/* ═══════════════════════════════════════════════════════════
   DRIFT — open water
   palette: deep sea · warm sun · foam cream · brass accents
   fonts: Fraunces (display) · Hanken Grotesk (body) · Space Mono (data)
   ═══════════════════════════════════════════════════════════ */

:root {
  --sea:      #06121c;
  --ink:      #f3ece0;
  --ink-dim:  #9fb0b8;
  --foam:     #fbf6ec;
  --sun:      #ffcf8f;
  --brass:    #e0a560;
  --teal:     #7fd4d0;
  --line:     rgba(243, 236, 224, 0.14);
  --glass:    rgba(8, 18, 26, 0.46);
  --glass-2:  rgba(8, 18, 26, 0.62);
  --disp:     "Fraunces", serif;
  --body:     "Hanken Grotesk", sans-serif;
  --mono:     "Space Mono", monospace;
}

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

html, body {
  height: 100%; overflow: hidden;
  background: var(--sea); color: var(--ink);
  font-family: var(--body); -webkit-font-smoothing: antialiased;
}

#stage { position: fixed; inset: 0; display: block; outline: none; }

/* film grain + vignette for cinematic depth */
#grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 3; opacity: 0.022;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
#vignette {
  position: fixed; inset: 0; pointer-events: none; z-index: 2;
  background: radial-gradient(ellipse 110% 85% at 50% 42%, transparent 58%, rgba(2, 8, 12, 0.5) 100%);
}

/* ════════ LOADER ════════ */
#loader {
  position: fixed; inset: 0; z-index: 100;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 18px; background: linear-gradient(180deg, #0a1822, #050d14);
  transition: opacity 0.9s ease, visibility 0.9s;
}
#loader.done { opacity: 0; visibility: hidden; }
.loader-mark { display: flex; flex-direction: column; gap: 7px; width: 70px; }
.wave-line {
  height: 3px; border-radius: 3px; background: var(--brass);
  transform-origin: center; animation: swell 1.8s ease-in-out infinite;
}
.wave-line:nth-child(2) { animation-delay: 0.2s; opacity: 0.7; }
.wave-line:nth-child(3) { animation-delay: 0.4s; opacity: 0.45; }
@keyframes swell {
  0%, 100% { transform: scaleX(0.5) translateX(-30%); }
  50%      { transform: scaleX(1) translateX(20%); }
}
.loader-title {
  font-family: var(--disp); font-weight: 600; font-size: 30px;
  letter-spacing: 0.42em; padding-left: 0.42em;
}
.loader-sub { font-family: var(--mono); font-size: 12px; color: var(--ink-dim); letter-spacing: 0.05em; }

/* ════════ START SCREEN ════════ */
#start {
  position: fixed; inset: 0; z-index: 90;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse 120% 90% at 50% 38%, rgba(10,24,34,0.35), rgba(3,8,12,0.78));
  transition: opacity 0.7s ease, visibility 0.7s;
}
#start.done { opacity: 0; visibility: hidden; pointer-events: none; }
.start-card {
  width: min(92vw, 540px); padding: 30px 30px 26px;
  background: var(--glass-2); border: 1px solid var(--line); border-radius: 18px;
  backdrop-filter: blur(18px) saturate(1.1); text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}
.start-title {
  font-family: var(--disp); font-weight: 600; font-size: 44px; line-height: 0.9;
  letter-spacing: 0.04em; color: var(--foam);
}
.start-sub { font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
  letter-spacing: 0.06em; margin-top: 6px; text-transform: lowercase; }
#boat-cards { display: flex; gap: 12px; margin: 22px 0 18px; }
.boat-card {
  flex: 1; padding: 16px 10px; cursor: pointer; color: var(--ink);
  background: rgba(8,18,26,0.4); border: 1px solid var(--line); border-radius: 12px;
  display: flex; flex-direction: column; gap: 5px; align-items: center;
  transition: border-color 0.18s, background 0.18s, transform 0.12s;
}
.boat-card:hover { transform: translateY(-2px); border-color: rgba(243,236,224,0.3); }
.boat-card.sel { border-color: var(--brass); background: rgba(224,165,96,0.12); }
.bc-name { font-family: var(--disp); font-size: 17px; color: var(--foam); }
.bc-blurb { font-family: var(--mono); font-size: 9.5px; color: var(--ink-dim); letter-spacing: 0.04em; }
#nick-input {
  width: 100%; padding: 12px 14px; box-sizing: border-box;
  background: rgba(4,10,14,0.55); border: 1px solid var(--line); border-radius: 11px;
  color: var(--ink); font-family: var(--body); font-size: 15px; outline: none;
}
#nick-input:focus { border-color: var(--teal); }
#set-sail {
  width: 100%; margin-top: 14px; padding: 13px; cursor: pointer;
  background: var(--brass); color: #1c1206; border: none; border-radius: 11px;
  font-family: var(--mono); font-weight: 700; font-size: 14px; letter-spacing: 0.05em;
  transition: filter 0.18s, opacity 0.18s;
}
#set-sail:hover { filter: brightness(1.08); }
#set-sail:disabled { opacity: 0.6; cursor: progress; }

/* ════════ BRAND ════════ */
#brand { position: fixed; top: 28px; left: 34px; z-index: 10; pointer-events: none; }
#brand h1 {
  font-family: var(--disp); font-weight: 600; font-size: 40px; line-height: 0.9;
  font-style: italic; letter-spacing: -0.01em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
}
#brand p {
  font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
  margin-top: 9px; letter-spacing: 0.16em; text-transform: lowercase;
}

/* shared glass panel */
.glass {
  background: var(--glass); border: 1px solid var(--line);
  border-radius: 14px; backdrop-filter: blur(16px) saturate(1.1);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

/* ════════ STATUS / CLOCK (top right) ════════ */
#status {
  position: fixed; top: 24px; right: 28px; z-index: 10;
  min-width: 230px; padding: 16px 18px;
  background: var(--glass); border: 1px solid var(--line);
  border-radius: 14px; backdrop-filter: blur(16px) saturate(1.1);
}
.clock { display: flex; flex-direction: column; align-items: flex-end; }
#clock-time {
  font-family: var(--mono); font-weight: 700; font-size: 30px;
  letter-spacing: 0.02em; color: var(--foam); font-variant-numeric: tabular-nums;
  line-height: 1;
}
#clock-phase {
  font-family: var(--disp); font-style: italic; font-size: 14px;
  color: var(--brass); margin-top: 4px;
}
.status-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
  margin-top: 14px; padding-top: 13px; border-top: 1px solid var(--line);
}
.st { display: flex; flex-direction: column; }
.st b {
  font-family: var(--mono); font-weight: 700; font-size: 15px; color: var(--teal);
  font-variant-numeric: tabular-nums;
}
.st span { font-size: 9.5px; color: var(--ink-dim); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 3px; }

/* ════════ CONTROLS (bottom left) ════════ */
#controls {
  position: fixed; left: 28px; bottom: 26px; z-index: 10; width: 256px;
  display: flex; flex-direction: column; gap: 15px;
  padding: 17px; background: var(--glass); border: 1px solid var(--line);
  border-radius: 14px; backdrop-filter: blur(16px) saturate(1.1);
}
.ctl label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-dim); margin-bottom: 8px;
}
.ctl-val { color: var(--brass); text-transform: none; font-family: var(--disp); font-style: italic; font-size: 13px; }

input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--teal), var(--brass), var(--sun));
  outline: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: var(--foam); border: 2px solid var(--brass);
  box-shadow: 0 0 12px rgba(224, 165, 96, 0.55); transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }
input[type="range"]::-moz-range-thumb { width: 13px; height: 13px; border-radius: 50%; background: var(--foam); border: 2px solid var(--brass); }

.ctl-toggles { display: flex; flex-wrap: wrap; gap: 6px; }
.tgl {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.05em;
  padding: 6px 11px; border-radius: 20px; cursor: pointer;
  background: transparent; color: var(--ink-dim); border: 1px solid var(--line);
  transition: all 0.2s;
}
.tgl:hover { border-color: rgba(243, 236, 224, 0.4); color: var(--ink); }
.tgl.on { background: rgba(224, 165, 96, 0.16); color: var(--sun); border-color: rgba(224, 165, 96, 0.45); }
.tgl.tiny { padding: 5px 9px; font-size: 10px; }

/* ════════ VIEWS (bottom center) ════════ */
#views {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 10;
  display: flex; gap: 4px; padding: 5px;
  background: var(--glass); border: 1px solid var(--line);
  border-radius: 30px; backdrop-filter: blur(16px) saturate(1.1);
}
.view-btn {
  font-family: var(--mono); font-size: 11px; padding: 8px 16px; border-radius: 22px;
  border: none; cursor: pointer; background: transparent; color: var(--ink-dim);
  transition: all 0.25s; white-space: nowrap;
}
.view-btn:hover { color: var(--ink); }
.view-btn.active { background: rgba(127, 212, 208, 0.18); color: var(--teal); }

/* ════════ LEGEND (bottom right) ════════ */
#legend {
  position: fixed; right: 28px; bottom: 26px; z-index: 10;
  display: flex; flex-direction: column; gap: 8px; align-items: flex-end;
  font-family: var(--mono); font-size: 10.5px; color: var(--ink-dim);
}
.legend-hint { opacity: 0.7; }

/* ════════ CHAT (right, above legend) ════════ */
#chat {
  position: fixed; right: 28px; bottom: 64px; z-index: 11; width: 290px;
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--glass-2); border: 1px solid var(--line);
  border-radius: 14px; backdrop-filter: blur(16px) saturate(1.1);
}
#chat-head {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.05em;
  padding: 10px 13px; text-align: left; cursor: pointer;
  background: transparent; border: none; color: var(--teal);
}
#chat.offline #chat-head { color: var(--ink-dim); }
#chat-head.ping::after { content: " ●"; color: var(--sun); animation: ping 1.2s ease-in-out infinite; }
@keyframes ping { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }
#chat.collapsed #chat-body { display: none; }
#chat-body { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
#chat-log {
  height: 170px; overflow-y: auto; padding: 9px 12px;
  display: flex; flex-direction: column; gap: 5px;
  font-size: 12.5px; line-height: 1.35; scrollbar-width: thin;
}
.chat-line { color: var(--ink); overflow-wrap: break-word; }
.chat-line b { color: var(--teal); font-weight: 600; }
.chat-line.mine b { color: var(--brass); }
.chat-line.dm { color: var(--sun); }
.chat-line.dm b { color: var(--sun); }
.chat-line.sys { color: var(--ink-dim); font-style: italic; font-size: 11.5px; }
#chat-row { display: flex; gap: 6px; padding: 8px; border-top: 1px solid var(--line); }
#chat-to {
  max-width: 86px; font-family: var(--mono); font-size: 10px;
  background: rgba(8, 18, 26, 0.7); color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 8px; padding: 0 4px; cursor: pointer;
}
#chat-input {
  flex: 1; font-family: var(--body); font-size: 12.5px;
  background: rgba(8, 18, 26, 0.7); color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; outline: none;
}
#chat-input:focus { border-color: rgba(127, 212, 208, 0.5); }

@media (max-width: 900px) {
  #status { min-width: 0; padding: 10px 12px; top: 16px; right: 16px; }
  #clock-time { font-size: 22px; }
  .status-grid { display: none; }
  #controls { width: 200px; left: 14px; bottom: 14px; padding: 12px; }
  #views { bottom: auto; top: 14px; }
  #legend { display: none; }
  #chat { right: 14px; bottom: 14px; width: 230px; }
  #brand { top: auto; bottom: 14px; right: 16px; left: auto; text-align: right; }
  #brand h1 { font-size: 30px; }
}