/* ==========================================================================
   NutriVision AI — Design System (família W-TECH: mesma base do W-TECH Flow)
   Tokens · base · shell · componentes · páginas · landing
   ========================================================================== */

:root {
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Marca: roxo W-TECH (mesmos tokens do W-TECH Flow). Recursos de IA usam um violeta-magenta para se destacar. */
  --brand: #6d5efc;
  --brand-600: #5b4ce8;
  --brand-ink: #ffffff;
  --brand-soft: #efedff;
  --brand-ring: rgba(109, 94, 252, .28);
  --accent: #14b8d4;
  --ai: #a855f7;
  --ai-soft: #f5ecff;

  --bg: #f7f7fb;
  --bg-subtle: #f1f1f7;
  --surface: #ffffff;
  --surface-2: #fafafc;
  --surface-hover: #f4f4f9;
  --border: #e7e7ef;
  --border-strong: #d6d6e2;
  --text: #16161f;
  --text-muted: #5d5d72;
  --text-subtle: #8e8ea3;
  --overlay: rgba(17, 17, 28, .42);

  --success: #10b981; --success-soft: #e7f8f1;
  --warning: #d97706; --warning-soft: #fff5e1;
  --danger: #ef4444;  --danger-soft: #fdecec;
  --info: #0ea5e9;    --info-soft: #e6f5fd;

  --protein: #3b82f6; --protein-soft: #e8f0fe;
  --carbs: #f59e0b;   --carbs-soft: #fff4e0;
  --fat: #ec4899;     --fat-soft: #fde8f3;
  --water: #0ea5e9;   --water-soft: #e6f5fd;

  --shadow-xs: 0 1px 2px rgba(16, 30, 24, .05);
  --shadow-sm: 0 1px 3px rgba(16, 30, 24, .06), 0 1px 2px rgba(16, 30, 24, .04);
  --shadow-md: 0 6px 16px -4px rgba(16, 30, 24, .10), 0 2px 6px -2px rgba(16, 30, 24, .06);
  --shadow-lg: 0 24px 48px -12px rgba(16, 30, 24, .22);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  --sidebar-w: 248px;
  --sidebar-w-collapsed: 72px;
  --topbar-h: 60px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: light;
}

:root[data-theme="dark"] {
  --brand: #8b7dff;
  --brand-600: #7a6bff;
  --brand-ink: #ffffff;
  --brand-soft: rgba(139, 125, 255, .14);
  --brand-ring: rgba(139, 125, 255, .35);
  --ai: #c084fc;
  --ai-soft: rgba(192, 132, 252, .14);

  --bg: #0d0d14;
  --bg-subtle: #12121b;
  --surface: #16161f;
  --surface-2: #1a1a25;
  --surface-hover: #20202c;
  --border: #262634;
  --border-strong: #33334a;
  --text: #ececf4;
  --text-muted: #a3a3b8;
  --text-subtle: #6f6f86;
  --overlay: rgba(0, 0, 0, .6);

  --success-soft: rgba(16, 185, 129, .14);
  --warning: #f59e0b; --warning-soft: rgba(245, 158, 11, .14);
  --danger-soft: rgba(239, 68, 68, .14);
  --info-soft: rgba(14, 165, 233, .14);
  --protein: #60a5fa; --protein-soft: rgba(96, 165, 250, .14);
  --carbs: #fbbf24;   --carbs-soft: rgba(251, 191, 36, .14);
  --fat: #f472b6;     --fat-soft: rgba(244, 114, 182, .14);
  --water: #38bdf8;   --water-soft: rgba(56, 189, 248, .14);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .45);
  --shadow-md: 0 8px 20px -6px rgba(0, 0, 0, .6);
  --shadow-lg: 0 28px 56px -12px rgba(0, 0, 0, .7);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); font-size: 14px; line-height: 1.5;
  color: var(--text); background: var(--bg);
  -webkit-font-smoothing: antialiased; font-feature-settings: "cv11", "ss01";
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -.02em; line-height: 1.2; }
h1 { font-size: 26px; font-weight: 700; }
h2 { font-size: 16px; font-weight: 650; }
h3 { font-size: 14px; font-weight: 650; }
p { margin: 0; }
img { max-width: 100%; }
code { font-family: var(--mono); font-size: 12px; background: var(--bg-subtle); padding: 1px 6px; border-radius: 5px; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--brand-ring); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 6px; }
.muted { color: var(--text-muted); }
.subtle { color: var(--text-subtle); }
.small { font-size: 12.5px; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num { font-variant-numeric: tabular-nums; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.hidden, [hidden] { display: none !important; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; background: var(--surface); padding: 8px 12px; z-index: 200; border-radius: 8px; box-shadow: var(--shadow-md); }
.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.spread, .row-between { justify-content: space-between; }
.row-between { display: flex; align-items: center; gap: 12px; }
.col { display: flex; flex-direction: column; gap: 8px; }
.grow { flex: 1; min-width: 0; }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.bi { line-height: 1; vertical-align: -.125em; }

/* ---------- App shell ---------- */
.app-shell { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; transition: grid-template-columns .25s var(--ease); }
html.sidebar-collapsed .app-shell { grid-template-columns: var(--sidebar-w-collapsed) 1fr; }

.sidebar {
  position: sticky; top: 0; height: 100vh; overflow: hidden auto;
  background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 14px 12px; gap: 3px; z-index: 40; scrollbar-width: thin;
}
.sidebar-brand { display: flex; align-items: center; gap: 10px; padding: 4px 6px 14px; }
.sidebar-brand > a { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; min-width: 0; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 10px; flex: none;
  background: conic-gradient(from 210deg, var(--brand), var(--accent), var(--brand));
  display: grid; place-items: center; color: #fff; font-size: 16px;
  box-shadow: 0 6px 16px -6px var(--brand);
}
.brand-name { font-weight: 800; letter-spacing: -.02em; font-size: 15px; white-space: nowrap; color: var(--text); }
.brand-name span { color: var(--brand); }
.sidebar-toggle { margin-left: auto; }
.sidebar-cta { margin: 2px 0 10px; }
.nav-section { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--text-subtle); padding: 14px 10px 6px; white-space: nowrap; }
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--text-muted); font-weight: 500; white-space: nowrap; transition: background .15s, color .15s;
}
.nav-item:hover { background: var(--surface-hover); color: var(--text); text-decoration: none; }
.nav-item.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.nav-item .bi { font-size: 16px; width: 18px; text-align: center; flex: none; }
.nav-item .count { margin-left: auto; font-size: 11px; font-weight: 600; color: var(--text-subtle); }
.sidebar-divider { height: 1px; background: var(--border); margin: 8px 6px; }
.sidebar-footer { margin-top: auto; padding-top: 8px; display: flex; flex-direction: column; gap: 2px; }
.quota-card { margin: 8px 2px; padding: 12px; border-radius: var(--radius); background: linear-gradient(150deg, var(--ai-soft), var(--brand-soft)); border: 1px solid var(--border); }
.quota-card b { font-size: 13px; }
.quota-card .progress { margin-top: 8px; }
.user-chip { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: var(--radius-sm); }
.user-chip:hover { background: var(--surface-hover); }
html.sidebar-collapsed .app-shell .sidebar .label,
html.sidebar-collapsed .app-shell .sidebar .nav-section,
html.sidebar-collapsed .app-shell .sidebar .quota-card,
html.sidebar-collapsed .app-shell .brand-name { display: none; }
html.sidebar-collapsed .app-shell .nav-item { justify-content: center; }
html.sidebar-collapsed .app-shell .sidebar-cta { width: 40px; padding: 0; align-self: center; }
html.sidebar-collapsed .app-shell .sidebar-toggle .bi { transform: rotate(180deg); }
html.sidebar-collapsed .app-shell .sidebar-brand { flex-direction: column; }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 30; height: var(--topbar-h);
  display: flex; align-items: center; gap: 10px; padding: 0 24px;
  background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(1.6) blur(12px);
  border-bottom: 1px solid var(--border);
}
.breadcrumbs { display: flex; align-items: center; gap: 6px; color: var(--text-subtle); font-size: 13px; min-width: 0; }
.breadcrumbs .current { color: var(--text); font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.pill { display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 11px; border-radius: 99px; border: 1px solid var(--border); background: var(--surface); color: var(--text-muted); font-size: 12.5px; font-weight: 550; white-space: nowrap; }
.pill .bi { color: var(--ai); }
.content { padding: 28px 32px 64px; width: 100%; max-width: 1280px; margin: 0 auto; flex: 1; animation: fadeUp .35s var(--ease); }
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-header p { margin-top: 6px; color: var(--text-muted); }
.eyebrow { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; color: var(--brand); margin-bottom: 6px; }
.mobile-only { display: none !important; }
.bottom-nav { display: none; }
.sidebar-backdrop { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 36px; padding: 0 14px;
  border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface); color: var(--text);
  font-weight: 550; font-size: 13.5px; cursor: pointer; white-space: nowrap; user-select: none;
  transition: background .15s, border-color .15s, transform .08s, box-shadow .15s, filter .15s; box-shadow: var(--shadow-xs); text-decoration: none !important;
}
.btn:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; pointer-events: none; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); font-weight: 600; box-shadow: 0 4px 12px -4px var(--brand-ring); }
.btn-primary:hover { background: var(--brand-600); border-color: var(--brand-600); }
.btn-ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--text-muted); }
.btn-ghost:hover { background: var(--surface-hover); color: var(--text); border-color: transparent; }
.btn-danger { background: transparent; color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); }
.btn-soft { background: var(--brand-soft); color: var(--brand); border-color: transparent; box-shadow: none; }
.btn-soft:hover { background: var(--brand-soft); filter: brightness(.97); border-color: transparent; }
.btn-ai { background: linear-gradient(135deg, var(--ai), #b15cff 60%, var(--accent)); color: #fff; border: none; box-shadow: 0 6px 18px -6px var(--ai); }
.btn-ai:hover { filter: brightness(1.07); background: linear-gradient(135deg, var(--ai), #b15cff 60%, var(--accent)); }
.btn-sm { height: 30px; padding: 0 10px; font-size: 12.5px; }
.btn-lg { height: 46px; padding: 0 22px; font-size: 15px; border-radius: 11px; }
.btn-icon { width: 36px; padding: 0; }
.btn-icon.btn-sm { width: 30px; }
.btn-block { width: 100%; }
.icon-btn { background: none; border: none; color: var(--text-subtle); cursor: pointer; padding: 6px; border-radius: 8px; display: inline-grid; place-items: center; }
.icon-btn:hover { color: var(--text); background: var(--surface-hover); }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field > label, .label-sm { font-size: 12.5px; font-weight: 600; color: var(--text-muted); }
input:not([type=checkbox]):not([type=radio]):not([type=file]), select, textarea {
  width: 100%; height: 38px; padding: 0 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--surface); color: var(--text); outline: none; transition: border-color .15s, box-shadow .15s;
}
textarea { height: auto; min-height: 84px; padding: 10px 12px; resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-ring); }
input::placeholder, textarea::placeholder { color: var(--text-subtle); }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16' fill='%238a968f'%3E%3Cpath d='M8 11 3 6h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 30px !important; }
input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--brand); flex: none; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--text); cursor: pointer; line-height: 1.45; }
.check input { margin-top: 2px; }
.check-card { padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-2); }
.check-card:hover { border-color: var(--border-strong); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 16px; }
.form-grid .full { grid-column: 1 / -1; }
.input-suffix { position: relative; }
.input-suffix input { padding-right: 30px !important; }
.input-suffix span { position: absolute; right: 11px; top: 50%; transform: translateY(-50%); color: var(--text-subtle); font-size: 12.5px; pointer-events: none; }
.input-icon { position: relative; }
.input-icon .bi { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-subtle); }
.input-icon input { padding-left: 36px !important; }
fieldset { border: 0; padding: 0; margin: 0; }
legend { font-size: 12.5px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; padding: 0; }

/* ---------- Cards / grid ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-xs); padding: 20px; min-width: 0; }
.card.flush { padding: 0; }
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.card-header h2 { display: flex; align-items: center; gap: 10px; }
.card.flush .card-header { padding: 16px 20px; margin: 0; border-bottom: 1px solid var(--border); }
.card.flush .card-body { padding: 8px 20px 16px; }
.card-hover { transition: transform .2s var(--ease), box-shadow .2s, border-color .2s; }
.card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.span-2 { grid-column: span 2; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.section-gap { margin-top: 16px; }

.ic { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; font-size: 15px; flex: none; }
.ic-lg { width: 44px; height: 44px; border-radius: 13px; font-size: 20px; }
.tone-brand { background: var(--brand-soft); color: var(--brand); }
.tone-ai { background: var(--ai-soft); color: var(--ai); }
.tone-protein { background: var(--protein-soft); color: var(--protein); }
.tone-carbs { background: var(--carbs-soft); color: var(--carbs); }
.tone-fat { background: var(--fat-soft); color: var(--fat); }
.tone-water { background: var(--water-soft); color: var(--water); }
.tone-warning { background: var(--warning-soft); color: var(--warning); }
.tone-danger { background: var(--danger-soft); color: var(--danger); }

.stat-card { display: flex; flex-direction: column; gap: 10px; }
.stat-label { color: var(--text-muted); font-size: 12.5px; font-weight: 550; display: flex; align-items: center; gap: 8px; }
.stat-value, .stat { font-size: 28px; font-weight: 700; letter-spacing: -.03em; font-variant-numeric: tabular-nums; line-height: 1.1; }
.stat-value small, .stat small { font-size: 13px; color: var(--text-subtle); font-weight: 500; letter-spacing: 0; }
.stat-foot { font-size: 12.5px; color: var(--text-muted); }

/* ---------- Badges / tags ---------- */
.badge, .tag { display: inline-flex; align-items: center; gap: 5px; height: 22px; padding: 0 9px; border-radius: 999px; font-size: 11.5px; font-weight: 600; background: var(--bg-subtle); color: var(--text-muted); white-space: nowrap; vertical-align: middle; }
.badge-brand { background: var(--brand-soft); color: var(--brand); }
.badge-ai { background: var(--ai-soft); color: var(--ai); }
.tag.warn, .badge-warning { background: var(--warning-soft); color: var(--warning); white-space: normal; height: auto; min-height: 22px; padding: 3px 9px; }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-sim { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 10px; border-radius: 99px; font-size: 11.5px; font-weight: 700; letter-spacing: .02em; background: var(--warning-soft); color: var(--warning); border: 1px dashed color-mix(in srgb, var(--warning) 50%, transparent); }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 99px; border: 1px solid var(--border); background: var(--surface); color: var(--text-muted); font-size: 13px; cursor: pointer; transition: .15s; }
.chip:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }
.macro-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.macro-chip { font-size: 11.5px; font-weight: 600; padding: 2px 8px; border-radius: 6px; font-variant-numeric: tabular-nums; }
.macro-chip.p { background: var(--protein-soft); color: var(--protein); }
.macro-chip.c { background: var(--carbs-soft); color: var(--carbs); }
.macro-chip.g { background: var(--fat-soft); color: var(--fat); }

/* ---------- Progress / ring ---------- */
.progress { height: 8px; border-radius: 99px; background: var(--bg-subtle); overflow: hidden; }
.progress > span { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--brand), var(--accent)); transition: width .7s var(--ease); }
.progress.over > span { background: linear-gradient(90deg, var(--warning), var(--danger)); }
.macro-protein > span { background: var(--protein); }
.macro-carbs > span { background: var(--carbs); }
.macro-fat > span { background: var(--fat); }
.water-bar > span { background: linear-gradient(90deg, var(--water), var(--accent)); }
.ring { --v: 0; --size: 168px; --thick: 14px; width: var(--size); height: var(--size); border-radius: 50%; display: grid; place-items: center; flex: none;
  background: conic-gradient(var(--brand) 0, var(--accent) calc(var(--v) * 1%), var(--bg-subtle) 0); position: relative; transition: --v .8s; }
.ring::before { content: ""; position: absolute; inset: var(--thick); border-radius: 50%; background: var(--surface); }
.ring > * { position: relative; text-align: center; }
.ring .ring-value { font-size: 30px; font-weight: 750; letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.ring .ring-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.ring.over { background: conic-gradient(var(--warning), var(--danger) 100%); }
.macro-row { display: flex; flex-direction: column; gap: 6px; }
.macro-row + .macro-row { margin-top: 14px; }
.macro-row .row-between span:first-child { font-weight: 600; font-size: 13px; display: flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.p { background: var(--protein); } .dot.c { background: var(--carbs); } .dot.g { background: var(--fat); }

/* ---------- Lists ---------- */
.list { list-style: none; margin: 0; padding: 0; }
.list > li { padding: 12px 0; border-bottom: 1px solid var(--border); }
.list > li:last-child { border-bottom: 0; }
.meal-row { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--border); }
.meal-row:last-child { border-bottom: 0; }
.meal-row .meal-main { flex: 1; min-width: 0; }
.meal-row .meal-title { font-weight: 650; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.meal-row .meal-items { color: var(--text-muted); font-size: 13px; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.meal-row .meal-kcal { text-align: right; flex: none; }
.meal-row .meal-kcal b { font-size: 17px; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.meal-row .meal-kcal small { display: block; color: var(--text-subtle); font-size: 11.5px; }
.meal-card { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-xs); }
.meal-card + .meal-card { margin-top: 12px; }
.meal-card .meal-row { padding: 0; border: 0; }
.meal-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.photo-slot img { margin-top: 12px; }
.food-result { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; cursor: pointer; width: 100%; background: none; border: 1px solid transparent; text-align: left; }
.food-result:hover { background: var(--surface-hover); border-color: var(--border); }
.food-result .grow b { display: block; font-weight: 600; font-size: 13.5px; }
.food-result .grow span { font-size: 12px; color: var(--text-subtle); }

/* ---------- Empty / skeleton / spinner ---------- */
.empty, .empty-state { text-align: center; padding: 36px 16px; color: var(--text-muted); display: flex; flex-direction: column; align-items: center; gap: 8px; list-style: none; }
.empty-illus { width: 60px; height: 60px; border-radius: 18px; display: grid; place-items: center; font-size: 26px; color: var(--brand); background: radial-gradient(circle at 30% 20%, color-mix(in srgb, var(--brand) 22%, transparent), var(--brand-soft)); margin-bottom: 4px; }
.empty h3, .empty-state h3 { color: var(--text); font-size: 15px; }
.skeleton { background: linear-gradient(90deg, var(--bg-subtle) 25%, var(--surface-hover) 37%, var(--bg-subtle) 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; border-radius: var(--radius-sm); }
.sk-line { height: 12px; margin: 10px 0; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; display: inline-block; flex: none; }

/* ---------- Segmented ---------- */
.segmented { display: inline-flex; padding: 3px; background: var(--bg-subtle); border-radius: 10px; gap: 2px; }
.segmented button { border: none; background: none; padding: 6px 12px; border-radius: 8px; font-weight: 550; color: var(--text-muted); cursor: pointer; font-size: 13px; display: inline-flex; align-items: center; gap: 6px; }
.segmented button.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow-sm); }

/* ---------- Charts ---------- */
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart text { fill: var(--text-subtle); font-size: 11px; font-family: var(--font); }
.chart .grid-line { stroke: var(--border); stroke-dasharray: 3 4; }
.chart rect.bar { transition: opacity .15s; }
.chart rect.bar:hover { opacity: .8; }

/* ---------- Dashboard ---------- */
.energy-card { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center; }
.energy-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 18px; }
.energy-meta div { padding: 10px 12px; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); }
.energy-meta small { display: block; font-size: 11.5px; color: var(--text-subtle); font-weight: 550; }
.energy-meta b { font-size: 18px; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.water-cups { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 14px; }
.streak-flame { font-size: 34px; line-height: 1; }

/* ---------- Analyze ---------- */
.dropzone {
  position: relative; border: 2px dashed var(--border-strong); border-radius: var(--radius-lg); padding: 40px 20px; text-align: center; cursor: pointer;
  background: radial-gradient(400px 200px at 50% 0%, var(--brand-soft), transparent 70%), var(--surface-2);
  transition: border-color .2s, transform .2s var(--ease), background .2s; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.dropzone:hover, .dropzone.drag { border-color: var(--brand); transform: translateY(-1px); }
.dropzone .empty-illus { width: 68px; height: 68px; font-size: 30px; }
.dropzone b { font-size: 15px; }
.preview { width: 100%; max-height: 340px; object-fit: cover; border-radius: var(--radius-lg); display: block; box-shadow: var(--shadow-md); }
#preview:not(:empty) { margin-top: 14px; }
.analyzing { display: flex; align-items: center; gap: 14px; padding: 18px 20px; margin-top: 16px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: linear-gradient(120deg, var(--ai-soft), var(--surface)); color: var(--text); }
.analyzing .spinner { color: var(--ai); width: 22px; height: 22px; }
.analysis-item { display: grid; grid-template-columns: 1fr 110px 110px; gap: 12px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--border); }
.analysis-item:last-child { border-bottom: 0; }
.analysis-item .name { font-weight: 650; }
.analysis-item .meta { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-top: 4px; font-size: 12px; color: var(--text-subtle); }
.analysis-item .kcal { display: flex; align-items: center; justify-content: flex-end; gap: 6px; font-weight: 650; font-variant-numeric: tabular-nums; }
.analysis-item .low-conf { color: var(--warning); font-weight: 600; }
.analysis-item .item-hint { margin-top: 6px; font-size: 12.5px; color: var(--warning); display: flex; gap: 6px; align-items: baseline; }
.analysis-item.unmatched .name { color: var(--text); }
.match-callout, .match-picker { grid-column: 1 / -1; border-radius: var(--radius); padding: 10px 12px; font-size: 13px; }
.match-callout { display: flex; align-items: center; gap: 12px; background: var(--warning-soft); color: var(--text); border: 1px solid color-mix(in srgb, var(--warning) 30%, transparent); }
.match-callout .btn { flex-shrink: 0; }
.match-picker { background: var(--surface-2); border: 1px solid var(--border); }
.link-btn { background: none; border: 0; padding: 0; color: var(--brand); font: inherit; font-weight: 600; cursor: pointer; }
.link-btn:hover { text-decoration: underline; }
.review-pending { margin: 0 0 4px; font-size: 13px; font-weight: 600; color: var(--warning); }
.review-pending:empty { display: none; }
.totals-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 16px 0 6px; }
.totals-strip div { padding: 12px 14px; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); }
.totals-strip small { display: block; font-size: 11.5px; color: var(--text-subtle); font-weight: 550; }
.totals-strip b { font-size: 20px; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.review-footer { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.review-footer .field { margin: 0; min-width: 220px; }
.questions { margin: 0 0 8px; padding: 12px 14px 12px 34px; border-radius: var(--radius); background: var(--info-soft); color: var(--text); font-size: 13px; }
.questions:empty { display: none; }

/* ---------- Diary ---------- */
.date-nav { display: inline-flex; align-items: center; gap: 4px; padding: 3px; border: 1px solid var(--border); border-radius: 11px; background: var(--surface); box-shadow: var(--shadow-xs); }
.date-nav input { border: 0 !important; box-shadow: none !important; height: 32px !important; width: 150px !important; background: transparent !important; text-align: center; font-weight: 600; }
.day-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }

/* ---------- Chat ---------- */
.chat-card { display: flex; flex-direction: column; height: calc(100vh - var(--topbar-h) - 190px); min-height: 460px; padding: 0; overflow: hidden; }
.chat-log { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 14px; scroll-behavior: smooth; }
.msg-row { display: flex; gap: 10px; align-items: flex-end; max-width: 82%; animation: fadeUp .25s var(--ease); }
.msg-row.user { align-self: flex-end; flex-direction: row-reverse; }
.msg-avatar { width: 30px; height: 30px; border-radius: 10px; display: grid; place-items: center; flex: none; font-size: 14px; }
.msg-row.model .msg-avatar { background: linear-gradient(135deg, var(--ai), var(--accent)); color: #fff; }
.msg-row.user .msg-avatar { background: var(--brand-soft); color: var(--brand); }
.msg { padding: 10px 14px; border-radius: 16px; white-space: pre-wrap; line-height: 1.55; font-size: 14px; }
.msg.user { background: var(--brand); color: var(--brand-ink); border-bottom-right-radius: 5px; }
.msg.model { background: var(--surface-2); border: 1px solid var(--border); border-bottom-left-radius: 5px; }
.chat-welcome { margin: auto; text-align: center; max-width: 460px; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.chat-welcome .ic { width: 56px; height: 56px; border-radius: 18px; font-size: 26px; background: linear-gradient(135deg, var(--ai), var(--accent)); color: #fff; box-shadow: 0 12px 30px -10px var(--ai); }
.chat-welcome .chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 8px; }
.composer { border-top: 1px solid var(--border); padding: 14px 16px; background: var(--surface-2); }
.composer-box { display: flex; gap: 8px; align-items: flex-end; padding: 6px 6px 6px 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); transition: border-color .15s, box-shadow .15s; }
.composer-box:focus-within { border-color: var(--ai); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai) 22%, transparent); }
.composer-box textarea { border: 0 !important; box-shadow: none !important; min-height: 24px; max-height: 160px; padding: 7px 0 !important; resize: none; background: transparent !important; }
.composer-meta { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 10px; align-items: center; }
.typing { display: inline-flex; gap: 4px; padding: 14px; }
.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--text-subtle); animation: blink 1.2s infinite; }
.typing i:nth-child(2) { animation-delay: .2s; } .typing i:nth-child(3) { animation-delay: .4s; }

/* ---------- Settings ---------- */
.settings-layout { display: grid; grid-template-columns: 220px 1fr; gap: 24px; align-items: start; }
.settings-nav { position: sticky; top: calc(var(--topbar-h) + 20px); display: flex; flex-direction: column; gap: 2px; }
.assumptions { margin: 12px 0 0; padding-left: 18px; color: var(--text-muted); font-size: 12.5px; display: flex; flex-direction: column; gap: 4px; }
.danger-zone { border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }

/* ---------- Auth ---------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: 1.05fr 1fr; }
.auth-aside {
  position: relative; padding: 48px; color: #e8fff5; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden;
  background: radial-gradient(600px 400px at 0% 0%, rgba(109, 94, 252, .6), transparent 65%), radial-gradient(500px 400px at 100% 100%, rgba(20, 184, 212, .4), transparent 60%), #0d0b1f;
}
.auth-aside h2 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 800; letter-spacing: -.04em; line-height: 1.08; max-width: 480px; }
.auth-aside p { color: rgba(232, 255, 245, .75); font-size: 15px; max-width: 440px; margin-top: 14px; line-height: 1.6; }
.auth-aside .brand-name { color: #fff; }
.auth-points { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-direction: column; gap: 12px; }
.auth-points li { display: flex; gap: 10px; align-items: center; color: rgba(232, 255, 245, .9); }
.auth-points .bi { color: #a99dff; font-size: 18px; }
.auth-main { display: grid; place-items: center; padding: 32px 20px; position: relative; }
.auth-card { width: min(420px, 100%); }
.auth-card h1 { font-size: 24px; }
.divider { display: flex; align-items: center; gap: 12px; color: var(--text-subtle); font-size: 12px; margin: 18px 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.btn-google { width: 100%; height: 44px; font-weight: 600; }
.auth-theme { position: absolute; top: 18px; right: 18px; }

/* ---------- Toast / consent / ads ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 120; max-width: min(92vw, 460px);
  display: flex; gap: 10px; align-items: flex-start; padding: 12px 16px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-lg); animation: toastIn .25s var(--ease);
}
.toast::before { content: "\F26A"; font-family: "bootstrap-icons"; color: var(--success); font-size: 16px; }
.toast.error::before { content: "\F333"; color: var(--danger); }
.toast.error { border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); }
.consent {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 110; max-width: 760px; margin: 0 auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 18px 20px; box-shadow: var(--shadow-lg); animation: toastIn .3s var(--ease);
}
.consent h2 { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.consent p { color: var(--text-muted); font-size: 13.5px; margin-bottom: 14px; }
.ad-slot { margin: 20px 0; min-height: 100px; text-align: center; border-radius: var(--radius); }
.ad-slot::before { content: "Publicidade"; display: block; font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-subtle); margin-bottom: 4px; }

/* ---------- Prose (páginas institucionais) ---------- */
.prose { max-width: 760px; font-size: 15.5px; line-height: 1.75; color: var(--text-muted); }
.prose h1 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; letter-spacing: -.035em; color: var(--text); margin-bottom: 18px; line-height: 1.1; }
.prose h2 { font-size: 19px; color: var(--text); margin: 34px 0 10px; }
.prose p, .prose ul, .prose ol { margin: 0 0 14px; }
.prose li { margin-bottom: 6px; }
.prose strong { color: var(--text); }
.page-public { max-width: 1180px; margin: 0 auto; padding: 56px 20px 80px; }

/* ---------- Landing ---------- */
.lp { overflow-x: hidden; }
.lp-nav { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 24px; padding: 14px max(20px, calc((100vw - 1180px) / 2)); background: color-mix(in srgb, var(--bg) 80%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.lp-nav .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.lp-links { display: flex; gap: 22px; margin-left: 12px; }
.lp-links a { color: var(--text-muted); font-weight: 500; }
.lp-links a:hover { color: var(--text); text-decoration: none; }
.lp-nav .actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.lp-hero { position: relative; padding: 88px 20px 40px; text-align: center; background: radial-gradient(900px 480px at 50% -10%, color-mix(in srgb, var(--brand) 26%, transparent), transparent 70%), radial-gradient(600px 400px at 88% 18%, color-mix(in srgb, var(--ai) 18%, transparent), transparent 70%); }
.lp-hero h1 { font-size: clamp(38px, 6.6vw, 74px); font-weight: 800; letter-spacing: -.045em; line-height: 1.02; max-width: 980px; margin: 0 auto; }
.grad { background: linear-gradient(120deg, var(--brand), var(--accent) 55%, var(--ai)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lp-hero > p { font-size: clamp(16px, 2vw, 19px); color: var(--text-muted); max-width: 660px; margin: 22px auto 32px; line-height: 1.6; }
.lp-hero .cta-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.lp-pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 99px; border: 1px solid var(--border); background: var(--surface); font-size: 13px; color: var(--text-muted); margin-bottom: 24px; box-shadow: var(--shadow-xs); }
.lp-pill b { color: var(--brand); }
.lp-trust { list-style: none; padding: 0; margin: 28px auto 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 24px; color: var(--text-muted); font-size: 14px; }
.lp-trust li { display: inline-flex; align-items: center; gap: 7px; }
.lp-trust .bi { color: var(--brand); }
.lp-container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.lp-mock { margin: 56px auto 0; max-width: 1080px; border-radius: 20px; border: 1px solid var(--border); background: var(--surface); box-shadow: 0 40px 80px -30px rgba(5, 80, 55, .35); overflow: hidden; text-align: left; }
.lp-mock-bar { display: flex; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.lp-mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--border-strong); }
.lp-mock-body { display: grid; grid-template-columns: 190px 1fr; min-height: 360px; }
.lp-mock-side { border-right: 1px solid var(--border); padding: 16px 12px; display: flex; flex-direction: column; gap: 4px; }
.lp-mock-side span { padding: 7px 10px; border-radius: 8px; font-size: 13px; color: var(--text-muted); display: flex; gap: 9px; align-items: center; }
.lp-mock-side span.on { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.lp-mock-main { padding: 20px; background: var(--bg); display: grid; grid-template-columns: 1.2fr 1fr; gap: 14px; }
.lp-mock-main .card { padding: 16px; }
.lp-mock .ring { --size: 132px; --thick: 12px; }
.lp-mock .ring .ring-value { font-size: 24px; }
.lp-food { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13px; animation: float 6s ease-in-out infinite; }
.lp-food:nth-child(2) { animation-delay: -2s; } .lp-food:nth-child(3) { animation-delay: -4s; }
.lp-food:last-child { border-bottom: 0; }
.lp-food b { font-weight: 600; flex: 1; }
.lp-food span { color: var(--text-subtle); font-variant-numeric: tabular-nums; }
.lp-section { padding: 96px 0 24px; }
.lp-section h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: -.035em; font-weight: 800; }
.lp-section .lead { color: var(--text-muted); font-size: 17px; max-width: 640px; margin-top: 12px; line-height: 1.6; }
.lp-features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 40px; }
.lp-feature { padding: 24px; border-radius: 18px; border: 1px solid var(--border); background: var(--surface); transition: transform .25s var(--ease), box-shadow .25s; }
.lp-feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.lp-feature .ic { margin-bottom: 16px; }
.lp-feature h3 { font-size: 17px; margin-bottom: 8px; }
.lp-feature p { color: var(--text-muted); font-size: 14px; line-height: 1.6; }
.lp-steps { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.lp-steps li { padding: 26px 22px 22px; border-radius: 18px; border: 1px solid var(--border); background: var(--surface); }
.lp-steps .n { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--brand); color: var(--brand-ink); font-weight: 700; margin-bottom: 14px; box-shadow: 0 6px 16px -6px var(--brand); }
.lp-steps h3 { font-size: 16px; margin-bottom: 8px; }
.lp-steps p { color: var(--text-muted); font-size: 14px; line-height: 1.55; }
.lp-split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.lp-ai-box { border-radius: 20px; padding: 24px; background: linear-gradient(160deg, #15122e, #1d1440 60%, #0f2a38); color: #ececf4; box-shadow: var(--shadow-lg); }
.lp-ai-box .q { display: flex; gap: 10px; align-items: center; background: rgba(255, 255, 255, .07); border-radius: 12px; padding: 12px 14px; font-size: 14px; }
.lp-ai-box .flow { display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: center; margin-top: 16px; }
.lp-ai-box .flow > div { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .08); border-radius: 12px; padding: 12px; font-size: 12.5px; line-height: 1.6; }
.lp-ai-box .flow b { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: .07em; margin-bottom: 4px; }
.lp-ai-box .flow .ia b { color: #b9b1ff; } .lp-ai-box .flow .db b { color: #6ee7b7; }
.lp-ai-box .result { margin-top: 14px; font-size: 13.5px; line-height: 1.7; opacity: .92; }
.lp-ai-box .result b { color: #6ee7b7; }
.lp-list { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-direction: column; gap: 14px; }
.lp-list li { display: flex; gap: 12px; color: var(--text-muted); line-height: 1.55; }
.lp-list li .bi { color: var(--brand); font-size: 18px; }
.lp-faq { margin-top: 32px; display: flex; flex-direction: column; gap: 10px; max-width: 820px; }
.lp-faq details { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); padding: 0 20px; }
.lp-faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.lp-faq summary::-webkit-details-marker { display: none; }
.lp-faq summary::after { content: "+"; font-size: 20px; color: var(--brand); transition: transform .2s var(--ease); }
.lp-faq details[open] summary::after { transform: rotate(45deg); }
.lp-faq details p { color: var(--text-muted); line-height: 1.65; padding-bottom: 18px; }
.lp-cta { margin: 96px auto 64px; max-width: 1100px; border-radius: 28px; padding: 64px 24px; text-align: center; color: #fff; background: radial-gradient(600px 300px at 15% 0%, rgba(109, 94, 252, .75), transparent), radial-gradient(600px 300px at 90% 100%, rgba(20, 184, 212, .45), transparent), #0d0b1f; }
.lp-cta h2 { font-size: clamp(30px, 4.5vw, 46px); letter-spacing: -.04em; font-weight: 800; }
.lp-cta p { color: rgba(255, 255, 255, .78); margin: 14px auto 28px; max-width: 540px; font-size: 16px; }
.lp-cta .btn-primary { background: #fff; border-color: #fff; color: #4a3cd0; }
.lp-footer { border-top: 1px solid var(--border); padding: 40px max(20px, calc((100vw - 1180px) / 2)) 32px; color: var(--text-subtle); font-size: 13px; display: grid; grid-template-columns: 1.4fr repeat(2, 1fr); gap: 32px; }
.lp-footer h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); margin-bottom: 12px; }
.lp-footer nav { display: flex; flex-direction: column; gap: 8px; }
.lp-footer a { color: var(--text-muted); }
.lp-footer .legal { grid-column: 1 / -1; border-top: 1px solid var(--border); padding-top: 20px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Animations ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }
.consent { animation-name: fadeUp; }
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-3px); } }
@keyframes blink { 0%, 80%, 100% { opacity: .25; } 40% { opacity: 1; } }
@property --v { syntax: "<number>"; inherits: false; initial-value: 0; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-split { grid-template-columns: 1fr; }
  .energy-card { grid-template-columns: 1fr; justify-items: center; }
  .energy-card > div:last-child { width: 100%; }
}
@media (max-width: 1023px) {
  .app-shell, html.sidebar-collapsed .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; left: 0; top: 0; bottom: 0; width: 280px; transform: translateX(-100%); transition: transform .25s var(--ease); box-shadow: var(--shadow-lg); }
  html.sidebar-open .sidebar { transform: none; }
  html.sidebar-open .sidebar-backdrop { display: block; position: fixed; inset: 0; background: var(--overlay); z-index: 35; }
  html.sidebar-collapsed .app-shell .sidebar .label, html.sidebar-collapsed .app-shell .sidebar .nav-section, html.sidebar-collapsed .app-shell .sidebar .quota-card, html.sidebar-collapsed .app-shell .brand-name { display: revert; }
  html.sidebar-collapsed .app-shell .nav-item { justify-content: flex-start; }
  .sidebar-toggle { display: none !important; }
  .mobile-only { display: inline-flex !important; }
  .grid-3 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .settings-layout { grid-template-columns: 1fr; }
  .settings-nav { position: static; flex-direction: row; overflow-x: auto; }
  .auth { grid-template-columns: 1fr; }
  .auth-aside { padding: 28px 24px; }
  .auth-aside .auth-points, .auth-aside .auth-foot { display: none; }
}
@media (max-width: 767px) {
  body { font-size: 14.5px; }
  .desktop-only { display: none !important; }
  .topbar { padding: 0 12px; }
  .content { padding: 18px 16px calc(96px + env(safe-area-inset-bottom)); }
  h1 { font-size: 22px; }
  .page-header { margin-bottom: 18px; align-items: flex-start; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4, .day-summary, .totals-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: 1fr; }
  .energy-meta { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .analysis-item { grid-template-columns: 1fr 96px; }
  .analysis-item .kcal { grid-column: 1 / -1; justify-content: space-between; }
  .match-callout { flex-wrap: wrap; }
  .msg-row { max-width: 94%; }
  .chat-card { height: calc(100vh - var(--topbar-h) - 220px); }
  .bottom-nav {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom)); background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(14px); border-top: 1px solid var(--border);
  }
  .bottom-nav a { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 6px 0; font-size: 11px; font-weight: 550; color: var(--text-subtle); text-decoration: none; }
  .bottom-nav a .bi { font-size: 19px; }
  .bottom-nav a.active { color: var(--brand); }
  .bottom-nav a.fab .bi { font-size: 22px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 16px; margin-top: -18px; background: linear-gradient(135deg, var(--brand), var(--accent)); color: #fff; box-shadow: 0 10px 22px -8px var(--brand); }
  .toast { bottom: calc(84px + env(safe-area-inset-bottom)); }
  .lp-links, .lp-nav .actions .btn:not(.btn-primary) { display: none; }
  .lp-hero { padding-top: 56px; }
  .lp-features, .lp-steps { grid-template-columns: 1fr; }
  .lp-mock-body { grid-template-columns: 1fr; }
  .lp-mock-side { display: none; }
  .lp-mock-main { grid-template-columns: 1fr; }
  .lp-ai-box .flow { grid-template-columns: 1fr; }
  .lp-ai-box .flow > .bi { transform: rotate(90deg); justify-self: center; }
  .lp-footer { grid-template-columns: 1fr 1fr; }
  .lp-footer > div:first-child { grid-column: 1 / -1; }
}

/* ---------- Ajustes de composição ---------- */
.card[id], section[id] { scroll-margin-top: calc(var(--topbar-h) + 16px); }
#meals > li { padding: 0; }
#meals > li:last-child .meal-row { border-bottom: 0; }
#diary-list > li { border: 0; padding: 16px; }
#diary-list > li.card { padding: 20px; }
#diary-list > li + li { margin-top: 12px; }
#consent-history > li { padding: 10px 0; }
#admin-top > li { padding: 10px 0; }
.lp main > article.prose { margin: 0 auto; padding: 64px 20px 88px; }
.lp main > .empty h1 { font-size: 28px; }
.field > label .dot, .stat-label .dot { margin-right: 2px; }
details > summary { list-style-position: inside; }
@media (max-width: 1023px) { #weight-summary.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 767px) {
  #weight-summary.grid-3 { grid-template-columns: 1fr; }
  #weight-form { width: 100%; }
  #weight-form .input-suffix { flex: 1; }
  .page-header > .row { width: 100%; }
  .date-nav { flex: 1; justify-content: space-between; }
}