/* ───────────────────────────────────────────────────────────────
   FOCUS TOMATO  ·  Editorial / Swiss 重设计 v2.0
   Tokens · Layout · Components · Motion · Dark mode
─────────────────────────────────────────────────────────────── */

/* ===== TOKENS =============================================== */
:root {
  color-scheme: light;

  /* Surface */
  --canvas:        #FAF8F5;
  --surface:       #FFFFFF;
  --surface-2:     #F3EFEA;
  --line:          #E8E2DA;
  --line-strong:   #D6CEC2;

  /* Ink (text) */
  --ink-900:       #1C1917;
  --ink-700:       #44403C;
  --ink-500:       #78716C;
  --ink-300:       #A8A29E;
  --ink-on-anchor: #FFFFFF;

  /* Anchor (tomato — used as accent only, never as full bg) */
  --tomato-50:     #FBF1F1;
  --tomato-100:    #F4D9DB;
  --tomato-300:    #E07A82;
  --tomato:        #C8434B;
  --tomato-700:    #9B2F36;
  --tomato-900:    #6E1F25;

  /* Mode-semantic accents (only re-color: progress bar, accent stripe, dot) */
  --accent:        var(--tomato);
  --accent-soft:   var(--tomato-50);
  --accent-strong: var(--tomato-700);

  --rest-short:    #2F8F7A;
  --rest-short-50: #E8F4F1;
  --rest-long:     #3D5A99;
  --rest-long-50:  #ECF0F8;

  /* Data colors */
  --data-1: #C8434B;
  --data-2: #2F8F7A;
  --data-3: #C99544;

  /* Type */
  --font-display: "Fraunces", "Source Han Serif SC", "Noto Serif SC", "PingFang SC", Georgia, serif;
  --font-body:    "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", "SF Mono", "Cascadia Code", "Roboto Mono", ui-monospace, monospace;

  /* Type scale (Major Third 1.25) */
  --t-caption:    0.75rem;   /* 12 */
  --t-small:      0.8125rem; /* 13 */
  --t-body:       0.9375rem; /* 15 */
  --t-body-lg:    1rem;      /* 16 */
  --t-h3:         1.25rem;   /* 20 */
  --t-h2:         1.5rem;    /* 24 */
  --t-h1:         1.875rem;  /* 30 */
  --t-display:    3.5rem;    /* 56 */
  --t-display-xl: clamp(5.5rem, 12vw, 8.75rem);

  /* Spacing (8 base) */
  --s-1: 4px;   --s-2: 8px;   --s-3: 12px;  --s-4: 16px;
  --s-5: 24px;  --s-6: 32px;  --s-7: 48px;  --s-8: 64px;
  --s-9: 96px;  --s-10: 128px;

  /* Radius */
  --r-1: 2px; --r-2: 4px; --r-3: 8px; --r-4: 12px; --r-pill: 999px;

  /* Shadow (very subtle, paper feel) */
  --shadow-1: 0 1px 2px rgba(28, 25, 23, 0.04), 0 0 0 1px rgba(28, 25, 23, 0.04);
  --shadow-2: 0 4px 16px rgba(28, 25, 23, 0.06), 0 0 0 1px rgba(28, 25, 23, 0.05);
  --shadow-3: 0 24px 60px rgba(28, 25, 23, 0.18), 0 0 0 1px rgba(28, 25, 23, 0.08);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --d-fast: 150ms;
  --d-base: 240ms;
  --d-slow: 480ms;

  /* Layout */
  --container: 1240px;
  --gutter: 24px;

  /* Progress 0..1 */
  --progress: 0;
}

/* Mode-semantic accent override (does NOT change the canvas) */
body.mode-shortBreak {
  --accent:        var(--rest-short);
  --accent-soft:   var(--rest-short-50);
  --accent-strong: #246F60;
}
body.mode-longBreak {
  --accent:        var(--rest-long);
  --accent-soft:   var(--rest-long-50);
  --accent-strong: #2F4576;
}

/* ===== DARK MODE ============================================ */
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --canvas:        #131210;
    --surface:       #1A1816;
    --surface-2:     #211E1B;
    --line:          #2C2825;
    --line-strong:   #3A3531;

    --ink-900:       #F4EFE8;
    --ink-700:       #C9C2B8;
    --ink-500:       #948C82;
    --ink-300:       #5C554F;

    --tomato-50:     #2A1414;
    --tomato-100:    #3A1B1E;
    --tomato:        #E7616A;
    --tomato-700:    #C8434B;
    --tomato-900:    #9B2F36;

    --rest-short-50: #0F2622;
    --rest-short:    #4ECDB4;
    --rest-long-50:  #161D33;
    --rest-long:     #7B97DC;

    --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.04);
    --shadow-2: 0 4px 16px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.05);
    --shadow-3: 0 24px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.08);
  }
}

/* ===== RESET ================================================ */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--canvas);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background var(--d-slow) var(--ease),
              color var(--d-slow) var(--ease);
}

::selection { background: var(--accent); color: var(--ink-on-anchor); }

button, input, textarea, select { font: inherit; color: inherit; }
button { border: 0; background: transparent; cursor: pointer; padding: 0; }
a { color: inherit; text-decoration: none; }

ol, ul { margin: 0; padding: 0; list-style: none; }

/* SVG sprite container hidden */
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 16px; height: 16px; flex-shrink: 0; display: inline-block; vertical-align: middle; }

/* ===== ACCENT BAR (top of page) ============================= */
.accent-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  z-index: 100;
  transition: background var(--d-slow) var(--ease);
}

/* ===== PAGE LAYOUT ========================================== */
.page {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter) var(--s-8);
}

/* ===== TOPBAR =============================================== */
.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-7);
  padding-bottom: var(--s-6);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--s-7);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: var(--s-3);
  color: var(--ink-900);
  font-family: var(--font-display);
  font-variation-settings: "opsz" 60;
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  cursor: pointer;
}

.brand-mark {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transition: background var(--d-slow) var(--ease);
  align-self: center;
}

.brand-word { display: inline-flex; align-items: baseline; }
.brand-dot  { color: var(--accent); transition: color var(--d-slow) var(--ease); }

.brand-tagline {
  font-family: var(--font-body);
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-500);
  padding-left: var(--s-3);
  margin-left: var(--s-2);
  border-left: 1px solid var(--line);
  align-self: center;
}

/* Mode tabs (segmented underline, editor-style) */
.mode-tabs {
  position: relative;
  display: inline-flex;
  justify-self: center;
  gap: var(--s-1);
  padding-bottom: 1px;
}

.mode-tab {
  display: inline-flex;
  align-items: baseline;
  gap: var(--s-2);
  padding: var(--s-3) var(--s-4);
  color: var(--ink-500);
  font-size: var(--t-small);
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: color var(--d-base) var(--ease);
}

.mode-tab:hover { color: var(--ink-700); }
.mode-tab.active { color: var(--ink-900); }

.mode-tab-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-300);
  font-variant-numeric: tabular-nums;
  transition: color var(--d-base) var(--ease);
}
.mode-tab.active .mode-tab-num { color: var(--accent); }

.mode-tab-indicator {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: var(--ind-w, 0px);
  height: 2px;
  background: var(--accent);
  transform: translateX(var(--ind-x, 0px));
  transition: transform var(--d-base) var(--ease-spring),
              width var(--d-base) var(--ease-spring),
              background var(--d-slow) var(--ease);
  pointer-events: none;
}

/* Topbar meta */
.topbar-meta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-700);
  text-transform: uppercase;
  font-feature-settings: "tnum";
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-300);
  transition: background var(--d-base) var(--ease);
}

body.is-running .status-dot {
  background: var(--accent);
  animation: dot-pulse 1.6s var(--ease) infinite;
}

@keyframes dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); }
  50%      { box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 0%, transparent); }
}

.ghost-btn {
  display: inline-grid;
  place-items: center;
  width: 36px; height: 36px;
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  color: var(--ink-700);
  cursor: pointer;
  transition: background var(--d-fast) var(--ease),
              border-color var(--d-fast) var(--ease),
              color var(--d-fast) var(--ease);
}
.ghost-btn:hover { background: var(--surface-2); border-color: var(--line-strong); color: var(--ink-900); }
.ghost-btn .icon { width: 18px; height: 18px; }

/* ===== MAIN GRID (12-col Swiss) ============================= */
.main-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s-5);
  align-items: start;
}

/* HERO occupies columns 1-7 (≥1024 split) */
.hero        { grid-column: 1 / span 7; padding: var(--s-7) 0 var(--s-8); }
.tasks       { grid-column: 8 / span 5; }
.data-wall   { grid-column: 1 / span 7; padding-top: var(--s-7); }
.flow        { grid-column: 8 / span 5; }

/* ===== HERO ================================================== */
.caption {
  margin: 0 0 var(--s-3);
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-500);
  font-variant-numeric: tabular-nums;
}
.caption-sep { margin: 0 var(--s-2); color: var(--ink-300); }

.hero-eyebrow {
  margin: 0 0 var(--s-7);
  font-family: var(--font-display);
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-size: var(--t-h1);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--ink-900);
  max-width: 14ch;
}

.hero-clock {
  position: relative;
  margin: 0 0 var(--s-6);
}

.hero-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-display-xl);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.05em;
  line-height: 0.92;
  color: var(--ink-900);
  font-feature-settings: "tnum", "ss01";
  transition: opacity var(--d-slow) var(--ease);
}

body.is-running .hero-time { animation: digit-breathe 4s var(--ease) infinite; }
@keyframes digit-breathe {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.92; }
}

/* 1px progress bar */
.hero-progress {
  position: relative;
  height: 1px;
  background: var(--line);
  margin: var(--s-5) 0 var(--s-3);
  overflow: visible;
}

.hero-progress-fill {
  display: block;
  width: calc(var(--progress) * 100%);
  height: 2px;
  background: var(--accent);
  margin-top: -0.5px;
  transition: width var(--d-slow) var(--ease),
              background var(--d-slow) var(--ease);
}

.hero-progress-tick {
  position: absolute;
  top: var(--s-3);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--ink-300);
  transform: translateX(-50%);
  font-variant-numeric: tabular-nums;
}
.hero-progress-tick[data-tick="0"] { left: 0; transform: translateX(0); }
.hero-progress-tick[data-tick="100"] { transform: translateX(-100%); }

/* Hero context */
.hero-context {
  margin: var(--s-6) 0 var(--s-6);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--line);
}

.hero-task-label {
  margin: 0 0 var(--s-2);
  font-size: var(--t-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ink-500);
}

.hero-task-title {
  margin: 0;
  font-family: var(--font-display);
  font-variation-settings: "opsz" 60;
  font-size: var(--t-h3);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}

/* Hero actions */
.hero-actions {
  display: flex;
  gap: var(--s-3);
  margin-bottom: var(--s-7);
  flex-wrap: wrap;
}

/* Hero meta (3 dl items inline) */
.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-5);
  margin: 0;
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.hero-meta > div { display: grid; gap: var(--s-1); min-width: 0; }
.hero-meta dt {
  margin: 0;
  font-size: var(--t-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-500);
}
.hero-meta dd {
  margin: 0;
  font-size: var(--t-body-lg);
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: -0.005em;
  font-variant-numeric: tabular-nums;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== BUTTONS ============================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  height: 44px;
  padding: 0 var(--s-5);
  border-radius: var(--r-3);
  font-family: var(--font-body);
  font-size: var(--t-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background var(--d-fast) var(--ease),
              color var(--d-fast) var(--ease),
              border-color var(--d-fast) var(--ease),
              transform var(--d-fast) var(--ease),
              box-shadow var(--d-fast) var(--ease);
}

.btn .icon { width: 16px; height: 16px; }

.btn-primary {
  background: var(--ink-900);
  color: var(--canvas);
  border: 1px solid var(--ink-900);
  height: 48px;
  padding: 0 var(--s-6);
  font-size: var(--t-body);
}
.btn-primary:hover  { background: var(--accent); border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-2); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--ink-700);
  border: 1px solid var(--line);
  height: 48px;
}
.btn-ghost:hover { color: var(--ink-900); border-color: var(--ink-900); }

.btn-outline {
  background: transparent;
  color: var(--ink-700);
  border: 1px solid var(--line);
}
.btn-outline:hover { color: var(--ink-900); border-color: var(--ink-900); background: var(--surface-2); }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 36px; height: 36px;
  border-radius: var(--r-3);
  color: var(--ink-700);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--d-fast) var(--ease),
              border-color var(--d-fast) var(--ease),
              color var(--d-fast) var(--ease);
}
.icon-btn:hover { background: var(--surface-2); color: var(--ink-900); border-color: var(--line); }
.icon-btn .icon { width: 18px; height: 18px; }

/* ===== DATA WALL ============================================ */
.section-eyebrow {
  margin: 0 0 var(--s-3);
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.section-eyebrow span { color: var(--ink-300); }

.data-wall { padding-bottom: var(--s-7); margin-bottom: var(--s-7); }

.data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.data-cell {
  padding: var(--s-5) 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  column-gap: var(--s-4);
}
.data-cell:last-child { border-bottom: 1px solid var(--line); }

.data-cell-label {
  margin: 0;
  grid-column: 1;
  font-size: var(--t-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-500);
}

.data-cell-value {
  margin: 0;
  grid-column: 2;
  grid-row: 1 / span 2;
  font-family: var(--font-display);
  font-variation-settings: "opsz" 144;
  font-weight: 500;
  font-size: var(--t-display);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--ink-900);
}

.data-cell-meta {
  margin: var(--s-1) 0 0;
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  color: var(--ink-500);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* ===== SECTION HEAD ========================================= */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-4);
  padding-bottom: var(--s-5);
  margin-bottom: var(--s-3);
  border-bottom: 1px solid var(--line);
}
.section-head.compact { padding-bottom: var(--s-4); }

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-variation-settings: "opsz" 144;
  font-size: var(--t-h2);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--ink-900);
}

/* ===== TASK LIST (editorial numbered) ======================= */
.task-summary {
  margin: 0 0 var(--s-3);
  font-size: var(--t-small);
  color: var(--ink-500);
}

.task-list { display: grid; gap: 0; }

.task-item {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr auto;
  column-gap: var(--s-4);
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--line);
  align-items: center;
  cursor: pointer;
  transition: background var(--d-fast) var(--ease);
}
.task-item:hover { background: var(--surface-2); }
.task-item:hover .task-actions { opacity: 1; transform: translateX(0); }

.task-item::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 0;
  background: var(--accent);
  transition: height var(--d-base) var(--ease-spring);
}
.task-item.is-selected::before { height: calc(100% - 24px); }

.task-num {
  font-family: var(--font-mono);
  font-size: var(--t-small);
  font-weight: 500;
  color: var(--ink-300);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  align-self: center;
  transition: color var(--d-base) var(--ease);
}
.task-item.is-selected .task-num { color: var(--accent); }
.task-item.is-done .task-num { color: var(--ink-300); }

.task-body { min-width: 0; }

.task-title {
  margin: 0;
  font-size: var(--t-body-lg);
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: -0.005em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.task-item.is-done .task-title {
  text-decoration: line-through;
  text-decoration-color: var(--ink-300);
  text-decoration-thickness: 1px;
  color: var(--ink-500);
}

.task-note {
  margin: var(--s-1) 0 0;
  font-size: var(--t-small);
  color: var(--ink-500);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-meta {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  align-self: center;
}

.task-progress {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--t-small);
  font-variant-numeric: tabular-nums;
  color: var(--ink-700);
  letter-spacing: 0.04em;
}
.task-item.is-done .task-progress { color: var(--ink-300); }

.progress-dots { display: inline-flex; gap: 3px; }
.progress-dots span {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--line-strong);
  transition: background var(--d-base) var(--ease),
              border-color var(--d-base) var(--ease),
              transform var(--d-base) var(--ease-spring);
}
.progress-dots span.filled {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.1);
}

.task-status {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.task-status .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--ink-300);
}
.task-status.is-active .dot { background: var(--accent); }
.task-status.is-done .dot { background: var(--ink-700); }

.task-actions {
  display: inline-flex;
  gap: 0;
  margin-left: var(--s-3);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--d-base) var(--ease), transform var(--d-base) var(--ease);
}

@media (hover: none) {
  .task-actions { opacity: 1; transform: translateX(0); }
}

.task-action-btn {
  display: inline-grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: var(--r-2);
  color: var(--ink-500);
  cursor: pointer;
  transition: background var(--d-fast) var(--ease),
              color var(--d-fast) var(--ease);
}
.task-action-btn:hover { background: var(--surface); color: var(--ink-900); }
.task-action-btn .icon { width: 15px; height: 15px; }

.task-action-btn[data-action="toggleDone"]:hover { color: var(--rest-short); }
.task-action-btn[data-action="delete"]:hover { color: var(--tomato); }

/* Task select pseudo-button (whole row click handles select via bg, but we expose a tiny chevron) */

/* Empty state */
.task-empty {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--s-4);
  padding: var(--s-6) 0;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  cursor: default;
}
.empty-mark { width: 64px; height: 64px; color: var(--ink-300); display: grid; place-items: center; }
.empty-mark svg { width: 100%; height: 100%; }
.task-empty-title {
  margin: 0 0 var(--s-1);
  font-family: var(--font-display);
  font-variation-settings: "opsz" 60;
  font-size: var(--t-h3);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}
.task-empty-desc {
  margin: 0;
  font-size: var(--t-small);
  color: var(--ink-500);
}

/* ===== FLOW (timeline) ====================================== */
.flow-steps { display: grid; gap: 0; }

.flow-steps li {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: var(--s-4);
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.flow-steps li:last-child { border-bottom: 0; }

.flow-num {
  font-family: var(--font-display);
  font-variation-settings: "opsz" 60;
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--ink-300);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.flow-title {
  margin: 0 0 var(--s-1);
  font-size: var(--t-body-lg);
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: -0.005em;
}

.flow-desc {
  margin: 0;
  font-size: var(--t-small);
  color: var(--ink-500);
  line-height: 1.55;
}

.flow-time {
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  letter-spacing: 0.06em;
  color: var(--ink-500);
  font-variant-numeric: tabular-nums;
  align-self: center;
}

/* ===== FOOTER =============================================== */
.footer {
  margin-top: var(--s-9);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-5);
  flex-wrap: wrap;
}
.footer p {
  margin: 0;
  font-size: var(--t-caption);
  color: var(--ink-500);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.footer-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-900);
  letter-spacing: -0.02em;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: var(--r-1);
}
.footer-shortcuts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-4);
  font-size: var(--t-caption);
  color: var(--ink-500);
  letter-spacing: 0.04em;
}
.footer-shortcuts li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-shortcuts .kbd-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}
.footer-shortcuts kbd {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1;
  color: var(--ink-700);
  background: var(--surface, transparent);
  padding: 3px 6px;
  min-width: 18px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--r-1);
}

/* ===== MODAL ================================================ */
.modal {
  width: min(520px, calc(100% - 24px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
}
.modal::backdrop {
  background: rgba(28, 25, 23, 0.5);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.modal[open] { animation: modal-in 320ms var(--ease) both; }
@keyframes modal-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-card {
  display: grid;
  gap: var(--s-5);
  padding: var(--s-6);
  border-radius: var(--r-4);
  background: var(--surface);
  color: var(--ink-900);
  box-shadow: var(--shadow-3);
  border: 1px solid var(--line);
}

.modal-head {
  position: relative;
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--line);
}

.modal-title {
  margin: var(--s-1) 0 0;
  font-family: var(--font-display);
  font-variation-settings: "opsz" 144;
  font-size: var(--t-h2);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.modal-close {
  position: absolute;
  top: -6px;
  right: -6px;
}

/* Field — bottom-border editor style */
.field { display: grid; gap: var(--s-2); }
.field span {
  font-size: var(--t-caption);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.field input, .field textarea {
  width: 100%;
  padding: var(--s-3) 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--ink-900);
  font-size: var(--t-body-lg);
  font-family: inherit;
  transition: border-color var(--d-fast) var(--ease);
}
.field textarea { resize: vertical; min-height: 64px; line-height: 1.55; }
.field input:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-300); }

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-5);
}

/* Toggles */
.toggle-list { display: grid; gap: 0; }
.toggle-row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-4) 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  user-select: none;
}
.toggle-row:last-child { border-bottom: 0; }
.toggle-row > span:first-child {
  font-size: var(--t-body);
  color: var(--ink-700);
}
.toggle-row input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.switch {
  width: 38px; height: 22px;
  border-radius: var(--r-pill);
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  position: relative;
  transition: background var(--d-fast) var(--ease), border-color var(--d-fast) var(--ease);
}
.switch::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: var(--shadow-1);
  transition: transform var(--d-base) var(--ease-spring), background var(--d-fast) var(--ease);
}
.toggle-row input:checked ~ .switch { background: var(--accent); border-color: var(--accent); }
.toggle-row input:checked ~ .switch::after { transform: translateX(16px); background: #fff; }
.toggle-row input:focus-visible ~ .switch { box-shadow: 0 0 0 3px var(--accent-soft); }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--s-3);
  margin-top: var(--s-2);
}

/* ===== REVEAL =============================================== */
.reveal-up { animation: reveal-up 540ms var(--ease) both; }
.topbar.reveal-up    { animation-delay: 0ms; }
.hero.reveal-up      { animation-delay: 60ms; }
.data-wall.reveal-up { animation-delay: 120ms; }
.tasks.reveal-up     { animation-delay: 180ms; }
.flow.reveal-up      { animation-delay: 240ms; }

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== FOCUS RINGS ========================================== */
button:focus-visible,
[role="tab"]:focus-visible,
.task-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-2);
}
.field input:focus-visible, .field textarea:focus-visible { outline: none; }
.btn:focus-visible { outline-offset: 3px; }

/* ===== SCROLLBAR ============================================ */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: var(--r-pill);
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--ink-300); background-clip: padding-box; border: 2px solid transparent; }

/* ===== RESPONSIVE =========================================== */
@media (max-width: 1024px) {
  .main-grid { gap: var(--s-6); }
  .hero      { grid-column: 1 / -1; padding: var(--s-6) 0; }
  .tasks     { grid-column: 1 / -1; }
  .data-wall { grid-column: 1 / span 7; padding-top: 0; }
  .flow      { grid-column: 8 / -1; }
}

@media (max-width: 860px) {
  .topbar {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: var(--s-4);
  }
  .topbar-meta { grid-column: 2; grid-row: 1; }
  .mode-tabs   { grid-column: 1 / -1; grid-row: 2; justify-self: stretch; justify-content: flex-start; overflow-x: auto; }
  .tasks       { grid-column: 1 / -1; }
  .flow        { grid-column: 1 / -1; padding-top: var(--s-5); }
}

@media (max-width: 640px) {
  :root { --gutter: 16px; --t-display-xl: clamp(4rem, 18vw, 6.5rem); }
  .page { padding: var(--s-5) var(--gutter) var(--s-7); }
  .topbar { padding-bottom: var(--s-4); margin-bottom: var(--s-5); }
  .brand-tagline { display: none; }
  .hero { padding: var(--s-5) 0; }
  .hero-eyebrow { font-size: var(--t-h2); margin-bottom: var(--s-5); }
  .hero-meta { grid-template-columns: 1fr; gap: var(--s-3); }
  .hero-actions .btn { flex: 1; }
  .settings-grid { grid-template-columns: 1fr; }
  .data-cell { grid-template-columns: 1fr; }
  .data-cell-value { grid-column: 1; grid-row: 2 / span 1; margin-top: var(--s-2); }
  .task-item { grid-template-columns: 28px 1fr auto; column-gap: var(--s-3); }
  .task-meta { gap: var(--s-2); }
  .task-status { display: none; }
  .task-actions { opacity: 1; transform: none; }
  .flow-steps li { grid-template-columns: 36px 1fr auto; }
  .footer { margin-top: var(--s-7); }
  .modal-card { padding: var(--s-5); }
}

/* ===== REDUCED MOTION ======================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  body.is-running .hero-time,
  body.is-running .status-dot { animation: none !important; }
}

/* ===== PRINT (optional, magazine-style) ===================== */
@media print {
  .accent-bar, .topbar-meta, .hero-actions, .modal { display: none !important; }
  body { background: #fff; color: #000; }
  .page { max-width: none; padding: 0; }
}