/* Harbor-night palette: Seaport after dark, champagne brass, oyster-white type */
:root{
  --paper:#10161E; --card:#18202A; --ink:#EDE8DC; --muted:#9BA3AD; --line:#29323E;
  --claret:#C9A96A; --claret-ink:#10161E; --brass:#C9A96A; --sage:#7DB594; --miss:#E27D6E; --soft:#212A35; --web:#8FB3D9;
  --dish:"Cormorant Garamond",Georgia,serif; --ui:"Figtree",system-ui,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 var(--ui);-webkit-text-size-adjust:100%}
body{min-height:100dvh;padding-bottom:calc(72px + env(safe-area-inset-bottom))}
main{max-width:560px;margin:0 auto;padding:max(16px,env(safe-area-inset-top)) 16px 24px}
h1,h2,h3{margin:0;font-weight:600}
h1{font:600 2rem/1.1 var(--dish)}
h2{font:600 1.5rem/1.15 var(--dish)}
.dish-name{font-family:var(--dish);font-weight:600}
p{margin:.4em 0}
.muted{color:var(--muted)}
.small{font-size:.875rem}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--brass);outline-offset:2px}
.btn{appearance:none;border:1px solid var(--line);background:var(--card);border-radius:12px;padding:12px 16px;min-height:48px;font-weight:600;cursor:pointer;touch-action:manipulation}
.btn.primary{background:var(--claret);color:var(--claret-ink);border-color:var(--claret)}
.btn.good{background:var(--sage);color:#fff;border-color:var(--sage)}
.btn.bad{border-color:var(--miss);color:var(--miss)}
.btn.block{width:100%}
.btn:disabled{opacity:.5}
.row{display:flex;gap:8px;align-items:center}
.row>.grow{flex:1}
.stack>*+*{margin-top:12px}
input[type=text],input[type=password],input[type=search],textarea,select{width:100%;border:1px solid var(--line);background:var(--card);border-radius:10px;padding:12px;min-height:48px}
textarea{min-height:120px;resize:vertical}
label{display:block;font-weight:600;font-size:.875rem;margin:12px 0 4px}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.back{border:0;background:none;padding:8px 0;min-height:44px;color:var(--muted);font-weight:600;cursor:pointer}

/* sign in */
.signin{min-height:80dvh;display:flex;flex-direction:column;justify-content:center}
.signin h1{font-size:2.6rem}
.pin{letter-spacing:.5em;text-align:center;font-size:1.5rem}

/* home: the readiness plate */
.plate{display:grid;grid-template-columns:132px 1fr;gap:18px;align-items:center;margin:8px 0 24px}
.plate svg{width:132px;height:132px;display:block}
.plate .num{font:600 2.6rem/1 var(--dish)}
.plate .ring-bg{stroke:var(--soft)} .plate .ring{stroke:var(--brass);transition:stroke-dashoffset .8s ease}
.plate .ring.ready{stroke:var(--sage)}
.modes{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mode{border:1px solid var(--line);background:var(--card);border-radius:14px;padding:14px;text-align:left;cursor:pointer;min-height:92px;display:flex;flex-direction:column;justify-content:space-between}
.mode b{font-size:1rem}
.mode span{color:var(--muted);font-size:.8125rem;line-height:1.3}
.mode.lead{grid-column:1/-1;background:var(--claret);color:var(--claret-ink);border-color:var(--claret)}
.mode.lead span{color:inherit;opacity:.85}
.section-title{font-weight:700;font-size:.9375rem;margin:24px 0 8px;color:var(--muted)}

/* menu list */
.course{margin-top:20px}
.course>h3{font:600 1.15rem var(--dish);color:var(--claret);border-bottom:1px solid var(--line);padding-bottom:4px}
.dish{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;padding:12px 0;cursor:pointer}
.dish .dish-name{font-size:1.25rem}
.meter{height:4px;background:var(--soft);border-radius:2px;overflow:hidden;margin-top:6px}
.meter i{display:block;height:100%;background:var(--brass)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.chip{border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:.8125rem;background:var(--card)}
.chip.alg{border-color:var(--miss);color:var(--miss)}
.chip.hit{border-color:var(--sage);color:var(--sage)}
.chip.miss{background:var(--miss);border-color:var(--miss);color:#fff}
button.chip{min-height:40px;padding:6px 14px;cursor:pointer}
button.chip[aria-pressed=true]{background:var(--claret);color:var(--claret-ink);border-color:var(--claret)}

/* flashcard */
.progress{height:6px;background:var(--soft);border-radius:3px;overflow:hidden;margin:4px 0 16px}
.progress i{display:block;height:100%;background:var(--claret);transition:width .3s}
.flash{perspective:1200px;height:min(62dvh,480px);margin-bottom:16px;cursor:pointer;touch-action:pan-y}
.flash .inner{position:relative;width:100%;height:100%;transition:transform .45s cubic-bezier(.2,.7,.2,1);transform-style:preserve-3d}
.flash.flipped .inner{transform:rotateY(180deg)}
.flash .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;overflow:auto;display:flex;flex-direction:column}
.flash .front{justify-content:center;align-items:center;text-align:center}
.flash .front .dish-name{font-size:2.2rem;line-height:1.1}
.flash .back{transform:rotateY(180deg)}
.flash .hint{position:absolute;bottom:14px;left:0;right:0;text-align:center;color:var(--muted);font-size:.8125rem}
.kv{margin:10px 0 0}.kv dt{font-weight:700;font-size:.8125rem;color:var(--muted)}.kv dd{margin:2px 0 10px}
.counts{display:flex;justify-content:space-between;font-weight:700;font-size:.875rem}
.counts .l{color:var(--miss)} .counts .k{color:var(--sage)}
@media (prefers-reduced-motion:reduce){.flash .inner,.progress i,.plate .ring{transition:none}}

/* questions */
.q{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;margin-bottom:14px}
.q .prompt{font-size:1.1rem}
.q .prompt .dish-name{font-size:1.5rem}
.opts{display:grid;gap:8px;margin-top:12px}
.opt{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:14px;text-align:left;min-height:52px;cursor:pointer}
.opt.right{border-color:var(--sage);background:color-mix(in srgb,var(--sage) 14%,var(--card))}
.opt.wrong{border-color:var(--miss);background:color-mix(in srgb,var(--miss) 12%,var(--card))}
.verdict{border-left:4px solid var(--sage);padding:8px 12px;margin-top:12px;background:var(--soft);border-radius:0 10px 10px 0}
.verdict.bad{border-color:var(--miss)}
.mic{width:48px;flex:none;padding:0}
.mic.on{background:var(--miss);color:#fff;border-color:var(--miss)}

/* match */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.tile{border:1px solid var(--line);background:var(--card);border-radius:12px;min-height:84px;padding:10px;cursor:pointer;font-size:.9375rem;transition:opacity .25s,transform .15s}
.tile.d{font-family:var(--dish);font-size:1.1rem;font-weight:600}
.tile.sel{border-color:var(--claret);box-shadow:0 0 0 2px var(--claret) inset}
.tile.bad{border-color:var(--miss);animation:shake .3s}
.tile.gone{opacity:0;pointer-events:none}
@keyframes shake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.timer{font:600 1.4rem var(--dish)}

/* docs */
.drop{border:2px dashed var(--line);border-radius:16px;padding:24px;text-align:center;background:var(--card)}
.doc{display:flex;justify-content:space-between;gap:8px;padding:12px 0;border-bottom:1px solid var(--line)}
.status{font-size:.8125rem;font-weight:700}
.status.failed{color:var(--miss)} .status.done{color:var(--sage)} .status.work{color:var(--brass)}

/* sheet editor */
.sheet{position:fixed;inset:0;background:rgba(4,7,10,.7);display:flex;align-items:flex-end;z-index:20}
.sheet>form{background:var(--paper);width:100%;max-width:560px;margin:0 auto;max-height:92dvh;overflow:auto;border-radius:18px 18px 0 0;padding:16px 16px calc(16px + env(safe-area-inset-bottom))}

/* tabs */
#tabs{position:fixed;left:0;right:0;bottom:0;display:flex;background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);z-index:10}
#tabs a{flex:1;text-align:center;padding:12px 0 10px;color:var(--muted);text-decoration:none;font-weight:600;font-size:.8125rem;min-height:56px}
#tabs a[aria-current=page]{color:var(--claret)}
#tabs svg{display:block;margin:0 auto 2px;width:22px;height:22px}
#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:opacity .2s;max-width:90vw;z-index:30}
#toast.show{opacity:1}
.empty{text-align:center;padding:40px 8px}

.src{display:inline-block;font-size:.75rem;color:var(--web);margin-left:6px;text-decoration:none;font-weight:600}
.blank{color:var(--muted);font-style:italic;font-size:.875rem}
.tag-web{border:1px solid var(--web);color:var(--web);border-radius:999px;padding:1px 8px;font-size:.75rem;font-weight:600;white-space:nowrap}
.phr{display:inline;border-radius:4px;padding:1px 2px}.phr.hit{background:color-mix(in srgb,var(--sage) 22%,transparent)}.phr.miss{background:color-mix(in srgb,var(--miss) 30%,transparent);text-decoration:underline}
.mode.lead b{font-family:var(--dish);font-size:1.3rem}
body.study{padding-bottom:max(16px,env(safe-area-inset-bottom))}
.flash{height:calc(100dvh - 250px);min-height:320px;max-height:560px}
.btn.good{color:#10161E}
[hidden]{display:none!important}
.msgs{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.msg{max-width:85%;padding:8px 12px;border-radius:12px;background:var(--card);border:1px solid var(--line)}
.msg.me{align-self:flex-end;background:color-mix(in srgb,var(--claret) 14%,var(--card))}
.mtext{white-space:pre-wrap;overflow-wrap:anywhere}