:root {
  --bg: #14110e;
  --bg-2: #1c1713;
  --card: #241d17;
  --card-2: #2c241c;
  --line: rgba(251, 243, 232, 0.08);
  --cream: #fbf3e8;
  --cream-dim: #c9b8a4;
  --muted: #9a8774;
  --lime: #c8f542;
  --lime-2: #daf98a;
  --coral: #ff6a3d;
  --gold: #ffc857;
  --danger: #ff7a7a;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --font-ui: "Outfit", ui-rounded, system-ui, sans-serif;
  --font-brand: "Syne", var(--font-ui);
  --font-num: "Fraunces", Georgia, serif;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
}

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

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100dvh;
}

button,
input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: 0;
  background: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  background: #16120f;
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  font-size: 16px;
  outline: none;
}

input:focus {
  border-color: rgba(200, 245, 66, 0.55);
  box-shadow: 0 0 0 4px rgba(200, 245, 66, 0.12);
}

img {
  display: block;
  max-width: 100%;
}

[hidden] {
  display: none !important;
}

#app {
  position: relative;
  min-height: 100dvh;
  max-width: 480px;
  margin: 0 auto;
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(255, 106, 61, 0.22), transparent 55%),
    radial-gradient(700px 400px at 100% 10%, rgba(200, 245, 66, 0.08), transparent 40%),
    var(--bg);
  overflow-x: hidden;
}

.noise {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.05;
  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='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  z-index: 0;
}

.screen {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  padding: calc(1.1rem + var(--safe-t)) 1.1rem calc(1.2rem + var(--safe-b));
}

.boot {
  display: grid;
  place-content: center;
  place-items: center;
  gap: 0.6rem;
  text-align: center;
}

.boot-icon,
.mascot {
  border-radius: 28%;
  box-shadow: var(--shadow);
}

.mascot-lg {
  margin: 0 auto 0.4rem;
}

.brand {
  font-family: var(--font-brand);
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 2rem;
  margin: 0;
}

.brand span {
  color: var(--lime);
}

.brand.mini {
  font-size: 1.15rem;
}

.tagline,
.lede,
.muted,
.fineprint,
.quip {
  color: var(--cream-dim);
}

.tagline {
  text-align: center;
  margin: 0.35rem 0 0;
}

.auth-hero {
  text-align: center;
  margin-bottom: 1.4rem;
}

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
  padding: 0.3rem;
  background: rgba(0, 0, 0, 0.28);
  border-radius: 999px;
  margin-bottom: 1rem;
}

.tabs:has([data-range]) {
  grid-template-columns: 1fr 1fr 1fr;
}

.tab {
  border-radius: 999px;
  padding: 0.65rem 0.4rem;
  color: var(--cream-dim);
  font-weight: 600;
}

.tab.is-on {
  background: var(--lime);
  color: #172006;
}

.card,
.hero-card,
.stat {
  background: linear-gradient(180deg, var(--card) 0%, #1d1814 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.form,
.stack {
  display: grid;
  gap: 0.85rem;
}

label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.86rem;
  color: var(--cream-dim);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 52px;
  border-radius: 16px;
  font-weight: 700;
  padding: 0.8rem 1rem;
  transition: transform 0.12s ease, filter 0.12s ease;
}

.btn:active {
  transform: translateY(1px) scale(0.985);
}

.btn-primary {
  background: linear-gradient(180deg, #ff8a4a, var(--coral));
  color: #2a0e06;
  box-shadow: 0 10px 24px rgba(255, 106, 61, 0.28);
}

.btn-lime {
  background: var(--lime);
  color: #172006;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream-dim);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  margin-top: 0.4rem;
}

.page-head h2,
.hi {
  font-family: var(--font-brand);
  letter-spacing: -0.04em;
  margin: 0.15rem 0 0.35rem;
}

.page-head h2 {
  font-size: 1.7rem;
}

.hi {
  font-size: 1.55rem;
}

.eyebrow,
.card-kicker,
.stat-k {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
}

.lede {
  margin: 0 0 1rem;
}

.fineprint {
  font-size: 0.8rem;
  margin: 0.15rem 0 0;
}

.main {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100dvh;
  padding-bottom: 0;
}

.topbar {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 0.05rem 0 0.7rem;
}

.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.day-nav {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 0.35rem;
}

.day-arrow {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--card);
  border: 1px solid var(--line);
}

.day-arrow svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.day-arrow:disabled {
  opacity: 0.28;
  pointer-events: none;
}

.day-pick {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 48px;
  padding: 0.4rem 0.5rem;
  border-radius: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  cursor: pointer;
}

#day-title {
  font-family: var(--font-brand);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.03em;
  text-align: center;
  line-height: 1.2;
}

.day-pick input[type="date"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  box-shadow: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: #2a211b;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.55rem;
  font-weight: 700;
  font-size: 0.82rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.chip strong {
  font-variant-numeric: tabular-nums;
}

.habits {
  display: grid;
  gap: 0.55rem;
  margin: 0 0 0.95rem;
}

.habit {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  text-align: left;
  width: 100%;
  min-height: 64px;
  padding: 0.75rem 0.9rem;
  border-radius: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.habit.is-on {
  border-color: rgba(200, 245, 66, 0.45);
  background: linear-gradient(180deg, #2a3218 0%, #241d17 100%);
}

.habit-ico {
  font-size: 1.45rem;
  line-height: 1;
}

.habit-copy {
  display: grid;
  gap: 0.12rem;
}

.habit-copy strong {
  font-size: 0.98rem;
}

.habit-copy em {
  font-style: normal;
  font-size: 0.78rem;
  color: var(--muted);
}

.habit.is-on .habit-copy em {
  color: var(--lime-2);
}

.habit-check {
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: #172006;
  font-weight: 800;
}

.habit.is-on .habit-check {
  background: var(--lime);
  border-color: var(--lime);
}

.combo {
  margin: -0.35rem 0 0.9rem;
  color: var(--lime-2);
  font-weight: 600;
  font-size: 0.88rem;
}

.cal-card .fineprint {
  margin-bottom: 0.75rem;
}

.cal-row {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.7rem;
}

.cal-row p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--cream-dim);
  font-weight: 600;
}

.cal-dots {
  display: grid;
  grid-template-columns: repeat(14, 1fr);
  gap: 0.28rem;
}

.cal-dot {
  aspect-ratio: 1;
  border-radius: 99px;
  background: #16120f;
  border: 1px solid var(--line);
}

.cal-dot.is-on {
  background: var(--lime);
  border-color: var(--lime);
}

.habit-flags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.4rem;
  margin-top: 0.15rem;
}

.habit-flags i {
  font-style: normal;
}

.habit-edit {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  margin: 0.35rem 0 0.2rem;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding: 0.7rem 0.75rem;
  background: #16120f;
  border: 1px solid var(--line);
  border-radius: 14px;
  font-size: 0.88rem;
  color: var(--cream);
}

.check input {
  width: auto;
  accent-color: var(--lime);
}

#views {
  overflow: auto;
  padding-bottom: 0.4rem;
  overscroll-behavior: contain;
}

.view {
  animation: rise 0.28s ease;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero-card {
  text-align: center;
  padding: 1.15rem 1rem 1.2rem;
  margin-bottom: 0.9rem;
}

.weight-num {
  font-family: var(--font-num);
  font-size: clamp(4.2rem, 18vw, 5.5rem);
  font-weight: 700;
  line-height: 0.88;
  letter-spacing: -0.05em;
  margin: 0.25rem 0 0;
}

.unit {
  margin: 0.1rem 0 0.55rem;
  color: var(--cream-dim);
  font-weight: 600;
}

.quip {
  margin: 0 0 0.35rem;
  font-weight: 600;
  color: var(--lime-2);
}

.stepper {
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr 1fr 1fr;
  gap: 0.35rem;
  margin: 0.85rem 0 0.95rem;
  align-items: center;
}

.step {
  min-height: 48px;
  border-radius: 14px;
  background: var(--card-2);
  border: 1px solid var(--line);
  font-weight: 700;
  color: var(--cream);
}

.step:active {
  background: #3a3128;
}

.step-input {
  text-align: center;
  font-family: var(--font-num);
  font-size: 1.25rem;
  font-weight: 700;
  padding: 0.55rem 0.2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.stat-v {
  font-family: var(--font-num);
  font-size: 1.55rem;
  margin: 0.25rem 0 0.15rem;
  letter-spacing: -0.03em;
}

.stat-v.small {
  font-size: 1.15rem;
  margin: 0;
}

.stat-s,
.mini-unit {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.mini-unit {
  font-family: var(--font-ui);
  font-size: 0.85rem;
}

.progress-card .bar,
.bar {
  height: 10px;
  border-radius: 999px;
  background: #16120f;
  overflow: hidden;
  margin: 0.7rem 0 0.45rem;
}

.bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--coral), var(--lime));
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.banner {
  background: rgba(255, 200, 87, 0.12);
  color: var(--gold);
  border-radius: 14px;
  padding: 0.7rem 0.85rem;
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
}

.dock {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.2rem;
  padding: 0.45rem 0.25rem calc(0.55rem + var(--safe-b));
  background: rgba(20, 17, 14, 0.92);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.dock-btn {
  display: grid;
  place-items: center;
  gap: 0.15rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.35rem 0 0.15rem;
}

.dock-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.dock-btn.is-on {
  color: var(--lime);
}

.chart-card {
  margin-bottom: 0.9rem;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  font-size: 0.78rem;
  color: var(--cream-dim);
  margin-bottom: 0.4rem;
}

.swatch {
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 99px;
  margin-right: 0.3rem;
  vertical-align: -1px;
}

.swatch.lime {
  background: var(--lime);
}
.swatch.cream {
  background: var(--cream);
}
.swatch.coral {
  background: var(--coral);
}

.chart-svg {
  width: 100%;
  height: auto;
  display: block;
}

.chart-svg .area {
  fill: url(#areaFill);
}

.chart-svg .line {
  fill: none;
  stroke: var(--lime);
  stroke-width: 2.6;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.chart-svg .ma {
  fill: none;
  stroke: var(--cream);
  stroke-width: 2;
  stroke-dasharray: 5 5;
  opacity: 0.85;
}

.chart-svg .goal-line {
  stroke: var(--coral);
  stroke-dasharray: 4 6;
  stroke-width: 1.5;
  opacity: 0.85;
}

.chart-svg .dot {
  fill: var(--bg);
  stroke: var(--lime);
  stroke-width: 3;
}

.chart-svg .tick {
  fill: var(--muted);
  font-size: 11px;
  font-family: var(--font-ui);
}

.chart-tip {
  margin-top: 0.45rem;
  color: var(--lime-2);
  font-weight: 600;
  font-size: 0.9rem;
  min-height: 1.2em;
}

.empty-chart,
.empty {
  text-align: center;
  color: var(--cream-dim);
  padding: 1.4rem 0.6rem;
}

.empty img {
  margin: 0 auto 0.6rem;
  border-radius: 24%;
}

.hist-month h3 {
  text-transform: capitalize;
  font-size: 0.92rem;
  color: var(--gold);
  margin: 1rem 0 0.45rem;
}

.hist-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.hist-item {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.8rem 0.9rem;
}

.hist-item em {
  display: block;
  font-style: normal;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

.hist-right {
  display: grid;
  justify-items: end;
}

.hist-right b {
  font-family: var(--font-num);
}

.hist-right .down {
  color: var(--lime);
}
.hist-right .up {
  color: var(--coral);
}
.hist-right .flat {
  color: var(--muted);
}

.toast {
  position: absolute;
  left: 50%;
  bottom: calc(5.2rem + var(--safe-b));
  transform: translateX(-50%) translateY(12px);
  z-index: 20;
  max-width: min(92vw, 420px);
  background: #11100e;
  color: var(--cream);
  border: 1px solid rgba(200, 245, 66, 0.35);
  border-radius: 16px;
  padding: 0.8rem 1rem;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: 0.2s ease;
}

.toast.is-on {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.modal {
  position: absolute;
  inset: 0;
  z-index: 30;
  background: rgba(8, 6, 4, 0.62);
  display: grid;
  place-items: end center;
  padding: 0.8rem;
}

.modal-card {
  width: min(100%, 480px);
  background: var(--card);
  border-radius: 24px 24px 18px 18px;
  padding: 1.1rem 1rem calc(1rem + var(--safe-b));
  border: 1px solid var(--line);
}

.modal-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-brand);
}

.row-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

#confetti {
  position: absolute;
  inset: 0;
  z-index: 40;
  pointer-events: none;
}

@media (min-width: 720px) {
  body {
    background:
      radial-gradient(900px 500px at 50% -20%, #5a2a16, #0c0a08 60%);
    display: grid;
    place-items: center;
    padding: 24px;
  }

  #app {
    width: 420px;
    height: min(860px, calc(100dvh - 48px));
    min-height: 0;
    border-radius: 36px;
    border: 8px solid #2a211c;
    box-shadow: 0 50px 80px rgba(0, 0, 0, 0.45);
    overflow: hidden;
  }

  .toast {
    bottom: 5.4rem;
  }

  .modal,
  #confetti {
    border-radius: 28px;
  }

  .screen,
  .main {
    min-height: 100%;
    height: 100%;
  }
}

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