@property --accent {
  syntax: "<color>";
  inherits: true;
  initial-value: #ee6a4b;
}

:root {
  color-scheme: light;
  --font-display: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  --font-sans: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  --font-num: "Inter", "Zen Kaku Gothic New", "Hiragino Sans", system-ui, sans-serif;

  --paper: #ece6da;
  --panel: #f4f0e7;
  --ink: #17181c;
  --ink-soft: #5d5a53;
  --ink-faint: #6b665c;
  --hairline: rgb(23 24 28 / 12%);

  --stage: #14161b;
  --stage-text: #f3eee3;
  --stage-muted: rgb(243 238 227 / 62%);
  --stage-line: rgb(243 238 227 / 16%);

  --focus: #ee6a4b;
  --break: #e9b14b;
  --learn: #5bb8b1;
  --complete: #a9c4a3;

  --page-pad: clamp(14px, 2.4vw, 36px);
  --radius-lg: 28px;

  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* {
  box-sizing: border-box;
}

body {
  position: relative;
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  padding: var(--page-pad);
  background: var(--paper);
  transition: --accent 0.9s ease;
}

body[data-phase="focus"] {
  --accent: var(--focus);
}

body[data-phase="break"] {
  --accent: var(--break);
}

body[data-phase="learn"] {
  --accent: var(--learn);
}

body[data-phase="complete"] {
  --accent: var(--complete);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 38rem at 100% 0%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%),
    radial-gradient(48rem 34rem at 0% 100%, rgb(255 255 255 / 55%), transparent 70%);
  pointer-events: none;
}

button,
select,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.timer-card :focus-visible {
  outline-color: var(--stage-text);
}

.app-shell {
  width: min(100%, 1180px);
  min-height: calc(100vh - 2 * var(--page-pad));
  min-height: calc(100dvh - 2 * var(--page-pad));
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(320px, 34%, 400px);
  grid-template-rows: auto minmax(0, 1fr) auto;
  column-gap: clamp(18px, 2.6vw, 32px);
  margin: 0 auto;
}

.icon {
  width: 18px;
  height: 18px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Header */

.topbar {
  grid-column: 1 / -1;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  flex: none;
}

.brand-bracket {
  fill: none;
  stroke: var(--ink);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-dot {
  fill: var(--accent);
}

.brand-name {
  font: 600 16px/1 var(--font-num);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.brand-name span {
  margin-left: 4px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.28em;
}

.brand-sub {
  padding-left: 14px;
  border-left: 1px solid var(--hairline);
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sound-setting {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 6px;
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.sound-setting select,
.duration-picker select {
  appearance: none;
  padding: 9px 34px 9px 16px;
  border-radius: 999px;
  background-position: right 14px center;
  background-repeat: no-repeat;
  background-size: 11px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.sound-setting select {
  border: 1px solid var(--hairline);
  background-color: transparent;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%2317181c' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m2.5 4.5 3.5 3.5 3.5-3.5'/%3E%3C/svg%3E");
  color: var(--ink);
}

.sound-setting select:hover {
  border-color: rgb(23 24 28 / 28%);
  background-color: rgb(255 255 255 / 50%);
}

.icon-button {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.icon-button:hover:not(:disabled) {
  border-color: rgb(23 24 28 / 28%);
  background: rgb(255 255 255 / 50%);
}

.icon-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.icon-button .icon {
  width: 18px;
  height: 18px;
}

.icon-sound-off,
.icon-collapse,
[aria-pressed="true"] > .icon-sound-on,
[aria-pressed="true"] > .icon-expand {
  display: none;
}

[aria-pressed="true"] > .icon-sound-off,
[aria-pressed="true"] > .icon-collapse {
  display: block;
}

/* Typography helpers */

h1,
h2,
p {
  margin-top: 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  color: var(--ink-faint);
  font: 500 10px/1 var(--font-num);
  letter-spacing: 0.26em;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
}

h1,
h2 {
  margin-bottom: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* Stage (timer) */

.timer-card {
  position: relative;
  isolation: isolate;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(24px, 3vw, 40px) clamp(22px, 3.4vw, 48px) clamp(20px, 2.4vw, 30px);
  border-radius: var(--radius-lg);
  background: var(--stage);
  color: var(--stage-text);
  box-shadow:
    0 40px 80px -40px rgb(23 24 28 / 55%),
    0 2px 0 rgb(255 255 255 / 6%) inset;
  --primary-bg: var(--stage-text);
  --primary-fg: var(--stage);
  --primary-hover: #fff;
  --secondary-fg: var(--stage-text);
  --secondary-line: var(--stage-line);
  --secondary-hover: rgb(243 238 227 / 8%);
}

.timer-card::before,
.timer-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.timer-card::before {
  background:
    radial-gradient(70% 58% at 50% 42%, color-mix(in srgb, var(--accent) 24%, transparent), transparent 72%),
    linear-gradient(180deg, rgb(255 255 255 / 3%), transparent 30%);
}

.timer-card::after {
  opacity: 0.55;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .35 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.timer-card .eyebrow {
  color: var(--stage-muted);
}

.card-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.card-heading h1 {
  font-size: clamp(22px, 2.2vw, 28px);
}

.duration-picker {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--stage-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.duration-picker select {
  min-width: 96px;
  border: 1px solid var(--stage-line);
  background-color: rgb(243 238 227 / 6%);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23f3eee3' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m2.5 4.5 3.5 3.5 3.5-3.5'/%3E%3C/svg%3E");
  color: var(--stage-text);
  font-variant-numeric: tabular-nums;
}

.duration-picker select:hover {
  border-color: rgb(243 238 227 / 34%);
  background-color: rgb(243 238 227 / 11%);
}

select option {
  background: #fff;
  color: var(--ink);
}

.timer-display {
  min-height: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 2vh, 22px);
  padding: clamp(10px, 2vh, 24px) 0 clamp(14px, 2.4vh, 28px);
}

.dial-area {
  width: 100%;
  min-height: 250px;
  max-height: 440px;
  flex: 1 1 0;
  display: grid;
  place-items: center;
  container-type: size;
}

.dial {
  position: relative;
  width: min(100cqw, 100cqh);
  aspect-ratio: 1;
  container-type: inline-size;
}

.dial-ring {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.dial-ticks {
  fill: none;
  stroke: rgb(243 238 227 / 26%);
  stroke-width: 3;
  stroke-dasharray: 0.1 0.9;
}

.dial-track {
  fill: none;
  stroke: rgb(243 238 227 / 13%);
  stroke-width: 0.8;
  transition: stroke 0.6s ease;
}

.dial-hand {
  transform: rotate(-90deg);
  transform-origin: 100px 100px;
  transition: transform 0.25s linear, opacity 0.4s ease;
}

.dial-arc {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-dasharray: 100 100;
  transition: stroke-dasharray 0.25s linear;
  filter: drop-shadow(0 0 3px color-mix(in srgb, var(--accent) 70%, transparent));
}

.dial-handle {
  position: absolute;
  inset: 0;
  transform: rotate(-90deg);
  transition: transform 0.25s linear, opacity 0.4s ease;
  pointer-events: none;
}

.dial-handle-knob {
  position: absolute;
  top: 50%;
  right: 2.5%;
  width: clamp(14px, 4.4cqw, 26px);
  aspect-ratio: 1;
  border: 2px solid var(--stage);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 80%, transparent);
  transform: translate(50%, -50%);
  cursor: grab;
  pointer-events: auto;
  touch-action: none;
}

.dial-handle-knob::before {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 50%;
}

body[data-phase="complete"] .dial-hand,
body[data-phase="complete"] .dial-handle {
  opacity: 0;
}

body[data-phase="complete"] .dial-handle-knob {
  pointer-events: none;
}

body[data-phase="complete"] .dial-track {
  stroke: color-mix(in srgb, var(--accent) 60%, transparent);
}

.dial-content {
  position: absolute;
  inset: 12%;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.phase-marker {
  width: clamp(18px, 6cqw, 36px);
  height: 2px;
  margin-bottom: clamp(8px, 3.2cqw, 18px);
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 80%, transparent);
}

.phase-name {
  margin: 0;
  padding-left: 0.14em;
  font: 700 clamp(15px, 5.4cqw, 42px) / 1.3 var(--font-display);
  letter-spacing: 0.14em;
}

.countdown {
  margin: 0.04em 0;
  color: var(--stage-text);
  font: 200 clamp(52px, 22cqw, 190px) / 1.1 var(--font-num);
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.phase-caption {
  max-width: 92%;
  margin: 0;
  color: var(--stage-muted);
  font-size: clamp(11px, 3.2cqw, 22px);
  letter-spacing: 0.08em;
  line-height: 1.6;
}

/* Progress */

.progress-section {
  padding-bottom: clamp(16px, 2.4vh, 26px);
}

.progress-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
  color: var(--stage-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}

#progress-label {
  color: var(--stage-text);
  font: 500 12px var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.progress-divider {
  color: var(--stage-muted);
}

.progress-track {
  position: relative;
  height: 3px;
  border-radius: 3px;
  background: rgb(243 238 227 / 14%);
}

.progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  display: block;
  border-radius: inherit;
  background: var(--accent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 60%, transparent);
  transition: width 0.4s ease;
}

.progress-tick {
  position: absolute;
  top: -4px;
  bottom: -4px;
  width: 1px;
  background: rgb(243 238 227 / 34%);
}

.progress-handle {
  position: absolute;
  top: 50%;
  left: 0;
  width: 18px;
  height: 18px;
  border: 2px solid var(--stage);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 70%, transparent);
  transform: translate(-50%, -50%);
  cursor: grab;
  touch-action: none;
}

.progress-handle::before {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 50%;
}

body.is-seeking {
  cursor: grabbing;
  user-select: none;
  -webkit-user-select: none;
}

body.is-seeking .dial-handle-knob,
body.is-seeking .progress-handle {
  cursor: grabbing;
}

body.is-seeking .dial-hand,
body.is-seeking .dial-handle,
body.is-seeking .dial-arc,
body.is-seeking .progress-fill {
  transition: none;
}

/* Buttons */

.controls {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 12px;
}

.button {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  transition: transform 0.15s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.button:active {
  transform: translateY(1px);
}

.button-primary {
  background: var(--primary-bg);
  color: var(--primary-fg);
}

.button-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  box-shadow: 0 10px 30px -10px color-mix(in srgb, var(--accent) 80%, transparent);
}

.button-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.button-secondary {
  border-color: var(--secondary-line);
  background: transparent;
  color: var(--secondary-fg);
}

.button-secondary:hover {
  background: var(--secondary-hover);
}

.button-icon {
  width: 16px;
  height: 16px;
  display: grid;
  place-items: center;
}

.button-icon svg {
  width: 100%;
  height: 100%;
}

.status-message {
  min-height: 18px;
  margin: 14px 0 0;
  color: var(--stage-muted);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-align: center;
}

/* Schedule (timeline) */

.schedule {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 2.6vw, 34px) clamp(18px, 2vw, 26px) clamp(18px, 2vw, 24px);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.schedule-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 18px;
  padding: 0 6px;
}

.schedule-heading h2 {
  font-size: 22px;
}

.schedule-total {
  color: var(--ink-soft);
  font: 500 12px var(--font-num);
  letter-spacing: 0.06em;
}

.phase-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 18px;
}

.phase-nav-button {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.phase-nav-button .icon {
  width: 14px;
  height: 14px;
}

.phase-nav-button:hover:not(:disabled) {
  border-color: rgb(23 24 28 / 28%);
  background: #fff;
}

.phase-nav-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.phase-position {
  color: var(--ink-faint);
  font: 500 12px var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.12em;
}

.schedule-list {
  --list-gap: 4px;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-auto-rows: 1fr;
  gap: var(--list-gap);
  max-height: 520px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.schedule-item {
  --node: var(--ink-faint);
  position: relative;
  min-width: 0;
}

.schedule-item[data-phase-color="focus"] {
  --node: var(--focus);
}

.schedule-item[data-phase-color="break"] {
  --node: var(--break);
}

.schedule-item[data-phase-color="learn"] {
  --node: var(--learn);
}

.schedule-item:not(:last-child)::before {
  content: "";
  position: absolute;
  top: calc(50% + 15px);
  left: 29px;
  width: 1px;
  height: calc(100% + var(--list-gap) - 30px);
  background: var(--hairline);
}

.schedule-item.is-complete:not(:last-child)::before {
  background: rgb(23 24 28 / 32%);
}

.schedule-item-button {
  width: 100%;
  height: 100%;
  min-height: 62px;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 18px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  text-align: left;
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.schedule-item-button:hover {
  background: rgb(255 255 255 / 55%);
}

.schedule-item.is-active .schedule-item-button {
  border-color: var(--hairline);
  background: #fffdf8;
  box-shadow: 0 14px 30px -18px rgb(23 24 28 / 40%);
  color: var(--ink);
}

.schedule-number {
  position: relative;
  z-index: 1;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--node);
  border-radius: 50%;
  background: var(--panel);
  color: var(--ink-soft);
  font: 500 11px/1 var(--font-num);
  letter-spacing: 0.02em;
  transition: background-color 0.25s ease, box-shadow 0.25s ease;
}

.schedule-item.is-active .schedule-number {
  background: var(--node);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--node) 22%, transparent);
  color: var(--ink);
}

.schedule-item.is-complete .schedule-number {
  background: var(--node);
  color: transparent;
}

.schedule-item.is-complete .schedule-number::after {
  content: "";
  position: absolute;
  width: 5px;
  height: 10px;
  border: solid var(--ink);
  border-width: 0 1.8px 1.8px 0;
  transform: translateY(-1px) rotate(45deg);
}

.schedule-name {
  overflow: hidden;
  font: 500 16px var(--font-display);
  letter-spacing: 0.08em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.schedule-item.is-active .schedule-name {
  font-weight: 700;
}

.schedule-duration {
  font: 500 13px var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.footer {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 6px 6px;
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.footer span:last-child {
  font: 500 10px var(--font-num);
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

/* Dialog */

.duration-dialog {
  width: min(100% - 32px, 400px);
  padding: 32px 30px 28px;
  border: 0;
  border-radius: 24px;
  background: var(--panel);
  color: var(--ink);
  box-shadow: 0 30px 90px rgb(23 24 28 / 35%);
  --primary-bg: var(--ink);
  --primary-fg: #f3eee3;
  --primary-hover: #2b2d33;
  --secondary-fg: var(--ink);
  --secondary-line: var(--hairline);
  --secondary-hover: rgb(255 255 255 / 70%);
}

.duration-dialog::backdrop {
  background: rgb(20 22 27 / 52%);
  backdrop-filter: blur(6px);
}

.duration-dialog h2 {
  margin: 0 0 22px;
  font-size: 22px;
}

.duration-dialog label {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.duration-dialog input {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--hairline);
  border-radius: 14px;
  background: #fffdf8;
  color: var(--ink);
  font: 400 20px var(--font-num);
  font-variant-numeric: tabular-nums;
}

.input-hint {
  margin: 10px 0 24px;
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.dialog-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* Responsive */

@media (min-width: 901px) and (max-height: 820px) {
  body {
    padding-block: 14px;
  }

  .app-shell {
    min-height: calc(100vh - 28px);
    min-height: calc(100dvh - 28px);
  }

  .topbar {
    min-height: 58px;
  }

  .timer-card {
    padding-top: 24px;
  }

  .footer {
    padding-top: 16px;
  }
}

@media (max-width: 700px), (max-width: 900px) and (orientation: portrait) {
  .app-shell {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto;
    row-gap: 16px;
  }

  .topbar {
    min-height: 60px;
    padding-bottom: 0;
  }

  .brand-sub {
    display: none;
  }

  .timer-display {
    flex: none;
  }

  .dial-area {
    height: min(86vw, 420px);
    min-height: 0;
    flex: none;
  }

  .schedule-list {
    max-height: none;
  }

  .footer {
    padding-top: 12px;
  }
}

@media (max-width: 600px) {
  .topbar {
    gap: 10px;
  }

  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 28px;
    height: 28px;
  }

  .topbar-actions {
    gap: 6px;
  }

  .icon-button {
    width: 36px;
    height: 36px;
  }

  .sound-setting span {
    display: none;
  }

  .sound-setting {
    margin-right: 0;
  }

  .sound-setting select {
    padding: 8px 30px 8px 14px;
  }

  .card-heading {
    align-items: flex-start;
  }

  .duration-picker {
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
  }

  .duration-picker select {
    min-width: 88px;
  }

  .controls {
    grid-template-columns: 1.3fr 1fr;
    gap: 10px;
  }

  .schedule-item-button {
    gap: 14px;
    padding: 8px 10px;
  }

  .schedule-item:not(:last-child)::before {
    left: 25px;
  }

  .footer {
    font-size: 11px;
  }
}

@media (max-width: 380px) {
  .brand-name {
    font-size: 15px;
  }

  .brand-name span {
    display: none;
  }

  .sound-setting select {
    padding: 8px 26px 8px 12px;
    background-position: right 10px center;
    font-size: 12px;
  }
}

/* Fullscreen: the two-column layout fits into the viewport; stacked or very short layouts scroll instead */

@media (min-width: 901px) and (min-height: 520px), (min-width: 701px) and (orientation: landscape) and (min-height: 520px) {
  :root:fullscreen {
    height: 100%;
    overflow: hidden;
  }

  :root:fullscreen body {
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    overflow: hidden;
    padding: clamp(10px, 1.6vw, 24px);
  }

  :root:fullscreen .app-shell {
    height: 100%;
    min-height: 0;
    grid-template-rows: auto minmax(0, 1fr) auto;
    row-gap: 0;
  }

  :root:fullscreen .topbar {
    min-height: clamp(44px, 7vh, 64px);
    padding-bottom: clamp(4px, 1vh, 8px);
  }

  :root:fullscreen .timer-card,
  :root:fullscreen .schedule {
    min-height: 0;
  }

  :root:fullscreen .timer-card {
    padding: clamp(14px, 2.4vh, 32px) clamp(16px, 2.4vw, 40px) clamp(12px, 1.8vh, 24px);
  }

  :root:fullscreen .timer-display {
    flex: 1;
    padding: clamp(4px, 1vh, 14px) 0;
  }

  :root:fullscreen .dial-area {
    height: auto;
    min-height: 0;
    max-height: none;
    flex: 1 1 0;
  }

  :root:fullscreen .progress-section {
    padding-bottom: clamp(8px, 1.4vh, 18px);
  }

  :root:fullscreen .button {
    min-height: clamp(40px, 6vh, 54px);
  }

  :root:fullscreen .status-message {
    min-height: 14px;
    margin-top: clamp(6px, 1vh, 12px);
  }

  :root:fullscreen .schedule {
    padding: clamp(14px, 2.2vh, 30px) clamp(14px, 1.6vw, 24px);
  }

  :root:fullscreen .schedule-heading,
  :root:fullscreen .phase-navigation {
    margin-bottom: clamp(8px, 1.4vh, 16px);
  }

  :root:fullscreen .schedule-list {
    grid-template-rows: repeat(5, minmax(0, 1fr));
    grid-auto-rows: auto;
    max-height: none;
    min-height: 0;
  }

  :root:fullscreen .schedule-item-button {
    min-height: 0;
    padding-block: 4px;
  }

  :root:fullscreen .footer {
    padding: clamp(6px, 1vh, 14px) 6px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}