/* ============ VidChat — light modern theme ============ */
:root{
  --bg:#edf0f8;
  --bg2:#ffffff;
  --card:#ffffff;
  --card2:#f4f6fc;
  --line:rgba(35,48,95,.14);
  --text:#151b33;
  --muted:#5d6687;
  --purple:#7c3aed;
  --purple2:#6d28d9;
  --cyan:#0891b2;
  --green:#059669;
  --amber:#d97706;
  --red:#dc2626;
  --radius:18px;
  --shadow:0 18px 50px rgba(35,48,95,.14);
  --grad:linear-gradient(135deg,var(--purple),#22d3ee);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
  background:
    radial-gradient(900px 500px at 15% -5%, rgba(124,58,237,.10), transparent 60%),
    radial-gradient(800px 500px at 90% 110%, rgba(34,211,238,.10), transparent 60%),
    var(--bg);
  color:var(--text);
  min-height:100%;
  -webkit-font-smoothing:antialiased;
}
#app{min-height:100%}
.hidden{display:none!important}

/* ---------- views ---------- */
.view{display:none;min-height:100vh;animation:fadeUp .45s ease}
.view.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ---------- brand ---------- */
.brand{display:flex;align-items:center;gap:12px}
.brand-small .brand-name{font-size:20px}
.logo-badge{
  width:46px;height:46px;border-radius:14px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#0a0d1a;
  box-shadow:0 8px 24px rgba(139,92,246,.45);
}
.logo-badge svg{width:26px;height:26px}
.logo-sm{width:36px;height:36px;border-radius:11px}
.logo-sm svg{width:20px;height:20px}
.brand-name{font-size:28px;font-weight:800;letter-spacing:-.5px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- landing ---------- */
.landing-inner{max-width:640px;margin:0 auto;padding:56px 22px 64px;text-align:center}
.landing-inner .brand{justify-content:center;margin-bottom:18px}
.pill-row{display:flex;gap:10px;justify-content:center;margin-bottom:26px;flex-wrap:wrap}
.mini-pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);
  background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:999px;padding:7px 14px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.dot-green{background:var(--green)}.dot-cyan{background:var(--cyan)}.dot-amber{background:var(--amber)}
.pulse{animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-title{font-size:clamp(34px,6vw,52px);font-weight:800;letter-spacing:-1px;line-height:1.12;margin-bottom:14px}
.hero-sub{color:var(--muted);font-size:16px;line-height:1.65;max-width:480px;margin:0 auto 30px}

.login-card{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow);text-align:left;backdrop-filter:blur(8px)}
.login-card h2{font-size:18px;margin-bottom:18px;text-align:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:none;cursor:pointer;
  font-size:15px;font-weight:700;border-radius:14px;padding:16px 22px;transition:transform .15s,box-shadow .2s,opacity .2s;
  color:var(--text);font-family:inherit}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn-google{width:100%;background:#fff;color:#1a1d33;margin-bottom:12px;border:1.5px solid var(--line)}
.btn-google:hover{box-shadow:0 10px 28px rgba(255,255,255,.18)}
.g-icon{width:20px;height:20px}
.btn-outline{width:100%;background:transparent;border:1.5px solid var(--line);color:var(--text);margin-bottom:6px}
.btn-outline:hover{border-color:var(--purple);background:rgba(139,92,246,.1)}
.btn-primary{width:100%;background:var(--grad);color:#0a0d1a;box-shadow:0 10px 26px rgba(139,92,246,.4)}
.btn-primary:hover{box-shadow:0 12px 32px rgba(139,92,246,.55)}
.btn-block{width:100%}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{color:var(--text)}
.email-fields{display:grid;gap:10px;margin:10px 0 4px;animation:fadeUp .3s ease}
.email-fields input{background:var(--bg2);border:1.5px solid var(--line);border-radius:12px;color:var(--text);
  padding:13px 15px;font-size:15px;font-family:inherit;outline:none;transition:border-color .2s}
.email-fields input:focus{border-color:var(--purple)}
.age-check{display:flex;gap:12px;align-items:flex-start;margin-top:16px;cursor:pointer;font-size:13.5px;color:var(--muted);line-height:1.55}
.age-check input{width:19px;height:19px;margin-top:2px;accent-color:var(--purple);flex-shrink:0;cursor:pointer}
.shake{animation:shake .4s}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-7px)}75%{transform:translateX(7px)}}
.form-error{color:var(--red);font-size:13px;margin-top:10px;text-align:center}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.feature{background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:var(--radius);padding:20px 14px;transition:transform .2s}
.feature:hover{transform:translateY(-4px)}
.feature .f-icon{font-size:26px;margin-bottom:10px}
.feature h3{font-size:14px;margin-bottom:6px}
.feature p{font-size:12.5px;color:var(--muted);line-height:1.55}
.fine-print{color:var(--muted);font-size:12.5px;margin-top:26px}
.fine-print.center{text-align:center}

/* ---------- gender view ---------- */
.narrow-wrap{max-width:480px;margin:0 auto;padding:52px 22px 60px}
.narrow-wrap .brand{justify-content:center;margin-bottom:30px}
.step-title{font-size:28px;font-weight:800;letter-spacing:-.5px;text-align:center;margin-bottom:8px}
.step-sub{color:var(--muted);text-align:center;font-size:14.5px;margin-bottom:26px;line-height:1.6}
.gender-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:20px}
.gender-card{background:var(--card);border:2px solid var(--line);border-radius:var(--radius);padding:30px 10px;
  color:var(--text);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:12px;
  font-size:16px;font-weight:700;font-family:inherit;transition:border-color .2s,transform .15s,box-shadow .2s}
.gender-card svg{width:44px;height:44px;color:var(--purple2)}
.gender-card:hover{transform:translateY(-3px)}
.gender-card.selected{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.18),0 12px 30px rgba(34,211,238,.15)}
.gender-card.selected svg{color:var(--cyan)}
.verify-box{background:rgba(34,211,238,.06);border:1px solid rgba(34,211,238,.25);border-radius:var(--radius);
  padding:20px;margin-bottom:16px;animation:fadeUp .3s ease}
.verify-label{font-weight:700;font-size:14px;margin-bottom:6px}
.tag{font-size:10.5px;background:var(--amber);color:#fff;border-radius:6px;padding:2px 8px;font-weight:800;vertical-align:middle}
.verify-sub{font-size:13px;color:var(--muted);margin-bottom:14px;line-height:1.55}
.scan{position:relative;height:56px;background:var(--bg2);border-radius:12px;overflow:hidden;margin-top:12px;
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--cyan)}
.scan-line{position:absolute;left:0;right:0;height:3px;background:var(--cyan);box-shadow:0 0 18px var(--cyan);animation:scan 1.1s ease-in-out infinite}
@keyframes scan{0%{top:4px}50%{top:48px}100%{top:4px}}
.verified-msg{display:flex;align-items:center;gap:10px;color:var(--green);font-weight:700;font-size:14px;margin-top:14px;animation:fadeUp .3s ease}
.verified-msg svg{width:22px;height:22px}
.premium-note{display:flex;gap:12px;background:rgba(139,92,246,.08);border:1px solid rgba(139,92,246,.3);
  border-radius:var(--radius);padding:16px;margin-bottom:20px;font-size:13px;color:var(--muted);line-height:1.6}
.premium-note svg{width:22px;height:22px;color:var(--purple2);flex-shrink:0;margin-top:2px}
.premium-note strong{color:var(--text)}
.link-btn{background:none;border:none;color:var(--muted);cursor:pointer;font-size:14px;margin-top:14px;font-family:inherit}
.link-btn:hover{color:var(--text)}
.link-btn.inline{margin:0 0 0 6px;font-size:12.5px;color:var(--cyan);text-decoration:underline}
.narrow-wrap .link-btn{display:block;margin-left:auto;margin-right:auto}

/* ---------- chat view ---------- */
.chat-shell{max-width:1180px;margin:0 auto;padding:14px 16px 20px;display:flex;flex-direction:column;min-height:100vh;gap:12px}
.topbar{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:var(--radius);padding:10px 14px;backdrop-filter:blur(8px);flex-wrap:wrap}
.status-pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--muted);
  background:var(--bg2);border:1px solid var(--line);padding:8px 14px;border-radius:999px}
.timer{font-variant-numeric:tabular-nums;font-size:13px;color:var(--muted);font-weight:600}
.filter-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(139,92,246,.12);border:1.5px solid rgba(139,92,246,.4);
  color:var(--text);border-radius:999px;padding:8px 14px;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit;transition:background .2s}
.filter-pill:hover{background:rgba(139,92,246,.22)}
.filter-pill svg{width:15px;height:15px}
.top-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.icon-btn{width:48px;height:48px;border-radius:14px;border:1px solid var(--line);background:var(--bg2);color:var(--muted);
  cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:all .2s;font-family:inherit}
.icon-btn:hover{color:var(--text);border-color:var(--purple)}
.icon-btn svg{width:21px;height:21px}
.icon-btn.danger:hover{color:var(--red);border-color:var(--red)}
.icon-btn.sm{width:32px;height:32px;border-radius:9px}
.icon-btn.sm svg{width:15px;height:15px}
.btn-next{display:inline-flex;align-items:center;gap:8px;background:var(--grad);color:#0a0d1a;border:none;border-radius:14px;
  padding:0 22px;height:50px;font-size:15px;font-weight:800;cursor:pointer;font-family:inherit;box-shadow:0 8px 20px rgba(139,92,246,.35)}
.btn-next svg{width:18px;height:18px}
.btn-next:hover{box-shadow:0 10px 26px rgba(139,92,246,.5)}

.stage{display:grid;grid-template-columns:1fr 320px;gap:12px;flex:1;min-height:0}
.remote-wrap{position:relative;background:#05070f;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:420px}
.remote-wrap canvas{position:absolute;inset:0;width:100%;height:100%}
.remote-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  background:rgba(5,7,15,.55);backdrop-filter:blur(2px);z-index:2;transition:opacity .4s}
.remote-overlay p{color:var(--muted);font-size:15px}
.spinner{width:52px;height:52px;border-radius:50%;border:4px solid rgba(139,92,246,.25);border-top-color:var(--purple);
  animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.stranger-chip{position:absolute;top:14px;left:14px;z-index:3;display:flex;align-items:center;gap:10px;
  background:rgba(10,13,26,.72);border:1px solid var(--line);border-radius:999px;padding:7px 16px 7px 7px;
  font-size:13.5px;font-weight:600;backdrop-filter:blur(6px);animation:fadeUp .4s ease}
.s-avatar{width:32px;height:32px;border-radius:50%;background:var(--grad);color:#0a0d1a;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-size:15px}
.local-pip{position:absolute;right:14px;bottom:14px;width:190px;aspect-ratio:4/3;z-index:3;border-radius:14px;overflow:hidden;
  border:2px solid rgba(139,92,246,.5);box-shadow:0 10px 30px rgba(0,0,0,.55);background:#0a0d1a}
.local-pip canvas{position:absolute;inset:0;width:100%;height:100%}
.pip-label{position:absolute;left:8px;bottom:6px;font-size:11px;font-weight:700;background:rgba(0,0,0,.55);
  padding:3px 9px;border-radius:7px;z-index:2}
.pip-off{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  background:#232a4d;color:#eef0ff;z-index:1}
.pip-off span{font-weight:800;font-size:15px}
.pip-off small{color:var(--muted);font-size:11.5px}

.chat-panel{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--radius);
  display:flex;flex-direction:column;overflow:hidden;min-height:420px;max-height:72vh}
.chat-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.chat-head h3{font-size:15px}
.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.messages::-webkit-scrollbar{width:6px}
.messages::-webkit-scrollbar-thumb{background:rgba(139,92,246,.35);border-radius:3px}
.msg{max-width:82%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.5;animation:fadeUp .25s ease;word-wrap:break-word}
.msg.them{background:var(--card2);border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:5px}
.msg.me{background:var(--grad);color:#0a0d1a;font-weight:600;align-self:flex-end;border-bottom-right-radius:5px}
.msg.sys{align-self:center;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.25);color:var(--cyan);
  font-size:12.5px;border-radius:999px;padding:7px 16px;text-align:center}
.msg .who{display:block;font-size:11px;opacity:.7;margin-bottom:3px;font-weight:700}
.chat-input-row{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.chat-input-row input{flex:1;background:var(--bg2);border:1.5px solid var(--line);border-radius:14px;color:var(--text);
  padding:14px 16px;font-size:15px;font-family:inherit;outline:none;transition:border-color .2s}
.chat-input-row input:focus{border-color:var(--purple)}
.btn-send{width:54px;height:54px;border-radius:14px;background:var(--grad);border:none;color:#0a0d1a;cursor:pointer;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:inherit}
.btn-send svg{width:21px;height:21px}
.btn-send:hover{box-shadow:0 8px 20px rgba(139,92,246,.4)}

.controls{display:flex;gap:10px;justify-content:center;background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px}
.ctrl-btn{display:flex;flex-direction:column;align-items:center;gap:7px;min-width:100px;background:var(--bg2);
  border:1.5px solid var(--line);border-radius:16px;color:var(--text);padding:14px 12px;cursor:pointer;
  font-size:13px;font-weight:700;font-family:inherit;transition:all .2s}
.ctrl-btn svg{width:24px;height:24px}
.ctrl-btn:hover{border-color:var(--purple)}
.ctrl-btn.off{background:rgba(248,113,113,.12);border-color:var(--red);color:var(--red)}
.ctrl-btn.primary{background:var(--grad);color:#0a0d1a;border-color:transparent;box-shadow:0 8px 22px rgba(139,92,246,.4)}
.ctrl-btn.danger{background:linear-gradient(135deg,#f43f5e,#dc2626);color:#fff;border-color:transparent;box-shadow:0 8px 22px rgba(244,63,94,.4)}
.ctrl-btn.danger:hover{border-color:transparent;box-shadow:0 10px 28px rgba(244,63,94,.55)}
.shield-note{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--muted);font-size:12.5px;text-align:center;flex-wrap:wrap}
.shield-note svg{width:15px;height:15px;color:var(--green)}

/* ---------- modals ---------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(5,7,15,.75);backdrop-filter:blur(6px);z-index:50;
  display:flex;align-items:center;justify-content:center;padding:18px;animation:fadeUp .25s ease}
.modal{background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);
  width:100%;max-width:440px;padding:30px 26px;position:relative;animation:pop .3s ease;max-height:90vh;overflow-y:auto}
@keyframes pop{from{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}
.modal h2{font-size:21px;margin-bottom:8px;text-align:center}
.modal-sub{color:var(--muted);font-size:13.5px;text-align:center;margin-bottom:20px;line-height:1.6}
.modal-x{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg2);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-family:inherit}
.modal-x:hover{color:var(--text)}
.modal-x svg{width:16px;height:16px}
.plan-list{display:grid;gap:10px;margin-bottom:20px}
.plan{display:flex;align-items:center;gap:12px;background:var(--bg2);border:2px solid var(--line);border-radius:14px;
  padding:15px 16px;cursor:pointer;color:var(--text);font-family:inherit;text-align:left;transition:border-color .2s;width:100%}
.plan-info{flex:1}
.plan-info strong{display:block;font-size:14.5px}
.plan-info small{color:var(--muted);font-size:12px}
.price{font-weight:800;font-size:17px;color:var(--cyan)}
.price.free{color:var(--green)}
.price small{font-size:11px;font-weight:600}
.plan.selected{border-color:var(--green);box-shadow:0 0 0 3px rgba(52,211,153,.15)}
.plan.locked{cursor:pointer;opacity:.85}
.lock-badge{display:inline-flex;align-items:center;gap:5px;font-size:10.5px;font-weight:800;color:var(--amber);
  background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.35);border-radius:7px;padding:4px 9px}
.lock-badge svg{width:12px;height:12px}
.reason-list{display:grid;gap:8px;margin-bottom:20px}
.reason{background:var(--bg2);border:2px solid var(--line);border-radius:12px;padding:13px 15px;color:var(--text);
  cursor:pointer;font-size:14px;font-family:inherit;text-align:left;transition:border-color .2s}
.reason.selected{border-color:var(--red);background:rgba(248,113,113,.08)}
.modal-danger{text-align:center;border-color:rgba(248,113,113,.4)}
.shield-big{width:74px;height:74px;border-radius:22px;background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.4);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;color:var(--red)}
.shield-big svg{width:38px;height:38px}
.violation-card{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;background:var(--bg2);border:1px solid var(--line);
  border-radius:14px;padding:16px;text-align:left;font-size:13.5px;margin:0 0 20px}
.violation-card span{color:var(--muted)}
.violation-card strong{text-align:right}
.modal-danger .btn{margin-bottom:10px}

/* ---------- toasts ---------- */
.toast-wrap{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:100;display:flex;flex-direction:column;gap:10px;align-items:center}
.toast{background:var(--card2);border:1px solid var(--purple);color:var(--text);padding:13px 22px;border-radius:999px;
  font-size:14px;font-weight:600;box-shadow:var(--shadow);animation:pop .3s ease;max-width:90vw;text-align:center}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .stage{grid-template-columns:1fr}
  .chat-panel{max-height:380px;min-height:300px}
  .remote-wrap{min-height:340px}
}
@media (max-width:640px){
  .feature-grid{grid-template-columns:1fr}
  .topbar{gap:8px}
  .timer{display:none}
  .btn-next{padding:0 16px;font-size:13.5px}
  .local-pip{width:128px}
  .ctrl-btn{min-width:78px}
  .remote-wrap{min-height:300px}
  .chat-shell{padding:10px 10px 16px}
}

/* ---------- real-app additions ---------- */

/* Loading splash (shown while the saved login session is checked) */
.loading-inner{max-width:420px;margin:0 auto;padding:120px 22px 60px;text-align:center}
.loading-inner .logo-badge{margin:0 auto}
.loading-text{color:var(--muted);font-size:15px;margin-top:18px}

/* Config error banner (landing) */
.config-error{background:rgba(220,38,38,.07);border:1px solid rgba(220,38,38,.35);color:#b91c1c;
  border-radius:14px;padding:14px 16px;font-size:13.5px;margin-bottom:18px;line-height:1.65;text-align:left}
.config-error code{background:rgba(220,38,38,.08);padding:2px 7px;border-radius:6px;font-size:12.5px}

/* Real <video> elements (replace mock canvases) */
.remote-wrap video#remoteVideo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#05070f}
.local-pip video#localVideo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);background:#0a0d1a}
#overlaySpinner.hidden{display:none}
#btnFindMatch{margin-top:6px}

/* Selfie verification */
.selfie-box{background:rgba(34,211,238,.06);border:1px solid rgba(34,211,238,.25);border-radius:var(--radius);
  padding:20px;margin-bottom:16px;animation:fadeUp .3s ease}
#selfieVideo{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px;background:#05070f;
  transform:scaleX(-1);margin-bottom:12px;border:1px solid var(--line)}
.verify-status{font-size:13px;color:var(--muted);margin-top:10px;min-height:20px;text-align:center;line-height:1.55}
.verify-status.ok{color:var(--green);font-weight:700}
.verify-status.warn{color:var(--amber);font-weight:600}
.verify-status.err{color:var(--red);font-weight:600}
#btnUnverified{margin-top:10px}

/* User chip in topbar */
.user-chip{font-size:12px;color:var(--muted);background:var(--bg2);border:1px solid var(--line);
  border-radius:999px;padding:8px 14px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Sample canvas for AI moderation (offscreen) */
#sampleCanvas{position:absolute;left:-9999px;top:-9999px}

@media (max-width:640px){
  .user-chip{display:none}
}