/* ═══════════════════════════════════════ */
/* PikaTalk — Design System              */
/* ═══════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:        #07070e;
  --bg-card:   #0d0d18;
  --bg-raised: #141425;
  --bg-surf:   #1a1a30;
  --a:         #ff6040;
  --a-soft:    rgba(255,96,64,.15);
  --a-glow:    rgba(255,96,64,.28);
  --b:         #3b8bff;
  --b-soft:    rgba(59,139,255,.12);
  --b-glow:    rgba(59,139,255,.28);
  --txt:       #eae7f3;
  --txt2:      #8a86a2;
  --txt3:      #48435e;
  --brd:       #23213a;
  --brd2:      #302d50;
  --ok:        #2dd47a;
  --err:       #ff3860;
  --warn:      #ffb833;
  --r:         16px;
  --rs:        10px;
  --rxs:       7px;
  --safe-b:    constant(safe-area-inset-bottom,0px);
  --safe-b:    env(safe-area-inset-bottom,0px);
  --safe-t:    constant(safe-area-inset-top,0px);
  --safe-t:    env(safe-area-inset-top,0px);
}

html,body{
  height:100%;
  font-family:'DM Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--bg);
  color:var(--txt);
  overflow:hidden;
  -webkit-tap-highlight-color:transparent;
  -webkit-user-select:none;user-select:none;
}

.app{
  height:100vh;
  height:-webkit-fill-available;
  height:100dvh;
  display:none;flex-direction:column;
  max-width:520px;margin:0 auto;
  padding-top:var(--safe-t);
}

/* ── HEADER ── */
.hdr{
  padding:12px 18px 8px;
  display:flex;align-items:center;justify-content:space-between;
  flex-shrink:0;
}
.hdr-left{display:flex;align-items:center;gap:9px}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,var(--a),#ffaa55 55%,var(--b));
  display:flex;align-items:center;justify-content:center;
  font-size:16px;
  box-shadow:0 2px 12px rgba(255,96,64,.18);
}
.brand-name{
  font-size:18px;font-weight:700;letter-spacing:-.5px;
  background:linear-gradient(135deg,var(--a),#ffa960 60%,var(--b));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
}
.hdr-right{display:flex;align-items:center;gap:7px}
.session-badge{
  font-size:9px;font-weight:600;color:var(--txt3);
  padding:2px 7px;background:var(--bg-raised);border-radius:5px;
  display:none;
}
.session-badge.on{display:block}
.conn-chip{
  font-size:9.5px;font-weight:600;
  padding:4px 9px;border-radius:16px;
  background:var(--bg-raised);color:var(--txt2);
  border:1px solid var(--brd);
  display:flex;align-items:center;gap:5px;
  text-transform:uppercase;letter-spacing:.6px;
}
.conn-led{
  width:5px;height:5px;border-radius:50%;background:var(--txt3);
  transition:all .3s;
}
.conn-led.on{
  background:var(--ok);
  box-shadow:0 0 7px var(--ok);
  animation:pulse 2s ease infinite;
}
.conn-led.blink{
  background:#f59e0b;
  box-shadow:0 0 7px #f59e0b;
  animation:blinker .8s ease infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes blinker{0%,100%{opacity:1}50%{opacity:.15}}

/* ── LANGUAGE BAR ── */
.lang-row{
  padding:0 18px;display:flex;align-items:center;gap:5px;
  margin-bottom:6px;flex-shrink:0;
}
.lang-wrap{flex:1;position:relative}
.lang-wrap select{
  width:100%;appearance:none;-webkit-appearance:none;
  background:var(--bg-raised);border:1px solid var(--brd);
  border-radius:var(--rxs);
  padding:8px 28px 8px 10px;
  color:var(--txt);font-family:inherit;font-size:12px;font-weight:500;
  outline:none;cursor:pointer;transition:border-color .2s;
}
.lang-wrap select:focus{border-color:var(--b)}
.lang-wrap select option{background:var(--bg-card);color:var(--txt)}
.lang-wrap::after{
  content:'▾';position:absolute;right:9px;top:50%;
  transform:translateY(-50%);color:var(--txt3);
  pointer-events:none;font-size:10px;
}
.wrap-a select{border-left:3px solid var(--a)}
.wrap-b select{border-left:3px solid var(--b)}
.swap{
  width:30px;height:30px;border-radius:50%;
  background:var(--bg-surf);border:1px solid var(--brd);
  color:var(--txt2);display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;font-size:13px;
  transition:all .25s;
}
.swap:active{transform:rotate(180deg);background:var(--brd)}

/* ── VISUALIZER ── */
.viz{height:3px;margin:0 18px 3px;background:var(--bg-raised);border-radius:2px;overflow:hidden;flex-shrink:0}
.viz-fill{height:100%;width:0%;border-radius:2px;transition:width .07s linear}
.viz-fill.fa{background:linear-gradient(90deg,var(--a),#ff9955)}
.viz-fill.fb{background:linear-gradient(90deg,var(--b),#80b8ff)}

/* ── TRANSCRIPT ── */
.chat{
  flex:1;overflow-y:auto;
  padding:4px 18px 10px;
  display:flex;flex-direction:column;gap:9px;
  -webkit-overflow-scrolling:touch;scroll-behavior:smooth;
}
.bubble{
  padding:11px 13px;border-radius:var(--rs);
  font-size:14px;line-height:1.55;max-width:90%;
  animation:pop .22s ease;
}
@keyframes pop{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.bubble.sa{
  background:var(--a-soft);border:1px solid rgba(255,96,64,.18);
  align-self:flex-start;border-bottom-left-radius:3px;
}
.bubble.sb{
  background:var(--b-soft);border:1px solid rgba(59,139,255,.16);
  align-self:flex-end;border-bottom-right-radius:3px;
}
.bubble .lbl{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.9px;margin-bottom:2px;display:flex;align-items:center;gap:3px}
.bubble.sa .lbl{color:var(--a)}
.bubble.sb .lbl{color:var(--b)}
.bubble .txt{color:var(--txt)}

.zero{
  flex:1;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:12px;
  color:var(--txt3);text-align:center;padding:36px 28px;
}
.zero-icon{
  width:56px;height:56px;border-radius:50%;
  background:var(--bg-raised);border:1px solid var(--brd);
  display:flex;align-items:center;justify-content:center;
}
.zero-icon svg{color:var(--txt3);opacity:.45}
.zero p{font-size:12.5px;line-height:1.6;max-width:260px}

/* ── PLAYING ── */
.playing{
  display:none;align-items:center;justify-content:center;gap:7px;
  padding:5px 18px;flex-shrink:0;
}
.playing.on{display:flex}
.eq{display:flex;gap:2px;align-items:flex-end;height:13px}
.eq span{width:2.5px;border-radius:2px;background:var(--b);animation:eqa .65s ease infinite}
.eq span:nth-child(1){height:6px;animation-delay:0s}
.eq span:nth-child(2){height:11px;animation-delay:.1s}
.eq span:nth-child(3){height:5px;animation-delay:.2s}
.eq span:nth-child(4){height:9px;animation-delay:.3s}
.eq span:nth-child(5){height:7px;animation-delay:.4s}
@keyframes eqa{0%,100%{transform:scaleY(.4)}50%{transform:scaleY(1)}}
.playing-lbl{font-size:10px;color:var(--txt2);text-transform:uppercase;letter-spacing:.5px;font-weight:600}

/* ── CONTROLS ── */
.ctrl{padding:10px 18px calc(12px + var(--safe-b));flex-shrink:0}

.ctrl-connect{display:flex;flex-direction:column;align-items:center;gap:12px;padding:20px 6px 6px}
.btn-connect{
  width:100%;max-width:340px;padding:14px 28px;
  border:none;border-radius:var(--rs);
  font-family:inherit;font-size:14px;font-weight:700;
  letter-spacing:1.1px;text-transform:uppercase;cursor:pointer;
  background:linear-gradient(135deg,var(--a),#ff8f4a 70%);color:#fff;
  transition:all .25s;position:relative;overflow:hidden;
}
.btn-connect:active{transform:scale(.97)}
.btn-connect:disabled{opacity:.5;cursor:not-allowed}
.btn-connect::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.11) 50%,transparent 70%);
  transform:translateX(-100%);animation:sheen 3s infinite;
}
@keyframes sheen{100%{transform:translateX(100%)}}
.hint{font-size:10.5px;color:var(--txt3);text-align:center;line-height:1.5;max-width:280px}

.ctrl-mics{display:none;gap:10px;align-items:stretch}
.ctrl-mics.on{display:flex}
.mic-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:7px}
.mic-tag{
  font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;
  text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;
}
.col-a .mic-tag{color:var(--a)}
.col-b .mic-tag{color:var(--b)}

.mic-orb{
  width:64px;height:64px;border-radius:50%;
  border:2.5px solid var(--brd);background:var(--bg-raised);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:all .2s;position:relative;
}
.mic-orb svg{width:24px;height:24px;transition:all .2s}
.orb-a{border-color:rgba(255,96,64,.22)}
.orb-b{border-color:rgba(59,139,255,.22)}
.orb-a svg{color:var(--a)}
.orb-b svg{color:var(--b)}

.mic-orb.rec{animation:orbP 1.3s ease infinite}
.mic-orb.rec.orb-a{
  border-color:var(--a);background:rgba(255,96,64,.1);
  box-shadow:0 0 0 5px var(--a-glow),0 0 24px var(--a-glow);
}
.mic-orb.rec.orb-b{
  border-color:var(--b);background:rgba(59,139,255,.1);
  box-shadow:0 0 0 5px var(--b-glow),0 0 24px var(--b-glow);
}
@keyframes orbP{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
.mic-orb.busy{opacity:.35;cursor:wait}
.mic-orb:disabled{opacity:.2;cursor:not-allowed;pointer-events:none}

.mic-sub{font-size:9.5px;color:var(--txt3);height:13px;text-align:center}
.mic-sub.live{color:var(--err);font-weight:600}
.mic-sub.wait{color:var(--warn)}

.mic-div{width:1px;background:var(--brd);align-self:stretch;margin:3px 0;flex-shrink:0}

.ctrl-dc{display:none;margin-top:8px}
.ctrl-dc.on{display:flex}
.btn-dc{
  width:100%;padding:9px;
  border:1px solid rgba(255,56,96,.22);border-radius:var(--rxs);
  background:rgba(255,56,96,.05);color:var(--err);
  font-family:inherit;font-size:11px;font-weight:600;
  letter-spacing:.5px;text-transform:uppercase;cursor:pointer;
  transition:all .2s;
}
.btn-dc:active{background:rgba(255,56,96,.14)}

/* ── TOAST ── */
.toast{
  position:fixed;bottom:96px;left:50%;
  transform:translateX(-50%) translateY(14px);
  background:var(--bg-surf);border:1px solid var(--brd2);
  border-radius:var(--rxs);padding:9px 16px;
  font-size:12px;color:var(--txt);
  opacity:0;pointer-events:none;transition:all .3s;
  z-index:100;max-width:88%;text-align:center;
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.bad{border-color:rgba(255,56,96,.4);color:var(--err)}

/* ── LOGIN SCREEN ── */
.login-screen{
  position:fixed;inset:0;z-index:200;
  background:var(--bg);
  display:flex;align-items:center;justify-content:center;
  padding:24px;
}
.login-card{
  width:100%;max-width:360px;
  background:var(--bg-card);border:1px solid var(--brd);
  border-radius:var(--r);padding:36px 28px 28px;
  display:flex;flex-direction:column;align-items:center;gap:18px;
}
.login-brand{display:flex;align-items:center;gap:9px}
.login-subtitle{font-size:13px;color:var(--txt2);text-align:center;margin-top:-8px}
.login-card form{width:100%;display:flex;flex-direction:column;gap:10px}
.login-card input[type="email"],
.login-card input[type="password"]{
  width:100%;padding:12px 14px;
  background:var(--bg-raised);border:1px solid var(--brd);
  border-radius:var(--rxs);color:var(--txt);
  font-family:inherit;font-size:14px;outline:none;
  transition:border-color .2s;
}
.login-card input:focus{border-color:var(--b)}
.login-card input::placeholder{color:var(--txt3)}
.btn-login{
  width:100%;padding:12px;border:none;border-radius:var(--rxs);
  background:linear-gradient(135deg,var(--a),#ff8f4a 70%);color:#fff;
  font-family:inherit;font-size:14px;font-weight:700;
  letter-spacing:.8px;text-transform:uppercase;cursor:pointer;
  transition:all .25s;
}
.btn-login:active{transform:scale(.97)}
.btn-login:disabled{opacity:.5;cursor:not-allowed}
.login-divider{
  width:100%;display:flex;align-items:center;gap:12px;
  color:var(--txt3);font-size:11px;text-transform:uppercase;letter-spacing:1px;
}
.login-divider::before,.login-divider::after{
  content:'';flex:1;height:1px;background:var(--brd);
}
.btn-google{
  width:100%;padding:11px;border:1px solid var(--brd);
  border-radius:var(--rxs);background:var(--bg-raised);
  color:var(--txt);font-family:inherit;font-size:13px;font-weight:600;
  cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;
  transition:all .2s;
}
.btn-google:hover{border-color:var(--brd2);background:var(--bg-surf)}
.btn-google:disabled{opacity:.5;cursor:not-allowed}
.login-toggle{
  font-size:12px;color:var(--txt2);text-align:center;margin:0;
}
.login-toggle a{
  color:var(--b);text-decoration:none;font-weight:600;
  margin-left:4px;transition:color .2s;
}
.login-toggle a:hover{color:#6aabff}
.login-error{
  font-size:12px;color:var(--err);text-align:center;
  min-height:16px;margin:0;
}
.btn-signout{
  width:26px;height:26px;border-radius:50%;
  background:var(--bg-raised);border:1px solid var(--brd);
  color:var(--txt3);font-size:11px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;
}
.btn-signout:hover{border-color:var(--err);color:var(--err)}

/* ── CREDIT CHIP ── */
.credit-chip{
  display:flex;align-items:center;gap:4px;
  padding:4px 10px;border-radius:16px;
  background:var(--bg-raised);border:1px solid var(--brd);
  color:var(--txt);font-family:inherit;font-size:11px;font-weight:700;
  cursor:pointer;transition:all .2s;
  letter-spacing:.3px;
}
.credit-chip:hover{border-color:var(--a);background:var(--a-soft)}
.credit-chip .credit-icon{font-size:10px}
.credit-chip.low{border-color:var(--warn);color:var(--warn);animation:blinker .8s ease infinite}
.credit-chip.empty{border-color:var(--err);color:var(--err);animation:blinker .6s ease infinite}

/* ── TOP-UP MODAL ── */
.topup-overlay{
  position:fixed;inset:0;z-index:300;
  background:rgba(0,0,0,.7);
  display:none;align-items:center;justify-content:center;
  padding:24px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.topup-overlay.on{display:flex}
.topup-modal{
  width:100%;max-width:360px;
  background:var(--bg-card);border:1px solid var(--brd);
  border-radius:var(--r);padding:24px;
  display:flex;flex-direction:column;gap:16px;
  animation:pop .22s ease;
}
.topup-header{display:flex;align-items:center;justify-content:space-between}
.topup-title{font-size:16px;font-weight:700}
.topup-close{
  width:28px;height:28px;border-radius:50%;
  background:var(--bg-raised);border:1px solid var(--brd);
  color:var(--txt2);font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;
}
.topup-close:hover{border-color:var(--err);color:var(--err)}
.topup-balance{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:16px;background:var(--bg-raised);border-radius:var(--rs);
  border:1px solid var(--brd);
}
.topup-bal-label{font-size:10px;color:var(--txt3);text-transform:uppercase;letter-spacing:.8px;font-weight:600}
.topup-bal-value{font-size:28px;font-weight:700;color:var(--txt);letter-spacing:-.5px}
.topup-bal-mins{font-size:11px;color:var(--txt2)}
.topup-rate{font-size:11px;color:var(--txt3);text-align:center;font-weight:600;letter-spacing:.5px}
.topup-presets{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.topup-btn{
  padding:14px 10px;border:1px solid var(--brd);
  border-radius:var(--rs);background:var(--bg-raised);
  color:var(--txt);font-family:inherit;font-size:16px;font-weight:700;
  cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;
  transition:all .2s;
}
.topup-btn span{font-size:10px;color:var(--txt3);font-weight:500}
.topup-btn:hover{border-color:var(--a);background:var(--a-soft)}
.topup-btn:active{transform:scale(.97)}
.topup-btn:disabled{opacity:.5;cursor:not-allowed}
.topup-note{font-size:10px;color:var(--txt3);text-align:center;line-height:1.5;margin:0}

/* ── NO-CREDITS BANNER ── */
.no-credits-banner{
  display:none;padding:10px 18px;
  background:rgba(255,56,96,.08);border-bottom:1px solid rgba(255,56,96,.2);
  text-align:center;font-size:12px;color:var(--err);font-weight:600;
  flex-shrink:0;
}
.no-credits-banner.on{display:block}
.no-credits-banner a{color:var(--a);text-decoration:underline;cursor:pointer}

/* ── VERIFY SCREEN ── */
.verify-screen{
  position:fixed;inset:0;z-index:200;
  background:var(--bg);
  display:none;align-items:center;justify-content:center;
  padding:24px;
}
.verify-icon{font-size:40px;margin-bottom:-6px}
.verify-title{font-size:17px;font-weight:700;text-align:center;margin:0}
.verify-msg{font-size:13px;color:var(--txt2);text-align:center;line-height:1.6;margin:0}
.verify-msg strong{color:var(--txt);font-weight:600}
.verify-status{
  font-size:12px;text-align:center;min-height:16px;margin:0;
  color:var(--ok);transition:color .2s;
}
.verify-hint{font-size:12px;color:var(--txt2);text-align:center;margin:0}
.verify-hint a{color:var(--b);text-decoration:none;font-weight:600;transition:color .2s}
.verify-hint a:hover{color:#6aabff}