/* Talktivo — shared UI theme
   Design system: "Lumina Connect" (Stitch export) — Deep Midnight glassmorphism,
   vibrant teal primary, Hanken Grotesk, pill-shaped interactives, ambient auras.
   This file is the single theme for index/app/event/join/recap pages.
   Legacy variable NAMES are preserved (pages reference them) — values remapped. */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  color-scheme: dark;

  /* ===== Base surfaces ===== */
  --bg: #0c1324;                          /* Deep Midnight background + recessed wells */
  --bg2: rgba(255,255,255,.1);            /* hairline borders / neutral chips (white 10%) */
  --glass: rgba(12,19,36,.62);            /* header glass fill */
  --glass2: rgba(21,27,45,.45);           /* secondary glass fill */
  --glass-border: rgba(255,255,255,.1);   /* luminescent 1px border */
  --card: linear-gradient(180deg, rgba(46,52,71,.5), rgba(21,27,45,.42)); /* glass card surface gradient */
  --card-solid: #191f31;                  /* solid dark surface (surface-container) */
  --shadow: 0 4px 20px rgba(3,8,20,.35);
  --shadow2: 0 16px 40px rgba(3,8,20,.5), 0 0 60px rgba(45,212,191,.06);

  /* ===== Text scale ===== */
  --t1: #dce1fb;                          /* on-surface */
  --t2: #bacac5;                          /* on-surface-variant */
  --t3: #8b93ad;                          /* muted */
  --t4: #5d6580;                          /* faint / meta */

  /* ===== Accent (primary teal → emerald) ===== */
  --accent: #2dd4bf;                      /* primary-container teal */
  --accent2: #44d69b;                     /* tertiary-container emerald */
  --accent-bg: rgba(87,241,219,.12);      /* teal tint fill */
  --accent-border: rgba(87,241,219,.32);  /* teal tint border */
  --teal: #57f1db;                        /* bright primary (text/icons/active) */
  --teal-bg: rgba(87,241,219,.1);

  /* ===== Semantic ===== */
  --green: #66f3b6;                       /* success (tertiary) */
  --green-bg: rgba(102,243,182,.13);
  --red: #ffb4ab;                         /* error */
  --red-bg: rgba(255,180,171,.12);
  --warm: #ffca7a;                        /* warning amber */
  --warm-bg: rgba(255,202,122,.12);
  --lavender: #cebdff;                    /* secondary decorative */
  --lavender-bg: rgba(206,189,255,.12);

  /* ===== Shape & type ===== */
  --r: 16px;                              /* container radius (1rem) */
  --rs: 12px;                             /* small radius */
  --f: 'Hanken Grotesk', system-ui, sans-serif;
  --fm: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;
}

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

html { scrollbar-color: rgba(186,202,197,.28) transparent; }

body {
  font-family: var(--f); background: var(--bg); color: var(--t1);
  font-size: 16px; line-height: 1.5; letter-spacing: .01em;
  min-height: 100vh; min-height: 100dvh;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
}
/* Декоративные ауры (.aura::before, hero-glow) шире вьюпорта by design —
   не дают им создавать горизонтальный скролл на телефонах (clip не ломает sticky-шапку) */
body { overflow-x: hidden; overflow-x: clip; }
/* Ambient aura: fixed radial teal + lavender glows behind everything */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(640px 460px at 14% -6%, rgba(87,241,219,.13), transparent 62%),
    radial-gradient(760px 560px at 88% 108%, rgba(206,189,255,.1), transparent 62%),
    radial-gradient(900px 640px at 55% 42%, rgba(45,212,191,.05), transparent 65%);
}

input, select, button, textarea { font-family: inherit; }
::selection { background: #57f1db; color: #003731; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.input-field:focus-visible { outline: none; }

/* ===== APP SHELL (mobile-first column → wide desktop layout ≥900px) ===== */
.shell {
  max-width: 480px; margin: 0 auto;
  min-height: 100vh; min-height: 100dvh;
  display: flex; flex-direction: column;
}
@media (min-width: 600px) {
  .shell { border-left: 1px solid var(--glass-border); border-right: 1px solid var(--glass-border); }
}
.page { flex: 1; padding: 20px; width: 100%; }

@media (min-width: 900px) {
  .shell { max-width: 1160px; border-left: none; border-right: none; }
  .page { padding: 32px 48px 48px; }
  .glass-card { padding: 20px; }
}

.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; flex-shrink: 0;
  position: sticky; top: 0; z-index: 30;
  background: var(--glass); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}
@media (min-width: 900px) { .app-header { padding: 14px 48px; } }

.app-logo { display: flex; align-items: center; gap: 8px; }
.app-logo::before {
  content: ''; width: 10px; height: 10px; flex-shrink: 0;
  border-radius: 55% 45% 50% 60% / 50% 55% 45% 55%; /* organic "liquid" bubble */
  background: radial-gradient(circle at 30% 30%, #b8fff3, var(--teal) 55%, var(--accent));
  box-shadow: 0 0 12px rgba(87,241,219,.75);
}
.app-logo span {
  font-weight: 700; font-size: 15px; letter-spacing: .04em; color: var(--t1);
}
.header-right { display: flex; align-items: center; gap: 8px; }
.header-badge {
  font-family: var(--fm); font-size: 10px; padding: 4px 10px;
  background: var(--accent-bg); color: var(--teal); border-radius: 999px;
  font-weight: 500; border: 1px solid var(--accent-border);
  text-transform: uppercase; letter-spacing: .1em;
}

/* ===== COMMON COMPONENTS ===== */
.section-title {
  font-size: 12px; font-weight: 600; color: var(--t3); text-transform: uppercase;
  letter-spacing: .1em; margin-bottom: 10px;
}

.glass-card {
  background: var(--card);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: var(--r); padding: 16px; margin-bottom: 14px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), var(--shadow);
}

.input-field {
  width: 100%; padding: 14px 16px;
  background: rgba(7,13,31,.6);                 /* recessed dark well */
  border: 1px solid var(--glass-border); border-radius: var(--rs);
  color: var(--t1); font-size: 15px; outline: none;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.input-field::placeholder { color: var(--t4); }
.input-field:focus {
  border-color: rgba(87,241,219,.6);
  background: rgba(9,20,34,.75);                /* faint teal-tinted inner */
  box-shadow: 0 0 0 3px rgba(87,241,219,.16), 0 0 18px rgba(87,241,219,.12);
}
.input-field.mono {
  font-family: var(--fm); font-size: 18px; text-align: center;
  letter-spacing: 4px; text-transform: uppercase;
}
.input-field.mono::placeholder { letter-spacing: 2px; font-size: 13px; }

.label {
  font-size: 12px; font-weight: 600; color: var(--t2); margin-bottom: 6px; display: block;
  letter-spacing: .05em; text-transform: uppercase;
}

.btn-primary {
  width: 100%; padding: 15px 16px; border: none; border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #003731; font-size: 15px; font-weight: 700; letter-spacing: .02em; cursor: pointer;
  transition: transform .15s, box-shadow .2s, filter .2s;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.38),  /* top-light */
              0 10px 30px rgba(45,212,191,.22);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-primary:active { transform: scale(.97); }
.btn-primary:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; filter: none; }

.btn-outline {
  width: 100%; padding: 13px 16px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px;
  background: rgba(255,255,255,.04); color: var(--t1); font-size: 14px; font-weight: 600;
  cursor: pointer; transition: border-color .2s, color .2s, background .2s, transform .15s;
  margin-bottom: 10px;
}
.btn-outline:hover { border-color: var(--accent-border); color: var(--teal); background: var(--teal-bg); }
.btn-outline:active { transform: scale(.97); }
.btn-outline:disabled { opacity: .4; cursor: not-allowed; }

.field-error { display: none; font-size: 12px; font-weight: 600; color: var(--red); margin-top: 8px; }
.field-error.on { display: block; }

.spinner {
  width: 20px; height: 20px; border: 2px solid rgba(255,255,255,.3); border-top-color: currentColor;
  border-radius: 50%; animation: spin .7s linear infinite;
  display: inline-block; vertical-align: middle; margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.footer {
  flex-shrink: 0; text-align: center; padding: 16px 20px;
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  font-size: 10px; color: var(--t4);
  text-transform: uppercase; letter-spacing: .12em;
}

/* ===== CHECKBOXES & TOUCH TARGETS (owner requirement: 24px box, ≥44px tap zone) ===== */
input[type="checkbox"] {
  width: 24px; height: 24px; min-width: 24px; min-height: 24px; /* min-* defeats inline width:auto */
  accent-color: var(--accent); cursor: pointer; flex-shrink: 0;
}
input[type="radio"] { width: 22px; height: 22px; min-width: 22px; min-height: 22px; accent-color: var(--accent); cursor: pointer; }
input[type="range"] { accent-color: var(--accent); }

label:has(input[type="checkbox"]) {
  display: flex; align-items: flex-start; gap: 12px;
  min-height: 44px; padding: 10px 0;
  font-size: 14px; line-height: 1.45; font-weight: 500;
  letter-spacing: .01em; text-transform: none;
  color: var(--t1); cursor: pointer;
}
label:has(input[type="checkbox"]) input[type="checkbox"] { margin-top: 0; }
/* Fallback / reinforcement for join.html consent row (overrides page-level width:auto & 12px) */
label.consent-row { min-height: 44px; padding: 10px 0; gap: 12px; font-size: 14px; color: var(--t1); }
label.consent-row input[type="checkbox"] {
  width: 24px; height: 24px; min-width: 24px; min-height: 24px;
  accent-color: var(--accent); margin-top: 0;
}

/* ===== SCROLLBARS (dark) ===== */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,.14); border-radius: 999px;
  border: 2px solid transparent; background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.26); border: 2px solid transparent; background-clip: padding-box; }

/* ============================================================
   LUMINA UTILITIES — new classes for page agents
   ============================================================ */

/* .aura — ambient radial teal glow behind a key block (no hard shadows) */
.aura { position: relative; }
.aura::before {
  content: ''; position: absolute; inset: -28px; z-index: -1;
  border-radius: inherit; pointer-events: none;
  background: radial-gradient(closest-side, rgba(87,241,219,.16), transparent 72%);
}
/* .aura-lavender — same, lavender secondary glow */
.aura-lavender::before { background: radial-gradient(closest-side, rgba(206,189,255,.16), transparent 72%); }

/* .pill-btn — compact pill-shaped secondary action (chips, toggles, small actions).
   State .on = active teal. */
.pill-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 999px;
  border: 1px solid var(--glass-border); background: var(--card-solid);
  color: var(--t2); font-family: var(--f); font-size: 13px; font-weight: 600;
  letter-spacing: .02em; cursor: pointer; user-select: none;
  transition: border-color .2s, color .2s, background .2s, box-shadow .2s, transform .15s;
}
.pill-btn:hover { border-color: var(--accent-border); color: var(--teal); }
.pill-btn:active { transform: scale(.96); }
.pill-btn.on {
  border-color: var(--accent-border); background: var(--accent-bg);
  color: var(--teal); font-weight: 700;
  box-shadow: 0 0 14px rgba(87,241,219,.2);
}
.pill-btn:disabled { opacity: .45; cursor: not-allowed; }

/* .control-bar — floating call-controls pill, bottom center (blur 40px, dark translucent) */
.control-bar {
  position: fixed; left: 50%; bottom: max(16px, env(safe-area-inset-bottom));
  transform: translateX(-50%); z-index: 40;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 999px;
  background: rgba(7,13,31,.72);
  backdrop-filter: blur(40px); -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(0,0,0,.4), 0 0 40px rgba(45,212,191,.12);
}

/* .ctl-btn — round icon button inside .control-bar. White icon; .on = active teal; .danger = leave/stop */
.ctl-btn {
  width: 48px; height: 48px; border-radius: 999px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.06);
  color: #fff; font-size: 20px; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .15s;
}
.ctl-btn:hover { background: rgba(255,255,255,.12); }
.ctl-btn:active { transform: scale(.94); }
.ctl-btn.on {
  background: var(--accent-bg); border-color: var(--accent-border); color: var(--teal);
  box-shadow: 0 0 14px rgba(87,241,219,.35);
}
.ctl-btn.danger { background: rgba(147,0,10,.55); border-color: rgba(255,180,171,.35); color: #ffdad6; }

/* .tile-glass — glass name pill for video tiles (bottom-left label per design) */
.tile-glass {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 999px;
  background: rgba(7,13,31,.62);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: #fff; font-size: 12px; font-weight: 500; letter-spacing: .05em;
  text-shadow: 0 1px 2px rgba(0,0,0,.5);
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* .glow-teal — active-speaker ring + glow (apply to tiles/avatars) */
.glow-teal { box-shadow: 0 0 0 2px var(--teal), 0 0 24px rgba(87,241,219,.35); }

/* .badge-pill — small teal status chip (uppercase, letter-spaced) */
.badge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px;
  background: var(--accent-bg); border: 1px solid var(--accent-border);
  color: var(--teal); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em; white-space: nowrap;
}

/* .label-caps — inline editorial label (uppercase, wide tracking) */
.label-caps {
  font-size: 12px; font-weight: 600; color: var(--t3);
  text-transform: uppercase; letter-spacing: .1em;
}

/* .glass-inset — recessed dark well inside a card (links, code, log areas) */
.glass-inset {
  background: rgba(7,13,31,.6); border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--rs); padding: 10px 12px;
}

/* .hr-glass — subtle luminescent divider */
.hr-glass { border: none; height: 1px; background: rgba(255,255,255,.08); margin: 16px 0; }

/* .grid-desktop — 1 column on mobile, 2 columns ≥900px.
   Modifiers: .wide-left (3:2), .wide-right (2:3). Child .col-full spans both. */
.grid-desktop { display: block; }
@media (min-width: 900px) {
  .grid-desktop {
    display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr);
    gap: 24px; align-items: start;
  }
  .grid-desktop.wide-left  { grid-template-columns: minmax(0,3fr) minmax(0,2fr); }
  .grid-desktop.wide-right { grid-template-columns: minmax(0,2fr) minmax(0,3fr); }
  .grid-desktop > .col-full { grid-column: 1 / -1; }
}

/* .page-narrow — keeps form-only pages (auth, guest registration) a comfortable column on desktop */
.page-narrow { width: 100%; }
@media (min-width: 900px) { .page-narrow { max-width: 600px; margin-left: auto; margin-right: auto; } }