:root {
  --bg: #050507;
  --bg-2: #111217;
  --panel: rgba(24, 25, 31, 0.78);
  --panel-strong: rgba(31, 33, 40, 0.94);
  --line: rgba(255, 255, 255, 0.11);
  --ink: #f2f7ff;
  --muted: #9aa8bd;
  --blue: #64d2ff;
  --green: #30d158;
  --purple: #bf9bff;
  --pink: #ff7abf;
  --amber: #ffd60a;
  --red: #ff5a6a;
  --shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
  --radius: 22px;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% -14rem, rgba(100, 210, 255, 0.16), transparent 30rem),
    linear-gradient(180deg, #050507 0%, #111217 54%, #050507 100%);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
label {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

a.secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 15px;
  color: var(--blue);
  background: rgba(100, 210, 255, 0.11);
  font-weight: 850;
  text-decoration: none;
}

.app-shell {
  width: min(100%, 760px);
  min-height: 100vh;
  margin: 0 auto;
  padding-bottom: calc(98px + env(safe-area-inset-bottom));
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(14px + env(safe-area-inset-top)) 16px 12px;
  background: rgba(5, 5, 7, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(22px);
}

.topbar h1 {
  margin: 2px 0 0;
  font-size: 1.35rem;
  line-height: 1.05;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0;
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar-actions,
.actions,
.segmented,
.quick-grid {
  display: flex;
  gap: 8px;
}

.icon-button,
.primary,
.secondary,
.danger,
.ghost {
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 15px;
  font-weight: 850;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.icon-button {
  display: grid;
  place-items: center;
  width: 46px;
  color: var(--blue);
}

.primary {
  padding: 0 14px;
  border-color: rgba(55, 217, 255, 0.48);
  background: linear-gradient(135deg, rgba(100, 210, 255, 0.95), rgba(48, 209, 88, 0.92));
  color: #041019;
}

.secondary {
  padding: 0 14px;
  color: var(--blue);
  background: rgba(55, 217, 255, 0.11);
}

.danger {
  padding: 0 14px;
  border-color: rgba(255, 90, 106, 0.45);
  color: #fff;
  background: rgba(255, 90, 106, 0.18);
}

.ghost {
  padding: 0 12px;
}

.content {
  padding: 14px 12px 26px;
}

.screen {
  display: grid;
  gap: 12px;
  animation: rise 180ms ease-out;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  padding: 2px 2px 0;
}

.section-title h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0;
}

.section-title p {
  margin: 4px 0 0;
  color: var(--muted);
}

.card,
.hero-card,
.module-card,
.chart-card,
.exercise-card,
.food-row,
.set-row,
.day-item {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(34, 36, 43, 0.84), rgba(18, 19, 24, 0.76));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.card,
.hero-card,
.module-card,
.chart-card,
.exercise-card {
  border-radius: var(--radius);
}

.card-pad,
.module-card,
.chart-card,
.exercise-card,
.hero-card {
  padding: 14px;
}

.hero-card {
  display: grid;
  gap: 14px;
  overflow: hidden;
}

.hero-top,
.row-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.hero-top h2,
.row-head h3,
.row-head h4,
.module-card h3,
.chart-card h3 {
  margin: 0;
  line-height: 1.15;
}

.task-complete {
  opacity: 0.78;
  border-color: rgba(48, 209, 88, 0.34);
}

.task-complete h3 {
  color: var(--green);
}

.hero-top h2 {
  font-size: 1.45rem;
}

.subtle {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.stack {
  display: grid;
  gap: 10px;
}

.grid-2,
.grid-3 {
  display: grid;
  gap: 10px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-tile,
.mini-stat {
  min-height: 82px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.055);
}

.metric-tile span,
.mini-stat span {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-tile strong,
.mini-stat strong {
  display: block;
  margin-top: 5px;
  font-size: 1.22rem;
}

.ring-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.ring {
  --value: 0%;
  display: grid;
  place-items: center;
  min-height: 116px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.045);
}

.ring-core {
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, #111827 58%, transparent 60%),
    conic-gradient(var(--ring-color, var(--blue)) var(--value), rgba(255, 255, 255, 0.1) 0);
}

.ring-core strong {
  font-size: 1.05rem;
}

.ring label {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 850;
  text-align: center;
  text-transform: uppercase;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.quick-grid button {
  min-height: 58px;
}

.progress-bar {
  height: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.progress-bar span {
  display: block;
  width: var(--pct, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--green));
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
  font-size: 0.76rem;
  font-weight: 850;
}

.badge.easy { color: var(--green); }
.badge.intervals { color: var(--amber); }
.badge.tempo { color: var(--pink); }
.badge.hills { color: #d6bbff; }
.badge.long,
.badge.race { color: var(--blue); }
.badge.completed { color: var(--green); border-color: rgba(86, 243, 154, 0.42); }
.badge.skipped { color: var(--red); border-color: rgba(255, 90, 106, 0.42); }
.badge.moved { color: var(--purple); border-color: rgba(167, 120, 255, 0.42); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.field {
  display: grid;
  gap: 5px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label,
.set-row label {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea,
.set-row input,
.set-row select,
.exercise-name-input,
.date-input {
  width: 100%;
  min-height: 44px;
  padding: 9px 10px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: 15px;
  outline: none;
}

.field textarea {
  min-height: 76px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.set-row input:focus,
.set-row select:focus,
.exercise-name-input:focus,
.date-input:focus {
  border-color: rgba(55, 217, 255, 0.72);
  box-shadow: 0 0 0 3px rgba(55, 217, 255, 0.12);
}

.tabs {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  width: min(100%, 760px);
  margin: 0 auto;
  padding: 7px 8px calc(7px + env(safe-area-inset-bottom));
  background: rgba(7, 10, 18, 0.88);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(22px);
}

.tab {
  min-height: 52px;
  padding: 6px 2px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 13px;
  font-size: 0.68rem;
  font-weight: 850;
}

.tab.active {
  color: #041019;
  background: linear-gradient(135deg, var(--blue), var(--green));
}

.day-list,
.set-list,
.food-list {
  display: grid;
  gap: 8px;
}

.day-item,
.food-row,
.set-row {
  border-radius: 18px;
}

.day-item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) auto;
  gap: 9px;
  align-items: center;
  min-height: 60px;
  padding: 9px;
}

.day-date {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 850;
}

.exercise-card {
  display: grid;
  gap: 10px;
}

.exercise-name-input {
  min-height: 42px;
  font-weight: 850;
}

.set-row {
  display: grid;
  gap: 10px;
  align-items: stretch;
  padding: 9px;
}

.previous {
  color: var(--muted);
  font-size: 0.82rem;
}

.mobile-set {
  border-radius: 20px;
}

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

.set-complete {
  border-color: rgba(48, 209, 88, 0.42);
  background: linear-gradient(145deg, rgba(48, 209, 88, 0.16), rgba(18, 19, 24, 0.78));
}

.video-card {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.video-thumb {
  display: grid;
  place-items: center;
  min-height: 86px;
  border-radius: 16px;
  color: #041019;
  background: linear-gradient(135deg, var(--blue), var(--green));
  font-weight: 900;
}

.timer-card {
  position: sticky;
  top: calc(72px + env(safe-area-inset-top));
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(86, 243, 154, 0.34);
  border-radius: 16px;
  background: rgba(4, 18, 25, 0.9);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.42);
}

.timer-number {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #041019;
  background: var(--green);
  font-size: 1.35rem;
  font-weight: 900;
}

.food-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 10px;
}

.compact-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.update-card {
  margin-bottom: 12px;
  border-color: rgba(100, 210, 255, 0.38);
}

.nutrition-ring {
  display: grid;
  gap: 6px;
  text-align: center;
}

.nutrition-ring .ring {
  min-height: 112px;
}

.segmented.wrap {
  flex-wrap: wrap;
}

.segmented.wrap button {
  min-height: 40px;
}

.meal-group {
  display: grid;
  gap: 8px;
  padding-top: 6px;
}

.meal-group h4 {
  margin: 0;
}

.insight-row,
.estimate-card {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.insight-row {
  display: grid;
  gap: 8px;
}

.file-action {
  width: auto;
  padding: 0 14px;
}

.error-text {
  color: var(--red);
}

.muted-row {
  opacity: 0.58;
}

.empty.small {
  padding: 10px;
  border-radius: 14px;
  font-size: 0.84rem;
}

.scanner-overlay {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0, 0, 0, 0.82);
}

.scanner-box {
  display: grid;
  gap: 12px;
  width: min(100%, 420px);
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-strong);
}

.scanner-box video {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 18px;
  background: #000;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.preset-grid button {
  min-height: 48px;
}

.chart-card {
  display: grid;
  gap: 8px;
}

canvas {
  width: 100%;
  height: 220px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.035);
}

.empty {
  padding: 18px;
  color: var(--muted);
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 620px) {
  .content {
    padding-right: 18px;
    padding-left: 18px;
  }

  .quick-grid,
  .grid-2 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .preset-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 390px) {
  .ring-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .day-item {
    grid-template-columns: 56px minmax(0, 1fr);
  }

  .day-item > button,
  .day-item > .badge,
  .day-item > .actions {
    grid-column: 1 / -1;
  }

  .set-row,
  .mobile-set {
    grid-template-columns: 1fr;
  }

  .set-head {
    display: grid;
  }
}