:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --card: rgba(255, 255, 255, 0.86);
  --card-strong: #ffffff;
  --nested: rgba(0, 0, 0, 0.045);
  --text: #111114;
  --muted: #707077;
  --line: rgba(0, 0, 0, 0.1);
  --accent: #0a84ff;
  --accent-soft: rgba(10, 132, 255, 0.13);
  --danger: #d70015;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.08);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #050506;
    --card: rgba(28, 28, 30, 0.86);
    --card-strong: #1c1c1e;
    --nested: rgba(255, 255, 255, 0.075);
    --text: #f5f5f7;
    --muted: #a1a1a8;
    --line: rgba(255, 255, 255, 0.13);
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

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

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--nested);
  color: var(--text);
  padding: 10px 14px;
  cursor: pointer;
}

button:hover {
  border-color: rgba(10, 132, 255, 0.35);
}

button.primary,
.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

button.danger {
  color: var(--danger);
}

button.ghost {
  width: 100%;
  background: transparent;
}

.link-button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--accent);
  width: fit-content;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-strong);
  color: var(--text);
  padding: 11px 12px;
  outline: 0;
}

input[type="checkbox"] {
  width: auto;
  min-width: 18px;
  height: 18px;
  padding: 0;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  letter-spacing: 0;
}

.hidden {
  display: none !important;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(460px, 100%);
  display: grid;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

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

.brand-lockup.compact {
  align-items: flex-start;
}

.app-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent);
  color: white;
  font-weight: 800;
}

.eyebrow {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.82rem;
}

.message {
  min-height: 1.25rem;
  color: var(--danger);
}

.message.info {
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 13px;
}

.auth-actions,
.row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

form.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

label.row {
  display: flex;
  justify-content: flex-start;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px 1fr;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(20px);
}

@media (prefers-color-scheme: dark) {
  .sidebar {
    background: rgba(18, 18, 20, 0.65);
  }
}

.nav {
  display: grid;
  gap: 6px;
}

.nav button {
  justify-content: flex-start;
  border-radius: 12px;
  border-color: transparent;
  background: transparent;
  text-align: left;
}

.nav button.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.content {
  min-width: 0;
  padding: 28px;
}

.topbar {
  width: min(1040px, 100%);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin: 0 auto 22px;
}

.topbar-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
}

.mobile-signout {
  display: none;
  width: auto;
}

.view {
  width: min(1040px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.grid {
  display: grid;
  gap: 14px;
}

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

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

.card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
}

.card h2,
.section-title {
  margin-bottom: 12px;
  font-size: 1.05rem;
}

.metric {
  display: grid;
  gap: 4px;
}

.metric strong {
  font-size: 1.55rem;
}

.list {
  display: grid;
}

.item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.item:first-child {
  border-top: 0;
  padding-top: 0;
}

.item-main {
  min-width: 0;
  flex: 1;
}

.item-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.item-main strong,
.truncate {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--nested);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.timer {
  display: grid;
  place-items: center;
  gap: 8px;
  padding: 24px;
}

.timer-time {
  color: var(--accent);
  font-size: clamp(3.2rem, 10vw, 6.2rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

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

.empty {
  padding: 14px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 14px;
  background: var(--nested);
}

@media (max-width: 820px) {
  :root {
    --radius: 20px;
  }

  body {
    min-height: 100svh;
  }

  button {
    min-height: 44px;
    padding: 11px 14px;
  }

  input,
  select,
  textarea {
    min-height: 46px;
    border-radius: 14px;
    padding: 12px 13px;
    font-size: 16px;
  }

  input[type="checkbox"] {
    min-height: 18px;
    padding: 0;
  }

  .auth-screen {
    min-height: 100svh;
    padding: max(18px, env(safe-area-inset-top)) 18px max(18px, env(safe-area-inset-bottom));
  }

  .auth-card {
    padding: 22px;
    border-radius: 28px;
  }

  .auth-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .app-shell {
    min-height: 100svh;
    display: block;
    padding-bottom: calc(88px + env(safe-area-inset-bottom));
  }

  .sidebar {
    position: fixed;
    top: auto;
    right: 12px;
    bottom: max(10px, env(safe-area-inset-bottom));
    left: 12px;
    z-index: 20;
    display: block;
    height: auto;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.16);
    backdrop-filter: blur(24px);
  }

  @media (prefers-color-scheme: dark) {
    .sidebar {
      background: rgba(28, 28, 30, 0.82);
    }
  }

  .sidebar .brand-lockup,
  .sidebar > .ghost {
    display: none;
  }

  .nav {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 0;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav button {
    flex: 0 0 auto;
    min-width: 82px;
    border-radius: 23px;
    padding: 10px 12px;
    text-align: center;
    white-space: nowrap;
    font-size: 0.82rem;
  }

  .nav button.active {
    background: var(--accent);
    color: #fff;
  }

  .content {
    padding: max(16px, env(safe-area-inset-top)) 16px 0;
  }

  .topbar {
    width: 100%;
    align-items: center;
    margin: 0 0 18px;
  }

  .topbar h1 {
    font-size: clamp(2.25rem, 11vw, 3.4rem);
    line-height: 1;
  }

  .topbar-meta p {
    display: none;
  }

  .mobile-signout {
    display: inline-flex;
    min-height: 36px;
    padding: 8px 12px;
    font-size: 0.82rem;
  }

  .view {
    width: 100%;
    gap: 14px;
  }

  .grid.two,
  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .card {
    padding: 16px;
    border-radius: 22px;
    box-shadow: none;
  }

  .card h2,
  .section-title {
    font-size: 1rem;
  }

  .metric {
    padding: 14px 12px;
  }

  .metric strong {
    font-size: clamp(1.05rem, 5vw, 1.35rem);
    line-height: 1.12;
  }

  .metric .muted {
    font-size: 0.72rem;
  }

  .row > button {
    flex: 1 1 auto;
  }

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

  .item {
    align-items: flex-start;
    gap: 10px;
    flex-wrap: wrap;
  }

  .item-main {
    flex: 1 1 100%;
  }

  .item-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .item > button,
  .item-actions button {
    flex: 1 1 auto;
  }

  .timer {
    padding: 20px 16px;
  }

  .timer-time {
    font-size: clamp(3.6rem, 18vw, 5.2rem);
    line-height: 1;
  }

  .timer .row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }

  .timer .row button {
    width: 100%;
  }

  .timer .row .danger {
    grid-column: 1 / -1;
  }

  textarea {
    min-height: 132px;
  }
}

@media (max-width: 390px) {
  .content {
    padding-right: 14px;
    padding-left: 14px;
  }

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

  .nav button {
    min-width: 78px;
  }
}