

.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(3rem, 8vh, 5.5rem) 1.5rem 2.5rem;
  text-align: center;
}

.hero-kicker {
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-size: clamp(.9rem, 2vw, 1.05rem);
  margin-bottom: 1.6rem;
}

.hero h1 {
  color: var(--yellow);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .09em;
  font-size: clamp(1.5rem, 4.4vw, 2.9rem);
  text-shadow: 0 0 26px rgba(255, 232, 31, .28);
  margin-bottom: 1.2rem;
}

.hero-lead {
  max-width: 560px;
  margin: 0 auto 2.4rem;
  color: var(--text);
}

.planet-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem .35rem;
}

.planet-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: .45em 1em;
  border: 1px solid var(--surface-edge);
  border-radius: 999px;
  transition: color .15s, border-color .15s, background-color .15s;
}

.planet-nav a:hover,
.planet-nav a:focus-visible {
  color: #101010;
  background: var(--yellow);
  border-color: var(--yellow);
}

.planet-nav a:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* ---------- Сетка планет: разнородная, 12 колонок ---------- */

.planets {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gap);
}

.planet { scroll-margin-top: 1.5rem; }

.planet__frame {
  border: 1px solid var(--surface-edge);
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 14px 34px rgba(0, 0, 0, .45);
}

.planet__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* полноширинный блок (Татуин) */
.planet--wide { grid-column: 1 / -1; }

/* высокая карточка слева (Хот) */
.planet--tall {
  grid-column: 1 / 6;
  display: grid;
  gap: var(--gap);
}
.planet--tall .planet__info { align-self: center; }

/* пара квадратов (Дагоба + Эндор) — строго в одном ряду */
.planet--square--first { grid-column: 1 / 7; }
.planet--square--second { grid-column: 7 / 13; }

/* картинка справа, текст слева (Беспин) */
.planet--side {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--gap);
  align-items: center;
}

/* широкая «постерная» карточка со сдвигом (Набу) */
.planet--poster { grid-column: 2 / 12; }

/* панорама с подписью поверх (Корусант) */
.planet--panorama { grid-column: 1 / -1; position: relative; }
.planet__overlay {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 2.2rem 1.2rem .8rem;
  background: linear-gradient(180deg, transparent, rgba(5, 7, 12, .85));
  color: var(--muted);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-align: right;
}

/* портретная карточка слева (Мустафар) */
.planet--portrait {
  grid-column: 1 / 13;
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: var(--gap);
  align-items: center;
}

/* подписи и текст */
.planet__info { padding: .9rem .2rem 0; }
.planet--tall .planet__info,
.planet--square--first .planet__info,
.planet--square--second .planet__info,
.planet--poster .planet__info,
.planet--panorama .planet__info { padding-top: 1rem; }

.planet__info h2 {
  color: var(--yellow);
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  letter-spacing: .13em;
  text-transform: uppercase;
  margin-bottom: .25rem;
}

.planet__region {
  color: var(--muted);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: .7rem;
}

.planet__desc { max-width: 62ch; }

/* ---------- Подвал ---------- */

.footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
  text-align: center;
  color: #5c6478;
  font-size: .78rem;
}

/* ---------- Адаптив ---------- */

@media (max-width: 860px) {
  .planet--tall,
  .planet--square--first,
  .planet--square--second,
  .planet--poster { grid-column: 1 / -1; }

  .planet--side,
  .planet--portrait { grid-template-columns: 1fr; }

  .planet--side .planet__info { order: 2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .planet-nav a { transition: none; }
}