:root {
  color-scheme: light;
  --bg: #f6f8f5;
  --panel: #ffffff;
  --panel-soft: #edf4ef;
  --ink: #14201d;
  --muted: #63716d;
  --line: #dbe4dd;
  --line-strong: #c7d4cc;
  --green: #1d6b5c;
  --green-dark: #163832;
  --mint: #b8e3cf;
  --blue: #3166a8;
  --blue-soft: #dce9fb;
  --coral: #d96d53;
  --coral-soft: #f9ddd6;
  --amber: #bb7a18;
  --amber-soft: #f4e2bf;
  --rose: #bd4b66;
  --shadow: 0 18px 50px rgba(18, 35, 31, 0.08);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(184, 227, 207, 0.24), transparent 40%),
    linear-gradient(240deg, rgba(49, 102, 168, 0.12), transparent 35%),
    var(--bg);
  color: var(--ink);
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

svg {
  display: block;
  width: 1em;
  height: 1em;
  fill: currentColor;
}

.app-frame {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  display: flex;
  height: 100vh;
  flex-direction: column;
  gap: 24px;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  padding: 24px 18px;
  backdrop-filter: blur(16px);
}

.brand {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--green-dark);
  color: var(--mint);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  line-height: 1.1;
}

.brand small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.nav-tabs {
  display: grid;
  gap: 8px;
}

.nav-tab {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  padding: 6px 10px;
  text-align: left;
}

.nav-tab:hover,
.nav-tab.is-active {
  border-color: var(--line);
  background: var(--panel-soft);
  color: var(--green-dark);
}

.tab-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 7px;
  background: rgba(22, 56, 50, 0.08);
  font-size: 18px;
}

.rail-status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 12px;
  color: var(--muted);
  font-size: 13px;
}

.status-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--amber);
}

.status-dot.online {
  background: var(--green);
}

.status-dot.demo {
  background: var(--blue);
}

.status-dot.offline {
  background: var(--coral);
}

.workspace {
  min-width: 0;
  padding: 26px clamp(16px, 4vw, 42px) 44px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0 auto 22px;
  max-width: 1180px;
}

.topbar-title {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 17px;
  line-height: 1.2;
  letter-spacing: 0;
}

.date-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 6px;
  box-shadow: 0 10px 28px rgba(18, 35, 31, 0.05);
}

.date-switcher input {
  min-height: 40px;
  width: 150px;
  border: 0;
  border-radius: 6px;
  background: var(--panel-soft);
  color: var(--ink);
  padding: 0 10px;
}

.icon-button,
.secondary-button,
.primary-button,
.ghost-button,
.danger-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 0 14px;
  font-weight: 800;
  text-decoration: none;
}

.icon-button {
  width: 40px;
  padding: 0;
  border-color: var(--line);
  background: var(--panel);
  color: var(--green-dark);
}

.primary-button {
  background: var(--green-dark);
  color: #ffffff;
}

.secondary-button {
  border-color: var(--line);
  background: var(--panel);
  color: var(--green-dark);
}

.ghost-button {
  background: var(--panel-soft);
  color: var(--green-dark);
}

.danger-button {
  border-color: #f2b9ad;
  background: #fff5f2;
  color: #a23b28;
}

.view {
  display: none;
  margin: 0 auto;
  max-width: 1180px;
}

.view.is-active {
  display: block;
}

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

.auth-mode .rail {
  display: none;
}

.auth-mode .view {
  max-width: 1040px;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(300px, 440px) minmax(280px, 1fr);
  align-items: center;
  gap: 18px;
  min-height: calc(100vh - 88px);
}

.auth-card {
  display: grid;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
  padding: clamp(18px, 4vw, 28px);
}

.auth-brand {
  margin-bottom: 4px;
}

.auth-mode .auth-brand {
  display: grid;
}

.auth-side {
  align-self: stretch;
  display: grid;
  align-content: center;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 5px;
}

.segmented button {
  min-height: 38px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-weight: 900;
}

.segmented button.is-active {
  background: #ffffff;
  color: var(--green-dark);
  box-shadow: 0 6px 16px rgba(18, 35, 31, 0.07);
}

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

.dashboard-grid {
  grid-template-columns: minmax(280px, 1.1fr) minmax(280px, 0.9fr);
}

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

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

.panel,
.metric-card,
.meal-card,
.food-row,
.photo-result {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
}

.metric-card {
  min-height: 126px;
  padding: 16px;
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 30px;
  line-height: 1;
}

.metric-card span,
.muted {
  color: var(--muted);
}

.hero-balance {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  min-height: 286px;
  overflow: hidden;
}

.ring-wrap {
  display: grid;
  place-items: center;
}

.calorie-ring {
  display: grid;
  width: 190px;
  height: 190px;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(var(--green) var(--angle), #dfe8e2 0);
  position: relative;
}

.calorie-ring::after {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  background: var(--panel);
  box-shadow: inset 0 0 0 1px var(--line);
}

.ring-core {
  position: relative;
  z-index: 1;
  text-align: center;
}

.ring-core strong {
  display: block;
  font-size: 36px;
  line-height: 1;
}

.ring-core span {
  color: var(--muted);
  font-size: 13px;
}

.balance-copy {
  min-width: 0;
}

.balance-copy .large-number {
  margin: 8px 0 10px;
  font-size: clamp(38px, 7vw, 72px);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: 0;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.macro-list,
.meal-list,
.food-list,
.settings-list {
  display: grid;
  gap: 10px;
}

.macro-row {
  display: grid;
  grid-template-columns: 96px 1fr minmax(94px, auto);
  align-items: center;
  gap: 10px;
}

.progress-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7eee9;
}

.progress-fill {
  width: var(--width);
  height: 100%;
  border-radius: inherit;
  background: var(--color, var(--green));
}

.meal-card {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.meal-card-head,
.food-row,
.photo-result-head,
.form-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.meal-card-title {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
}

.meal-chip {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 7px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 900;
}

.meal-card h3,
.food-row h3 {
  margin: 0;
}

.meal-card small,
.food-row small {
  color: var(--muted);
}

.food-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 12px;
  box-shadow: none;
}

.food-macros {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.empty-state {
  display: grid;
  min-height: 120px;
  place-items: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(237, 244, 239, 0.55);
  color: var(--muted);
  padding: 18px;
  text-align: center;
}

.food-visual {
  width: min(100%, 240px);
  aspect-ratio: 1.35;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 26% 34%, #f1c36d 0 13%, transparent 14%),
    radial-gradient(circle at 55% 44%, #e07156 0 18%, transparent 19%),
    radial-gradient(circle at 70% 28%, #4d9474 0 10%, transparent 11%),
    radial-gradient(circle at 50% 50%, #ffffff 0 42%, transparent 43%),
    linear-gradient(135deg, #dce9fb, #f4e2bf);
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 10px rgba(255, 255, 255, 0.38);
}

.weekly-bars {
  display: grid;
  grid-template-columns: repeat(7, minmax(34px, 1fr));
  align-items: end;
  gap: 10px;
  min-height: 190px;
  padding-top: 8px;
}

.bar-cell {
  display: grid;
  gap: 8px;
  align-items: end;
  height: 180px;
}

.bar-track {
  display: flex;
  min-height: 126px;
  align-items: end;
  border-radius: 7px;
  background: #e8efe9;
  overflow: hidden;
}

.bar-fill {
  width: 100%;
  height: var(--height);
  min-height: 4px;
  background: var(--color);
}

.bar-label {
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

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

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

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

.field label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--ink);
  padding: 9px 11px;
}

.field textarea {
  min-height: 86px;
  resize: vertical;
}

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

.quick-foods button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--green-dark);
  padding: 0 12px;
  font-weight: 800;
}

.photo-drop {
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.photo-preview {
  display: grid;
  min-height: 260px;
  overflow: hidden;
  place-items: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.photo-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-controls {
  display: grid;
  align-content: start;
  gap: 12px;
}

.file-input {
  display: grid;
  min-height: 132px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  padding: 14px;
  text-align: center;
}

.file-input input {
  width: min(100%, 260px);
}

.photo-result {
  display: grid;
  gap: 12px;
  padding: 14px;
  box-shadow: none;
}

.confidence {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue);
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 900;
}

.editable-result {
  display: grid;
  grid-template-columns: minmax(130px, 1.2fr) repeat(5, minmax(72px, 0.55fr)) auto;
  gap: 8px;
  align-items: end;
}

.editable-result .field label {
  font-size: 11px;
}

.plan-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.summary-tile {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 14px;
}

.summary-tile strong {
  display: block;
  margin-top: 6px;
  font-size: 26px;
  line-height: 1;
}

.note {
  border-left: 4px solid var(--green);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--panel-soft);
  padding: 14px 15px;
  color: var(--muted);
}

.toast-stack {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 10;
  display: grid;
  gap: 8px;
  width: min(360px, calc(100vw - 36px));
}

.toast {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--green-dark);
  box-shadow: var(--shadow);
  color: #ffffff;
  padding: 12px 14px;
  font-weight: 800;
}

.toast.error {
  background: #8f2f22;
}

.hidden {
  display: none !important;
}

@media (max-width: 980px) {
  .app-frame {
    grid-template-columns: 1fr;
  }

  .rail {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    top: auto;
    z-index: 8;
    height: auto;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    border-top: 1px solid var(--line);
    border-right: 0;
    padding: 8px;
  }

  .brand {
    display: none;
  }

  .auth-mode .auth-brand {
    display: grid;
  }

  .nav-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    flex: 1;
    gap: 6px;
  }

  .nav-tab {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 3px;
    min-height: 58px;
    padding: 6px 4px;
    text-align: center;
    font-size: 12px;
  }

  .tab-icon {
    width: 28px;
    height: 26px;
    background: transparent;
  }

  .rail-status {
    display: none;
  }

  .workspace {
    padding-bottom: 96px;
  }

  .dashboard-grid,
  .two-grid,
  .three-grid,
  .auth-shell,
  .photo-drop {
    grid-template-columns: 1fr;
  }

  .hero-balance {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .inline-actions {
    justify-content: center;
  }
}

@media (max-width: 720px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .date-switcher {
    justify-content: space-between;
  }

  .date-switcher input {
    flex: 1;
    width: auto;
  }

  h1 {
    font-size: 34px;
  }

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

  .macro-row {
    grid-template-columns: 78px 1fr;
  }

  .macro-row strong {
    grid-column: 1 / -1;
  }

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

  .editable-result .field:first-child {
    grid-column: 1 / -1;
  }

  .editable-result .inline-actions {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}