:root {
  color-scheme: dark;
  --bg: #08070b;
  --panel: rgba(21, 14, 24, 0.72);
  --panel-strong: rgba(19, 12, 21, 0.88);
  --line: rgba(22, 255, 210, 0.28);
  --line-strong: rgba(255, 65, 166, 0.4);
  --text: #f6f3ea;
  --muted: #d0c2bb;
  --accent: #6effe7;
  --accent2: #ff4fb6;
  --accent3: #ffd36e;
  --warn: #ffe270;
  --shadow: rgba(0, 0, 0, 0.46);
}

* { box-sizing: border-box; }
html { min-height: 100%; }
body {
  min-height: 100vh;
  margin: 0;
  position: relative;
  overflow-x: hidden;
  font-family: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(6, 5, 9, 0.88), rgba(15, 10, 18, 0.7) 38%, rgba(8, 9, 13, 0.86)),
    url('/static/images/cyber-cow.jpg') center 8% / cover fixed no-repeat,
    #07070a;
}
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}
body::before {
  background:
    radial-gradient(circle at 18% 20%, rgba(255, 88, 170, 0.38), transparent 24%),
    radial-gradient(circle at 78% 18%, rgba(52, 255, 210, 0.26), transparent 22%),
    radial-gradient(circle at 50% 72%, rgba(255, 211, 110, 0.16), transparent 30%),
    linear-gradient(115deg, rgba(7, 255, 205, 0.12), transparent 36%, rgba(255, 79, 182, 0.18) 72%, transparent 100%),
    repeating-linear-gradient(180deg, rgba(255,255,255,0.045) 0 2px, rgba(0,0,0,0) 2px 6px);
  mix-blend-mode: screen;
  opacity: 0.95;
}
body::after {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.12), rgba(255,255,255,0.02), rgba(0,0,0,0.2)),
    repeating-linear-gradient(90deg, rgba(0, 255, 208, 0.045) 0 1px, transparent 1px 110px),
    repeating-linear-gradient(0deg, rgba(255, 79, 182, 0.035) 0 1px, transparent 1px 90px);
  opacity: 0.5;
}

body[data-view-mode="game"] #lobby { display:none !important; }
body[data-view-mode="room"] #lobby-grid { display:none !important; }

.page {
  max-width: 1480px;
  margin: 0 auto;
  padding: 28px;
}

.panel,
.status-card {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015)),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 22px;
  box-shadow:
    0 20px 50px var(--shadow),
    inset 0 0 0 1px rgba(255,255,255,0.05),
    0 0 32px rgba(110, 255, 231, 0.08);
  backdrop-filter: blur(12px) saturate(1.1);
}
.panel::before,
.status-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(110,255,231,0.35), rgba(255,79,182,0.2), rgba(255,211,110,0.35));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.7;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.9fr);
  gap: 24px;
  align-items: stretch;
  overflow: hidden;
}
.hero-copy {
  position: relative;
  z-index: 1;
}
.hero-copy h1 {
  max-width: 10ch;
}
.hero-art {
  position: relative;
  min-height: 280px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  background:
    linear-gradient(140deg, rgba(8, 8, 14, 0.15), rgba(8, 8, 14, 0.55)),
    url('/static/images/cyber-cow.jpg') center 18% / cover no-repeat;
  box-shadow: inset 0 0 80px rgba(0,0,0,0.35), 0 0 30px rgba(255, 79, 182, 0.12);
}
.hero-art::before,
.hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
}
.hero-art::before {
  background:
    radial-gradient(circle at 24% 24%, rgba(255, 237, 140, 0.26), transparent 18%),
    linear-gradient(135deg, rgba(0, 255, 208, 0.14), transparent 34%, rgba(255, 79, 182, 0.3) 74%, rgba(0,0,0,0.16));
  mix-blend-mode: screen;
}
.hero-art::after {
  inset: 10px;
  border: 1px solid rgba(110,255,231,0.4);
  border-radius: 18px;
  box-shadow: 0 0 22px rgba(110,255,231,0.15), inset 0 0 22px rgba(255,79,182,0.12);
}
.hero-art-badge {
  position: absolute;
  right: 16px;
  bottom: 16px;
  max-width: 240px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(14, 11, 17, 0.76);
  border: 1px solid rgba(255, 79, 182, 0.34);
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 0 28px rgba(255, 79, 182, 0.16);
}

.lobby-grid,
.game-grid {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}
.lobby-grid { grid-template-columns: 1fr 1fr; }
.game-grid { grid-template-columns: minmax(0, 1.42fr) minmax(320px, 0.88fr); }
.side-stack { display: grid; gap: 24px; }

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
  font-weight: 800;
  text-shadow: 0 0 12px rgba(110,255,231,0.4);
}
.lead,
.muted {
  color: var(--muted);
}
.lead {
  max-width: 68ch;
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  line-height: 1.75;
}
h1,
h2 {
  margin: 0 0 12px;
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: 0.03em;
}
h1 {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 0.95;
  text-transform: uppercase;
  color: #fff9ef;
  text-shadow:
    0 0 14px rgba(255, 79, 182, 0.28),
    0 0 34px rgba(110, 255, 231, 0.18),
    0 3px 0 rgba(55, 24, 21, 0.7);
}
.pressure-title {
  --pressure-x: 0px;
  --pressure-stretch: 1;
  display: inline-block;
  transform: translateX(var(--pressure-x)) scaleX(var(--pressure-stretch));
  transform-origin: center;
  transition: transform 120ms ease, letter-spacing 120ms ease;
  -webkit-text-stroke: 1px rgba(80, 53, 187, 0.72);
  letter-spacing: calc(0.03em + (var(--pressure-stretch) - 1) * 0.08em);
}
.pressure-title::after {
  content: " realtime backend";
  display: block;
  margin-top: 10px;
  color: var(--accent);
  font-family: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(0.72rem, 1.3vw, 0.9rem);
  letter-spacing: 0.24em;
  text-shadow: 0 0 18px rgba(80, 53, 187, 0.55);
}
h2 {
  font-size: clamp(1.3rem, 2.2vw, 1.9rem);
  color: #fff1db;
  text-shadow: 0 0 10px rgba(255, 211, 110, 0.12);
}

label {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.96rem;
}
input,
button,
select {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding: 14px 16px;
  transition: 160ms ease;
}
input::placeholder { color: rgba(246, 243, 234, 0.44); }
input:focus,
select:focus,
button:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(110,255,231,0.12), 0 0 18px rgba(110,255,231,0.18);
}
button {
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
button:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.2);
}
button.primary {
  background: linear-gradient(92deg, var(--accent), #b0ff8e 54%, var(--accent3));
  color: #15110d;
  box-shadow: 0 8px 24px rgba(176,255,142,0.18), 0 0 18px rgba(110,255,231,0.2);
}
.hidden { display: none !important; }

.board-head,
.tools,
.room-actions {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.board-panel {
  background:
    linear-gradient(180deg, rgba(28, 16, 31, 0.84), rgba(14, 14, 18, 0.9)),
    var(--panel-strong);
}
.board-surface {
  position: relative;
  width: 100%;
  margin-top: 16px;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  background:
    linear-gradient(rgba(89, 50, 22, 0.28), rgba(48, 26, 11, 0.28)),
    linear-gradient(135deg, rgba(0,255,208,0.08), rgba(255,79,182,0.12)),
    url('/static/images/board-burlap.webp') center/cover no-repeat;
  box-shadow: inset 0 0 50px rgba(0,0,0,0.28), 0 0 22px rgba(110,255,231,0.08);
}
.board-surface::before,
.board-surface::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.board-surface::before {
  background:
    radial-gradient(circle at 50% 0%, rgba(255,255,255,0.12), transparent 28%),
    linear-gradient(180deg, rgba(0, 0, 0, 0), rgba(12, 12, 17, 0.16) 72%, rgba(255, 79, 182, 0.08));
}
.board-surface::after {
  inset: 14px;
  border-radius: 16px;
  border: 1px dashed rgba(110,255,231,0.16);
}
#board {
  display: block;
  width: 100%;
  height: auto;
  background: transparent;
  touch-action: none;
}
.timer {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--warn);
  text-shadow: 0 0 18px rgba(255,226,112,0.22);
}
.phrase-card,
.winner-box {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.045);
  border: 1px solid rgba(255, 211, 110, 0.12);
}
.players,
.chat {
  list-style: none;
  margin: 0;
  padding: 0;
}
.players { display: grid; gap: 10px; }
.players li,
.chat-message {
  border-radius: 18px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.04);
}
.players li.active {
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(110,255,231,0.12);
}
.chat {
  max-height: 420px;
  overflow: auto;
  display: grid;
  gap: 10px;
}
.chat-message.system { border-left: 3px solid var(--accent2); }
.chat-message.guess { border-left: 3px solid var(--warn); }
.chat-message .meta {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 4px;
}
.chat-form,
.confirm-box {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.brush-size-control { min-width: 240px; }
.brush-size-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.brush-size-buttons button { width: auto; }
.brush-size-buttons button.active {
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(110,255,231,0.14);
}

@media (max-width: 980px) {
  .hero,
  .lobby-grid,
  .game-grid {
    grid-template-columns: 1fr;
  }
  .page { padding: 16px; }
  .hero-art { min-height: 240px; }
  h1 { max-width: none; }
}