/* HabitBridge web prototype — dark terminal-inspired product UI. No external assets. */

:root {
  --bg: #0b0f0e;
  --bg-2: #101615;
  --panel: #121a18;
  --edge: #1f2b28;
  --ink: #e6f4ef;
  --ink-dim: #a7bdb4;
  --muted: #7c9a8e;
  --mint: #34d399;
  --mint-dim: #1f8f6a;
  --amber: #fbbf24;
  --red: #f87171;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans KR", "Malgun Gothic", sans-serif;
  --radius: 12px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: radial-gradient(900px 500px at 20% -10%, #14312a 0%, var(--bg) 55%); color: var(--ink); font-family: var(--sans); font-size: 14px; line-height: 1.45; min-height: 100vh; }
a { color: var(--mint); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .55; }

#app { max-width: 1240px; margin: 0 auto; padding: 14px 16px 40px; }

/* Header ----------------------------------------------------------------- */
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--edge); }
.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 38px; height: 38px; border-radius: 10px; background: #0f1a17; border: 1px solid var(--edge); position: relative; flex: 0 0 auto; }
.logo::before { content: ""; position: absolute; left: 6px; right: 6px; top: 12px; height: 18px; border: 3px solid var(--mint); border-bottom: 0; border-radius: 18px 18px 0 0; }
.logo::after { content: ""; position: absolute; left: 4px; top: 26px; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 24px 0 0 var(--mint); }
.brand-name { font-weight: 700; font-size: 18px; letter-spacing: .02em; }
.brand-sub { font-weight: 400; color: var(--muted); font-size: 12px; margin-left: 8px; }
.brand-tag { color: var(--ink-dim); font-size: 13px; }
.top-actions { display: flex; gap: 6px; }
.ghost { background: transparent; border: 1px solid var(--edge); color: var(--ink-dim); border-radius: 8px; padding: 6px 10px; text-decoration: none; font-size: 13px; }
.ghost:hover { border-color: var(--mint); color: var(--mint); }
.howto { color: var(--ink-dim); margin: 12px 0 16px; max-width: 80ch; }

/* Layout ----------------------------------------------------------------- */
.layout { display: grid; grid-template-columns: 400px 1fr; gap: 20px; align-items: start; }
.phone-col { position: sticky; top: 12px; }
.panel-col { display: grid; gap: 14px; }
.panel { background: var(--panel); border: 1px solid var(--edge); border-radius: var(--radius); padding: 14px 16px; }
.panel h2 { margin: 0 0 10px; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.panel h3 { margin: 12px 0 6px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.row.center { justify-content: center; }
.grow { flex: 1; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.field input[type="range"] { width: 100%; accent-color: var(--mint); }
.field output { font-family: var(--mono); color: var(--mint); font-size: 14px; }
.field input[type="time"], .field input[type="number"] { background: var(--bg-2); border: 1px solid var(--edge); border-radius: 6px; padding: 5px 8px; color: var(--ink); font-family: var(--mono); }
.pair { display: flex; align-items: center; gap: 6px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; }
.chip { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--edge); border-radius: 999px; padding: 5px 10px; font-size: 12px; color: var(--ink-dim); cursor: pointer; }
.chip input { accent-color: var(--mint); margin: 0; }
.chip:has(input:checked) { border-color: var(--mint); color: var(--ink); }
.chip-btn { border: 1px solid var(--edge); background: var(--bg-2); border-radius: 999px; padding: 5px 11px; font-size: 12px; color: var(--ink-dim); }
.chip-btn:hover { border-color: var(--mint); color: var(--mint); }
.presets { margin: 8px 0; }
.readout { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 14px; margin-top: 6px; padding: 10px 12px; background: var(--bg-2); border-radius: 8px; border: 1px solid var(--edge); }
.readout .k { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.readout strong { font-family: var(--mono); color: var(--mint); font-size: 15px; }
.readout .desc { grid-column: 1 / -1; margin: 2px 0 0; }
.desc { color: var(--muted); font-size: 12px; margin: 4px 0 0; }
.desc.small { font-size: 11px; }

/* Apps ------------------------------------------------------------------- */
.app-row { display: grid; grid-template-columns: 1.3fr 1.2fr 1fr 1.2fr; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px dashed var(--edge); font-size: 13px; }
.app-row.off { opacity: .6; }
.app-id { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.app-id input { accent-color: var(--mint); }
.dot { width: 22px; height: 22px; border-radius: 6px; display: inline-grid; place-items: center; color: #fff; font-size: 12px; font-weight: 700; flex: 0 0 auto; }
.app-row select, .app-row input[type="number"] { background: var(--bg-2); border: 1px solid var(--edge); border-radius: 6px; padding: 4px 6px; color: var(--ink); font-size: 12px; width: 100%; }
.quota { display: flex; flex-direction: column; font-size: 11px; color: var(--muted); gap: 2px; }
.usage { color: var(--ink-dim); font-size: 12px; white-space: nowrap; }
.usage strong.over { color: var(--red); }
.mini { border: 1px solid var(--edge); background: var(--bg-2); border-radius: 6px; padding: 2px 6px; font-size: 11px; color: var(--ink-dim); margin-left: 4px; }
.mini:hover { border-color: var(--mint); color: var(--mint); }

/* Dashboard -------------------------------------------------------------- */
.focus { display: flex; gap: 16px; align-items: center; }
.focus-score { width: 96px; height: 96px; border-radius: 50%; display: grid; place-items: center; align-content: center; border: 4px solid var(--edge); flex: 0 0 auto; }
.focus-score .num { font-family: var(--mono); font-size: 30px; font-weight: 700; line-height: 1; }
.focus-score .lbl { font-size: 9px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.focus-score.good { border-color: var(--mint); }
.focus-score.mid { border-color: var(--amber); }
.focus-score.low { border-color: var(--red); }
.focus-side { flex: 1; }
.ratio-bar { height: 8px; border-radius: 999px; background: var(--edge); overflow: hidden; }
.ratio-bar > div { height: 100%; background: linear-gradient(90deg, var(--mint-dim), var(--mint)); transition: width .3s; }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.kpi { background: var(--bg-2); border: 1px solid var(--edge); border-radius: 8px; padding: 8px 10px; }
.kpi-label { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 4px; }
.kpi-row { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-dim); padding: 2px 0; }
.kpi-row strong { font-family: var(--mono); color: var(--ink); }
.kpi-row strong.warn { color: var(--amber); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.tag { font-size: 11px; border: 1px solid var(--edge); border-radius: 999px; padding: 2px 8px; color: var(--ink-dim); }
.recent { list-style: none; margin: 0; padding: 0; font-size: 12px; }
.recent li { display: grid; grid-template-columns: 90px 80px 1fr auto; gap: 8px; padding: 4px 0; border-bottom: 1px dashed var(--edge); color: var(--ink-dim); }
.recent .when { font-family: var(--mono); color: var(--muted); }
.recent .shield { font-family: var(--mono); color: var(--muted); font-size: 10px; }
.recent .act-BYPASSED { color: var(--amber); }
.recent .act-SWAPPED { color: var(--mint); }

/* Card & notes ----------------------------------------------------------- */
.card-wrap { display: flex; gap: 14px; align-items: flex-start; }
#card { width: 162px; height: 288px; border-radius: 10px; border: 1px solid var(--edge); background: #000; }
.card-actions { display: flex; flex-direction: column; gap: 8px; }
.card-actions button, #btn-notes-md, .danger { border: 1px solid var(--edge); background: var(--bg-2); border-radius: 8px; padding: 8px 12px; color: var(--ink-dim); font-size: 13px; }
.card-actions button:hover, #btn-notes-md:hover:not(:disabled) { border-color: var(--mint); color: var(--mint); }
.notes { list-style: none; margin: 0 0 8px; padding: 0; font-size: 13px; }
.notes li { padding: 4px 0; border-bottom: 1px dashed var(--edge); }
.notes .when { font-family: var(--mono); color: var(--muted); margin-right: 8px; }
.danger-zone { text-align: right; background: transparent; border-style: dashed; }
.danger:hover { border-color: var(--red); color: var(--red); }

/* Phone ------------------------------------------------------------------ */
.phone { width: 375px; height: clamp(600px, calc(100vh - 150px), 780px); margin: 0 auto; background: #000; border-radius: 44px; border: 10px solid #1c1c1e; box-shadow: 0 30px 60px rgba(0,0,0,.6), inset 0 0 0 2px #333; position: relative; overflow: hidden; display: flex; flex-direction: column; }
.notch { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 140px; height: 26px; background: #1c1c1e; border-radius: 0 0 18px 18px; z-index: 3; }
.statusbar { height: 44px; display: flex; justify-content: space-between; align-items: flex-end; padding: 0 22px 6px; font-size: 13px; font-weight: 600; color: #fff; background: #0a0a0a; z-index: 2; }
.sb-right { font-size: 11px; color: #cfd8d3; }
.screen { flex: 1; overflow-y: auto; background: #0a0a0a; position: relative; scrollbar-width: none; }
.screen::-webkit-scrollbar { display: none; }
.homebar { height: 22px; background: #0a0a0a; position: relative; }
.homebar::after { content: ""; position: absolute; left: 50%; bottom: 7px; width: 120px; height: 4px; background: #666; border-radius: 4px; transform: translateX(-50%); }
.toast { position: absolute; left: 50%; top: 70px; transform: translateX(-50%); background: rgba(16,24,22,.96); border: 1px solid var(--mint); color: var(--ink); padding: 8px 14px; border-radius: 999px; font-size: 12px; white-space: nowrap; z-index: 5; box-shadow: 0 8px 24px rgba(0,0,0,.5); }
.phone-note { color: var(--muted); font-size: 11px; text-align: center; max-width: 360px; margin: 10px auto 0; }

/* home screen */
.home { padding: 18px 18px 20px; background: radial-gradient(500px 300px at 50% 0%, #1a2a35 0%, #0a0a0a 70%); min-height: 100%; }
.clock { font-size: 44px; font-weight: 300; color: #fff; text-align: center; line-height: 1; margin: 12px 0 4px; }
.clock small { display: block; font-size: 12px; color: #9aa; margin-top: 6px; }
.widget { display: grid; grid-template-columns: auto auto auto auto auto; gap: 4px 8px; align-items: baseline; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; padding: 10px 14px; margin: 14px 0 18px; font-size: 11px; color: #9ab; }
.widget .w-v { font-family: var(--mono); color: var(--mint); font-size: 16px; font-weight: 700; }
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px 8px; }
.icon { background: none; border: 0; padding: 0; display: flex; flex-direction: column; align-items: center; gap: 5px; position: relative; color: #ddd; }
.icon-img { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; font-size: 24px; color: #fff; font-weight: 700; box-shadow: 0 4px 12px rgba(0,0,0,.5); transition: transform .1s; }
.icon:active .icon-img { transform: scale(.93); }
.icon-name { font-size: 11px; }
.badge { position: absolute; top: -6px; right: 2px; font-size: 9px; padding: 1px 5px; border-radius: 999px; background: var(--red); color: #fff; font-weight: 700; }
.badge.ok { background: var(--mint-dim); }

/* fake app */
.fakeapp { min-height: 100%; background: #111; color: #ddd; display: flex; flex-direction: column; }
.fakeapp-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: #181818; font-weight: 700; border-bottom: 1px solid #222; }
.fakeapp-title { margin: 12px 14px 4px; font-size: 13px; color: #bbb; }
.reason { margin: 0 14px 8px; font-size: 12px; color: var(--mint); font-family: var(--mono); }
.feed { padding: 6px 14px; display: grid; gap: 10px; }
.post { background: #1b1b1b; border-radius: 10px; padding: 10px; }
.post .ph { height: 90px; border-radius: 6px; background: linear-gradient(135deg, #2a2a2a, #1f1f1f); }
.post .ln { height: 8px; border-radius: 4px; background: #2c2c2c; margin-top: 8px; }
.post .ln.short { width: 60%; }
.usage-line { margin: 4px 14px; font-family: var(--mono); font-size: 12px; color: var(--amber); }
.fakeapp-actions { margin-top: auto; display: flex; gap: 8px; padding: 12px 14px 16px; }
.fakeapp-actions button { flex: 1; border-radius: 10px; padding: 10px; border: 1px solid #333; background: #1d1d1d; color: #ddd; }
.fakeapp-actions .primary, .swap-body .primary { background: var(--mint); color: #062a1f; border-color: var(--mint); font-weight: 700; }

/* interceptor (terminal) */
.term { min-height: 100%; background: #060907; color: #cfe8dc; font-family: var(--mono); font-size: 12px; display: flex; flex-direction: column; }
.term-head { padding: 8px 12px; background: #0d1512; color: var(--mint); border-bottom: 1px solid #16302a; }
.term-body { padding: 10px 12px; flex: 1; }
.term-title { color: var(--amber); font-weight: 700; margin: 4px 0 10px; letter-spacing: .04em; }
.kv { margin: 2px 0; color: #9fc5b5; white-space: pre; }
.kv span { color: #5f8a79; }
.quote { color: #e6f4ef; margin: 12px 0; font-style: italic; }
.hold { position: relative; border: 1px dashed #2a4a40; padding: 6px 10px; margin: 8px 0 12px; overflow: hidden; }
.hold-bar { position: absolute; inset: 0; background: rgba(52,211,153,.12); transition: width 1s linear; }
.hold span { position: relative; color: var(--amber); }
.hold.done span { color: var(--mint); }
.choose { color: #7c9a8e; margin: 6px 0; }
.swaps { display: grid; gap: 6px; }
.swap-btn { text-align: left; display: grid; grid-template-columns: 28px 26px 1fr; gap: 8px; align-items: center; background: #0c1411; border: 1px solid #1f3a32; border-radius: 6px; padding: 8px 10px; color: #dff5ea; font-family: var(--mono); }
.swap-btn:hover { border-color: var(--mint); background: #0f1c17; }
.swap-btn .n { color: var(--mint); }
.swap-btn .tx { display: flex; flex-direction: column; }
.swap-btn small { color: #7c9a8e; font-size: 10px; }
.ic { width: 22px; height: 22px; border-radius: 6px; display: inline-block; }
.ic-STRETCH { background: linear-gradient(135deg, #34d399, #0e7a58); }
.ic-VOCAB { background: linear-gradient(135deg, #60a5fa, #1d4ed8); }
.ic-QUICK_NOTE { background: linear-gradient(135deg, #fbbf24, #b45309); }
.ic-EMOTION { background: linear-gradient(135deg, #f472b6, #9d174d); }
.quota-line { margin: 10px 0 0; color: var(--amber); }
.quota-line.out { color: var(--red); }
.term-foot { display: flex; gap: 6px; padding: 10px 12px 14px; border-top: 1px solid #16302a; background: #080c0a; }
.term-btn { flex: 1; font-family: var(--mono); font-size: 11px; background: #0c1411; border: 1px solid #2a4a40; color: #dff5ea; border-radius: 6px; padding: 10px 6px; }
.term-btn:hover:not(:disabled) { border-color: var(--mint); }
.term-btn.locked { border-color: #3a2a2a; color: #b47c7c; }

/* swap screens */
.swap-screen { min-height: 100%; background: #0d1210; color: var(--ink); display: flex; flex-direction: column; }
.swap-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-bottom: 1px solid var(--edge); font-size: 13px; color: var(--ink-dim); }
.swap-head .ghost { font-size: 11px; padding: 4px 8px; }
.swap-body { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 20px 18px; text-align: center; }
.swap-body .lead { font-size: 16px; margin: 0; line-height: 1.4; }
.swap-body .big { font-size: 56px; color: var(--mint); margin: 0; }
.swap-body .primary, .swap-body .ghost { border-radius: 10px; padding: 10px 16px; border: 1px solid var(--edge); }
.ring { width: 150px; height: 150px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--mint) calc(var(--p) * 360deg), var(--edge) 0); position: relative; }
.ring::before { content: ""; position: absolute; inset: 10px; border-radius: 50%; background: #0d1210; }
.ring span { position: relative; font-family: var(--mono); font-size: 40px; color: var(--ink); }
.flash { width: 260px; height: 170px; perspective: 800px; cursor: pointer; }
.flash .front, .flash .back { position: absolute; inset: 0; border-radius: 14px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 16px; backface-visibility: hidden; transition: transform .5s; border: 1px solid var(--edge); }
.flash .front { background: #16302a; }
.flash .back { background: #1d3a5a; transform: rotateY(180deg); }
.flash.flipped .front { transform: rotateY(180deg); }
.flash.flipped .back { transform: rotateY(360deg); }
.flash strong { font-size: 24px; }
.flash small { color: var(--muted); }
.flash em { font-size: 12px; color: var(--ink-dim); }
.note-form { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.note-form textarea { width: 100%; background: #0a0f0d; border: 1px solid var(--edge); border-radius: 10px; padding: 10px; color: var(--ink); resize: vertical; }
.emotions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; width: 100%; }
.emotions button { border: 1px solid var(--edge); background: #121c19; color: var(--ink); border-radius: 12px; padding: 16px 10px; font-size: 14px; }
.emotions button:hover { border-color: var(--mint); }

/* Responsive ------------------------------------------------------------- */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .phone-col { position: static; }
  .phone { width: min(375px, 100%); height: clamp(600px, calc(100vh - 120px), 760px); }
  .app-row { grid-template-columns: 1fr 1fr; }
  .grid2 { grid-template-columns: 1fr; }
  .recent li { grid-template-columns: 80px 70px 1fr; }
  .recent .shield { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}