:root {
  --bg: #0f1419;
  --bg-elevated: #1a2332;
  --bg-card: #151c27;
  --border: #2a3544;
  --text: #e8eef4;
  --muted: #8b9aab;
  --accent: #3d9a8b;
  --accent-dim: #2a6b61;
  --warn: #c4a35a;
  --danger: #c45c5c;
  --ok: #5a9e6f;
  --radius: 14px;
  --tap: 48px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --font: "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
}

#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: var(--accent);
}

h1,
h2,
h3 {
  margin: 0 0 0.4rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 1.65rem;
}

h2 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 0.75rem;
}

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

.date-line {
  margin-bottom: 0.35rem;
}

.why-line {
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.4;
  margin: 0.15rem 0 0;
  opacity: 0.92;
}

.screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1.15rem 1rem 5.5rem;
}

.screen-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.back-btn {
  min-height: var(--tap);
  min-width: var(--tap);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-size: 0.95rem;
  padding: 0 0.85rem;
  margin: -0.25rem 0 0.75rem -0.15rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.card.tap {
  width: 100%;
  text-align: left;
  display: block;
}

.card.tap:active {
  border-color: var(--accent-dim);
}

.status-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.stat {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem;
}

.stat-streak {
  margin-bottom: 0.75rem;
}

.stat .label {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}

.stat .value {
  font-size: 1.35rem;
  font-weight: 650;
}

.stat .sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.progress-ring,
.gym-ring {
  position: relative;
  width: 88px;
  height: 88px;
  margin: 0.35rem auto 0;
}

.progress-ring svg,
.gym-ring svg {
  display: block;
  transform: rotate(-90deg);
}

.ring-track,
.ring-fill {
  fill: none;
  stroke-width: 7;
}

.ring-track {
  stroke: var(--border);
}

.ring-fill {
  stroke: var(--warn);
  stroke-linecap: round;
  transition: stroke-dashoffset 0.35s ease;
}

.progress-ring-stretch .ring-fill {
  stroke: var(--accent);
}

.progress-ring-gym .ring-fill {
  stroke: var(--warn);
}

.ring-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.ring-num {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cta-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 0 0 0.75rem;
}

.btn {
  min-height: 58px;
  border-radius: 14px;
  padding: 1rem 1.1rem;
  font-weight: 600;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #04120f;
}

.btn-primary:active {
  background: #348a7c;
}

.btn-secondary {
  background: var(--bg-elevated);
  border-color: var(--border);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
  min-height: 44px;
  font-size: 0.95rem;
}

.btn:disabled {
  opacity: 0.45;
}

.week-strip {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.day-cell {
  text-align: center;
  padding: 0.45rem 0.15rem;
  border-radius: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 0.72rem;
}

.day-cell .dow {
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.day-cell .marks {
  display: flex;
  justify-content: center;
  gap: 0.2rem;
  min-height: 0.7rem;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border);
}

.dot.on-daily {
  background: var(--accent);
}

.dot.on-gym {
  background: var(--warn);
}

.day-cell.today {
  border-color: var(--accent);
}

.nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  max-width: 480px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.25rem;
  padding: 0.5rem 0.5rem calc(0.5rem + var(--safe-bottom));
  background: rgba(15, 20, 25, 0.94);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  z-index: 20;
}

.nav.nav-5 {
  grid-template-columns: repeat(5, 1fr);
}

.nav button {
  min-height: 52px;
  border-radius: 12px;
  font-size: 0.72rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
}

.nav button.active {
  color: var(--text);
  background: var(--bg-elevated);
}

.progress-bar {
  height: 6px;
  background: var(--bg);
  border-radius: 99px;
  overflow: hidden;
  margin: 0.5rem 0 1rem;
}

.progress-bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.2s ease;
}

.session-top {
  margin-bottom: 0.75rem;
}

.session-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.dose-pill {
  display: inline-block;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.88rem;
  font-weight: 600;
  margin: 0.5rem 0 1rem;
}

.ex-diagram {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.5rem 0.65rem;
  margin: 0 0 0.85rem;
  color: var(--text);
  overflow: hidden;
}

.ex-diagram-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 4px);
  background: #0f1419;
}

.ex-diagram-caption {
  margin: 0.55rem 0.15rem 0;
  font-size: 0.92rem;
  line-height: 1.35;
  color: var(--muted);
}

.section-label {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 1rem 0 0.4rem;
}

.steps {
  margin: 0;
  padding-left: 1.2rem;
}

.steps li {
  margin-bottom: 0.45rem;
}

.why-box,
.cue-box,
.warn-box {
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-top: 0.85rem;
  border: 1px solid var(--border);
}

.why-box {
  background: #13201c;
  border-color: var(--accent-dim);
}

.cue-box {
  background: #1f1c14;
  border-color: #5a4a28;
}

.warn-box {
  background: #241818;
  border-color: #5a3030;
}

.why-box strong,
.cue-box strong,
.warn-box strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.session-actions {
  margin: 0.35rem 0 1.15rem;
  padding-top: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.done-btn {
  min-height: 64px;
  border-radius: 16px;
  background: var(--bg-elevated);
  border: 2px solid var(--border);
  font-size: 1.15rem;
  font-weight: 650;
}

.done-btn.done {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: #d8fff6;
}

.row-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.list-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.check {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 2px solid var(--border);
  flex-shrink: 0;
  margin-top: 0.1rem;
  display: grid;
  place-items: center;
}

.check.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #04120f;
  font-weight: 700;
}

.list-item .title {
  font-weight: 600;
}

.banner {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

.banner strong {
  color: var(--accent);
}

.install-steps {
  margin: 0.5rem 0 0;
  padding-left: 1.15rem;
}

.install-steps li {
  margin-bottom: 0.35rem;
}

.ul-plain {
  margin: 0;
  padding-left: 1.15rem;
}

.ul-plain li {
  margin-bottom: 0.45rem;
}

.hidden {
  display: none !important;
}

.complete-toast {
  text-align: center;
  padding: 1.5rem 1rem;
}

.complete-toast .big {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.complete-toast .big-quiet {
  font-size: 1.25rem;
  font-weight: 650;
  margin-bottom: 0.5rem;
  color: var(--muted);
}

.finish-screen {
  justify-content: center;
  text-align: center;
  padding-top: 2rem;
}

.finish-headline {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.finish-streak {
  margin-bottom: 1.25rem;
}

.finish-streak .label,
.finish-ring-wrap .label {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
}

.finish-streak .value {
  font-size: 1.5rem;
  font-weight: 650;
}

.finish-ring-wrap {
  margin-bottom: 1.25rem;
}

.finish-screen .why-line {
  max-width: 22rem;
  margin: 0 auto;
  color: var(--muted);
}

.month-dow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
  margin: 0.65rem 0 0.35rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
}

.month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
}

.month-cell {
  min-height: 2.6rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  padding: 0.25rem 0.1rem;
}

.month-cell.empty {
  border-color: transparent;
  background: transparent;
}

.month-cell.today {
  border-color: var(--accent);
}

.month-day {
  font-size: 0.78rem;
  font-weight: 600;
}

.month-cell .marks {
  display: flex;
  gap: 0.15rem;
  min-height: 0.55rem;
}

.month-cell .dot {
  width: 6px;
  height: 6px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.chip {
  min-height: 36px;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.chip.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: #d8fff6;
}

.customize-card .preview {
  margin: 0.55rem 0 0.75rem;
  font-size: 0.9rem;
}

.customize-card.is-disabled {
  opacity: 0.72;
}

.customize-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.45rem;
}

.btn-sm {
  min-height: 44px;
  font-size: 0.9rem;
  padding: 0.55rem 0.4rem;
}

.btn-danger {
  background: #3a1f1f;
  border: 1px solid var(--danger);
  color: #f0c8c8;
}

.tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--warn);
  border: 1px solid #5a4a28;
  border-radius: 999px;
  padding: 0.1rem 0.4rem;
  vertical-align: middle;
}

.edit-form label {
  display: block;
  margin-bottom: 0.85rem;
  font-weight: 600;
  font-size: 0.92rem;
}

.edit-form input,
.edit-form textarea {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font: inherit;
  padding: 0.75rem 0.85rem;
  resize: vertical;
}

.edit-form input:focus,
.edit-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}