/* ============================================================
   Focus Timer — distraction-free study timer + world clock + stats
   Cream-glass theme, restrained-but-smooth motion.
   Relies on: variables.css, base.css, animations.css, home.css (navbar/footer)
   ============================================================ */

/* ---- Page shell ------------------------------------------------ */
.focus-page {
  min-height: 100vh;
  min-height: 100dvh;
  background:
    radial-gradient(1200px 600px at 82% -12%, rgba(94, 92, 230, 0.07), transparent 60%),
    radial-gradient(900px 520px at -12% 8%, rgba(0, 113, 227, 0.07), transparent 55%),
    var(--color-bg-primary);
}

.focus-main {
  position: relative;
  z-index: var(--z-base);
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: calc(var(--navbar-height) + var(--spacing-2xl)) var(--spacing-lg) var(--spacing-4xl);
}

/* ---- Ambient floating orbs ------------------------------------- */
.focus-bg { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.focus-orb {
  position: absolute;
  border-radius: var(--radius-full);
  filter: blur(95px);
  opacity: 0.42;
  animation: orbFloat 18s ease-in-out infinite;
  will-change: transform;
}
.focus-orb--1 { width: 480px; height: 480px; background: radial-gradient(circle, rgba(0, 113, 227, 0.45), transparent 70%); top: -170px; right: -130px; animation-duration: 20s; }
.focus-orb--2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(175, 82, 222, 0.36), transparent 70%); bottom: -150px; left: -110px; animation-delay: -7s; animation-duration: 24s; }
.focus-orb--3 { width: 320px; height: 320px; background: radial-gradient(circle, rgba(52, 199, 89, 0.24), transparent 70%); top: 44%; left: 56%; animation-delay: -12s; animation-duration: 28s; }

/* ============================================================
   Hero
   ============================================================ */
.focus-hero { margin-bottom: var(--spacing-2xl); text-align: center; }
.focus-hero__eyebrow {
  display: inline-flex; align-items: center; gap: var(--spacing-xs);
  font-size: var(--font-size-sm); font-weight: var(--font-weight-medium);
  color: var(--color-accent-primary); letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase; margin-bottom: var(--spacing-sm);
}
.focus-hero__eyebrow svg { width: 16px; height: 16px; }
.focus-hero__title {
  font-size: var(--font-size-5xl); font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight); line-height: var(--line-height-tight);
  color: var(--color-text-primary); margin-bottom: var(--spacing-sm);
}
.focus-hero__subtitle {
  font-size: var(--font-size-lg); color: var(--color-text-secondary);
  max-width: 560px; margin: 0 auto; line-height: var(--line-height-normal);
}

/* ============================================================
   Timer stage
   ============================================================ */
.focus-stage {
  position: relative;
  max-width: 720px;
  margin: 0 auto var(--spacing-4xl);
  padding: var(--spacing-xl);
  border-radius: var(--radius-2xl);
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-xl), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ---- World clock bar ------------------------------------------ */
.worldclock {
  display: flex; align-items: center; justify-content: space-between; gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.06), rgba(94, 92, 230, 0.06));
  border: 1px solid var(--glass-border);
}
.worldclock__left { min-width: 0; }
.worldclock__label {
  display: block; font-size: var(--font-size-xs); font-weight: var(--font-weight-medium);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary); margin-bottom: 2px;
}
.worldclock__time {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-3xl); font-weight: var(--font-weight-semibold);
  line-height: 1.05; color: var(--color-text-primary);
  font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}
.worldclock__date { font-size: var(--font-size-sm); color: var(--color-text-secondary); margin-top: 2px; }
.worldclock__zone {
  display: inline-flex; align-items: center; gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  background: var(--color-surface); border: 1px solid var(--glass-border);
  color: var(--color-text-secondary); flex-shrink: 0;
}
.worldclock__zone svg { width: 16px; height: 16px; opacity: 0.7; }
.worldclock__select {
  appearance: none; -webkit-appearance: none;
  border: none; background: transparent; outline: none;
  font-family: inherit; font-size: var(--font-size-sm); font-weight: var(--font-weight-medium);
  color: var(--color-text-primary); cursor: pointer;
  max-width: 44vw;
}
.worldclock__select:focus-visible { outline: 2px solid var(--color-accent-primary); outline-offset: 3px; border-radius: 4px; }

/* ============================================================
   Setup
   ============================================================ */
.focus-setup { animation: fsFade 420ms var(--transition-smooth) both; }
.focus-setup__title {
  font-size: var(--font-size-xl); font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary); text-align: center; margin-bottom: var(--spacing-lg);
}

.setup-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}
.stepper {
  display: flex; flex-direction: column; align-items: center; gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  background: var(--color-surface); border: 1px solid var(--glass-border);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.stepper:hover { border-color: var(--glass-border-hover); box-shadow: var(--shadow-sm); }
.stepper__label {
  font-size: var(--font-size-xs); font-weight: var(--font-weight-medium);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary); text-align: center; min-height: 2.2em;
  display: flex; align-items: center;
}
.stepper__control { display: flex; align-items: center; gap: var(--spacing-sm); }
.stepper__btn {
  width: 34px; height: 34px; border-radius: var(--radius-full);
  border: 1px solid var(--glass-border); background: var(--color-bg-primary);
  color: var(--color-text-primary); font-size: var(--font-size-xl); line-height: 1;
  display: grid; place-items: center; cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.stepper__btn:hover { background: var(--color-accent-primary); color: #fff; border-color: var(--color-accent-primary); transform: scale(1.08); }
.stepper__btn:active { transform: scale(0.94); }
.stepper__value {
  min-width: 74px; text-align: center; display: flex; align-items: baseline; justify-content: center; gap: 3px;
}
.stepper__value span {
  font-size: var(--font-size-3xl); font-weight: var(--font-weight-bold);
  color: var(--color-text-primary); font-variant-numeric: tabular-nums;
  transition: transform var(--transition-fast);
}
.stepper__value.bump span { animation: numBump 260ms var(--transition-bounce); }
.stepper__value em { font-style: normal; font-size: var(--font-size-sm); color: var(--color-text-tertiary); }

/* Presets */
.setup-presets { margin-bottom: var(--spacing-lg); }
.setup-presets__label {
  display: block; font-size: var(--font-size-xs); font-weight: var(--font-weight-medium);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary); margin-bottom: var(--spacing-sm); text-align: center;
}
.setup-presets__chips { display: flex; flex-wrap: wrap; gap: var(--spacing-sm); justify-content: center; }
.preset-chip {
  display: inline-flex; flex-direction: column; align-items: flex-start; gap: 2px;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  background: var(--color-surface); border: 1px solid var(--glass-border);
  cursor: pointer; text-align: left;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.preset-chip:hover { transform: translateY(-2px); border-color: var(--color-accent-primary); box-shadow: var(--shadow-md); }
.preset-chip.is-active { background: var(--color-gradient); border-color: transparent; box-shadow: var(--shadow-glow); }
.preset-chip.is-active .preset-chip__name,
.preset-chip.is-active .preset-chip__meta { color: #fff; }
.preset-chip__name { font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); color: var(--color-text-primary); }
.preset-chip__meta { font-size: var(--font-size-xs); color: var(--color-text-tertiary); font-family: var(--font-family-mono); }

/* Summary */
.setup-summary {
  text-align: center; font-size: var(--font-size-sm); color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg); min-height: 1.4em;
}
.setup-summary strong { color: var(--color-accent-primary); font-weight: var(--font-weight-semibold); }

.setup-actions { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }

/* ============================================================
   Buttons (shared)
   ============================================================ */
.focus-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--spacing-xs);
  padding: 0.7rem 1.4rem; border-radius: var(--radius-full);
  font-family: inherit; font-size: var(--font-size-base); font-weight: var(--font-weight-semibold);
  border: 1px solid transparent; cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.focus-btn svg { width: 18px; height: 18px; }
.focus-btn:active { transform: scale(0.96); }
.focus-btn--primary { background: var(--color-gradient); color: #fff; box-shadow: var(--shadow-md); }
.focus-btn--primary:hover { box-shadow: var(--shadow-lg), var(--shadow-glow); transform: translateY(-2px); }
.focus-btn--ghost { background: transparent; color: var(--color-text-secondary); border-color: var(--glass-border); }
.focus-btn--ghost:hover { background: var(--color-surface); color: var(--color-text-primary); border-color: var(--glass-border-hover); }
.focus-btn--soft { background: var(--color-surface); color: var(--color-text-primary); border-color: var(--glass-border); }
.focus-btn--soft:hover { background: var(--color-surface-glass-hover); border-color: var(--glass-border-hover); transform: translateY(-2px); }
.focus-btn--danger-ghost { background: transparent; color: var(--color-error); border-color: rgba(255, 59, 48, 0.28); }
.focus-btn--danger-ghost:hover { background: rgba(255, 59, 48, 0.08); border-color: var(--color-error); }

/* ============================================================
   Session
   ============================================================ */
/* The `hidden` HTML attribute must win over the explicit display rules below
   (a class selector outranks the UA `[hidden]{display:none}` rule, so without
   this the session view and fullscreen overlay would show even while hidden). */
.focus-setup[hidden],
.focus-session[hidden],
.focus-fs[hidden] { display: none !important; }

.focus-session { display: flex; flex-direction: column; align-items: center; animation: fsFade 420ms var(--transition-smooth) both; }

.session-phase {
  display: inline-flex; align-items: center; gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide); text-transform: uppercase;
  margin-bottom: var(--spacing-lg);
  transition: background var(--transition-base), color var(--transition-base);
}
.session-phase__dot { width: 8px; height: 8px; border-radius: var(--radius-full); background: currentColor; animation: pulseDot 1.8s ease-in-out infinite; }
.session-phase[data-phase="study"] { background: rgba(0, 113, 227, 0.12); color: var(--color-accent-primary); }
.session-phase[data-phase="break"] { background: rgba(52, 199, 89, 0.14); color: #1f9d4d; }
.session-phase[data-phase="done"]  { background: rgba(175, 82, 222, 0.14); color: #9333ea; }
.session-phase.is-paused .session-phase__dot { animation: none; opacity: 0.5; }

/* Ring */
.ring { position: relative; width: min(340px, 78vw); aspect-ratio: 1; margin-bottom: var(--spacing-lg); }
.ring__svg { width: 100%; height: 100%; overflow: visible; }
.ring__track { fill: none; stroke: rgba(0, 0, 0, 0.06); stroke-width: 12; }
.ring__progress {
  fill: none; stroke: url(#ringGrad); stroke-width: 12; stroke-linecap: round;
  transition: stroke-dashoffset 240ms linear, stroke 500ms ease;
  filter: drop-shadow(0 2px 10px rgba(0, 113, 227, 0.28));
}
.ring.is-break .ring__progress { stroke: url(#ringGradBreak); filter: drop-shadow(0 2px 10px rgba(52, 199, 89, 0.28)); }
.ring__center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; gap: 4px;
}
.ring__time {
  font-family: var(--font-family-mono);
  font-size: clamp(3rem, 13vw, 4.6rem); font-weight: var(--font-weight-bold);
  line-height: 1; color: var(--color-text-primary);
  font-variant-numeric: tabular-nums; letter-spacing: -0.01em;
}
.ring.is-paused .ring__time { animation: blinkSoft 1.4s ease-in-out infinite; }
.ring__round { font-size: var(--font-size-sm); color: var(--color-text-tertiary); font-weight: var(--font-weight-medium); }

/* Round dots */
.session-dots { display: flex; gap: var(--spacing-xs); margin-bottom: var(--spacing-xl); flex-wrap: wrap; justify-content: center; }
.session-dot {
  width: 10px; height: 10px; border-radius: var(--radius-full);
  background: var(--color-bg-tertiary); transition: background var(--transition-base), transform var(--transition-base);
}
.session-dot.is-done { background: var(--color-accent-primary); }
.session-dot.is-current { background: var(--color-accent-primary); transform: scale(1.35); box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.15); }

.session-controls { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; justify-content: center; }

/* ============================================================
   Statistics
   ============================================================ */
.section-heading {
  display: flex; align-items: center; gap: var(--spacing-sm);
  font-size: var(--font-size-2xl); font-weight: var(--font-weight-bold);
  color: var(--color-text-primary); margin-bottom: var(--spacing-lg);
}
.section-heading svg { width: 24px; height: 24px; color: var(--color-accent-primary); }

.stat-cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}
.stat-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: var(--glass-blur-sm); backdrop-filter: var(--glass-blur-sm);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.stat-card__label {
  display: block; font-size: var(--font-size-xs); font-weight: var(--font-weight-medium);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary); margin-bottom: var(--spacing-sm);
}
.stat-card__value {
  font-size: var(--font-size-3xl); font-weight: var(--font-weight-bold);
  color: var(--color-text-primary); font-variant-numeric: tabular-nums;
  background: var(--color-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); align-items: start; }
.stats-subhead {
  display: flex; align-items: center; gap: var(--spacing-xs);
  font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary); margin-bottom: var(--spacing-md);
}
.stats-subhead svg { width: 18px; height: 18px; color: var(--color-accent-primary); }

/* Calendar heat */
.focus-cal {
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  background: var(--glass-bg-strong); border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
}
.focus-cal__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--spacing-md); }
.focus-cal__title { font-size: var(--font-size-base); font-weight: var(--font-weight-semibold); color: var(--color-text-primary); }
.focus-cal__nav { display: flex; gap: var(--spacing-xs); }
.focus-cal__nav-btn {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  border: 1px solid var(--glass-border); background: var(--color-surface);
  color: var(--color-text-secondary); display: grid; place-items: center; cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.focus-cal__nav-btn svg { width: 16px; height: 16px; }
.focus-cal__nav-btn:hover { background: var(--color-accent-primary); color: #fff; border-color: var(--color-accent-primary); }
.focus-cal__weekdays, .focus-cal__days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.focus-cal__weekday { text-align: center; font-size: var(--font-size-xs); color: var(--color-text-tertiary); font-weight: var(--font-weight-medium); padding-bottom: var(--spacing-xs); }
.cal-cell {
  position: relative; aspect-ratio: 1; border-radius: var(--radius-sm);
  display: grid; place-items: center; font-size: var(--font-size-xs);
  color: var(--color-text-secondary); background: var(--color-bg-secondary);
  transition: transform var(--transition-fast);
}
.cal-cell--empty { background: transparent; }
.cal-cell[title] { cursor: default; }
.cal-cell.heat-1 { background: rgba(0, 113, 227, 0.18); color: var(--color-text-primary); }
.cal-cell.heat-2 { background: rgba(0, 113, 227, 0.36); color: var(--color-text-primary); }
.cal-cell.heat-3 { background: rgba(0, 113, 227, 0.58); color: #fff; }
.cal-cell.heat-4 { background: rgba(0, 90, 200, 0.82); color: #fff; }
.cal-cell.is-today { outline: 2px solid var(--color-accent-primary); outline-offset: 1px; font-weight: var(--font-weight-bold); }
.cal-cell:not(.cal-cell--empty):hover { transform: scale(1.12); z-index: 1; }
.focus-cal__legend { display: flex; align-items: center; justify-content: flex-end; gap: 6px; margin-top: var(--spacing-md); font-size: var(--font-size-xs); color: var(--color-text-tertiary); }
.focus-cal__legend-swatch { width: 12px; height: 12px; border-radius: 3px; }

/* History */
.focus-hist {
  padding: var(--spacing-sm);
  border-radius: var(--radius-lg);
  background: var(--glass-bg-strong); border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
  max-height: 420px; overflow-y: auto;
}
.hist-item {
  position: relative;
  display: flex; align-items: center; gap: var(--spacing-md);
  padding: var(--spacing-md); border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}
.hist-item + .hist-item { border-top: 1px solid var(--glass-border); }
.hist-item:hover { background: var(--color-surface); }
.hist-item__badge {
  width: 42px; height: 42px; border-radius: var(--radius-md); flex-shrink: 0;
  display: grid; place-items: center; color: #fff; background: var(--color-gradient);
}
.hist-item__badge svg { width: 20px; height: 20px; }
.hist-item__body { min-width: 0; flex: 1; }
.hist-item__dur { font-size: var(--font-size-base); font-weight: var(--font-weight-semibold); color: var(--color-text-primary); }
.hist-item__when { font-size: var(--font-size-sm); color: var(--color-text-tertiary); }
.hist-empty { padding: var(--spacing-2xl) var(--spacing-lg); text-align: center; color: var(--color-text-tertiary); font-size: var(--font-size-sm); }

/* History delete (per-item) */
.hist-item__del {
  width: 32px; height: 32px; border-radius: var(--radius-full); flex-shrink: 0;
  border: 1px solid transparent; background: transparent; color: var(--color-text-tertiary);
  display: grid; place-items: center; cursor: pointer; opacity: 0;
  transition: opacity var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}
.hist-item__del svg { width: 16px; height: 16px; }
.hist-item:hover .hist-item__del, .hist-item:focus-within .hist-item__del { opacity: 1; }
.hist-item__del:hover { background: rgba(255, 59, 48, 0.1); color: var(--color-error); }
@media (hover: none) { .hist-item__del { opacity: 1; } }
.hist-item__confirm {
  position: absolute; inset: 0; z-index: 2;
  display: none; align-items: center; justify-content: flex-end; gap: var(--spacing-sm);
  padding: 0 var(--spacing-md);
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: var(--glass-blur-sm); backdrop-filter: var(--glass-blur-sm);
  border-radius: var(--radius-md);
  animation: fsFade 200ms ease both;
}
.hist-item.is-confirming .hist-item__confirm { display: flex; }
.hist-item__confirm-text { font-size: var(--font-size-sm); color: var(--color-text-secondary); margin-right: auto; }
.hist-confirm-yes, .hist-confirm-no {
  padding: 5px 12px; border-radius: var(--radius-full); cursor: pointer;
  font-family: inherit; font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.hist-confirm-yes:active, .hist-confirm-no:active { transform: scale(0.95); }
.hist-confirm-yes { background: var(--color-error); color: #fff; border-color: transparent; }
.hist-confirm-no { background: var(--color-surface); color: var(--color-text-secondary); }

/* Setup hint + tutorial link */
.setup-hintbar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--spacing-md);
  flex-wrap: wrap;
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(255, 149, 0, 0.08), rgba(0, 113, 227, 0.06));
  border: 1px solid var(--glass-border);
}
.setup-hint {
  display: flex; align-items: center; gap: var(--spacing-xs);
  font-size: var(--font-size-sm); color: var(--color-text-secondary);
  line-height: 1.4; min-width: 0;
}
.setup-hint svg { width: 16px; height: 16px; color: var(--color-warning); flex-shrink: 0; }
.setup-guide-btn {
  display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
  padding: 6px 12px; border-radius: var(--radius-full);
  background: var(--color-surface); border: 1px solid var(--glass-border);
  color: var(--color-accent-primary); text-decoration: none;
  font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.setup-guide-btn svg { width: 15px; height: 15px; }
.setup-guide-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); border-color: var(--color-accent-primary); }

/* ============================================================
   Fullscreen immersive overlay
   ============================================================ */
.focus-fs {
  position: fixed; inset: 0; z-index: var(--z-modal);
  background:
    radial-gradient(1000px 700px at 50% 20%, rgba(30, 40, 90, 0.55), transparent 70%),
    #0a0d18;
  color: #fff;
  display: grid; place-items: center;
  animation: fsOverlayIn 460ms var(--transition-smooth) both;
}
.focus-fs.is-break {
  background:
    radial-gradient(1000px 700px at 50% 20%, rgba(20, 70, 45, 0.5), transparent 70%),
    #08120c;
}
.fs-inner { display: flex; flex-direction: column; align-items: center; gap: clamp(1rem, 3vh, 2.4rem); padding: var(--spacing-xl); text-align: center; }

.fs-clock { display: flex; flex-direction: column; align-items: center; gap: 4px; opacity: 0.82; }
.fs-clock__time {
  font-family: var(--font-family-mono);
  font-size: clamp(1.4rem, 4vw, 2.4rem); font-weight: var(--font-weight-medium);
  font-variant-numeric: tabular-nums; letter-spacing: 0.04em;
}
.fs-clock__zone {
  appearance: none; -webkit-appearance: none;
  border: none; background: transparent; outline: none;
  color: rgba(255, 255, 255, 0.6); cursor: pointer;
  font-family: inherit; font-size: var(--font-size-sm);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  text-align: center; text-align-last: center;
  padding: 4px 8px; border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.fs-clock__zone:hover, .fs-clock__zone:focus-visible { color: #fff; background: rgba(255, 255, 255, 0.08); }
.fs-clock__zone option { color: #1a1a1a; }

.fs-phase {
  font-size: var(--font-size-base); font-weight: var(--font-weight-semibold);
  text-transform: uppercase; letter-spacing: 0.3em; opacity: 0.7;
}
.fs-time {
  font-family: var(--font-family-mono);
  font-size: clamp(5rem, 26vw, 20rem); font-weight: var(--font-weight-bold);
  line-height: 0.9; font-variant-numeric: tabular-nums; letter-spacing: -0.02em;
  text-shadow: 0 8px 60px rgba(120, 150, 255, 0.35);
}
.focus-fs.is-paused .fs-time { animation: blinkSoft 1.4s ease-in-out infinite; }

.fs-dots { display: flex; gap: var(--spacing-sm); }
.fs-dots .session-dot { background: rgba(255, 255, 255, 0.22); }
.fs-dots .session-dot.is-done { background: rgba(255, 255, 255, 0.85); }
.fs-dots .session-dot.is-current { background: #fff; box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.18); }

.fs-controls { display: flex; gap: var(--spacing-md); align-items: center; }
.fs-btn {
  width: 58px; height: 58px; border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.18); background: rgba(255, 255, 255, 0.08);
  color: #fff; display: grid; place-items: center; cursor: pointer;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.fs-btn svg { width: 24px; height: 24px; }
.fs-btn:hover { background: rgba(255, 255, 255, 0.18); border-color: rgba(255, 255, 255, 0.4); transform: scale(1.08); }
.fs-btn:active { transform: scale(0.94); }
.fs-exit {
  margin-top: var(--spacing-sm); background: none; border: none; cursor: pointer;
  color: rgba(255, 255, 255, 0.55); font-family: inherit; font-size: var(--font-size-sm);
  text-transform: uppercase; letter-spacing: var(--letter-spacing-wide);
  padding: var(--spacing-xs) var(--spacing-md); border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.fs-exit:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }

body.fs-open { overflow: hidden; }

/* ============================================================
   Keyframes
   ============================================================ */
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -40px) scale(1.06); }
  66% { transform: translate(-24px, 24px) scale(0.96); }
}
@keyframes fsFade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fsOverlayIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes numBump { 0% { transform: scale(1); } 45% { transform: scale(1.28); } 100% { transform: scale(1); } }
@keyframes pulseDot { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.5); opacity: 0.55; } }
@keyframes blinkSoft { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 767px) {
  .focus-hero__title { font-size: var(--font-size-4xl); }
  .focus-stage { padding: var(--spacing-lg) var(--spacing-md); }
  .worldclock { flex-direction: column; align-items: flex-start; }
  .worldclock__zone { align-self: stretch; justify-content: center; }
  .worldclock__select { max-width: none; }
  .setup-grid { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr; }
  .setup-actions { flex-direction: column; }
  .setup-actions .focus-btn { width: 100%; }
  .session-controls { width: 100%; }
  .session-controls .focus-btn { flex: 1 1 40%; }
}

@media (max-width: 380px) {
  .stat-cards { grid-template-columns: 1fr; }
}

/* Larger screens: give the ring more presence */
@media (min-width: 768px) {
  .ring { width: 360px; }
}

@media (prefers-reduced-motion: reduce) {
  .focus-orb { animation: none; }
  .session-phase__dot { animation: none; }
  .ring__progress { transition: none; }
  .focus-setup, .focus-session, .focus-fs { animation: none; }
  .ring.is-paused .ring__time, .focus-fs.is-paused .fs-time { animation: none; }
}