:root {
  color-scheme: light;
  --ink: #101723;
  --muted: #4f5a6b;
  --surface: #ffffff;
  --surface-strong: #ffffff;
  --accent: #1e6bff;
  --accent-deep: #122652;
  --accent-soft: #cfe0ff;
  --shadow: rgba(16, 23, 35, 0.12);
  --page-bg: #f4f7ff;
  --wash-warm: #e8f0ff;
  --wash-cool: #d6e6ff;
  --radius: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(
      circle at 15% 10%,
      var(--wash-warm) 0%,
      transparent 55%
    ),
    radial-gradient(circle at 90% 0%, var(--wash-cool) 0%, transparent 60%),
    var(--page-bg);
  color: var(--ink);
  min-height: 100vh;
}

.ambient {
  position: fixed;
  inset: 0;
  background: linear-gradient(
      135deg,
      rgba(30, 107, 255, 0.12),
      transparent 60%
    ),
    linear-gradient(300deg, rgba(16, 23, 35, 0.08), transparent 55%);
  pointer-events: none;
  z-index: -1;
}

.site-header {
  padding: 20px clamp(18px, 4vw, 60px) 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.brand {
  font-family: "Fraunces", "Times New Roman", serif;
  font-size: 26px;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 24px;
  height: 24px;
  display: inline-block;
}

.brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-toggle {
  display: none;
  gap: 8px;
  align-items: center;
  background: var(--surface-strong);
  border: 1px solid rgba(20, 19, 22, 0.2);
  color: var(--ink);
  padding: 8px 14px;
}

.nav-toggle-icon {
  width: 18px;
  height: 2px;
  background: currentColor;
  position: relative;
  border-radius: 999px;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
}

.nav-toggle-icon::before {
  top: -6px;
}

.nav-toggle-icon::after {
  top: 6px;
}

.nav-toggle-label {
  font-size: 13px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.nav-links a,
.nav-links button {
  text-decoration: none;
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(20, 19, 22, 0.12);
  font-size: 14px;
  white-space: nowrap;
  background: transparent;
  cursor: pointer;
}

.nav-links a.active {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 20px rgba(30, 107, 255, 0.25);
}

button,
.button-link,
input,
textarea,
select {
  font-family: inherit;
}

button,
.button-link {
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 15px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button.primary,
.button-link.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 20px rgba(30, 107, 255, 0.3);
}

button.ghost,
.button-link.ghost {
  background: transparent;
  border: 1px solid rgba(20, 19, 22, 0.2);
  color: var(--ink);
}

button.ghost:hover,
button.primary:hover,
.button-link.ghost:hover,
.button-link.primary:hover {
  transform: translateY(-1px);
}

.page {
  padding: 0 clamp(18px, 4vw, 60px) 80px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

.panel {
  background: var(--surface);
  border-radius: calc(var(--radius) + 2px);
  padding: 20px;
  box-shadow: 0 20px 40px var(--shadow);
  display: grid;
  gap: 18px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.panel-header h1,
.panel-header h2 {
  font-family: "Fraunces", "Times New Roman", serif;
}

.panel-header h1 {
  font-size: clamp(28px, 4vw, 40px);
}

.panel-header h2 {
  font-size: 24px;
}

.panel-header p {
  color: var(--muted);
  font-size: 15px;
}

.subtitle {
  margin-top: 4px;
}

.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.action-status {
  flex-basis: 100%;
  font-size: 13px;
  color: var(--muted);
}

.hero-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.stat-card {
  background: var(--surface-strong);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: inset 0 0 0 1px rgba(20, 19, 22, 0.05);
  display: grid;
  gap: 10px;
}

.stat-card h2 {
  font-size: 30px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 12px;
  color: var(--muted);
}

.macro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.macro-grid h3 {
  font-size: 18px;
}

.macro-item {
  display: grid;
  gap: 6px;
}

.macro-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
}

.progress {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: rgba(20, 19, 22, 0.1);
  overflow: hidden;
}

.progress.small {
  height: 8px;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 0.4s ease;
}

.panel-body {
  display: grid;
  gap: 16px;
}

.panel-body.split {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.panel-tools {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.date-controls {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.date-controls .ghost {
  padding: 10px 16px;
  font-size: 14px;
  line-height: 1.2;
}

.date-picker {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

.date-picker input {
  min-width: 160px;
}

.day-nav {
  min-width: 64px;
  letter-spacing: 0.3px;
}

.stacked-card {
  background: var(--surface-strong);
  padding: 18px;
  border-radius: var(--radius);
  box-shadow: inset 0 0 0 1px rgba(20, 19, 22, 0.05);
  display: grid;
  gap: 14px;
}

.stacked-card h3 {
  font-size: 18px;
}

.form-section {
  display: grid;
  gap: 10px;
}

.form-section h4 {
  font-size: 15px;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.add-nutrient-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

.add-nutrient-row label {
  flex: 1 1 220px;
}

.extra-nutrient {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px dashed rgba(20, 19, 22, 0.2);
  border-radius: 12px;
  background: var(--surface-strong);
}

.extra-nutrient .field-actions {
  display: flex;
  justify-content: flex-end;
}

.grid.two {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  align-items: start;
}

.grid.three {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  align-items: start;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
  align-content: start;
}

.meta {
  color: var(--muted);
  font-size: 13px;
}

input,
textarea,
select {
  border-radius: 12px;
  border: 1px solid rgba(20, 19, 22, 0.2);
  padding: 8px 12px;
  background: var(--surface-strong);
  font-size: 15px;
  color: var(--ink);
}

input[type="text"],
input[type="number"],
input[type="search"],
textarea,
select {
  width: 100%;
}

.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.field-row input {
  flex: 1 1 200px;
}

.field-row button {
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 8px 16px;
  height: 38px;
}

textarea {
  resize: vertical;
}

.list {
  display: grid;
  gap: 12px;
}

.list.scroll {
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-gutter: stable;
}

.list-card {
  background: var(--surface-strong);
  border-radius: 16px;
  padding: 14px 18px;
  display: grid;
  gap: 6px;
  border: 1px solid rgba(20, 19, 22, 0.08);
}

.list-card h4 {
  font-size: 18px;
  font-weight: 700;
}

.list-card .actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.details-card {
  margin-top: 6px;
  position: relative;
  padding-right: 34px;
}

.details-card summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(20, 19, 22, 0.2);
  background: var(--surface-strong);
  list-style: none;
}

.details-card summary::-webkit-details-marker {
  display: none;
}

.details-card[open] summary {
  margin-bottom: 8px;
}

.details-close {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid rgba(20, 19, 22, 0.2);
  background: var(--surface-strong);
  color: var(--ink);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  line-height: 1;
  padding: 0;
}

.details-card[open] .details-close {
  display: inline-flex;
}

.details-grid {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  font-size: 13px;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.details-grid .span-all {
  grid-column: 1 / -1;
}

.toggle {
  display: flex;
  gap: 16px;
  background: var(--surface-strong);
  padding: 8px;
  border-radius: 999px;
  border: 1px solid rgba(20, 19, 22, 0.2);
  align-items: center;
  flex-wrap: wrap;
}

.toggle label {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 14px;
  color: var(--ink);
}

.recipe-items {
  display: grid;
  gap: 12px;
}

.recipe-item-row {
  display: grid;
  gap: 10px;
  grid-template-columns: 1.4fr 0.6fr 0.6fr auto;
  align-items: center;
}

.recipe-item-row select,
.recipe-item-row input {
  min-width: 0;
}

.recipe-item-row button {
  padding: 6px 12px;
}

.stack {
  display: grid;
  gap: 8px;
}

.form-status {
  min-height: 18px;
  font-size: 13px;
  color: var(--muted);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(12, 13, 18, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 10;
}

.modal.open {
  display: flex;
}

.modal-card {
  background: var(--surface-strong);
  padding: 20px;
  border-radius: var(--radius);
  width: min(560px, 90vw);
  display: grid;
  gap: 16px;
}

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

.scan-area {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 2px solid rgba(20, 19, 22, 0.2);
}

.scan-area video {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.scan-target {
  position: absolute;
  inset: 25% 15%;
  border: 2px dashed rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  pointer-events: none;
}

.footer {
  padding: 20px clamp(18px, 4vw, 60px) 40px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 960px) {
  .nav-links {
    width: 100%;
    overflow-x: auto;
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    width: 100%;
    padding: 12px;
    border-radius: 16px;
    background: var(--surface-strong);
    border: 1px solid rgba(20, 19, 22, 0.12);
    box-shadow: 0 12px 24px var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a,
  .nav-links button {
    width: 100%;
  }

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

@media (max-width: 720px) {
  .panel-body.split {
    grid-template-columns: 1fr;
  }

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

  .macro-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
}

@media (max-width: 640px) {
  .panel-header h1,
  .panel-header h2,
  .panel-header p {
    padding-left: 8px;
  }
  .site-header {
    padding: 8px 7px 3px;
  }

  .page {
    padding: 0 7px 30px;
  }

  .panel {
    padding: 8px;
  }

  .stacked-card {
    padding: 8px;
  }

  .footer {
    padding: 8px 7px 16px;
  }

  .date-controls {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-areas:
      "picker picker picker"
      "prev today next";
    gap: 10px;
  }

  .date-controls .date-picker {
    grid-area: picker;
  }

  .date-controls [data-day-action="today"] {
    grid-area: today;
  }

  .date-controls [data-day-action="prev"] {
    grid-area: prev;
  }

  .date-controls [data-day-action="next"] {
    grid-area: next;
  }

  .date-controls .ghost {
    width: 100%;
    justify-content: center;
  }
}