/* Echo — premium light UI. Mobile: floating nav w/ centered talk button. Desktop: sidebar webapp. */
:root{
  --bg:#EDEFF3; --card:#FFFFFF; --card-2:#F5F6F9;
  --ink:#0E1016; --dim:#5A6069; --faint:#767C89;
  --line:rgba(16,18,22,.07); --line-2:rgba(16,18,22,.12);
  /* Sarfati Idiomas — royal blue + red */
  --blue:#3466B5; --purple:#E0313E; --cyan:#E8646C;
  --grad:linear-gradient(135deg,#E8323C,#C0202F);
  --royal:#3466B5; --royal-soft:rgba(52,102,181,.12);
  --green:#22C58B; --green-2:#12A673; --green-soft:rgba(34,197,139,.14);
  --energy:#FF8A3D; --warn:#F5B23B; --danger:#E0313E;
  --nav:#22458C;
  --shadow:0 8px 26px rgba(22,27,45,.08); --shadow-sm:0 2px 10px rgba(22,27,45,.05);
  --shadow-lg:0 20px 50px -16px rgba(22,27,45,.22);
  --r:24px; --r-sm:18px; --r-xs:14px;
  --ease:cubic-bezier(.22,1,.36,1);
  --sbw:248px;
  --nav-h:calc(92px + env(safe-area-inset-bottom));
  --font:-apple-system,BlinkMacSystemFont,'SF Pro Text','Segoe UI',Roboto,system-ui,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;overscroll-behavior:none}
.numeric{font-variant-numeric:tabular-nums}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit}
.hidden{display:none !important}

.shell{display:flex;min-height:100dvh}
.main{flex:1;min-width:0;max-width:640px;margin:0 auto;width:100%;padding:calc(env(safe-area-inset-top) + 12px) 18px var(--nav-h)}
.screen{display:none;animation:fade .3s var(--ease)}
.screen.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.wordmark{font-family:'Pacifico','Segoe Script',cursive;font-weight:400;letter-spacing:0;color:#E0313E;line-height:1.05;background:none;-webkit-text-fill-color:#E0313E}
.eyebrow{font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:var(--faint)}

/* ---------- lock ---------- */
#lock{position:fixed;inset:0;z-index:60;display:none;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px;background:var(--bg)}
#lock.active{display:flex}
#lock .mark{width:76px;height:76px;border-radius:24px;background:var(--grad);display:grid;place-items:center;box-shadow:0 18px 40px -12px var(--purple);animation:float 3.4s var(--ease) infinite}
#lock .mark svg{width:38px;height:38px}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
#lock h1{font-size:2.1rem;margin:6px 0 0;letter-spacing:-.03em}
#lock p{color:var(--dim);font-size:.95rem;margin:0;text-align:center}
#lock .field{width:100%;max-width:320px;display:flex;flex-direction:column;gap:10px;margin-top:4px}
#lock input{background:var(--card);border:1px solid var(--line-2);color:var(--ink);border-radius:16px;padding:15px;font-size:1.05rem;text-align:center;box-shadow:var(--shadow-sm)}
#lock input:focus{outline:none;border-color:var(--purple)}
.btn-grad{background:var(--grad);color:#fff;font-weight:600;font-size:1.05rem;border-radius:16px;padding:15px;width:100%;box-shadow:0 12px 26px -10px var(--purple);transition:transform .15s var(--ease)}
.btn-grad:active{transform:scale(.98)}
.shake{animation:shake .4s}
@keyframes shake{0%,100%{transform:none}20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
.lock-note{color:var(--faint);font-size:.8rem;max-width:300px;text-align:center}

/* ---------- home ---------- */
.top{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.top .wordmark{font-size:1.5rem}
.pill{margin-left:auto;display:inline-flex;align-items:center;gap:6px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:.82rem;color:var(--dim);box-shadow:var(--shadow-sm);font-weight:600}
.h1{font-size:2rem;font-weight:700;letter-spacing:-.03em;line-height:1.08;margin:2px 0}
.sub{color:var(--dim);font-size:.92rem;margin:3px 0 18px}

.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.card-h{display:flex;align-items:flex-start;gap:12px;margin-bottom:4px}
.ic{width:40px;height:40px;flex:0 0 auto;border-radius:13px;background:var(--card-2);display:grid;place-items:center;color:var(--ink);font-size:19px}
.ic svg{width:20px;height:20px}
.ic.grad{background:var(--grad);color:#fff}
.ic.green{background:var(--green-soft);color:var(--green-2)}
.ic.energy{background:rgba(255,138,61,.14);color:var(--energy)}
.card-h .t{font-weight:700;font-size:1.02rem}
.card-h .s{color:var(--dim);font-size:.82rem;margin-top:1px}
.card-h .right{margin-left:auto;text-align:right}
.card-h .right .lbl{font-size:.72rem;color:var(--faint)}
.card-h .right .val{font-size:1.5rem;font-weight:700;letter-spacing:-.02em}

.chart{margin-top:14px}
.chart svg{width:100%;height:128px;display:block;overflow:visible}
.chart .xlabels{display:flex;justify-content:space-between;margin-top:8px}
.chart .xlabels span{font-size:.68rem;color:var(--dim);font-weight:600;flex:1;text-align:center}
.chart-empty{text-align:center;padding:22px 10px 8px}
.chart-empty .ce-ic{font-size:30px}
.chart-empty .ce-t{font-weight:700;font-size:1rem;margin-top:8px}
.chart-empty .ce-s{color:var(--dim);font-size:.84rem;line-height:1.45;margin:4px auto 0;max-width:250px}

.meter-cur{font-size:2.4rem;font-weight:700;letter-spacing:-.03em;margin:12px 0 4px}
.meter-cur small{font-size:.9rem;font-weight:600;color:var(--dim);margin-left:8px}
.meter-bar{position:relative;height:12px;border-radius:99px;margin:16px 0 10px;background:linear-gradient(90deg,#4C86FF,#22C58B 38%,#F5B23B 68%,#FF8A3D 86%,#F2637A)}
.meter-bar .marker{position:absolute;top:50%;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--ink);transform:translate(-50%,-50%);box-shadow:0 2px 6px rgba(0,0,0,.2);transition:left .5s var(--ease)}
.meter-legend{display:flex;justify-content:space-between;gap:4px}
.meter-legend span{font-size:.68rem;color:var(--dim);display:flex;align-items:center;gap:4px}
.meter-legend i{width:7px;height:7px;border-radius:50%;display:inline-block}

.mini{display:flex;align-items:center;gap:14px}
.mini .txt{flex:1}
.mini .big{font-size:1.15rem;font-weight:700}
.mini .cap{color:var(--dim);font-size:.82rem}
.mini .pct{font-size:1.05rem;font-weight:700;color:var(--green-2)}
.progress{height:8px;border-radius:99px;background:var(--card-2);overflow:hidden;margin-top:14px}
.progress > i{display:block;height:100%;border-radius:99px;background:var(--grad);transition:width .5s var(--ease)}

.sec-head{display:flex;align-items:baseline;gap:8px;margin:24px 2px 14px}
.sec-head .t{font-weight:700;font-size:1.1rem}
.sec-head .c{color:var(--faint);font-size:.82rem}
.mscroll{display:flex;gap:12px;overflow-x:auto;padding:2px 18px 8px;margin:0 -18px;scrollbar-width:none}
.mscroll::-webkit-scrollbar{display:none}
.mcard{flex:0 0 140px;background:var(--card);border-radius:var(--r-sm);box-shadow:var(--shadow-sm);padding:16px;text-align:left;transition:transform .15s var(--ease)}
.mcard:active{transform:scale(.97)}
.mcard .em{font-size:26px;display:block;margin-bottom:18px}
.mcard .t{display:block;font-weight:700;font-size:.95rem}
.mcard .d{display:block;color:var(--dim);font-size:.74rem;line-height:1.35;margin-top:3px;min-height:2.7em}
.mcard.prio{background:linear-gradient(140deg,#fff,#f3f0ff);box-shadow:0 8px 24px -8px rgba(158,99,255,.4)}
.mcard.prio .tag{display:inline-block;margin-top:8px;font-size:.6rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--purple)}

.moods{display:flex;gap:9px;overflow-x:auto;margin:0 0 18px;padding-bottom:2px;scrollbar-width:none}
.moods::-webkit-scrollbar{display:none}
.mood{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:5px;padding:10px 13px;border-radius:16px;background:var(--card);box-shadow:var(--shadow-sm);border:1.5px solid transparent}
.mood .em{font-size:21px}.mood span{font-size:.68rem;color:var(--dim);font-weight:600}
.mood.on{border-color:var(--purple)}.mood.on span{color:var(--ink)}

/* ---------- companion (immersive) ---------- */
#companion{display:none;position:fixed;inset:0;z-index:40;background:var(--bg);flex-direction:column}
#companion.active{display:flex;animation:fade .3s var(--ease)}
.conv-top{display:flex;align-items:center;gap:10px;padding:calc(env(safe-area-inset-top) + 14px) 18px 14px;background:var(--bg)}
.conv-back{width:40px;height:40px;border-radius:13px;background:var(--card);box-shadow:var(--shadow-sm);display:grid;place-items:center;color:var(--ink)}
.conv-pair{margin:0 auto;display:inline-flex;align-items:center;gap:8px;background:var(--card);box-shadow:var(--shadow-sm);border-radius:999px;padding:8px 15px;font-size:.85rem;font-weight:600;color:var(--ink)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--faint);transition:.2s}
.dot.listening{background:var(--danger);animation:dp 1.2s infinite}
.dot.thinking{background:var(--warn)}.dot.speaking{background:var(--green)}
@keyframes dp{0%{box-shadow:0 0 0 0 rgba(242,99,122,.5)}100%{box-shadow:0 0 0 7px rgba(242,99,122,0)}}
.stream{flex:1;overflow-y:auto;padding:8px 18px 14px;display:flex;flex-direction:column;gap:12px;max-width:640px;width:100%;margin:0 auto}
.msg{max-width:84%;animation:rise .26s var(--ease)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.msg.echo{align-self:flex-start;display:flex;gap:9px}
.msg.me{align-self:flex-end}
.av{width:34px;height:34px;flex:0 0 auto;border-radius:50%;background:#3466B5 url('/mascot.png') center/cover;margin-top:2px;box-shadow:0 1px 5px rgba(0,0,0,.18)}
.bub{padding:12px 15px;border-radius:18px;font-size:1rem;line-height:1.5}
.msg.echo .bub{background:var(--card);box-shadow:var(--shadow-sm);border-bottom-left-radius:6px;font-weight:500;color:var(--ink)}
.msg.me .bub{background:var(--grad);color:#fff;border-bottom-right-radius:6px}
.speakback{font-size:.74rem;color:var(--faint);margin:4px 0 0 43px;font-weight:600}
.correction{align-self:flex-start;max-width:84%;margin-left:43px;background:var(--green-soft);border:1px solid rgba(34,197,139,.3);border-radius:16px;padding:11px 14px;font-size:.86rem;line-height:1.5;animation:rise .26s var(--ease)}
.correction .lbl{color:var(--green-2);font-weight:700;font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;display:block;margin-bottom:5px}
.correction .was{color:var(--faint);text-decoration:line-through}
.correction .now{color:var(--green-2);font-weight:600}
.correction .why{color:var(--dim);font-style:italic;margin-top:5px}
.vocab{align-self:flex-start;margin-left:43px;display:inline-flex;gap:7px;align-items:center;background:#fff;box-shadow:var(--shadow-sm);border:1px solid rgba(158,99,255,.3);border-radius:999px;padding:7px 13px;font-size:.82rem;color:var(--purple);font-weight:600}
.vocab b{color:var(--ink)}
.typing{display:inline-flex;gap:4px;padding:4px 2px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--faint);animation:blink 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.25}30%{opacity:1}}

/* conversation launcher (ref-3 vibe) */
.launcher{max-width:520px;width:100%;margin:0 auto;padding:8px 18px 0;display:flex;flex-direction:column;min-height:100%}
.launcher .lead{font-size:1.7rem;font-weight:700;letter-spacing:-.03em;line-height:1.12;margin:12px 0 4px}
.launcher .lead b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.launcher .say{color:var(--dim);font-size:.95rem;margin:0 0 22px}
.qa{display:flex;flex-direction:column;gap:11px}
.qa button{display:flex;align-items:center;gap:14px;background:var(--card);box-shadow:var(--shadow-sm);border-radius:16px;padding:15px 16px;text-align:left;transition:transform .15s var(--ease)}
.qa button:active{transform:scale(.98)}
.qa .em{width:38px;height:38px;flex:0 0 auto;border-radius:12px;background:var(--card-2);display:grid;place-items:center;font-size:20px}
.qa .tt{font-weight:600;font-size:.98rem}
.qa .dd{color:var(--dim);font-size:.78rem;margin-top:1px}
.qa .go{margin-left:auto;color:var(--faint)}
.launcher-hint{margin:22px auto 4px;color:var(--faint);font-size:.82rem;text-align:center;font-weight:600}

.dock{padding:12px 18px calc(16px + env(safe-area-inset-bottom));background:var(--bg)}
.dock-inner{max-width:640px;margin:0 auto}
.dock-status{height:18px;text-align:center;font-size:.82rem;color:var(--faint);margin-bottom:8px;font-weight:600;transition:.2s}
.dock-status.live{color:var(--purple)}
.dock-row{display:flex;align-items:center;gap:11px}
.dock-ghost{background:var(--card);box-shadow:var(--shadow-sm);color:var(--dim);border-radius:14px;padding:12px 13px;font-size:.8rem;white-space:nowrap;font-weight:600}
.dock-attach{width:48px;height:48px;flex:0 0 auto;border-radius:50%;background:var(--royal);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px -8px var(--royal);transition:transform .15s var(--ease)}
.dock-attach:active{transform:scale(1.06)}
.dock-attach svg{width:23px;height:23px}
.attach-preview{display:flex;align-items:center;gap:10px;background:var(--card);box-shadow:var(--shadow-sm);border-radius:14px;padding:8px 10px;margin-bottom:8px}
.attach-preview img{width:46px;height:46px;border-radius:10px;object-fit:cover}
.attach-preview .cap{flex:1;font-size:.82rem;color:var(--dim);font-weight:600}
.attach-preview .x{color:var(--faint);font-size:20px;padding:2px 8px}
.msg .shot{max-width:200px;border-radius:12px;margin-bottom:6px;display:block}
.word-card{background:linear-gradient(135deg,#3466B5,#274E8C);color:#fff;border-radius:var(--r);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:16px}
.word-card .lbl{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.09em;opacity:.78}
.word-card .w{font-size:1.55rem;font-weight:700;margin:5px 0 2px;letter-spacing:-.01em}
.word-card .m{font-size:.92rem;opacity:.94}
.word-card .ex{font-size:.82rem;opacity:.82;margin-top:9px;font-style:italic;line-height:1.45}
.word-card .hear{margin-top:12px;font-size:.8rem;font-weight:600;background:rgba(255,255,255,.2);border-radius:11px;padding:9px 13px;display:inline-flex;gap:7px;align-items:center;color:#fff}
.dock-in{flex:1;background:var(--card);box-shadow:var(--shadow-sm);border:1px solid transparent;color:var(--ink);border-radius:16px;padding:13px 15px;font-size:.95rem;min-width:0}
.dock-in:focus{outline:none;border-color:var(--purple)}
.mic{width:64px;height:64px;flex:0 0 auto;border-radius:50%;background:var(--grad);display:grid;place-items:center;position:relative;box-shadow:0 12px 26px -8px var(--purple);transition:transform .15s var(--ease)}
.mic:active{transform:scale(1.06)}
.mic svg{width:27px;height:27px}
.mic.listening{background:linear-gradient(135deg,var(--danger),var(--purple))}
.mic.listening::before{content:"";position:absolute;inset:-7px;border-radius:50%;border:2px solid var(--danger);animation:mpulse 1.3s infinite}
.mic.thinking{background:linear-gradient(135deg,var(--warn),var(--purple))}
.mic.speaking{background:linear-gradient(135deg,var(--green),var(--blue))}
@keyframes mpulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.5);opacity:0}}
.mic .bars{display:none;gap:3px;align-items:center;height:26px}
.mic .bars i{width:3px;height:8px;background:#fff;border-radius:2px}
.mic.listening .bars{display:flex}.mic.listening .micglyph{display:none}
.mic.listening .bars i{animation:wv .8s infinite ease-in-out}
.mic.listening .bars i:nth-child(2){animation-delay:.1s}.mic.listening .bars i:nth-child(3){animation-delay:.2s}
.mic.listening .bars i:nth-child(4){animation-delay:.3s}.mic.listening .bars i:nth-child(5){animation-delay:.15s}
.mic.metering .bars i{animation:none !important}
@keyframes wv{0%,100%{height:8px}50%{height:22px}}

/* ---------- profile ---------- */
.prof-head{display:flex;align-items:center;gap:14px;margin:6px 0 20px}
.prof-av{width:58px;height:58px;border-radius:50%;background:var(--grad);flex:0 0 auto;box-shadow:0 10px 24px -10px var(--purple)}
.prof-head h2{margin:0;font-size:1.3rem;letter-spacing:-.02em}
.prof-head .meta{color:var(--dim);font-size:.85rem}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.tile{background:var(--card);border-radius:var(--r-sm);box-shadow:var(--shadow-sm);padding:16px}
.tile .lbl{font-size:.72rem;color:var(--faint);text-transform:uppercase;letter-spacing:.04em;font-weight:700}
.tile .v{font-size:1.6rem;font-weight:700;margin-top:5px;letter-spacing:-.02em}
.tile.xp .v{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tile.min .v{color:var(--green-2)}.tile.st .v{color:var(--energy)}
.sec{margin:4px 0 18px}
.sec > .eyebrow{margin:0 2px 12px;display:block}
.exp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px}
.exp{background:var(--card);box-shadow:var(--shadow-sm);border-radius:var(--r-xs);padding:13px;text-align:center;font-size:.74rem;color:var(--dim);font-weight:600}
.exp .em{font-size:22px;display:block;margin-bottom:6px}
.exp.locked{opacity:.4}
.exp.done{box-shadow:0 2px 10px rgba(34,197,139,.25),inset 0 0 0 1.5px rgba(34,197,139,.4)}
.exp.done .em::after{content:" ✓";color:var(--green)}
#memBox{width:100%;background:var(--card);box-shadow:var(--shadow-sm);border:1px solid transparent;border-radius:var(--r-sm);color:var(--ink);font-size:.9rem;padding:14px;resize:vertical;min-height:98px;line-height:1.55}
#memBox:focus{outline:none;border-color:var(--purple)}
.setrow{display:flex;align-items:center;gap:10px;background:var(--card);box-shadow:var(--shadow-sm);border-radius:var(--r-sm);padding:14px;margin-bottom:10px}
.setrow label{flex:1;font-size:.95rem;font-weight:600}
.setrow small{display:block;color:var(--faint);font-size:.76rem;margin-top:2px;font-weight:400}
.setrow select,.setrow input[type=number]{background:var(--card-2);border:1px solid var(--line-2);color:var(--ink);border-radius:11px;padding:8px 10px;font-size:.88rem}
.switch{width:48px;height:28px;border-radius:99px;background:var(--line-2);position:relative;transition:.2s;flex:0 0 auto}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);transition:.2s var(--ease)}
.switch.on{background:var(--purple)}.switch.on::after{left:22px}
.soon .tag{margin-left:auto;font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--faint);background:var(--card-2);border-radius:7px;padding:3px 7px}
.btn-outline{width:100%;background:var(--card);box-shadow:var(--shadow-sm);color:var(--ink);border-radius:14px;padding:14px;font-size:.92rem;font-weight:600;margin-top:8px}
.btn-danger{color:var(--danger)}

/* ---------- mobile floating nav (centered talk button) ---------- */
#navwrap{position:fixed;left:0;right:0;bottom:calc(16px + env(safe-area-inset-bottom));z-index:45;display:flex;justify-content:center;pointer-events:none}
.mnav{pointer-events:auto;display:flex;align-items:center;gap:8px;background:var(--nav);border-radius:999px;padding:8px 10px;box-shadow:0 14px 38px rgba(10,12,20,.4)}
.mtab{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;color:rgba(255,255,255,.6);transition:.2s var(--ease)}
.mtab svg{width:23px;height:23px}
.mtab.on{color:#fff;background:rgba(255,255,255,.14)}
.mtab.center{width:64px;height:64px;background:var(--grad);color:#fff;transform:translateY(-16px);box-shadow:0 12px 30px -6px var(--purple);margin:0 2px}
.mtab.center svg{width:26px;height:26px}
.mtab.center.on{background:var(--grad)}

/* ---------- desktop sidebar ---------- */
#sidebar{display:none}
@media(min-width:920px){
  #navwrap{display:none}
  #sidebar{display:flex;flex-direction:column;width:var(--sbw);flex:0 0 var(--sbw);height:100dvh;position:sticky;top:0;
    background:var(--card);border-right:1px solid var(--line);padding:24px 16px}
  .side-brand{display:flex;align-items:center;gap:10px;padding:6px 10px 22px}
  .side-brand .wordmark{font-size:1.5rem}
  .snav{display:flex;flex-direction:column;gap:4px}
  .stab{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:14px;color:var(--dim);font-weight:600;font-size:.98rem;transition:.18s var(--ease)}
  .stab svg{width:22px;height:22px}
  .stab:hover{background:var(--card-2);color:var(--ink)}
  .stab.on{background:var(--card-2);color:var(--ink)}
  .stab.on:not(.talk) svg{stroke:url(#sg)}
  .stab.talk{margin-top:8px;background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px var(--purple)}
  .stab.talk:hover{color:#fff;filter:brightness(1.05)}
  .side-foot{margin-top:auto;padding:14px 12px 4px;border-top:1px solid var(--line)}
  .side-foot .pill{margin:0;width:100%;justify-content:center}
  .main{max-width:720px;padding-top:28px;padding-bottom:40px}
  #companion{left:var(--sbw)}
  #lock{left:0}
  .h1{font-size:2.2rem}
}
@media(min-width:920px){ .main{padding-left:32px;padding-right:32px} #toast{bottom:24px} }

/* ---------- recap (end of conversation) ---------- */
#recap{position:fixed;inset:0;z-index:55;background:var(--bg);display:none;overflow-y:auto}
#recap.show{display:block;animation:fade .3s var(--ease)}
@media(min-width:920px){ #recap{left:var(--sbw)} }
.recap-inner{max-width:520px;margin:0 auto;padding:calc(env(safe-area-inset-top) + 22px) 20px calc(28px + env(safe-area-inset-bottom))}
.recap-top{display:flex;align-items:center;margin-bottom:12px}
.recap-top .eyebrow{flex:1}
.recap-top .conv-back{width:36px;height:36px;font-size:16px}
.recap-headline{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;line-height:1.2;margin:2px 0 18px}
.recap-stats{display:flex;gap:10px;margin-bottom:18px}
.recap-stats > div{flex:1;background:var(--card);border-radius:16px;box-shadow:var(--shadow-sm);padding:14px;text-align:center}
.recap-stats b{display:block;font-size:1.5rem;font-weight:700;letter-spacing:-.02em}
.recap-stats span{font-size:.72rem;color:var(--dim);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.scores{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
.score{background:var(--card);border-radius:16px;box-shadow:var(--shadow-sm);padding:15px}
.score .lbl{font-size:.78rem;color:var(--dim);font-weight:600}
.score .v{font-size:1.5rem;font-weight:700;margin:3px 0 8px;letter-spacing:-.02em}
.score .bar{height:7px;border-radius:99px;background:var(--card-2);overflow:hidden}
.score .bar i{display:block;height:100%;border-radius:99px;background:var(--grad)}
.recap-list{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:8px}
.recap-list li{background:var(--card);box-shadow:var(--shadow-sm);border-radius:14px;padding:12px 14px;font-size:.9rem;line-height:1.45;position:relative;padding-left:38px}
.recap-list li::before{position:absolute;left:14px;top:12px}
.recap-list li.good::before{content:"✓";color:var(--green);font-weight:800}
.recap-list li.focus::before{content:"→";color:var(--purple);font-weight:800}
.phrases{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.phrases .vocab{position:static;margin:0}

/* sheet + toast */
.sheet-bg{position:fixed;inset:0;z-index:70;background:rgba(10,14,22,.35);backdrop-filter:blur(4px);display:none;align-items:flex-end}
.sheet-bg.show{display:flex}
.sheet{background:var(--card);border-top-left-radius:26px;border-top-right-radius:26px;width:100%;max-width:520px;margin:0 auto;padding:22px 20px calc(22px + env(safe-area-inset-bottom));animation:up .3s var(--ease);box-shadow:0 -10px 40px rgba(0,0,0,.15)}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
.sheet h4{margin:0 0 4px;font-size:1.15rem}
.sheet .src{color:var(--dim);font-size:.88rem;margin:0 0 12px}
.sheet .res{background:var(--card-2);border-radius:16px;padding:14px;font-size:1.05rem;line-height:1.5}
.sheet .res .en{color:var(--ink);font-weight:600}
.sheet .res .note{color:var(--dim);font-size:.86rem;margin-top:8px}
#toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 12px);transform:translateX(-50%);z-index:80;background:var(--nav);color:#fff;padding:12px 18px;border-radius:14px;font-size:.9rem;font-weight:600;box-shadow:0 10px 30px rgba(0,0,0,.3);opacity:0;transition:.25s;pointer-events:none;white-space:nowrap}

@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms !important;animation-iteration-count:1 !important}}