:root{
  --bg:#F6F5F1; --surface:#FFFFFF; --surface-2:#EFEDE6; --line:#E4E2DA;
  --ink:#152033; --muted:#5E6778; --faint:#8A93A3;
  --green:#0F4F42; --accent:#0F7A64; --accent-soft:#E3F4EE; --on-green:#EAF6F1; --on-green-muted:#BFE3D5;
  --amber:#C9851B; --amber-soft:#FDF1DD; --amber-ink:#8A5A10; --red:#B42318; --red-soft:#FDE8E6;
  --shadow:0 1px 2px rgba(21,32,51,.06),0 30px 60px -24px rgba(15,79,66,.35);
  --sans:'IBM Plex Sans',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --cond:'IBM Plex Sans Condensed','IBM Plex Sans',ui-sans-serif,system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    color-scheme:dark;
    --bg:#0D1613; --surface:#14201C; --surface-2:#1A2924; --line:#24352F;
    --ink:#E8EEEB; --muted:#9DAAA4; --faint:#6F7D77;
    --green:#0A3B31; --accent:#3FB68F; --accent-soft:#153228;
    --amber:#E3A54A; --amber-soft:#33260F; --amber-ink:#E3A54A; --red:#FF8A7A; --red-soft:#3A1915;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 30px 60px -24px rgba(0,0,0,.7);
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 var(--sans);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
h1,h2,h3{margin:0;text-wrap:balance;letter-spacing:-.02em;line-height:1.05}
p{margin:0}
a{color:var(--accent)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}
.kicker{font:600 13px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--amber)}

/* top bar */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:10px clamp(16px,4vw,40px);background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px;font:700 19px/1 var(--sans);letter-spacing:.05em;text-decoration:none;color:var(--ink)}
.logo i{width:32px;height:32px;border-radius:9px;background:var(--green);display:grid;place-items:center;color:var(--amber)}
.logo i svg{width:18px;height:18px}
.top-r{display:flex;align-items:center;gap:12px;font-size:15px;min-width:0}
.top-r .who{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.link{color:var(--muted);text-decoration:none;font-weight:500}
.link:hover{color:var(--ink)}

/* buttons & fields */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 22px;border-radius:12px;border:1.5px solid transparent;font-weight:700;font-size:16px;text-decoration:none;cursor:pointer;white-space:nowrap;transition:filter .15s,transform .15s}
.btn:hover{filter:brightness(1.06)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.6;cursor:progress}
.btn.primary{background:var(--accent);color:#fff}
.btn.ghost{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn.danger{background:var(--red);color:#fff}
.btn.sm{min-height:38px;padding:0 14px;font-size:14px;border-radius:10px}
.btn.block{width:100%}
.fld{display:grid;gap:6px;font-size:14px;font-weight:600;color:var(--muted)}
.fld input:not([type=checkbox]),.fld select{min-height:50px;border:1.5px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);padding:0 14px;font-size:16px;font-weight:400;width:100%}
.fld input:not([type=checkbox]):focus,.fld select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.fld small{font-weight:400;color:var(--faint)}
.fld.bad input:not([type=checkbox]),.fld.bad select{border-color:var(--red);background:color-mix(in srgb,var(--red-soft) 45%,var(--surface))}
.fld.bad input:not([type=checkbox]):focus{box-shadow:0 0 0 3px color-mix(in srgb,var(--red) 18%,transparent)}
.ferr{font-size:13.5px;font-weight:500;color:var(--red)}
.ferr:empty{display:none}
.hint{font-size:13px}
.phone-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:8px}
.phone-in select{padding:0 10px;font-size:15px}
@media (max-width:420px){.phone-in{grid-template-columns:1fr}}
.pw-in{position:relative}
.pw-in input{padding-right:70px!important}
.pw-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--accent);font-weight:600;font-size:14px;cursor:pointer;padding:8px 10px;border-radius:8px}
.pw-toggle:hover{background:var(--accent-soft)}
.fld .check{font-weight:400}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:520px){.row2{grid-template-columns:1fr}}
.msg{font-size:14.5px;padding:10px 12px;border-radius:10px;background:var(--red-soft);color:var(--red)}
.msg:empty{display:none}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--accent);flex:none}

/* auth page */
.auth{flex:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
@media (max-width:900px){.auth{grid-template-columns:1fr}}
.pitch{background:var(--green);color:var(--on-green);padding:clamp(28px,6vw,72px);display:flex;flex-direction:column;justify-content:center;gap:22px}
@media (max-width:900px){.pitch{order:2}}
.pitch h1{font:700 clamp(38px,5vw,62px)/1 var(--cond);color:#fff}
.pitch h1 em{font-style:normal;color:var(--amber)}
.pitch>p{color:var(--on-green-muted);font-size:18px;max-width:46ch}
.perks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.perks li{display:grid;grid-template-columns:24px 1fr;gap:10px;align-items:start}
.perks li::before{content:"✓";width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.12);color:var(--amber);display:grid;place-items:center;font-weight:700;font-size:13px;margin-top:1px}
.sample{display:grid;gap:8px;max-width:420px}
.sample div{padding:9px 13px;border-radius:14px;font-size:14.5px;line-height:1.45;max-width:88%}
.sample .s{background:rgba(255,255,255,.1);border-bottom-left-radius:4px}
.sample .c{background:var(--amber);color:#1B1206;justify-self:end;border-bottom-right-radius:4px}
.sample small{display:block;font:600 10.5px var(--mono);letter-spacing:.08em;text-transform:uppercase;opacity:.7;margin-bottom:2px}
.mic-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center;width:min(420px,100%)}
.mic-lbl{font:600 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--on-green-muted)}
.meter{flex:1;min-width:90px;height:8px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.meter i{display:block;height:100%;width:0;background:#4ADE9A;border-radius:99px;transition:width .1s linear}
#mic-pick{max-width:100%;min-height:36px;border-radius:8px;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.15);color:#fff;padding:0 8px;font-size:13px}
#mic-pick option{color:#152033}
.mic-warn{background:#FDE8E6;color:#8A1C12;border-radius:10px;padding:10px 12px;font-size:14px;max-width:420px}
.rec-note{font-size:13px;color:var(--on-green-muted)}
.rec-note span{color:#FF8A7A;margin-right:4px}
.panel{display:flex;align-items:center;justify-content:center;padding:clamp(24px,5vw,64px) clamp(16px,4vw,48px)}
.card{width:min(460px,100%);display:grid;gap:18px}
.card h2{font:700 30px/1.1 var(--cond)}
.card .sub{color:var(--muted)}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--surface-2);border-radius:12px;padding:4px;gap:4px}
.seg button{min-height:44px;border:0;border-radius:9px;background:transparent;font-weight:600;color:var(--muted);cursor:pointer}
.seg button[aria-selected="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 4px rgba(0,0,0,.12)}
form{display:grid;gap:14px}
.signed-in{background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);border-radius:14px;padding:14px 16px;display:grid;gap:10px;font-size:15px}
.si-actions{display:flex;flex-wrap:wrap;gap:8px}
.fine{font-size:13px;color:var(--faint)}

/* demo page */
.demo{flex:1;width:min(1160px,100%);margin:0 auto;padding:clamp(20px,4vw,48px) clamp(16px,4vw,40px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,3vw,32px);align-items:start}
@media (max-width:900px){.demo{grid-template-columns:1fr}}
.stage{background:var(--green);color:var(--on-green);border-radius:28px;padding:clamp(22px,4vw,40px);display:grid;gap:22px;justify-items:center;text-align:center;position:relative;overflow:hidden}
.stage h1{font:700 clamp(30px,3.6vw,42px)/1.05 var(--cond);color:#fff}
.stage .lede{color:var(--on-green-muted);max-width:42ch}
.timer{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);border-radius:999px;padding:8px 16px;font:600 15px var(--mono)}
.timer b{font-size:20px;color:#fff}
.timer.low b{color:var(--amber)}
.bar{width:min(320px,100%);height:6px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.bar i{display:block;height:100%;background:var(--amber);border-radius:99px;transition:width .9s linear}
.orb-wrap{position:relative;width:220px;height:220px;display:grid;place-items:center;max-width:100%}
.orb-wrap .ring{position:absolute;inset:0;border-radius:50%;border:2px solid var(--amber);opacity:0}
.orb{position:relative;z-index:1;width:150px;height:150px;border-radius:50%;border:0;cursor:pointer;background:var(--amber);color:#1B1206;display:grid;place-items:center;gap:4px;box-shadow:0 20px 40px -12px rgba(0,0,0,.5);transition:transform .2s,background .2s}
.orb:hover{transform:scale(1.03)}
.orb svg{width:46px;height:46px}
.orb span{font:700 14px var(--sans)}
.orb:disabled{cursor:not-allowed;opacity:.55;transform:none}
.state-live .orb{background:#fff;color:var(--green)}
.state-live .orb-wrap .ring{animation:ring 2.4s ease-out infinite}
.state-live .orb-wrap .ring.r2{animation-delay:.8s}
.state-live .orb-wrap .ring.r3{animation-delay:1.6s}
.state-agent .orb{background:var(--amber);color:#1B1206}
.state-agent .orb-wrap .ring{border-color:#fff;animation-duration:1.2s}
@keyframes ring{0%{opacity:.6;transform:scale(.7)}100%{opacity:0;transform:scale(1.15)}}
.status{font:600 15px var(--mono);letter-spacing:.04em;min-height:1.5em;display:flex;align-items:center;gap:8px;justify-content:center}
.status i{width:9px;height:9px;border-radius:50%;background:var(--on-green-muted)}
.state-live .status i{background:#4ADE9A;animation:blink 1.2s infinite}
.state-agent .status i{background:var(--amber);animation:blink .6s infinite}
@keyframes blink{50%{opacity:.3}}
.controls{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.stage .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.tips{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px;display:grid;gap:10px}
.tips h3{font:700 19px var(--cond)}
.tips ul{margin:0;padding-left:18px;color:var(--muted);display:grid;gap:6px;font-size:15px}
.side{display:grid;gap:16px;align-content:start;min-width:0}
.log{background:var(--surface);border:1px solid var(--line);border-radius:20px;display:flex;flex-direction:column;min-height:420px;max-height:640px}
.log-h{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}
.log-h h3{font:700 19px var(--cond)}
.log-b{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;overscroll-behavior:contain}
.log-b .empty{margin:auto;text-align:center;color:var(--faint);font-size:15px;max-width:30ch}
.bub{max-width:86%;padding:10px 14px;border-radius:16px;font-size:15px;line-height:1.5;animation:pop .25s ease-out}
.bub.assistant{background:var(--accent-soft);border-bottom-left-radius:4px;align-self:flex-start}
.bub.user{background:var(--surface-2);border-bottom-right-radius:4px;align-self:flex-end}
.bub small{display:block;font:600 10.5px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}
.bub.assistant small{color:var(--accent)}
@keyframes pop{from{opacity:.2;transform:translateY(6px)}to{opacity:1;transform:none}}
.over{background:var(--amber-soft);color:var(--ink);border-radius:20px;padding:22px;display:grid;gap:12px}
.over h3{font:700 22px var(--cond)}
.over p{color:var(--muted)}
.over .ctas{display:flex;flex-wrap:wrap;gap:10px}
.copyline{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font:600 16px var(--mono)}
.loading{flex:1;display:grid;place-items:center;color:var(--muted)}

/* admin */
.admin{flex:1;width:min(1400px,100%);margin:0 auto;padding:clamp(20px,3vw,40px) clamp(16px,3vw,32px);display:grid;gap:18px;align-content:start}
.admin-h{display:flex;flex-wrap:wrap;gap:12px;align-items:end;justify-content:space-between}
.admin-h h1{font:700 32px var(--cond)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.stat span{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.stat b{display:block;font:600 28px var(--mono)}
.tbl-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:16px}
table{border-collapse:collapse;width:100%;min-width:980px;font-size:14.5px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font:600 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--surface-2);position:sticky;top:0}
tr:last-child td{border-bottom:0}
td.muted{color:var(--muted)}
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:var(--accent-soft);color:var(--accent)}
.tag.no{background:var(--surface-2);color:var(--muted)}
details.tx summary{cursor:pointer;color:var(--accent);font-weight:600}
details.tx div{margin-top:8px;display:grid;gap:4px;font-size:13.5px;max-width:420px}
.calls{display:grid;gap:12px}
.call{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px 16px;display:grid;gap:10px}
.call-h{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.call .muted{color:var(--muted)}
.player:empty{display:none}
/* verify (OTP) page */
.verify{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:clamp(28px,7vw,80px) 16px}
.verify-card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:clamp(22px,4vw,36px);box-shadow:var(--shadow);width:min(480px,100%)}
.mail-ico{width:56px;height:56px;border-radius:16px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.mail-ico svg{width:28px;height:28px}
.step-tag{display:inline-block;font:600 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.otp{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.otp input{width:100%;aspect-ratio:1/1.15;max-height:64px;text-align:center;font:600 26px var(--mono);border:1.5px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);padding:0}
.otp input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.ok-msg{font-size:14.5px;padding:10px 12px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-weight:600}
.resend{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.linkbtn{border:0;background:none;padding:0;color:var(--accent);font-weight:600;cursor:pointer;font-size:14px}
.linkbtn:disabled{color:var(--faint);cursor:default}
.robot{display:grid;gap:10px;justify-items:center;padding:6px 0}
.ts{display:flex;justify-content:center;width:100%}
.ts:empty{display:none}
.robot-box{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;width:min(320px,100%);min-height:74px;padding:12px 14px;border:1px solid #D3D3D3;border-radius:6px;background:#F9F9F9;color:#222;box-shadow:0 1px 2px rgba(0,0,0,.08);cursor:pointer;text-align:left;font:500 15px var(--sans)}
.robot-box:disabled{cursor:default}
.robot-box[data-state="idle"]:not(:disabled):hover .rb-check{border-color:#8a8a8a}
.rb-check{width:28px;height:28px;border:2px solid #C1C1C1;border-radius:3px;background:#fff;display:grid;place-items:center;transition:border-color .15s}
.robot-box[data-state="checking"] .rb-check{border:3px solid #E0E0E0;border-top-color:var(--accent);border-radius:50%;animation:rbspin .8s linear infinite}
.robot-box[data-state="done"] .rb-check{border:0;background:transparent}
.robot-box[data-state="done"] .rb-check::after{content:"";width:10px;height:20px;border:solid #1E9E5A;border-width:0 4px 4px 0;transform:rotate(45deg) translate(-2px,-3px)}
.rb-brand{display:grid;justify-items:center;font-size:9px;color:#777;line-height:1.3}
.rb-brand b{font-size:11px;color:#F38020;letter-spacing:.02em}
@keyframes rbspin{to{transform:rotate(360deg)}}
.robot-wait{font-size:14px;color:var(--muted)}
.gate{width:min(420px,100%);margin:10vh auto 0;display:grid;gap:14px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* floating WhatsApp (same as the home page) */
.wa-float{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:90;display:flex;align-items:center;gap:10px;height:56px;padding:0 18px 0 14px;border-radius:999px;background:#1FA855;color:#fff;text-decoration:none;font-weight:700;box-shadow:0 10px 24px -8px rgba(0,0,0,.45);transition:transform .15s}
.wa-float:hover{transform:translateY(-2px)}
.wa-float svg{width:28px;height:28px}
@media (max-width:600px){.wa-float{width:56px;padding:0;justify-content:center}.wa-lbl{display:none}}