/* Radio Caroline — ühine stiil live- ja flashback-lehele.
   Lehe teema valitakse <html data-theme="live|flashback"> kaudu:
   "live" on cyan-fookusega, "flashback" vahetab aktsendid (magenta-fookusega).
   Fikseeritud värvid (--cyan/--magenta/--green) on ühised; --accent/--accent-2
   on teemast sõltuvad aliasid. RGB-kolmikud võimaldavad rgba() läbipaistvust. */
:root{
  color-scheme:dark;
  --void:#04060b;
  --void-2:#0a1220;
  --cyan:#00f0ff;
  --magenta:#ff2ea6;
  --green:#39ff9e;
  --steel:#5a6c80;
  --text:#d9f7ff;
  --accent:var(--cyan);
  --accent-2:var(--magenta);
  --accent-rgb:0,240,255;
  --accent-2-rgb:255,46,166;
  --panel-line:rgba(var(--accent-rgb),.28);
}

html[data-theme="flashback"]{
  --accent:var(--magenta);
  --accent-2:var(--cyan);
  --accent-rgb:255,46,166;
  --accent-2-rgb:0,240,255;
}

*{ box-sizing:border-box; }

html,body{ height:100%; }

body{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(ellipse 60% 40% at 20% -5%, rgba(var(--accent-rgb),.14), transparent 60%),
    radial-gradient(ellipse 60% 45% at 100% 110%, rgba(var(--accent-2-rgb),.12), transparent 60%),
    linear-gradient(180deg, var(--void-2), var(--void) 55%);
  color: var(--text);
  font-family:'Share Tech Mono', 'Consolas', monospace;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 16px;
  overflow-x:hidden;
  position:relative;
}

/* ambient circuit grid, masked so it fades toward the edges.
   The mask/vignette (.bg-grid) stays static; only the pattern layer
   inside it (.bg-grid::before) moves, and it moves via transform so
   the browser can animate it on the compositor/GPU instead of
   repainting the whole viewport every frame. */
.bg-grid{
  position:fixed; inset:0;
  overflow:hidden;
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 35%, transparent 78%);
  mask-image: radial-gradient(ellipse at 50% 30%, black 35%, transparent 78%);
  pointer-events:none;
  z-index:0;
}
.bg-grid::before{
  content:"";
  position:absolute;
  top:-42px; left:-42px; right:-42px; bottom:-42px;
  background-image:
    linear-gradient(rgba(var(--accent-rgb),.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb),.06) 1px, transparent 1px);
  background-size: 42px 42px;
  animation: gridPan 34s linear infinite;
  will-change: transform;
}

/* faint CRT scanlines over everything */
body::after{
  content:"";
  position:fixed; inset:0;
  background-image: repeating-linear-gradient(0deg, rgba(0,0,0,.4) 0 1px, transparent 1px 3px);
  mix-blend-mode:overlay;
  opacity:.45;
  pointer-events:none;
  z-index:3;
}

@keyframes gridPan{
  from{ transform:translate3d(0,0,0); }
  to{ transform:translate3d(42px,42px,0); }
}

.rig{
  position:relative;
  z-index:2;
  width:100%;
  max-width:460px;
}

/* ---------- header ---------- */
.station-id{
  text-align:center;
  margin-bottom:26px;
}

.icon-mark{
  display:block;
  margin:0 auto 8px;
  filter: drop-shadow(0 0 6px rgba(var(--accent-rgb),.55));
}
.icon-mark .mark-mast{ fill:none; stroke:var(--accent); stroke-width:4; stroke-linecap:round; }
.icon-mark .mark-dot{ fill:var(--accent); }
.icon-mark .mark-arc{ fill:none; stroke-width:3; stroke-linecap:round; }
.icon-mark .mark-arc--inner{ stroke:var(--magenta); animation: arcPulse 2.6s ease-in-out infinite; }
.icon-mark .mark-arc--outer{ stroke:var(--cyan); animation: arcPulse 2.6s ease-in-out infinite .35s; }
@keyframes arcPulse{ 0%,100%{ opacity:.3; } 50%{ opacity:1; } }

.station-id h1{
  position:relative;
  margin:4px 0 8px;
  font-family:'Orbitron','Segoe UI',sans-serif;
  font-weight:900;
  font-size:clamp(26px,7vw,38px);
  letter-spacing:4px;
  color:var(--accent);
  text-shadow:0 0 6px rgba(var(--accent-rgb),.7), 0 0 24px rgba(var(--accent-rgb),.35);
}
/* pikem flashback-pealkiri vajab kompaktsemat kirja */
html[data-theme="flashback"] .station-id h1{
  font-size:clamp(22px,6.2vw,34px);
  letter-spacing:3px;
}
.station-id h1 .glitch-l,
.station-id h1 .glitch-r{
  position:absolute; left:0; top:0; width:100%;
  overflow:hidden;
}
.station-id h1 .glitch-l{
  color:var(--accent-2);
  clip-path: polygon(0 0,100% 0,100% 45%,0 45%);
  animation: glitchTop 6.5s infinite linear;
}
.station-id h1 .glitch-r{
  color:var(--green);
  clip-path: polygon(0 55%,100% 55%,100% 100%,0 100%);
  animation: glitchBottom 6.5s infinite linear;
}
@keyframes glitchTop{
  0%,92%,100%{ transform:translate(0,0); }
  93%{ transform:translate(-3px,-1px); }
  95%{ transform:translate(2px,1px); }
  97%{ transform:translate(-1px,0); }
}
@keyframes glitchBottom{
  0%,92%,100%{ transform:translate(0,0); }
  94%{ transform:translate(3px,1px); }
  96%{ transform:translate(-2px,-1px); }
  98%{ transform:translate(1px,0); }
}

.tagline{
  margin:0;
  font-size:12px;
  letter-spacing:2.5px;
  text-transform:uppercase;
  color:var(--steel);
}

/* ---------- panels ---------- */
.panel{
  position:relative;
  background:linear-gradient(180deg, rgba(10,20,36,.72), rgba(5,9,16,.85));
  border:1px solid var(--panel-line);
  padding:18px 18px 16px;
  margin-bottom:18px;
  clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);
  box-shadow:0 0 22px rgba(var(--accent-rgb),.06);
}

.panel-label{
  margin:0 0 12px;
  font-size:11px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--accent);
  opacity:.8;
}

/* ---------- nav grid (lingid on ise nupud, kogu ala on klikitav) ---------- */
.nav-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.nav-button{
  display:block;
  background:rgba(var(--accent-rgb),.05);
  border:1px solid var(--panel-line);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  padding:12px 8px;
  text-align:center;
  color:var(--text);
  text-decoration:none;
  font-size:12.5px;
  letter-spacing:.5px;
  text-transform:uppercase;
  transition:background-color .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
}
.nav-button:hover{
  background:rgba(var(--accent-2-rgb),.12);
  border-color:var(--accent-2);
  box-shadow:0 0 16px rgba(var(--accent-2-rgb),.35);
  color:var(--accent-2);
}
.nav-button::before{ content:"[ "; color:var(--steel); }
.nav-button::after{ content:" ]"; color:var(--steel); }

/* ---------- player panel ---------- */
.status-row{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:12px;
  font-size:11px;
  letter-spacing:2px;
  text-transform:uppercase;
}
.status-dot{
  width:8px; height:8px; border-radius:50%;
  background:var(--steel);
}
.status-row.live .status-dot{
  background:var(--green);
  box-shadow:0 0 8px var(--green), 0 0 16px var(--green);
  animation:pulseDot 1.4s ease-in-out infinite;
}
@keyframes pulseDot{ 0%,100%{ opacity:1; } 50%{ opacity:.35; } }
#statusText{ color:var(--steel); }
.status-row.live #statusText{ color:var(--green); }

.ticker-wrap{
  position:relative;
  overflow:hidden;
  white-space:nowrap;
  height:24px;
  line-height:24px;
  border-top:1px solid var(--panel-line);
  border-bottom:1px solid var(--panel-line);
  background:rgba(0,0,0,.35);
  margin-bottom:16px;
}
#song-text{
  display:inline-block;
  padding-left:100%;
  color:var(--green);
  font-size:13.5px;
  text-shadow:0 0 6px rgba(57,255,158,.65);
  animation:scrollLeft 16s linear infinite;
}
@keyframes scrollLeft{
  0%{ transform:translateX(0); }
  100%{ transform:translateX(-100%); }
}

.controls{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}

#playstop{
  width:64px; height:64px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(var(--accent-rgb),.28), rgba(var(--accent-rgb),.04));
  border:2px solid var(--accent);
  color:var(--accent);
  font-family:'Orbitron','Segoe UI',sans-serif;
  font-weight:700;
  font-size:11px;
  letter-spacing:.5px;
  text-transform:uppercase;
  cursor:pointer;
  box-shadow:0 0 12px rgba(var(--accent-rgb),.4), inset 0 0 12px rgba(var(--accent-rgb),.15);
  transition:box-shadow .2s ease;
}
#playstop:hover{ box-shadow:0 0 22px rgba(var(--accent-rgb),.7), inset 0 0 16px rgba(var(--accent-rgb),.3); }

.vol-controls{ display:flex; align-items:center; gap:6px; }
#volplus, #volminus{
  width:32px; height:32px;
  background:rgba(var(--accent-2-rgb),.08);
  border:1px solid var(--accent-2);
  color:var(--accent-2);
  font-family:'Share Tech Mono',monospace;
  font-size:15px;
  cursor:pointer;
  transition:background-color .2s ease, box-shadow .2s ease;
}
#volplus:hover, #volminus:hover{
  background:rgba(var(--accent-2-rgb),.25);
  box-shadow:0 0 10px rgba(var(--accent-2-rgb),.5);
}

#vuMeter{
  display:flex;
  flex-direction:column;
  gap:6px;
  min-width:140px;
  margin-left:auto;
}
.meter-row{ display:flex; align-items:center; gap:6px; }
.meter-label{ font-size:10px; color:var(--steel); width:9px; }
.meter-track{
  position:relative;
  flex:1;
  max-width:104px;
  height:10px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--panel-line);
  overflow:hidden;
}
.hbar{
  position:absolute; left:0; top:0; height:100%;
  width:0;
  background:linear-gradient(90deg, var(--accent), var(--green));
  box-shadow:0 0 8px rgba(var(--accent-rgb),.6);
  will-change:width;
}
.hbar::before{
  content:"";
  position:absolute; inset:0;
  background-image:repeating-linear-gradient(to right, transparent 0 3px, rgba(4,6,11,.85) 3px 5px);
  pointer-events:none;
}
/* tipp-joon on .hbar KÕRVAL .meter-track sees (mitte .hbar sees),
   et left:% mõõduks raja, mitte riba laiuse järgi — nii hüppab tipp
   ribast eraldi, nagu varem */
.peak{
  position:absolute; top:0; height:100%;
  width:0;
  background:var(--accent-2);
  box-shadow:0 0 6px var(--accent-2);
  will-change:width, left;
}

.footer-note{
  text-align:center;
  margin-top:6px;
  font-size:10.5px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--steel);
}

a:focus-visible, button:focus-visible{
  outline:2px solid var(--accent-2);
  outline-offset:2px;
}

@media (max-width:420px){
  .nav-grid{ grid-template-columns:1fr; }
  #vuMeter{ margin-left:0; }
  .controls{ justify-content:space-between; }
}

@media (prefers-reduced-motion: reduce){
  *{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}