.zoj-app {
  --ink: #1B2A4A;
  --ink-10: rgba(27,42,74,0.1);
  --ink-50: rgba(27,42,74,0.55);
  --paper: #F1EEE3;
  --paper-alt: #E7E1D0;
  --dawn: #D98A34;
  --day: #3F8F6C;
  --dusk: #6B5CA0;
  --night: #1B2A4A;
  --moon: #7C879B;

  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  min-height: 100%;
  padding: 0 0 4rem 0;
  line-height: 1.5;
}
.zoj-app * { box-sizing: border-box; }
.zoj-app h1, .zoj-app h2 { font-family: 'Fraunces', serif; margin: 0; }

.zoj-nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 1.75rem; max-width: 920px; margin: 0 auto; gap: 1rem;
}
.zoj-nav-mark { font-family: 'Fraunces', serif; font-size: 1.1rem; letter-spacing: 0.02em; }
.zoj-nav-links { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.zoj-nav-links button {
  background: none; border: none; font: inherit; font-size: 0.85rem;
  color: var(--ink-50); cursor: pointer; padding: 0.25rem 0;
}
.zoj-nav-links button:hover { color: var(--ink); }
.zoj-lang-btn {
  font-family: 'IBM Plex Mono', monospace; font-size: 0.75rem;
  border: 1px solid var(--ink-10); border-radius: 999px;
  padding: 0.3rem 0.7rem !important; color: var(--ink) !important;
}
.zoj-lang-btn:hover { border-color: var(--ink); }

.zoj-hero {
  max-width: 920px; margin: 0 auto; padding: 1rem 1.75rem 3rem;
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
.zoj-hero-eyebrow {
  font-family: 'IBM Plex Mono', monospace; font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-50);
  margin-bottom: 0.75rem;
}
.zoj-hero h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 500; max-width: 14ch; line-height: 1.1; margin: 0 auto; }
.zoj-hero p { max-width: 46ch; color: var(--ink-50); margin: 1rem auto 0; font-size: 1.02rem; }

.zoj-dial-wrap { position: relative; width: min(400px, 82vw); margin: 2.5rem auto 1rem; }
.zoj-dial { width: 100%; height: auto; display: block; }
.zoj-dial-icon {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.zoj-dial-icon svg { width: 20px; height: 20px; }
.zoj-dial-center {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.15rem;
}
.zoj-dial-now-label { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-50); }
.zoj-dial-now-time { font-family: 'IBM Plex Mono', monospace; font-size: 1.6rem; font-weight: 500; }
.zoj-dial-now-phase { font-size: 0.8rem; color: var(--ink-50); }

.zoj-legend { display: flex; gap: 1.25rem; flex-wrap: wrap; justify-content: center; margin-top: 1rem; }
.zoj-legend-item {
  display: flex; align-items: center; gap: 0.4rem; font-size: 0.8rem;
  background: none; border: none; cursor: pointer; color: var(--ink); font-family: inherit;
  padding: 0.3rem 0.6rem; border-radius: 999px; transition: background 0.2s ease;
}
.zoj-legend-item:hover { background: var(--ink-10); }
.zoj-legend-swatch { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

.zoj-section { max-width: 780px; margin: 0 auto; padding: 4.5rem 1.75rem 0; scroll-margin-top: 1.5rem; }
.zoj-eyebrow {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: 'IBM Plex Mono', monospace; font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-50); margin-bottom: 0.9rem;
}
.zoj-eyebrow-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.zoj-h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); font-weight: 500; margin-bottom: 0.6rem; }
.zoj-lead { color: var(--ink-50); max-width: 56ch; margin: 0 0 1.75rem; font-size: 0.98rem; }

.zoj-panel {
  background: var(--paper-alt); border-radius: 18px; padding: 1.75rem;
  border: 1px solid var(--ink-10);
}
.zoj-panel-split { display: grid; grid-template-columns: 1.3fr 1fr; gap: 2rem; }
.zoj-panel-title { font-family: 'Fraunces', serif; font-size: 1.1rem; display: block; margin-bottom: 0.9rem; }

.zoj-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem 1.5rem; margin-bottom: 1.5rem; }
.zoj-panel-grid-2 { grid-template-columns: 1fr 1fr; }
.zoj-field { display: flex; flex-direction: column; gap: 0.45rem; font-size: 0.82rem; color: var(--ink-50); }
.zoj-field input[type="range"] { accent-color: var(--ink); width: 100%; }
.zoj-field input[type="time"], .zoj-field input[type="date"], .zoj-field select {
  font-family: inherit; font-size: 0.9rem; padding: 0.5rem 0.6rem; border-radius: 8px;
  border: 1px solid var(--ink-10); background: var(--paper); color: var(--ink);
}
.zoj-toggle { display: flex; border-radius: 8px; overflow: hidden; border: 1px solid var(--ink-10); }
.zoj-toggle button {
  flex: 1; border: none; background: var(--paper); color: var(--ink-50); font: inherit;
  font-size: 0.82rem; padding: 0.55rem 0.4rem; cursor: pointer; transition: all 0.15s ease;
}
.zoj-toggle button.on { background: var(--ink); color: var(--paper); }

.zoj-readouts { border-top: 1px solid var(--ink-10); padding-top: 1.25rem; display: grid; gap: 0.6rem; }
.zoj-readout { display: flex; justify-content: space-between; align-items: baseline; font-family: 'IBM Plex Mono', monospace; }
.zoj-readout-label { font-size: 0.82rem; color: var(--ink-50); font-family: 'Inter', sans-serif; }
.zoj-readout-value { font-size: 1rem; font-weight: 500; }
.zoj-readout-big .zoj-readout-value { font-size: 1.5rem; }
.zoj-readout-unit { font-size: 0.72rem; margin-left: 0.3rem; color: var(--ink-50); }

.zoj-zones { margin-top: 1.5rem; display: grid; gap: 0.7rem; }
.zoj-zone-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 0.2rem 1rem; position: relative; }
.zoj-zone-bar-track { grid-column: 1 / -1; height: 8px; background: var(--ink-10); border-radius: 4px; overflow: hidden; }
.zoj-zone-bar-fill { height: 100%; background: var(--day); border-radius: 4px; }
.zoj-zone-info { display: flex; flex-direction: column; }
.zoj-zone-label { font-size: 0.9rem; font-weight: 500; }
.zoj-zone-note { font-size: 0.76rem; color: var(--ink-50); }
.zoj-zone-bpm { font-family: 'IBM Plex Mono', monospace; font-size: 0.9rem; white-space: nowrap; }
.zoj-zone-bpm small { color: var(--ink-50); font-size: 0.68rem; }

.zoj-sleep-results { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 0.5rem; }
.zoj-sleep-card {
  background: var(--paper); border-radius: 12px; padding: 1.1rem 0.9rem; text-align: center;
  display: flex; flex-direction: column; gap: 0.3rem; border: 1px solid var(--ink-10);
}
.zoj-sleep-time { font-family: 'IBM Plex Mono', monospace; font-size: 1.4rem; font-weight: 500; }
.zoj-sleep-sub { font-size: 0.75rem; color: var(--ink-50); }
.zoj-sleep-tag { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--dusk); }

.zoj-mood-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.25rem; }
.zoj-mood-btn {
  display: flex; align-items: center; gap: 0.4rem; font: inherit; font-size: 0.82rem;
  background: var(--paper); border: 1px solid var(--ink-10); border-radius: 999px;
  padding: 0.45rem 0.8rem; cursor: pointer; color: var(--ink);
}
.zoj-mood-btn:hover { border-color: var(--ink); }
.zoj-mood-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--night); display: inline-block; }
.zoj-mood-log { display: grid; gap: 0.4rem; max-height: 160px; overflow-y: auto; }
.zoj-mood-entry { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 0.6rem; font-size: 0.8rem; }
.zoj-mood-entry-bar { height: 5px; background: var(--night); border-radius: 3px; opacity: 0.5; }
.zoj-mood-entry-time { font-family: 'IBM Plex Mono', monospace; color: var(--ink-50); }
.zoj-caption { font-size: 0.8rem; color: var(--ink-50); }

.zoj-breathe { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; }
.zoj-orb {
  width: 130px; height: 130px; border-radius: 50%; background: var(--night);
  display: flex; align-items: center; justify-content: center; color: var(--paper);
  font-family: 'IBM Plex Mono', monospace; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em;
  transition: transform 4s ease, background 0.4s ease; transform: scale(0.8);
}
.zoj-orb-inhale { transform: scale(1.15); transition: transform 4s ease; background: var(--dusk); }
.zoj-orb-hold { transform: scale(1.15); transition: transform 7s linear; background: var(--night); }
.zoj-orb-exhale { transform: scale(0.8); transition: transform 8s ease; background: var(--dawn); }
.zoj-btn {
  font: inherit; font-size: 0.85rem; padding: 0.6rem 1.2rem; border-radius: 999px;
  border: 1px solid var(--ink); background: var(--ink); color: var(--paper); cursor: pointer;
}
.zoj-btn:hover { opacity: 0.85; }

.zoj-moon-icon { position: relative; border-radius: 50%; overflow: hidden; flex-shrink: 0; display: inline-block; }
.zoj-moon-icon-lit { position: absolute; top: 0; border-radius: 50%; }
.zoj-moon-row { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.1rem; }
.zoj-moon-info { display: flex; flex-direction: column; gap: 0.15rem; }
.zoj-moon-name { font-family: 'Fraunces', serif; font-size: 1.15rem; }
.zoj-moon-strip { display: flex; gap: 0.5rem; padding-top: 0.9rem; border-top: 1px solid var(--ink-10); }

.zoj-bio-legend { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1rem 0 0.75rem; }
.zoj-bio-legend-item { display: flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; }
.zoj-bio-legend-val { font-family: 'IBM Plex Mono', monospace; color: var(--ink-50); }
.zoj-bio-svg { width: 100%; height: auto; margin-top: 0.5rem; }

.zoj-habit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
.zoj-habit-card {
  display: flex; align-items: center; gap: 0.75rem; text-align: left;
  background: var(--paper-alt); border: 1px solid var(--ink-10); border-radius: 14px;
  padding: 1rem; cursor: pointer; font: inherit; color: var(--ink); width: 100%;
}
.zoj-habit-card.on { background: var(--night); color: var(--paper); border-color: var(--night); }
.zoj-habit-icon { flex-shrink: 0; display: flex; }
.zoj-habit-icon svg { width: 22px; height: 22px; }
.zoj-habit-label { flex: 1; font-size: 0.88rem; }
.zoj-habit-check { width: 18px; display: flex; }

.zoj-footer {
  max-width: 780px; margin: 5rem auto 0; padding: 2rem 1.75rem 0; border-top: 1px solid var(--ink-10);
  font-size: 0.78rem; color: var(--ink-50);
}

@media (max-width: 640px) {
  .zoj-panel-grid, .zoj-panel-grid-2 { grid-template-columns: 1fr; }
  .zoj-panel-split { grid-template-columns: 1fr; }
  .zoj-sleep-results { grid-template-columns: 1fr; }
  .zoj-habit-grid { grid-template-columns: 1fr; }
  .zoj-nav { flex-direction: column; gap: 0.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  .zoj-orb, .zoj-dial-arc { transition: none !important; }
}