:root {
  --bg: #0b1020;
  --bg-2: #12192c;
  --card: #171f35;
  --card-2: #1d2742;
  --line: rgba(244, 239, 230, 0.08);
  --sun: #ffb020;
  --sun-2: #ff6b35;
  --mint: #3ee0b0;
  --rest: #7aa2ff;
  --text: #f4efe6;
  --muted: #9aa3b8;
  --danger: #ff6b81;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --tabbar-h: calc(68px + var(--safe-bottom));
  --font: "Segoe UI", "Trebuchet MS", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(255, 107, 53, 0.18), transparent 55%),
    radial-gradient(900px 420px at 0% 100%, rgba(255, 176, 32, 0.08), transparent 50%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
}

body {
  min-height: 100dvh;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

#app {
  max-width: 1120px;
  margin: 0 auto;
  padding: calc(18px + var(--safe-top)) 18px var(--tabbar-h);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand__icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
}

.brand__kicker {
  margin: 0;
  color: var(--sun);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand__title {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.topbar__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.icon-btn,
.ghost-btn,
.text-btn {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  color: var(--muted);
}

.icon-btn:hover,
.ghost-btn:hover,
.text-btn:hover,
.btn:hover {
  border-color: rgba(255, 176, 32, 0.45);
  color: var(--text);
}

.main {
  min-height: 50vh;
}

.hero {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  margin-bottom: 22px;
}

.hero-card {
  background: linear-gradient(135deg, rgba(255, 176, 32, 0.16), rgba(255, 107, 53, 0.08) 40%, var(--card));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  margin: 0 0 6px;
  font-size: 1.6rem;
}

.hero-card p {
  margin: 0 0 16px;
  color: var(--muted);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  margin: 8px 0 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 1.05rem;
}

.section-head span {
  color: var(--muted);
  font-size: 0.9rem;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.card__top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: start;
}

.card h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
}

.meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.card__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn,
.ctrl-btn {
  border: 0;
  background: var(--card-2);
  color: var(--text);
  border-radius: 999px;
  padding: 11px 16px;
  cursor: pointer;
  min-height: 44px;
}

.btn--primary,
.ctrl-btn--main {
  background: linear-gradient(135deg, var(--sun), var(--sun-2));
  color: #1a1208;
  font-weight: 700;
}

.btn--danger {
  background: rgba(255, 107, 129, 0.14);
  color: var(--danger);
}

.chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 0.82rem;
}

.editor {
  display: grid;
  gap: 16px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  display: grid;
  gap: 12px;
}

label.field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.88rem;
}

input[type="text"],
input[type="number"],
textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  outline: none;
}

input:focus,
textarea:focus {
  border-color: rgba(255, 176, 32, 0.7);
}

textarea {
  min-height: 72px;
  resize: vertical;
}

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

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

.stepper input {
  text-align: center;
}

.stepper button,
.chips button {
  min-width: 44px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  border-radius: 12px;
  cursor: pointer;
  min-height: 44px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ex {
  border: 1px solid var(--line);
  background: var(--bg-2);
  border-radius: 18px;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.mode-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mode-toggle button {
  border: 1px solid var(--line);
  background: var(--bg-2);
  border-radius: 12px;
  min-height: 44px;
  cursor: pointer;
}

.mode-toggle button.is-on {
  background: linear-gradient(135deg, var(--sun), var(--sun-2));
  color: #1a1208;
  font-weight: 700;
  border-color: transparent;
}

.ex.is-reps {
  border-color: rgba(62, 224, 176, 0.28);
}

.ex__head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}

.ex__move {
  display: grid;
  grid-template-columns: 48px 1fr 1fr;
  gap: 8px;
  align-items: center;
}

.ex__move .icon-btn {
  width: 100%;
}

.ex__move .icon-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.drag-handle {
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: var(--bg-2);
  border-radius: 12px;
  min-height: 44px;
  cursor: grab;
  letter-spacing: -0.2em;
  color: var(--muted);
  user-select: none;
  -webkit-user-drag: element;
}

.drag-handle:active {
  cursor: grabbing;
}

.ex.is-dragging {
  opacity: 0.4;
}

.ex.is-drop-before {
  box-shadow: 0 -4px 0 var(--sun);
}

.ex.is-drop-after {
  box-shadow: 0 4px 0 var(--sun);
}

.thumb {
  width: 100%;
  min-height: 140px;
  border-radius: 16px;
  border: 1px dashed rgba(244, 239, 230, 0.18);
  background: rgba(255, 255, 255, 0.03);
  display: grid;
  place-items: center;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.thumb img,
.thumb video {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
  background: #000;
}

.thumb span {
  color: var(--muted);
  padding: 20px;
  text-align: center;
}

.thumb .remove-img {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 1;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 40px 16px;
}

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: rgba(11, 16, 32, 0.92);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 8px 10px var(--safe-bottom);
  z-index: 20;
}

.tabbar__item {
  display: grid;
  justify-items: center;
  gap: 2px;
  color: var(--muted);
  font-size: 0.78rem;
  padding: 6px 0 4px;
}

.tabbar__item.is-active {
  color: var(--sun);
}

.tabbar__icon {
  font-size: 1.15rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + 12px);
  transform: translateX(-50%);
  background: #222b45;
  border: 1px solid var(--line);
  color: var(--text);
  padding: 12px 16px;
  border-radius: 14px;
  z-index: 40;
  box-shadow: var(--shadow);
}

.gate {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(255, 176, 32, 0.18), transparent 60%),
    #070b16;
}

.gate[hidden] {
  display: none !important;
}

.gate__card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  display: grid;
  gap: 14px;
  box-shadow: var(--shadow);
}

.gate__icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  justify-self: center;
}

.gate__card h2 {
  margin: 0;
  text-align: center;
}

.share-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.share-row input {
  width: 20px;
  height: 20px;
}

.player {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: #070b16;
  display: flex;
  flex-direction: column;
  padding: calc(14px + var(--safe-top)) 18px calc(18px + var(--safe-bottom));
}

.player__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(255, 176, 32, 0.18), transparent 60%);
  pointer-events: none;
}

.player.is-rest .player__bg {
  background: radial-gradient(800px 400px at 50% 0%, rgba(122, 162, 255, 0.22), transparent 60%);
}

.player.is-prepare .player__bg {
  background: radial-gradient(800px 400px at 50% 0%, rgba(62, 224, 176, 0.16), transparent 60%);
}

.player__top,
.player__controls,
.player__extra {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.player__meta {
  display: flex;
  gap: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.player__stage {
  position: relative;
  flex: 1;
  display: grid;
  align-items: center;
  gap: 16px;
  margin: 12px 0;
}

.player__visual {
  width: min(100%, 520px);
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
  min-height: 160px;
  background: var(--card);
  display: grid;
  place-items: center;
}

.player__visual img,
.player__visual video {
  width: 100%;
  height: 28vh;
  min-height: 160px;
  object-fit: contain;
  display: block;
  background: #05070f;
}

.player__fallback {
  font-size: 3rem;
  font-weight: 700;
  color: var(--sun);
}

.player__clock {
  position: relative;
  width: min(280px, 70vw);
  margin: 0 auto;
}

.ring {
  width: 100%;
  transform: rotate(-90deg);
}

.ring__track,
.ring__value {
  fill: none;
  stroke-width: 5;
}

.ring__track {
  stroke: rgba(255, 255, 255, 0.08);
}

.ring__value {
  stroke: var(--sun);
  stroke-linecap: round;
  stroke-dasharray: 276.46;
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 0.2s linear;
}

.player.is-rest .ring__value {
  stroke: var(--rest);
}

.player.is-prepare .ring__value {
  stroke: var(--mint);
}

.player.is-reps .ring__value {
  stroke: var(--mint);
}

.player.is-reps .player__clock {
  cursor: pointer;
}

.player__readout {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
}

.player__phase {
  margin: 0;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.player__time {
  margin: 0;
  font-size: clamp(2.8rem, 10vw, 4.4rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1;
}

.player.is-warn .player__time {
  color: var(--sun-2);
}

.player__name,
.player__next {
  position: relative;
  text-align: center;
  margin: 0;
}

.player__name {
  font-size: 1.5rem;
}

.player__next {
  color: var(--muted);
  min-height: 1.4em;
  margin: 8px 0 16px;
}

.player__controls {
  justify-content: center;
}

.ctrl-btn {
  min-width: 88px;
}

.ctrl-btn--main {
  min-width: 132px;
  min-height: 56px;
  font-size: 1.05rem;
}

.player__extra {
  justify-content: center;
  margin-top: 10px;
}

.player__done {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 22, 0.92);
  display: grid;
  place-content: center;
  text-align: center;
  gap: 8px;
  padding: 24px;
}

.player__done h2 {
  margin: 0;
  font-size: 2rem;
}

.player__done-kicker {
  color: var(--mint);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0;
}

.player__done-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 12px;
}

body.player-on {
  overflow: hidden;
}

body.player-on .tabbar,
body.player-on #app {
  visibility: hidden;
}

.timer-presets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.timer-presets button {
  min-height: 64px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--card);
  cursor: pointer;
}

.timer-presets button:hover {
  border-color: var(--sun);
}

@media (min-width: 760px) {
  .hero,
  .grid,
  .row {
    grid-template-columns: 1fr 1fr;
  }

  .player__stage {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .player__visual img,
  .player__visual video {
    height: 46vh;
  }

  .tabbar {
    max-width: 420px;
    left: 50%;
    transform: translateX(-50%);
    border: 1px solid var(--line);
    border-bottom: 0;
    border-radius: 22px 22px 0 0;
  }
}

@media (min-width: 1024px) {
  #app {
    padding-top: calc(28px + var(--safe-top));
  }

  .grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .hero {
    grid-template-columns: 1.4fr 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}