/* =========================================================
   STRATA — дизайн-система приватного Minecraft-сервера
   Тема: подземные пласты породы + инвентарные слоты крафт-стола
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

:root {
  /* --- Порода / фон --- */
  --void:            #131218;
  --deepslate:        #221f28;
  --deepslate-light:  #2c2933;
  --deepslate-lighter: #38343f;
  --stone-line:       #423e4a;

  /* --- Руды / акценты --- */
  --copper:        #b8734f;
  --copper-bright: #d68f5f;
  --redstone:      #c53f3f;
  --redstone-glow: #e35555;
  --glowstone:     #e8b74e;
  --moss:          #7a9b62;
  --moss-bright:   #93b878;

  /* --- Текст --- */
  --text:      #ece8e2;
  --text-dim:  #b3aeb8;
  --text-mute: #837e8c;

  /* --- Типографика --- */
  --font-display: 'IBM Plex Mono', 'Courier New', monospace;
  --font-body:    'IBM Plex Sans', -apple-system, sans-serif;

  /* --- Геометрия --- */
  --radius: 3px;
  --slot-border-light: rgba(255,255,255,0.08);
  --slot-border-dark: rgba(0,0,0,0.55);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--void);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  background-image:
    repeating-linear-gradient(
      180deg,
      var(--void) 0px,
      var(--void) 64px,
      var(--deepslate) 64px,
      var(--deepslate) 128px
    );
  background-attachment: fixed;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  color: var(--text);
}

p { color: var(--text-dim); margin: 0 0 1em; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper-bright);
  margin-bottom: 0.75em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  background: var(--copper);
  box-shadow: 0 0 0 2px var(--void), 0 0 8px var(--copper);
}

/* =========================================================
   "Слот" — беvелённая рамка в стиле инвентаря крафт-стола.
   Используется для карточек, кнопок, инпутов, статус-виджета.
   ========================================================= */
.slot {
  background: var(--deepslate-light);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  border-radius: var(--radius);
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(19, 18, 24, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--stone-line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.brand-mark {
  width: 26px; height: 26px;
  background: linear-gradient(135deg, var(--copper) 0%, var(--copper) 50%, var(--deepslate) 50%, var(--deepslate) 100%);
  border-top: 2px solid rgba(255,255,255,0.25);
  border-left: 2px solid rgba(255,255,255,0.25);
  border-bottom: 2px solid rgba(0,0,0,0.4);
  border-right: 2px solid rgba(0,0,0,0.4);
}
.brand span { color: var(--copper-bright); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 0.85rem;
  padding: 8px 14px;
  color: var(--text-dim);
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
}
.main-nav a:hover { color: var(--text); background: var(--deepslate-light); }
.main-nav a.active { color: var(--glowstone); background: var(--deepslate-light); }

.nav-actions { display: flex; gap: 10px; align-items: center; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 11px 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius);
  transition: transform 0.1s ease, filter 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--copper);
  color: #1a1620;
  border-top: 2px solid var(--copper-bright);
  border-left: 2px solid var(--copper-bright);
  border-bottom: 2px solid rgba(0,0,0,0.5);
  border-right: 2px solid rgba(0,0,0,0.5);
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-ghost {
  background: var(--deepslate-light);
  color: var(--text);
  border-top: 2px solid var(--slot-border-light);
  border-left: 2px solid var(--slot-border-light);
  border-bottom: 2px solid var(--slot-border-dark);
  border-right: 2px solid var(--slot-border-dark);
}
.btn-ghost:hover { background: var(--deepslate-lighter); }

.btn-sm { padding: 7px 14px; font-size: 0.78rem; }
.btn-block { width: 100%; justify-content: center; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  padding: 88px 0 72px;
  position: relative;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  line-height: 1.08;
  margin-bottom: 0.4em;
}
.hero h1 em {
  font-style: normal;
  color: var(--copper-bright);
}
.hero .lede { font-size: 1.05rem; max-width: 46ch; }

.ip-row {
  display: flex;
  gap: 10px;
  margin: 28px 0 16px;
  flex-wrap: wrap;
}
.ip-box {
  font-family: var(--font-display);
  font-size: 1.05rem;
  padding: 13px 18px;
  color: var(--glowstone);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 14px;
}
.ip-box .label {
  font-size: 0.68rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* --- status widget: имитация предмета в слоте инвентаря --- */
.status-widget {
  padding: 22px;
  position: relative;
}
.status-widget .sw-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.status-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--moss-bright);
  box-shadow: 0 0 8px var(--moss-bright);
  display: inline-block;
  margin-right: 8px;
}
.sw-status-text {
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--moss-bright);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.sw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.sw-stat {
  background: var(--deepslate);
  padding: 14px 10px;
  text-align: center;
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
}
.sw-stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--text);
  text-shadow: 2px 2px 0 rgba(0,0,0,0.5);
}
.sw-stat small {
  font-size: 0.68rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* =========================================================
   Recipe strip — метафора крафта для онбординга
   ========================================================= */
.recipe-section { padding: 40px 0 80px; }
.recipe-strip {
  padding: 32px;
  display: flex;
  align-items: center;
  gap: 22px;
  overflow-x: auto;
}
.recipe-grid {
  display: grid;
  grid-template-columns: repeat(3, 84px);
  grid-template-rows: repeat(1, 84px);
  gap: 8px;
  flex-shrink: 0;
}
.recipe-cell {
  background: var(--deepslate);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6px;
  font-family: var(--font-display);
  font-size: 0.68rem;
  color: var(--text-dim);
  gap: 4px;
}
.recipe-cell .n {
  color: var(--glowstone);
  font-weight: 700;
  font-size: 0.9rem;
}
.recipe-arrow {
  font-size: 1.6rem;
  color: var(--copper);
  flex-shrink: 0;
}
.recipe-output {
  width: 84px; height: 84px;
  flex-shrink: 0;
  background: linear-gradient(160deg, var(--copper) 0%, #8a5638 100%);
  border-top: 2px solid var(--copper-bright);
  border-left: 2px solid var(--copper-bright);
  border-bottom: 2px solid rgba(0,0,0,0.5);
  border-right: 2px solid rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: #1a1620;
  padding: 6px;
}

/* =========================================================
   Section headings
   ========================================================= */
.section { padding: 64px 0; }
.section-head { max-width: 60ch; margin-bottom: 40px; }
.section-head h2 { font-size: 1.9rem; }

/* =========================================================
   Card grid
   ========================================================= */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  padding: 22px;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-3px); }
.card .card-icon {
  width: 36px; height: 36px;
  background: var(--deepslate);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { font-size: 0.9rem; margin-bottom: 0; }

/* =========================================================
   Rules
   ========================================================= */
.rule-item {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
  margin-bottom: 10px;
}
.rule-num {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-mute);
  text-align: center;
}
.rule-item h4 { font-size: 0.98rem; margin-bottom: 4px; }
.rule-item p { font-size: 0.85rem; margin: 0; }
.tag {
  font-family: var(--font-display);
  font-size: 0.68rem;
  padding: 5px 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  white-space: nowrap;
}
.tag-info { background: rgba(122,155,98,0.15); color: var(--moss-bright); }
.tag-warn { background: rgba(232,183,78,0.15); color: var(--glowstone); }
.tag-ban  { background: rgba(197,63,63,0.18); color: var(--redstone-glow); }

/* =========================================================
   Forms
   ========================================================= */
.auth-wrap {
  max-width: 420px;
  margin: 60px auto 100px;
  padding: 0 24px;
}
.auth-card { padding: 36px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-mute);
  margin-bottom: 8px;
}
.field input {
  width: 100%;
  background: var(--deepslate);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.field input:focus {
  outline: 2px solid var(--copper-bright);
  outline-offset: 1px;
}
.field small { color: var(--text-mute); font-size: 0.78rem; }

.nick-status {
  display: block;
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 0.78rem;
}
.nick-status.checking { color: var(--text-mute); }
.nick-status.valid { color: var(--moss-bright); }
.nick-status.invalid { color: var(--redstone-glow); }
.auth-switch { text-align: center; margin-top: 18px; font-size: 0.88rem; color: var(--text-dim); }
.auth-switch a { color: var(--copper-bright); }

/* =========================================================
   Achievements / leaderboard
   ========================================================= */
.ach-card { padding: 20px; display: flex; gap: 14px; align-items: flex-start; }
.ach-badge {
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: var(--deepslate);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.ach-badge.locked { filter: grayscale(1) brightness(0.5); }
.ach-body h4 { font-size: 0.95rem; margin-bottom: 4px; }
.ach-body p { font-size: 0.82rem; margin-bottom: 8px; }
.progress-track {
  height: 6px;
  background: var(--void);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill { height: 100%; background: var(--glowstone); }

.leaderboard { width: 100%; border-collapse: collapse; margin-top: 8px; }
.leaderboard th {
  font-family: var(--font-display);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-mute);
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--stone-line);
}
.leaderboard td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--stone-line);
  font-size: 0.9rem;
}
.leaderboard tr:hover td { background: var(--deepslate-light); }
.rank { font-family: var(--font-display); color: var(--copper-bright); }

/* =========================================================
   Messenger mock
   ========================================================= */
.messenger {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 560px;
  overflow: hidden;
}
.dm-list { border-right: 1px solid var(--stone-line); overflow-y: auto; }
.dm-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--stone-line);
  cursor: pointer;
}
.dm-item:hover, .dm-item.active { background: var(--deepslate-lighter); }
.avatar {
  width: 34px; height: 34px;
  background: var(--deepslate);
  border-top: 2px solid var(--slot-border-dark);
  border-left: 2px solid var(--slot-border-dark);
  border-bottom: 2px solid var(--slot-border-light);
  border-right: 2px solid var(--slot-border-light);
  flex-shrink: 0;
}
.dm-item .name { font-size: 0.88rem; }
.dm-item .preview { font-size: 0.76rem; color: var(--text-mute); }
.chat-pane { display: flex; flex-direction: column; }
.chat-head {
  padding: 14px 20px;
  border-bottom: 1px solid var(--stone-line);
  font-family: var(--font-display);
  font-size: 0.9rem;
}
.chat-body { flex: 1; padding: 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.bubble {
  max-width: 70%;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
}
.bubble.in { background: var(--deepslate-light); align-self: flex-start; }
.bubble.out { background: var(--copper); color: #1a1620; align-self: flex-end; }
.chat-input {
  display: flex; gap: 10px;
  padding: 14px;
  border-top: 1px solid var(--stone-line);
}
.chat-input input {
  flex: 1;
  background: var(--deepslate);
  border: none;
  border-radius: var(--radius);
  padding: 11px 14px;
  color: var(--text);
  font-family: var(--font-body);
}

.gate-note {
  margin-top: 14px;
  padding: 12px 16px;
  font-size: 0.82rem;
  color: var(--glowstone);
  background: rgba(232,183,78,0.08);
  border-left: 3px solid var(--glowstone);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--stone-line);
  padding: 40px 0;
  margin-top: 60px;
}
.site-footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { font-size: 0.85rem; color: var(--text-dim); }
.footer-links a:hover { color: var(--copper-bright); }
.footer-mute { font-size: 0.8rem; color: var(--text-mute); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 860px) {
  .hero .container { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .menu-toggle { display: block; }
  .messenger { grid-template-columns: 1fr; height: auto; }
  .dm-list { max-height: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}