/* Habit Tracker: hmsk.life terminal design (docs/design/DESIGN.md). Monochrome green, amber only for the main action. */
@font-face { font-family: "Martian Mono"; src: url("/assets/fonts/MartianMono.woff2") format("woff2"), url("fonts/MartianMono.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }
@font-face { font-family: "Geist"; src: url("/assets/fonts/Geist.woff2") format("woff2"), url("fonts/Geist.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }

:root {
  --primary: #00FF9C; --secondary: #1E5C40; --accent: #FFB547;
  --bg: #0B0F0C; --surface: #121A15; --text: #E4F2E8; --muted: #8FA898; --border: #26372D;
  --xs: 8px; --sm: 12px; --md: 20px; --lg: 32px; --xl: 56px;
  --mono: "Martian Mono", ui-monospace, Menlo, Consolas, monospace;
  --sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 6px; --max: 1080px;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); font: 400 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(900px 500px at 10% -10%, rgba(0,255,156,.06), transparent 60%); background-repeat: no-repeat;
  padding-bottom: env(safe-area-inset-bottom); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .35; }
.ic { width: 1em; height: 1em; fill: currentColor; flex: none; }
.dim { color: var(--muted); }
.small { font-size: 13px; }
.ps { color: var(--primary); user-select: none; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: var(--xs); background: var(--accent); color: var(--bg); padding: var(--xs) var(--sm); font: 600 13px/1 var(--mono); border-radius: 4px; z-index: 30; }
.skip:focus { left: var(--sm); }
kbd { font: 500 10px/1 var(--mono); color: var(--muted); border: 1px solid var(--border); border-radius: 3px; padding: 2px 4px; margin-right: 6px; }

/* strip back to hmsk.life */
.strip { display: flex; flex-wrap: wrap; align-items: center; gap: 6px var(--sm); padding: var(--xs) 16px; border-bottom: 1px solid var(--border);
  font: 400 12px/1.4 var(--mono); background: #070a08; }
.strip a { color: var(--muted); }
.strip a:hover { color: var(--text); }
.strip .strip__home { color: var(--text); font-weight: 600; }
.strip__sp { display: none; }
.strip__lang { margin-left: auto; background: none; border: 1px solid var(--border); border-radius: 4px; color: var(--muted); font: 600 11px/1 var(--mono); padding: 5px var(--xs); }
.strip__lang:hover { color: var(--primary); border-color: var(--primary); }

/* top + tabs */
.top { position: sticky; top: 0; z-index: 10; background: rgba(11,15,12,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.top__in { max-width: var(--max); margin: 0 auto; padding: var(--xs) var(--md) 0; display: flex; flex-wrap: wrap; align-items: center; column-gap: var(--lg); }
.logo { margin: 0; padding: var(--xs) 0; font: 600 14px/1 var(--mono); white-space: nowrap; }
.logo__u { color: var(--primary); }
.tabs { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; margin: 0 calc(-1 * var(--md)); padding: 0 var(--md); flex: 1 1 100%; }
.tabs::-webkit-scrollbar { display: none; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; color: var(--muted); font: 500 12px/1 var(--mono); padding: var(--sm) 7px; white-space: nowrap; min-height: 44px; }
.tabs button:hover { color: var(--text); }
.tabs button[aria-current="page"] { color: var(--primary); border-bottom-color: var(--primary); }
.tabs button[aria-current="page"]::before { content: ">"; margin-right: 4px; }
@media (min-width: 420px) { .tabs button { font-size: 13px; padding: var(--sm) 10px; } }
@media (min-width: 760px) { .tabs { flex: 0 1 auto; margin: 0 0 0 auto; padding: 0; } .top__in { padding-top: 0; } }

.banner { max-width: var(--max); margin: var(--sm) auto 0; padding: var(--xs) var(--md); font: 400 13px/1.5 var(--mono); color: var(--muted); }
.banner::before { content: "# "; color: var(--primary); }
.banner a { color: var(--primary); text-decoration: underline; margin-left: var(--xs); }

.main { max-width: var(--max); margin: 0 auto; outline: none; }
.pad { padding: var(--md); }
.cmd { margin: 0 0 var(--sm); font: 400 13px/1.5 var(--mono); color: var(--muted); }
.h1 { font: 700 clamp(22px, 5vw, 32px)/1.15 var(--mono); letter-spacing: -.02em; margin: 0; color: var(--text); }
.h1--sm { font-size: clamp(15px, 3.6vw, 20px); }
.h2 { font: 600 15px/1.3 var(--mono); margin: var(--lg) 0 var(--sm); color: var(--muted); }
.lead { color: var(--muted); max-width: 60ch; margin: var(--sm) 0 var(--md); }
.head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--xs) var(--md); margin-bottom: var(--md); }
.kpis { display: flex; flex-wrap: wrap; gap: var(--md); margin: 0; font: 400 12px/1.4 var(--mono); color: var(--muted); }
.kpis b { color: var(--primary); font-size: 16px; font-weight: 700; margin-right: 4px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--xs); min-height: 44px; padding: var(--sm) var(--md); border-radius: var(--radius);
  font: 600 13px/1 var(--mono); border: 1px solid transparent; background: none; transition: background .15s, border-color .15s, color .15s; text-decoration: none; }
.btn:hover { text-decoration: none; }
.btn--amber { background: var(--accent); color: var(--bg); }
.btn--amber:hover { background: #FFC56E; }
.btn--ghost { color: var(--text); border-color: var(--border); }
.btn--ghost:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.btn--sm { min-height: 36px; padding: var(--xs) var(--sm); font-size: 12px; }
.btn--danger:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn-col { display: grid; gap: var(--sm); max-width: 360px; margin-bottom: var(--md); }
.file-btn { cursor: pointer; position: relative; }
.file-btn:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.linkish { background: none; border: 0; padding: 0; color: var(--muted); text-decoration: underline; }
.linkish:hover { color: var(--text); }
.linkish.danger:hover { color: var(--accent); }
.ibtn { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; background: none; border: 1px solid var(--border); border-radius: var(--radius); color: var(--muted); }
.ibtn:hover:not(:disabled) { color: var(--primary); border-color: var(--primary); }

/* today */
.habits { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--sm); }
.habit { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--xs) var(--md); padding: var(--sm); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.habit.is-on { border-color: var(--secondary); }
.tick { display: flex; align-items: center; gap: var(--sm); width: 100%; min-height: 56px; padding: var(--xs); background: none; border: 0; border-radius: var(--radius); text-align: left; }
.tick:hover .tick__box { border-color: var(--primary); }
.tick__box { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 2px solid var(--border); border-radius: var(--radius);
  color: var(--bg); font-size: 22px; transition: background .15s, border-color .15s, transform .15s; }
.tick[aria-pressed="true"] .tick__box { background: var(--primary); border-color: var(--primary); }
.tick:active .tick__box { transform: scale(.92); }
.tick__txt { display: grid; gap: 2px; min-width: 0; }
.tick__name { font: 600 16px/1.3 var(--sans); overflow-wrap: anywhere; }
.tick[aria-pressed="true"] .tick__name { color: var(--primary); }
.tick__meta { font: 400 11px/1.4 var(--mono); color: var(--muted); }
.emo { display: inline-block; margin-right: 6px; font-family: system-ui, "Apple Color Emoji", "Segoe UI Emoji", sans-serif; }
.habit__stats { display: flex; flex-wrap: wrap; align-items: center; gap: 4px var(--sm); font: 400 12px/1.4 var(--mono); padding-left: 52px; }
.streak b { color: var(--primary); font-size: 15px; }
.tag { border: 1px solid var(--border); border-radius: 4px; padding: 2px 6px; color: var(--muted); }
.tag--ok { border-color: var(--secondary); background: var(--secondary); color: var(--primary); }
.heat { display: grid; grid-template-rows: repeat(7, 9px); grid-auto-flow: column; grid-auto-columns: 9px; gap: 3px; padding-left: 52px; }
.heat i { display: block; border-radius: 2px; background: #1a261f; }
.heat i.on { background: var(--primary); }
.heat i.f { background: transparent; outline: 1px dashed #1a261f; outline-offset: -1px; }
@media (min-width: 720px) {
  .habit { grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "tick heat" "stats heat"; align-items: center; padding: var(--sm) var(--md); }
  .tick { grid-area: tick; } .habit__stats { grid-area: stats; } .heat { grid-area: heat; padding-left: 0; }
}
.hint-keys { display: none; margin-top: var(--md); }
@media (hover: hover) and (pointer: fine) { .hint-keys { display: block; } }
@media (hover: none) { kbd { display: none; } }

/* empty state */
.sugs { list-style: none; margin: 0 0 var(--md); padding: 0; display: grid; gap: var(--sm); max-width: 560px; }
.sug { display: flex; align-items: center; gap: var(--sm); width: 100%; min-height: 56px; padding: var(--sm) var(--md); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); text-align: left; }
.sug:hover { border-color: var(--primary); }
.sug .emo { font-size: 22px; }
.sug b { font-weight: 600; }
.sug__add { margin-left: auto; font: 600 12px/1 var(--mono); color: var(--primary); white-space: nowrap; }

/* email offer */
.offer { margin-top: var(--lg); padding: var(--sm) var(--md); border: 1px dashed var(--border); border-radius: var(--radius); max-width: 620px; font-size: 14px; }
.offer p { margin: 0 0 4px; }

/* month + week grid */
.nav-row { display: flex; align-items: center; gap: var(--xs); margin-bottom: var(--sm); flex-wrap: wrap; }
.nav-row { justify-content: space-between; }
.nav-row .h1 { margin: 0; }
.nav-btns { display: flex; gap: var(--xs); }
.grid-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--border); border-radius: var(--radius); margin: var(--sm) 0 var(--md); background: var(--surface); overscroll-behavior-x: contain; }
.grid { border-collapse: separate; border-spacing: 0; font: 400 11px/1 var(--mono); }
.grid th, .grid td { padding: 0; text-align: center; border-bottom: 1px solid var(--border); }
.grid thead th { color: var(--muted); font-weight: 500; padding: 6px 0; min-width: 32px; }
.grid thead th span { display: block; font-size: 9px; margin-bottom: 3px; }
.grid .we { background: rgba(0,255,156,.025); }
.grid thead th.now { color: var(--accent); }
.grid .rh { position: sticky; left: 0; z-index: 1; background: var(--surface); text-align: left; padding: 0 var(--xs) 0 var(--sm); border-right: 1px solid var(--border); }
.rh__in { display: block; max-width: 34vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font: 500 12px/1.2 var(--sans); color: var(--text); }
@media (min-width: 720px) { .rh__in { max-width: 220px; } }
.cell { display: block; width: 32px; height: 40px; background: none; border: 0; padding: 0; position: relative; }
.cell::after { content: ""; position: absolute; inset: 11px 7px; border-radius: 3px; border: 1px solid var(--border); }
.cell:hover:not(:disabled)::after { border-color: var(--primary); }
.cell.on::after { background: var(--primary); border-color: var(--primary); }
.cell:disabled { opacity: 1; }
.cell:disabled::after { border-style: dashed; opacity: .4; }
.now .cell::after { box-shadow: 0 0 0 1px rgba(255,181,71,.55); }
.pc { padding: 0 var(--sm) !important; color: var(--muted); white-space: nowrap; }
.pc.ok { color: var(--primary); }
.dp { color: var(--muted); font-size: 10px; padding: var(--xs) 0 !important; }
.grid tfoot td, .grid tfoot th { border-bottom: 0; }
.grid--week thead th { min-width: 30px; }
.grid--week .pc { padding: 0 var(--xs) !important; }
@media (min-width: 420px) { .grid--week thead th { min-width: 40px; } }
.grid--week td { height: 40px; }
.dot { display: inline-block; width: 14px; height: 14px; border-radius: 3px; border: 1px solid var(--border); vertical-align: middle; }
.dot.on { background: var(--primary); border-color: var(--primary); }
.dot.f { border-style: dashed; opacity: .4; }

/* forms */
.field { display: grid; gap: 6px; margin: 0 0 var(--sm); }
.flag { font: 400 12px/1 var(--mono); color: var(--primary); }
.field input, .field select, .field textarea { width: 100%; min-height: 44px; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px var(--sm); font: 400 16px/1.4 var(--sans); }
.field textarea { resize: vertical; min-height: 110px; max-width: 620px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); }
.hform { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--md); margin-bottom: var(--md); max-width: 720px; }
.hform__row { display: flex; flex-wrap: wrap; gap: 0 var(--sm); align-items: end; }
.field--icon { width: 84px; } .field--icon input { text-align: center; }
.field--grow { flex: 1 1 200px; }
.hform__row .field:not(.field--icon):not(.field--grow) { flex: 1 1 180px; }
.hform__btns { display: flex; gap: var(--xs); margin-bottom: var(--sm); }
.form-err { margin: 0; color: var(--accent); }
.form-err:empty { display: none; }
.hlist { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); max-width: 720px; }
.hrow { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--xs) var(--sm); padding: var(--sm) 0; border-bottom: 1px solid var(--border); }
.hrow--edit { display: block; }
.hrow--edit .hform { margin: 0; }
.hrow__name { min-width: 0; overflow-wrap: anywhere; }
.hrow__btns { display: flex; flex-wrap: wrap; gap: 6px; }

.toast { position: fixed; left: 50%; bottom: calc(var(--md) + env(safe-area-inset-bottom)); transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--secondary); color: var(--primary); font: 500 13px/1.4 var(--mono); padding: var(--xs) var(--md); border-radius: var(--radius); transition: opacity .2s, transform .2s; max-width: calc(100vw - 2 * var(--md)); z-index: 40; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .strip, .top, .toast, .banner, .offer, .hint-keys { display: none !important; }
  body { background: #fff; color: #000; }
}