:root {
  --bg: #0b0b12;
  --card: #16161f;
  --accent: #ff3d77;
  --accent2: #7c4dff;
  --text: #f2f2f7;
  --muted: #9a9ab0;
  --ok: #2ecc71;
  --danger: #ff4d4d;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior: none;
}

/* App shell: fixed ad bars top & bottom, stage fills the middle. */
body {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100dvh;
}

#stage {
  position: relative;
  overflow: hidden;
  min-height: 0; /* allow the grid middle row to shrink */
}

.screen {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.hidden { display: none !important; }

/* ===== Ad banners ===== */
.adbar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #05050a;
  overflow: hidden;
  z-index: 5;
}
.adbar.top { padding-top: env(safe-area-inset-top); border-bottom: 1px solid #1c1c26; }
.adbar.bottom { padding-bottom: env(safe-area-inset-bottom); border-top: 1px solid #1c1c26; }

.ad-slot {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 728px;   /* leaderboard cap on desktop */
  height: 50px;       /* 320x50 mobile banner height */
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  transition: opacity .4s ease;
  overflow: hidden;
}
@media (min-width: 728px) { .ad-slot { height: 90px; } } /* leaderboard */

.ad-slot.fade { opacity: 0; }
.ad-badge {
  position: absolute;
  top: 3px;
  left: 5px;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .05em;
  background: rgba(0,0,0,.45);
  padding: 1px 5px;
  border-radius: 4px;
  color: #ffffffcc;
}
.ad-title { font-size: 15px; font-weight: 700; line-height: 1.1; }
.ad-sub { font-size: 11.5px; opacity: .9; margin-top: 2px; }
@media (min-width: 728px) {
  .ad-title { font-size: 19px; }
  .ad-sub { font-size: 13px; }
}

.card {
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border-radius: 20px;
  padding: 28px 22px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
}
.brand .logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  flex: none;
  box-shadow: 0 6px 18px rgba(124, 77, 255, .35);
}

h1 {
  margin: 0;
  font-size: 34px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2 { margin: 0 0 18px; font-size: 22px; }
.tagline { color: var(--muted); margin: 0 0 18px; }

.warn {
  background: rgba(255,61,119,.1);
  border: 1px solid rgba(255,61,119,.35);
  color: #ffd0de;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13.5px;
  line-height: 1.5;
  margin-bottom: 18px;
}

.agree {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 20px;
}
.agree input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--accent); }
.agree a { color: var(--accent); }
.turnstile-box { margin-bottom: 16px; min-height: 0; }
.turnstile-box:empty { display: none; }

.field { margin-bottom: 20px; }
.field > label {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: 8px;
}

.seg { display: flex; gap: 8px; }
.seg button {
  flex: 1;
  padding: 12px 6px;
  border: 1px solid #2a2a37;
  background: #1d1d28;
  color: var(--text);
  border-radius: 12px;
  font-size: 15px;
  cursor: pointer;
  transition: .15s;
}
.seg button.active {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(255,61,119,.25), rgba(124,77,255,.25));
}
.seg button.locked {
  position: relative;
  opacity: .55;
}
.seg button.locked::after {
  content: "🔒";
  position: absolute;
  top: 2px;
  right: 5px;
  font-size: 10px;
}
.seeking-hint { text-align: left; margin: 8px 2px 0; font-size: 12.5px; }
.seeking-hint strong { color: #ffd479; }

.btn {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: .15s transform, .15s opacity;
}
.btn:active { transform: scale(.97); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; }
.btn.primary:disabled { opacity: .4; cursor: not-allowed; }
.btn.ghost { background: transparent; border: 1px solid #33333f; color: var(--text); }
.btn.danger { background: rgba(255,77,77,.15); border: 1px solid var(--danger); color: var(--danger); }
.btn.icon { background: #1d1d28; border: 1px solid #2a2a37; }

.hint { color: var(--muted); font-size: 13px; text-align: center; margin: 12px 0 0; }

/* Chat screen */
#chat { flex-direction: column; padding: 0; }
.videos {
  position: relative;
  flex: 1;
  width: 100%;
  background: #000;
  overflow: hidden;
}
#remoteVideo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}
#localVideo {
  position: absolute;
  bottom: calc(16px + env(safe-area-inset-bottom));
  right: 16px;
  width: 28vw;
  max-width: 130px;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 14px;
  border: 2px solid rgba(255,255,255,.35);
  background: #111;
  z-index: 2;
}
.status {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--muted);
  font-size: 16px;
  text-align: center;
  padding: 0 24px;
  z-index: 1;
}

.controls {
  display: flex;
  gap: 10px;
  padding: 14px 14px calc(14px + env(safe-area-inset-bottom));
  background: var(--card);
  align-items: center;
}
.controls .btn { width: auto; }
.controls .primary { flex: 1; }
.controls .icon, .controls .danger { width: 54px; padding: 14px 0; font-size: 20px; }

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 10;
}
.modal-card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  max-width: 420px;
  width: 100%;
}
.modal-card h3 { margin-top: 0; }
.modal-card ul { color: var(--muted); font-size: 14px; line-height: 1.7; padding-left: 20px; }

/* ===== Text chat overlay ===== */
.messages {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 64px;
  max-height: 45%;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  z-index: 3;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to top, #000 80%, transparent);
  mask-image: linear-gradient(to top, #000 80%, transparent);
}
.msg {
  max-width: 78%;
  padding: 7px 11px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.35;
  word-break: break-word;
  pointer-events: auto;
}
.msg.them { align-self: flex-start; background: rgba(30,30,42,.92); border-bottom-left-radius: 4px; }
.msg.you  { align-self: flex-end; background: linear-gradient(135deg, var(--accent), var(--accent2)); border-bottom-right-radius: 4px; }
.msg.sys  { align-self: center; background: rgba(0,0,0,.5); color: var(--muted); font-size: 12.5px; }

.chat-input {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  gap: 8px;
  z-index: 4;
}
.chat-input input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  border-radius: 22px;
  border: 1px solid #2a2a37;
  background: rgba(10,10,16,.85);
  color: var(--text);
  font-size: 15px;
  backdrop-filter: blur(6px);
}
.chat-input input:focus { outline: none; border-color: var(--accent); }
.chat-input .send { width: auto; padding: 12px 18px; border-radius: 22px; }

/* ===== Auth inputs ===== */
.input {
  width: 100%;
  padding: 13px 14px;
  margin-bottom: 10px;
  border-radius: 12px;
  border: 1px solid #2a2a37;
  background: #1d1d28;
  color: var(--text);
  font-size: 15px;
}
.input:focus { outline: none; border-color: var(--accent); }

/* ===== Premium ===== */
.premium-cta { margin-top: 10px; color: #ffd479; border-color: #6a5720; background: rgba(255,196,84,.08); }
.premium-active { color: #ffd479; }
.premium-card { text-align: center; }
.premium-card .price { font-size: 30px; font-weight: 800; margin: 4px 0 14px; }
.premium-card .price span { background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.perks { list-style: none; padding: 0; text-align: left; margin: 0 0 18px; }
.perks li { padding: 7px 0; border-bottom: 1px solid #22222d; font-size: 15px; }
.premium-card .btn { margin-bottom: 8px; }

/* Hide ad bars for premium users.
   Collapse to zero height instead of display:none so the bars remain grid
   items — otherwise #stage would fall into the "auto" row and collapse. */
body.premium .adbar,
.adbar.collapsed {
  height: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
}