/* PomoGrove — dusk-orchard design system
   Modes shift the whole page's ambience: focus = evergreen night,
   short break = warm dawn, long break = twilight indigo. */

:root {
  --ink: #f3efe3;
  --ink-dim: #b9c4b6;
  --tomato: #ff5a45;
  --leaf: #8bd9a0;
  --card: rgba(255, 255, 255, 0.055);
  --card-line: rgba(255, 255, 255, 0.12);
  --radius: 20px;
  --font-display: "Fraunces", Georgia, serif;
  --font-ui: "Outfit", system-ui, sans-serif;
}

body[data-mode="focus"] {
  --bg-a: #0d1f16; --bg-b: #143024; --accent: var(--tomato); --accent-soft: #ff8a76;
}
body[data-mode="short"] {
  --bg-a: #26190f; --bg-b: #3a2715; --accent: #ffb067; --accent-soft: #ffd0a0;
}
body[data-mode="long"] {
  --bg-a: #131828; --bg-b: #1c2440; --accent: #9bb2ff; --accent-soft: #c3d0ff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-ui);
  font-weight: 300;
  color: var(--ink);
  background: radial-gradient(120% 90% at 50% 0%, var(--bg-b) 0%, var(--bg-a) 70%);
  background-attachment: fixed;
  transition: background 1.2s ease;
  min-height: 100vh;
  line-height: 1.6;
}

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--accent); color: #10130f; padding: 0.5rem 1rem; z-index: 10;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- header ---------- */
.site-header {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 720px; margin: 0 auto; padding: 1.1rem 1.25rem;
}
.brand { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--ink); }
.brand-mark { width: 30px; height: 30px; }
.brand-mark .fruit { fill: var(--tomato); }
.brand-mark .leaf { fill: var(--leaf); }
.brand-mark .shine { stroke: rgba(255,255,255,0.55); stroke-width: 2; }
.brand-name { font-family: var(--font-display); font-weight: 650; font-size: 1.25rem; letter-spacing: 0.01em; }
.site-nav { display: flex; gap: 0.4rem; }
.nav-btn {
  background: none; border: 1px solid transparent; color: var(--ink-dim);
  font: 500 0.85rem var(--font-ui); padding: 0.45rem 0.8rem; border-radius: 999px; cursor: pointer;
}
.nav-btn:hover, .nav-btn[aria-expanded="true"] { color: var(--ink); border-color: var(--card-line); }
a.nav-btn { text-decoration: none; display: inline-flex; align-items: center; }

/* ---------- layout ---------- */
main { max-width: 720px; margin: 0 auto; padding: 0 1.25rem 3rem; }
.page-title {
  font-family: var(--font-display); font-weight: 500; text-align: center;
  font-size: clamp(1.15rem, 3.5vw, 1.5rem); color: var(--ink-dim);
  margin: 0.25rem 0 1.5rem; letter-spacing: 0.005em;
}

/* ---------- timer card ---------- */
.timer-card {
  background: var(--card); border: 1px solid var(--card-line); border-radius: var(--radius);
  padding: 1.5rem 1.25rem 1.75rem; text-align: center;
  backdrop-filter: blur(6px);
}
.mode-tabs { display: inline-flex; gap: 0.25rem; background: rgba(0,0,0,0.25); border-radius: 999px; padding: 0.25rem; margin-bottom: 1.25rem; }
.mode-tab {
  border: none; background: none; color: var(--ink-dim); cursor: pointer;
  font: 500 0.85rem var(--font-ui); padding: 0.45rem 0.95rem; border-radius: 999px;
  transition: background 0.25s, color 0.25s;
}
.mode-tab[aria-selected="true"] { background: var(--accent); color: #14170f; }

.ring-wrap { position: relative; width: min(78vw, 300px); margin: 0 auto; }
.ring { width: 100%; height: auto; transform: rotate(-90deg); display: block; }
.ring-track { fill: none; stroke: rgba(255,255,255,0.09); stroke-width: 10; }
.ring-fill {
  fill: none; stroke: var(--leaf); stroke-width: 10; stroke-linecap: round;
  stroke-dasharray: 741.4; stroke-dashoffset: 741.4;
  transition: stroke-dashoffset 0.9s linear, stroke 0.9s linear;
}
.ring-center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0.15rem;
}
.time {
  font: 300 clamp(3.4rem, 14vw, 4.6rem)/1 var(--font-ui);
  font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}
.session-label { color: var(--ink-dim); font-size: 0.85rem; }

.controls { display: flex; justify-content: center; align-items: center; gap: 0.9rem; margin-top: 1.4rem; }
.btn-start {
  font: 600 1.05rem var(--font-ui); letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--accent); color: #14170f; border: none; cursor: pointer;
  padding: 0.85rem 2.6rem; border-radius: 14px;
  box-shadow: 0 6px 0 rgba(0,0,0,0.35);
  transition: transform 0.08s, box-shadow 0.08s, background 0.3s;
}
.btn-start:active { transform: translateY(4px); box-shadow: 0 2px 0 rgba(0,0,0,0.35); }
.btn-ghost {
  background: none; border: 1px solid var(--card-line); color: var(--ink-dim);
  font: 500 0.85rem var(--font-ui); padding: 0.6rem 1rem; border-radius: 12px; cursor: pointer;
}
.btn-ghost:hover { color: var(--ink); }
.btn-extend {
  margin-top: 0.9rem; background: none; border: 1px dashed var(--accent-soft); color: var(--accent-soft);
  font: 500 0.9rem var(--font-ui); padding: 0.55rem 1.1rem; border-radius: 999px; cursor: pointer;
}
.active-task { margin-top: 1rem; color: var(--ink-dim); font-size: 0.95rem; }
.active-task strong { color: var(--ink); font-weight: 500; }

.preset-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.4rem; margin-top: 1.2rem; }
.preset {
  background: none; border: 1px solid var(--card-line); color: var(--ink-dim); cursor: pointer;
  font: 500 0.8rem var(--font-ui); padding: 0.35rem 0.8rem; border-radius: 999px;
}
.preset[data-active="true"] { border-color: var(--accent); color: var(--accent); }

/* ---------- grove strip ---------- */
.grove-strip {
  margin-top: 1.1rem; padding: 1rem 1.25rem;
  background: var(--card); border: 1px solid var(--card-line); border-radius: var(--radius);
}
.grove-head { display: flex; justify-content: space-between; align-items: baseline; }
.grove-title { font-family: var(--font-display); font-weight: 650; font-size: 1rem; }
.streak { font-size: 0.85rem; color: var(--ink-dim); }
.grove-row { display: flex; flex-wrap: wrap; gap: 0.3rem; min-height: 30px; margin: 0.6rem 0 0.3rem; }
.grove-row .tomato {
  width: 24px; height: 24px; animation: pop 0.45s cubic-bezier(0.2, 1.6, 0.4, 1);
}
.grove-row .tomato .fruit { fill: var(--tomato); }
.grove-row .tomato .leaf { fill: var(--leaf); }
.grove-empty { color: var(--ink-dim); font-size: 0.85rem; font-style: italic; }
.grove-goal { color: var(--ink-dim); font-size: 0.8rem; }
@keyframes pop { from { transform: scale(0); } to { transform: scale(1); } }

/* ---------- tasks ---------- */
.tasks { margin-top: 1.75rem; }
.tasks h2, .panel h2 {
  font-family: var(--font-display); font-weight: 650; font-size: 1.2rem; margin: 0 0 0.75rem;
}
.task-form { display: flex; gap: 0.5rem; }
.task-form input[type="text"] {
  flex: 1; min-width: 0; background: var(--card); border: 1px solid var(--card-line);
  border-radius: 12px; color: var(--ink); font: 400 0.95rem var(--font-ui); padding: 0.7rem 0.9rem;
}
.task-form input[type="number"] {
  width: 4.2rem; background: var(--card); border: 1px solid var(--card-line);
  border-radius: 12px; color: var(--ink); font: 400 0.95rem var(--font-ui); padding: 0.7rem 0.5rem; text-align: center;
}
.task-form input::placeholder { color: var(--ink-dim); }
.btn-add {
  background: var(--card); border: 1px solid var(--card-line); color: var(--ink);
  font: 500 0.9rem var(--font-ui); padding: 0 1.2rem; border-radius: 12px; cursor: pointer;
}
.btn-add:hover { border-color: var(--accent); }

.task-list { list-style: none; margin: 0.9rem 0 0; padding: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.task-item {
  display: flex; align-items: center; gap: 0.7rem;
  background: var(--card); border: 1px solid var(--card-line); border-left: 4px solid transparent;
  border-radius: 12px; padding: 0.65rem 0.85rem; cursor: pointer;
}
.task-item[data-active="true"] { border-left-color: var(--accent); }
.task-item.done .task-name { text-decoration: line-through; color: var(--ink-dim); }
.task-check {
  width: 20px; height: 20px; flex: none; border-radius: 50%;
  border: 2px solid var(--ink-dim); background: none; cursor: pointer; padding: 0;
}
.task-item.done .task-check { background: var(--leaf); border-color: var(--leaf); }
.task-name { flex: 1; font-size: 0.95rem; }
.task-count { color: var(--ink-dim); font-size: 0.85rem; font-variant-numeric: tabular-nums; }
.task-del { background: none; border: none; color: var(--ink-dim); cursor: pointer; font-size: 1rem; padding: 0.2rem; }
.task-del:hover { color: var(--tomato); }
.finish-estimate { color: var(--ink-dim); font-size: 0.85rem; margin-top: 0.7rem; }

/* ---------- panels ---------- */
.panel {
  margin-top: 1.75rem; padding: 1.25rem;
  background: var(--card); border: 1px solid var(--card-line); border-radius: var(--radius);
}
.panel-note { color: var(--ink-dim); font-size: 0.85rem; }
.panel-note a { color: var(--accent-soft); }
.sound-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0.5rem; }
.sound-card {
  background: rgba(0,0,0,0.25); border: 1px solid var(--card-line); border-radius: 12px;
  color: var(--ink); font: 500 0.9rem var(--font-ui); padding: 0.9rem 0.6rem; cursor: pointer;
}
.sound-card:hover, .sound-card[data-active="true"] { border-color: var(--accent); }
.sound-embed iframe { width: 100%; aspect-ratio: 16/9; border: none; border-radius: 12px; margin-top: 0.9rem; }

.stat-cards { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.stat {
  flex: 1; text-align: center; background: rgba(0,0,0,0.25); border-radius: 12px; padding: 0.8rem 0.4rem;
}
.stat-num { display: block; font: 300 1.8rem var(--font-ui); font-variant-numeric: tabular-nums; }
.stat-label { color: var(--ink-dim); font-size: 0.75rem; }
.history-chart { display: flex; align-items: flex-end; gap: 4px; height: 90px; }
.history-chart .bar {
  flex: 1; background: var(--leaf); border-radius: 4px 4px 0 0; min-height: 3px; opacity: 0.85;
}
.history-chart .bar[data-goal="true"] { background: var(--accent); }

/* ---------- settings dialog ---------- */
dialog {
  background: var(--bg-a); color: var(--ink); border: 1px solid var(--card-line);
  border-radius: var(--radius); padding: 1.5rem; max-width: 420px; width: calc(100% - 2rem);
}
dialog::backdrop { background: rgba(0,0,0,0.55); }
.setting-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem 1rem; margin: 1rem 0 1.25rem; }
.setting-grid label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.82rem; color: var(--ink-dim); }
.setting-grid label.check { flex-direction: row; align-items: center; gap: 0.5rem; grid-column: span 1; }
.setting-grid input[type="number"] {
  background: var(--card); border: 1px solid var(--card-line); border-radius: 8px;
  color: var(--ink); padding: 0.45rem 0.6rem; font: 400 0.95rem var(--font-ui);
}
.dialog-actions { display: flex; justify-content: flex-end; gap: 0.6rem; }

/* ---------- SEO content & footer ---------- */
.seo-content {
  max-width: 640px; margin: 3.5rem auto 0; padding: 0 1.25rem;
  border-top: 1px solid var(--card-line);
}
.seo-content h2 {
  font-family: var(--font-display); font-weight: 650; font-size: 1.35rem;
  margin: 2.2rem 0 0.6rem;
}
.seo-content p, .seo-content li { color: var(--ink-dim); font-size: 0.98rem; }
.seo-content a { color: var(--accent-soft); }
.seo-content strong { color: var(--ink); font-weight: 500; }

.site-footer { max-width: 640px; margin: 3rem auto 0; padding: 1.5rem 1.25rem 2.5rem; color: var(--ink-dim); font-size: 0.85rem; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 0.75rem; }
.site-footer a { color: var(--ink-dim); }
.site-footer a:hover { color: var(--ink); }

/* ---------- a11y & motion ---------- */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}
@media (max-width: 480px) {
  .site-nav .nav-btn { padding: 0.45rem 0.55rem; font-size: 0.78rem; }
  .setting-grid { grid-template-columns: 1fr; }
}

/* ---------- account & premium ---------- */
#account-dialog { max-width: 420px; }
.acct h2 { font-family: var(--font-display); font-weight: 500; margin-top: 0; }
.acct-form { display: flex; flex-direction: column; gap: 0.6rem; margin: 0.9rem 0; }
.acct-form input {
  background: var(--card); border: 1px solid var(--card-line); color: var(--ink);
  font: 400 0.95rem var(--font-ui); padding: 0.6rem 0.8rem; border-radius: 10px;
}
.acct-who { font-size: 0.9rem; color: var(--ink-dim); }
.acct-who strong { color: var(--ink); }
.acct-pitch { font-size: 0.9rem; }
.acct-plans { display: flex; flex-direction: column; gap: 0.5rem; margin: 0.8rem 0; }
.acct-plans small { font-weight: 300; opacity: 0.85; }
.acct-sync { display: block; font-size: 0.8rem; color: var(--ink-dim); margin-bottom: 0.6rem; }
.acct-sync[data-state="ok"] { color: var(--leaf); }
.acct-sync[data-state="error"] { color: var(--tomato); }
#acct-msg[data-error="true"] { color: var(--tomato); }
#acct-signout { margin-top: 0.4rem; }
#account-dialog [hidden] { display: none !important; }

/* ---------- collapsible info sections ---------- */
.seo-content details { border-bottom: 1px solid var(--card-line); }
.seo-content summary {
  cursor: pointer; padding: 0.9rem 0; list-style: none; position: relative;
}
.seo-content summary::-webkit-details-marker { display: none; }
.seo-content summary::after {
  content: "+"; position: absolute; right: 0.2rem; top: 50%; transform: translateY(-50%);
  color: var(--ink-dim); font-size: 1.1rem; transition: transform 0.2s ease;
}
.seo-content details[open] summary::after { content: "–"; }
.seo-content summary h2 { display: inline; margin: 0; font-size: 1.05rem; }
.seo-content summary:hover h2 { color: var(--accent-soft); }
.seo-content details > p, .seo-content details > ol { margin-top: 0; padding-bottom: 1rem; }