:root {
  --bg: #09101b;
  --bg-2: #0f1728;
  --panel: rgba(16, 24, 44, 0.8);
  --line: rgba(255,255,255,0.1);
  --soft: rgba(255,255,255,0.06);
  --text: #eef3ff;
  --muted: #9fa8cb;
  --accent: #7cf3c7;
  --accent-2: #8ba4ff;
  --accent-3: #ffb86b;
  --danger: #ff8fa3;
  --shadow: 0 30px 90px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(124,243,199,.12), transparent 20%),
    radial-gradient(circle at 100% 0%, rgba(139,164,255,.15), transparent 26%),
    linear-gradient(180deg, var(--bg), #070b13 50%, #060910);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
.glass { background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(18px); }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .18em; font-size: 12px; }
.muted, .note, p, small { color: var(--muted); }
.login-shell { display: grid; place-items: center; padding: 32px; }
.auth-wrap { width: min(1200px, 100%); display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; }
.auth-hero, .auth-panel { border-radius: 28px; padding: 30px; }
.auth-hero h1 { font-size: clamp(42px, 6vw, 74px); line-height: .95; margin: 16px 0; }
.auth-hero p { font-size: 19px; line-height: 1.7; max-width: 620px; }
.bullet-list { margin: 22px 0 0 18px; line-height: 1.9; color: var(--muted); }
.tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.tab, .ghost-btn, .primary-btn { border: none; border-radius: 16px; cursor: pointer; }
.tab { padding: 10px 16px; background: var(--soft); color: var(--muted); }
.tab.active { background: rgba(124,243,199,.15); color: var(--text); }
.auth-form { display: grid; gap: 14px; }
.auth-form label, .form-grid label { display: grid; gap: 8px; font-size: 14px; color: var(--muted); }
input, textarea, select {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}
textarea { min-height: 92px; resize: vertical; }
.primary-btn { padding: 13px 18px; background: linear-gradient(135deg, var(--accent), #53dfad); color: #052016; font-weight: 800; }
.ghost-btn { padding: 12px 16px; background: var(--soft); color: var(--text); }
.hidden { display: none !important; }
.error-banner { background: rgba(255,143,163,.12); color: #ffc6d0; padding: 12px 14px; border-radius: 14px; border: 1px solid rgba(255,143,163,.24); margin-bottom: 14px; }
.microcopy { margin-top: 14px; }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; padding: 28px 32px 10px; }
.topbar h1 { margin: 8px 0; font-size: clamp(28px, 4vw, 46px); }
.topbar-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.top-chip { padding: 10px 14px; border: 1px solid var(--soft); border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.035); }
.dashboard-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; padding: 14px 32px 32px; }
.span-12 { grid-column: span 12; } .span-8 { grid-column: span 8; } .span-7 { grid-column: span 7; } .span-6 { grid-column: span 6; } .span-5 { grid-column: span 5; } .span-4 { grid-column: span 4; }
.dashboard-grid > section { border-radius: 24px; padding: 22px; min-height: 120px; }
.hero-panel { display: grid; grid-template-columns: 1.15fr .95fr; gap: 18px; }
.hero-copy h2 { margin: 10px 0 8px; font-size: clamp(30px, 5vw, 54px); }
.hero-metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.metric-card { padding: 18px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid var(--soft); display: grid; gap: 8px; }
.metric-card strong { font-size: 34px; }
.metric-card small { font-size: 13px; }
.accent-card { background: linear-gradient(180deg, rgba(124,243,199,.12), rgba(255,255,255,.03)); }
.stack-panel { display: grid; gap: 14px; }
.macro-stack { display: grid; gap: 12px; }
.macro-card { border: 1px solid var(--soft); border-radius: 18px; padding: 14px; background: rgba(255,255,255,.03); }
.macro-row, .section-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.macro-row { padding-bottom: 10px; }
.progress-block { margin-top: 20px; display: grid; gap: 10px; }
.progress-label { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); }
.progress-track { position: relative; width: 100%; height: 14px; border-radius: 999px; overflow: hidden; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.04); }
.progress-track.slim { height: 10px; }
.progress-fill { height: 100%; border-radius: inherit; }
.progress-fill.mint { background: linear-gradient(90deg, #7cf3c7, #52dfad); }
.progress-fill.blue { background: linear-gradient(90deg, #8ba4ff, #6b86ff); }
.progress-fill.amber { background: linear-gradient(90deg, #ffb86b, #ff9f3e); }
.chart-card { min-height: 320px; }
.chart-card canvas, #weightChart { margin-top: 18px; height: 240px !important; }
.chip { border: 1px solid var(--soft); background: rgba(255,255,255,.04); padding: 8px 12px; border-radius: 999px; color: var(--muted); font-size: 12px; }
.chip.warning { color: #ffd39f; border-color: rgba(255,184,107,.24); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.form-grid.compact { grid-template-columns: 1fr; }
.form-grid .span-2 { grid-column: span 2; }
.goal-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; grid-column: span 2; }
.goal-summary > div { border: 1px solid var(--soft); border-radius: 18px; padding: 14px; background: rgba(255,255,255,.03); }
.goal-summary b { display: block; margin-top: 6px; font-size: 22px; }
.meal-list { display: grid; gap: 12px; }
.meal-card { display: grid; grid-template-columns: 110px 1fr; gap: 14px; padding: 14px; border-radius: 20px; background: rgba(255,255,255,.035); border: 1px solid var(--soft); }
.meal-card img, .meal-placeholder { width: 110px; height: 110px; border-radius: 18px; object-fit: cover; background: linear-gradient(135deg, rgba(124,243,199,.35), rgba(139,164,255,.25)); }
.meal-top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.meal-top h3 { margin: 0; }
.meal-stats { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 6px; }
.meal-stats span { font-size: 12px; color: var(--muted); padding: 7px 9px; border-radius: 999px; border: 1px solid var(--soft); }
.grid.two { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (max-width: 1080px) {
  .auth-wrap, .dashboard-grid, .form-grid, .goal-summary, .hero-panel, .hero-metrics { grid-template-columns: 1fr; }
  .span-12, .span-8, .span-7, .span-6, .span-5, .span-4, .form-grid .span-2 { grid-column: span 1; }
  .dashboard-grid { padding: 12px; }
  .topbar { padding: 20px 12px 4px; flex-direction: column; }
}