/* ═══════════════════════════════════════════════════════════
   INSULBALANCE — STYLES.CSS
   Palette: Chlorophyll-inspired with warm earth accents
   Fonts: Bricolage Grotesque (display) + Instrument Sans (body)
═══════════════════════════════════════════════════════════ */

:root {
  --green-900: #0A1F02;
  --green-800: #1A3A08;
  --green-700: #2D6A1E;
  --green-600: #3D8A2A;
  --green-500: #52A83A;
  --green-400: #7BC95A;
  --green-300: #A8E080;
  --green-200: #D4F0B8;
  --green-100: #F0FFF0;
  --green-50:  #F7FFF4;

  --amber-600: #B45309;
  --amber-500: #D97706;
  --amber-400: #F59E0B;
  --amber-300: #FCD34D;
  --amber-100: #FEF3C7;

  --red-500: #EF4444;
  --red-100: #FEE2E2;

  --blue-500: #3B82F6;
  --blue-100: #DBEAFE;

  --surface-0: #FFFFFF;
  --surface-1: #F7FFF4;
  --surface-2: #EEF7E8;
  --surface-3: #E2F0D8;

  --text-primary:   #0A1F02;
  --text-secondary: #3D5A2A;
  --text-muted:     #6B8A5A;
  --text-faint:     #9AB88A;

  --border-light: #D4E8C4;
  --border-mid:   #B8D4A0;

  --shadow-sm: 0 1px 3px rgba(10,31,2,0.08);
  --shadow-md: 0 4px 16px rgba(10,31,2,0.10);
  --shadow-lg: 0 8px 32px rgba(10,31,2,0.14);
  --shadow-xl: 0 16px 48px rgba(10,31,2,0.18);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --sidebar-width: 260px;
  --topbar-height: 64px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Instrument Sans', sans-serif;
  background: var(--surface-1);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Bricolage Grotesque', sans-serif;
  line-height: 1.2;
  font-weight: 700;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 0.95rem; }
img { max-width: 100%; }

.hidden { display: none !important; }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface-2); }
::-webkit-scrollbar-thumb { background: var(--green-300); border-radius: 3px; }

/* ═══════════════════════════════════════════════════════════
   ONBOARDING OVERLAY
═══════════════════════════════════════════════════════════ */
.onboarding-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 40%, #1a3a08 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  overflow-y: auto;
}
.onboarding-overlay:not(.active) { display: none; }

.onboarding-container {
  width: 100%; max-width: 680px;
  background: var(--surface-0);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.onboarding-step { display: none; }
.onboarding-step.active { display: block; animation: fadeSlideUp 0.4s ease; }

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.onboarding-logo {
  font-size: 3.5rem; text-align: center; margin-bottom: 12px;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.onboarding-title {
  font-size: clamp(2rem, 5vw, 2.8rem);
  text-align: center;
  color: var(--green-800);
  margin-bottom: 8px;
}

.onboarding-subtitle {
  text-align: center;
  color: var(--green-600);
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.onboarding-desc {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto 28px;
  line-height: 1.7;
}

.onboarding-features {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center; margin-bottom: 32px;
}

.feature-pill {
  background: var(--green-100);
  color: var(--green-700);
  border: 1px solid var(--green-200);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 500;
}

.step-indicator {
  display: inline-block;
  background: var(--green-100);
  color: var(--green-700);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.onboarding-nav {
  display: flex; gap: 12px; justify-content: flex-end;
  margin-top: 32px;
}

/* ─── RESTRICTIONS GRID ─── */
.restrictions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}
.restrictions-grid.small { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }

.restriction-card {
  display: flex; flex-direction: column; align-items: center;
  gap: 4px; padding: 14px 10px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  background: var(--surface-0);
}
.restriction-card:hover { border-color: var(--green-400); background: var(--green-50); }
.restriction-card input[type="checkbox"] { display: none; }
.restriction-card:has(input:checked) {
  border-color: var(--green-500);
  background: var(--green-100);
}
.r-icon { font-size: 1.6rem; }
.r-label { font-size: 0.82rem; font-weight: 600; color: var(--text-primary); }
.r-sub { font-size: 0.72rem; color: var(--text-muted); }

/* ─── CUISINE GRID ─── */
.cuisine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}
.cuisine-grid.small { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }

.cuisine-card {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 14px 8px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  background: var(--surface-0);
}
.cuisine-card:hover { border-color: var(--green-400); background: var(--green-50); }
.cuisine-card input[type="checkbox"] { display: none; }
.cuisine-card:has(input:checked) {
  border-color: var(--green-500);
  background: var(--green-100);
}
.c-flag { font-size: 1.8rem; }
.c-name { font-size: 0.78rem; font-weight: 600; color: var(--text-primary); }

/* ═══════════════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════════════ */
.btn-primary {
  background: var(--green-700);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
  border: 2px solid transparent;
}
.btn-primary:hover {
  background: var(--green-600);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(45,106,30,0.3);
}
.btn-primary.btn-large { padding: 16px 36px; font-size: 1.05rem; width: 100%; justify-content: center; margin-bottom: 12px; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  border: 2px solid var(--border-light);
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-ghost:hover { border-color: var(--green-400); color: var(--green-700); background: var(--green-50); }

.btn-text {
  background: none; border: none;
  color: var(--green-600);
  font-size: 0.88rem; font-weight: 600;
  padding: 4px 0;
  transition: var(--transition);
}
.btn-text:hover { color: var(--green-800); }

.btn-small {
  background: var(--green-700); color: #fff;
  padding: 6px 14px; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 600;
  transition: var(--transition);
}
.btn-small:hover { background: var(--green-600); }

/* ═══════════════════════════════════════════════════════════
   FORMS
═══════════════════════════════════════════════════════════ */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 8px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px 14px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  background: var(--surface-0);
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(82,168,58,0.15);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group input[type="range"] { padding: 4px 0; border: none; accent-color: var(--green-600); }

/* ═══════════════════════════════════════════════════════════
   APP SHELL
═══════════════════════════════════════════════════════════ */
.app {
  display: flex;
  min-height: 100vh;
}

/* ─── SIDEBAR ─── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--green-900);
  color: #fff;
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: transform var(--transition);
  overflow-y: auto;
}

.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
}
.logo-icon { font-size: 1.6rem; }
.logo-text {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1.2rem; font-weight: 800;
  color: var(--green-300);
  letter-spacing: -0.02em;
}

.sidebar-close {
  display: none;
  color: rgba(255,255,255,0.5);
  font-size: 1.1rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.sidebar-close:hover { color: #fff; background: rgba(255,255,255,0.1); }

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex; flex-direction: column; gap: 4px;
}

.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem; font-weight: 500;
  transition: var(--transition);
}
.nav-item:hover { background: rgba(255,255,255,0.08); color: #fff; }
.nav-item.active { background: var(--green-700); color: #fff; }
.nav-icon { font-size: 1.1rem; width: 22px; text-align: center; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.fasting-status-mini {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: rgba(255,255,255,0.6);
}
.fsm-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-faint);
  transition: var(--transition);
}
.fsm-dot.active { background: var(--green-400); box-shadow: 0 0 6px var(--green-400); animation: blink 1.5s ease-in-out infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ─── MAIN WRAPPER ─── */
.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex; flex-direction: column;
  min-height: 100vh;
}

/* ─── TOPBAR ─── */
.topbar {
  height: var(--topbar-height);
  background: var(--surface-0);
  border-bottom: 1px solid var(--border-light);
  display: flex; align-items: center;
  padding: 0 24px;
  position: sticky; top: 0; z-index: 100;
  gap: 16px;
}

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; border-radius: var(--radius-sm);
  transition: var(--transition);
}
.hamburger:hover { background: var(--surface-2); }
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text-primary); border-radius: 2px;
  transition: var(--transition);
}

.topbar-title {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1.1rem; font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

.topbar-right { display: flex; align-items: center; gap: 12px; }

.user-avatar {
  width: 36px; height: 36px;
  background: var(--green-700);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}
.user-avatar:hover { background: var(--green-600); transform: scale(1.05); }

/* ─── PAGE CONTENT ─── */
.page-content {
  flex: 1;
  padding: 28px 32px;
  max-width: 1200px;
  width: 100%;
}

.page { display: none; animation: fadeSlideUp 0.3s ease; }
.page.active { display: block; }

.page-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 28px; gap: 16px; flex-wrap: wrap;
}

.page-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--text-primary);
  margin-bottom: 4px;
}
.page-subtitle { color: var(--text-muted); font-size: 0.95rem; }

.header-badge {
  background: var(--green-700);
  color: #fff;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.88rem; font-weight: 700;
  white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════
   DASHBOARD
═══════════════════════════════════════════════════════════ */
.eating-window-banner {
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px; flex-wrap: wrap;
}
.ewb-status { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.ewb-time { font-size: 0.88rem; opacity: 0.8; }
.ewb-countdown { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.stat-icon { font-size: 1.8rem; margin-bottom: 8px; }
.stat-value { font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.8rem; font-weight: 800; color: var(--green-700); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; margin-top: 4px; }

.section-block { margin-bottom: 32px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.section-title { font-size: 1.2rem; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; }
.section-header .section-title { margin-bottom: 0; }

.today-meals { display: flex; flex-direction: column; gap: 12px; }

.today-meal-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex; align-items: center; gap: 16px;
  transition: var(--transition);
}
.today-meal-card:hover { box-shadow: var(--shadow-sm); }
.tmc-time { font-size: 0.8rem; font-weight: 700; color: var(--green-600); min-width: 70px; }
.tmc-icon { font-size: 1.6rem; }
.tmc-info { flex: 1; }
.tmc-name { font-weight: 600; font-size: 0.95rem; }
.tmc-cuisine { font-size: 0.78rem; color: var(--text-muted); }
.tmc-badge { padding: 4px 10px; border-radius: var(--radius-full); font-size: 0.72rem; font-weight: 600; }
.tmc-badge.low { background: var(--green-100); color: var(--green-700); }
.tmc-badge.medium { background: var(--amber-100); color: var(--amber-600); }

.quick-actions {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
}
.qa-btn {
  background: var(--surface-0);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 0.82rem; font-weight: 600; color: var(--text-secondary);
  transition: var(--transition);
}
.qa-btn span { font-size: 1.6rem; }
.qa-btn:hover { border-color: var(--green-400); background: var(--green-50); color: var(--green-700); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.tip-card {
  background: linear-gradient(135deg, var(--amber-100), #fff8e8);
  border: 1px solid var(--amber-300);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex; gap: 16px; align-items: flex-start;
}
.tip-icon { font-size: 1.8rem; flex-shrink: 0; }
.tip-label { font-size: 0.75rem; font-weight: 700; color: var(--amber-600); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.tip-text { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.6; }

/* ═══════════════════════════════════════════════════════════
   PROGRAM PAGE
═══════════════════════════════════════════════════════════ */
.program-hero {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 32px;
  display: grid; grid-template-columns: 1fr 280px; gap: 32px;
  align-items: center;
  margin-bottom: 32px;
}
.program-hero-text h2 { font-size: 1.5rem; margin-bottom: 12px; color: var(--green-800); }
.program-hero-text p { color: var(--text-secondary); line-height: 1.7; }

.insulin-curve { text-align: center; }
.curve-label { font-size: 0.78rem; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.06em; }
.curve-svg { width: 100%; max-width: 300px; }

.principles-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px;
}
.principle-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.principle-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--green-500), var(--green-300));
}
.principle-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.principle-num { font-size: 2.5rem; font-weight: 800; color: var(--green-200); line-height: 1; margin-bottom: 8px; font-family: 'Bricolage Grotesque', sans-serif; }
.principle-card h3 { font-size: 1rem; color: var(--green-800); margin-bottom: 10px; }
.principle-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.65; margin-bottom: 12px; }
.principle-ref { font-size: 0.75rem; color: var(--text-muted); font-style: italic; }

.timing-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.timing-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
}
.timing-card.eat { border-color: var(--green-300); }
.timing-card.fast { border-color: #fca5a5; }

.timing-header {
  padding: 20px 24px;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.timing-card.eat .timing-header { background: var(--green-100); }
.timing-card.fast .timing-header { background: var(--red-100); }
.timing-icon { font-size: 1.4rem; }
.timing-header h3 { font-size: 0.9rem; font-weight: 800; letter-spacing: 0.08em; flex: 1; }
.timing-badge { padding: 4px 12px; border-radius: var(--radius-full); font-size: 0.78rem; font-weight: 700; }
.eat-badge { background: var(--green-700); color: #fff; }
.fast-badge { background: var(--red-500); color: #fff; }

.timing-body { padding: 20px 24px; background: var(--surface-0); display: flex; flex-direction: column; gap: 16px; }
.timing-item strong { display: block; font-size: 0.88rem; color: var(--text-primary); margin-bottom: 4px; }
.timing-item p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.6; }

.food-guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.food-category {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.food-category h3 { padding: 16px 20px; font-size: 0.95rem; border-bottom: 1px solid var(--border-light); }
.eat-foods h3 { background: var(--green-50); color: var(--green-800); }
.avoid-foods h3 { background: var(--red-100); color: #991b1b; }
.food-list { padding: 12px; display: flex; flex-direction: column; gap: 4px; }
.food-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-sm); transition: var(--transition); }
.food-item:hover { background: var(--surface-1); }
.fi-icon { font-size: 1.4rem; flex-shrink: 0; }
.food-item div { display: flex; flex-direction: column; gap: 2px; }
.food-item strong { font-size: 0.85rem; }
.food-item span { font-size: 0.78rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════
   MEAL PLAN PAGE
═══════════════════════════════════════════════════════════ */
.week-nav {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 20px;
}
.week-btn {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition);
}
.week-btn:hover { border-color: var(--green-400); color: var(--green-700); }
.week-label { font-weight: 700; font-size: 1rem; flex: 1; text-align: center; }

.day-tabs {
  display: flex; gap: 8px; overflow-x: auto;
  padding-bottom: 4px; margin-bottom: 24px;
  scrollbar-width: none;
}
.day-tabs::-webkit-scrollbar { display: none; }

.day-tab {
  flex-shrink: 0;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-light);
  background: var(--surface-0);
  font-size: 0.85rem; font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}
.day-tab:hover { border-color: var(--green-400); color: var(--green-700); }
.day-tab.active { background: var(--green-700); border-color: var(--green-700); color: #fff; }
.day-tab .dt-day { font-size: 0.72rem; opacity: 0.8; display: block; }

.meal-plan-content { display: flex; flex-direction: column; gap: 16px; }

.meal-slot {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.meal-slot:hover { box-shadow: var(--shadow-sm); }

.meal-slot-header {
  padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid var(--border-light);
}
.msh-time { font-size: 0.78rem; font-weight: 700; color: var(--green-600); min-width: 80px; }
.msh-type { font-size: 0.88rem; font-weight: 700; flex: 1; }
.msh-insulin { padding: 3px 10px; border-radius: var(--radius-full); font-size: 0.72rem; font-weight: 700; }
.msh-insulin.low { background: var(--green-100); color: var(--green-700); }
.msh-insulin.medium { background: var(--amber-100); color: var(--amber-600); }

.meal-slot-body {
  padding: 16px 20px;
  display: flex; align-items: center; gap: 16px;
}
.msb-emoji { font-size: 2.2rem; }
.msb-info { flex: 1; }
.msb-name { font-weight: 700; font-size: 1rem; margin-bottom: 4px; }
.msb-cuisine { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 8px; }
.msb-macros { display: flex; gap: 12px; }
.macro-pill { font-size: 0.72rem; padding: 3px 8px; border-radius: var(--radius-full); background: var(--surface-2); color: var(--text-secondary); font-weight: 500; }
.msb-actions { display: flex; gap: 8px; }
.msb-btn { padding: 6px 12px; border-radius: var(--radius-sm); font-size: 0.78rem; font-weight: 600; border: 1px solid var(--border-light); background: var(--surface-0); color: var(--text-secondary); transition: var(--transition); }
.msb-btn:hover { border-color: var(--green-400); color: var(--green-700); background: var(--green-50); }
.msb-btn.swap { background: var(--green-50); border-color: var(--green-300); color: var(--green-700); }

/* ═══════════════════════════════════════════════════════════
   RECIPES PAGE
═══════════════════════════════════════════════════════════ */
.recipe-controls {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
}

.search-bar {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface-1);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  margin-bottom: 16px;
  transition: var(--transition);
}
.search-bar:focus-within { border-color: var(--green-500); box-shadow: 0 0 0 3px rgba(82,168,58,0.12); }
.search-icon { font-size: 1rem; color: var(--text-muted); }
.search-bar input { flex: 1; border: none; background: none; outline: none; font-size: 0.95rem; color: var(--text-primary); }

.filter-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.filter-group { display: flex; flex-direction: column; gap: 4px; min-width: 140px; }
.filter-group label { font-size: 0.72rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.filter-group select { padding: 7px 10px; border: 1px solid var(--border-light); border-radius: var(--radius-sm); background: var(--surface-0); font-size: 0.85rem; color: var(--text-primary); outline: none; transition: var(--transition); }
.filter-group select:focus { border-color: var(--green-500); }

.active-restrictions-bar { display: flex; flex-wrap: wrap; gap: 6px; }
.ar-pill {
  background: var(--green-100); color: var(--green-700);
  border: 1px solid var(--green-300);
  padding: 3px 10px; border-radius: var(--radius-full);
  font-size: 0.75rem; font-weight: 600;
}

.recipe-count { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; }

.recipes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.recipe-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}
.recipe-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.recipe-card-img {
  height: 140px;
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem;
  position: relative;
}
.recipe-card-img .rc-cuisine-badge {
  position: absolute; top: 10px; right: 10px;
  background: rgba(0,0,0,0.6); color: #fff;
  padding: 3px 8px; border-radius: var(--radius-full);
  font-size: 0.7rem; font-weight: 600;
}

.recipe-card-body { padding: 16px; }
.rc-type { font-size: 0.7rem; font-weight: 700; color: var(--green-600); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.rc-name { font-size: 1rem; font-weight: 700; margin-bottom: 8px; line-height: 1.3; }
.rc-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.rc-meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.rc-meta-item { font-size: 0.72rem; color: var(--text-muted); display: flex; align-items: center; gap: 3px; }
.rc-insulin { padding: 3px 8px; border-radius: var(--radius-full); font-size: 0.7rem; font-weight: 700; margin-left: auto; }
.rc-insulin.low { background: var(--green-100); color: var(--green-700); }
.rc-insulin.medium { background: var(--amber-100); color: var(--amber-600); }

.rc-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 10px; }
.rc-tag { background: var(--surface-2); color: var(--text-muted); padding: 2px 7px; border-radius: var(--radius-full); font-size: 0.68rem; }

/* ─── RECIPE MODAL ─── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(10,31,2,0.6);
  display: none; align-items: center; justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }

.modal-content {
  background: var(--surface-0);
  border-radius: var(--radius-xl);
  max-width: 680px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: fadeSlideUp 0.3s ease;
}

.recipe-modal-header {
  padding: 28px 28px 20px;
  border-bottom: 1px solid var(--border-light);
  position: relative;
}
.rmh-emoji { font-size: 3.5rem; margin-bottom: 12px; display: block; }
.rmh-type { font-size: 0.75rem; font-weight: 700; color: var(--green-600); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.rmh-title { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; }
.rmh-desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }
.rmh-close {
  position: absolute; top: 20px; right: 20px;
  width: 32px; height: 32px;
  background: var(--surface-2); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--text-muted);
  transition: var(--transition);
}
.rmh-close:hover { background: var(--surface-3); color: var(--text-primary); }

.recipe-modal-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border-light);
  background: var(--surface-1);
}
.rmm-item { display: flex; flex-direction: column; gap: 2px; }
.rmm-label { font-size: 0.68rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.rmm-value { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }

.recipe-modal-body { padding: 24px 28px; }
.rmb-section { margin-bottom: 24px; }
.rmb-section h3 { font-size: 1rem; font-weight: 700; color: var(--green-800); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--green-100); }
.ingredients-list { display: flex; flex-direction: column; gap: 6px; }
.ingredient-item { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; padding: 6px 0; border-bottom: 1px solid var(--surface-2); }
.ingredient-item::before { content: '•'; color: var(--green-500); font-size: 1.2rem; flex-shrink: 0; }
.steps-list { display: flex; flex-direction: column; gap: 12px; }
.step-item { display: flex; gap: 14px; align-items: flex-start; }
.step-num { width: 28px; height: 28px; background: var(--green-700); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.78rem; font-weight: 700; flex-shrink: 0; margin-top: 2px; }
.step-text { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }

.nutrition-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.nutrition-item { background: var(--surface-1); border-radius: var(--radius-md); padding: 12px; text-align: center; }
.ni-value { font-size: 1.2rem; font-weight: 800; color: var(--green-700); font-family: 'Bricolage Grotesque', sans-serif; }
.ni-label { font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }

.science-note {
  background: var(--green-50);
  border: 1px solid var(--green-200);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.science-note strong { color: var(--green-700); }

/* ═══════════════════════════════════════════════════════════
   FASTING TIMER PAGE
═══════════════════════════════════════════════════════════ */
.fasting-protocol-selector {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 28px;
}
.fasting-protocol-selector h3 { font-size: 0.9rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 14px; }

.protocol-options { display: flex; gap: 10px; flex-wrap: wrap; }
.protocol-btn {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 12px 20px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--surface-0);
  transition: var(--transition);
  min-width: 90px;
}
.protocol-btn strong { font-size: 1.1rem; font-weight: 800; color: var(--text-primary); }
.protocol-btn span { font-size: 0.72rem; color: var(--text-muted); }
.protocol-btn:hover { border-color: var(--green-400); background: var(--green-50); }
.protocol-btn.active { border-color: var(--green-600); background: var(--green-100); }
.protocol-btn.active strong { color: var(--green-700); }

.fasting-timer-display {
  display: flex; flex-direction: column; align-items: center;
  gap: 28px; margin-bottom: 36px;
}

.timer-ring-container {
  position: relative; width: 220px; height: 220px;
}
.timer-ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--surface-3); stroke-width: 12; }
.ring-progress {
  fill: none; stroke: var(--green-500); stroke-width: 12;
  stroke-linecap: round;
  stroke-dasharray: 534;
  stroke-dashoffset: 534;
  transition: stroke-dashoffset 1s linear;
}
.timer-inner {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px;
}
.timer-phase { font-size: 0.72rem; font-weight: 800; letter-spacing: 0.12em; color: var(--text-muted); text-transform: uppercase; }
.timer-clock { font-family: 'Bricolage Grotesque', sans-serif; font-size: 2rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.02em; }
.timer-label { font-size: 0.78rem; color: var(--text-muted); }

.timer-controls { display: flex; gap: 12px; }
.timer-btn {
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: 1rem; font-weight: 700;
  transition: var(--transition);
}
.timer-btn.start { background: var(--green-700); color: #fff; }
.timer-btn.start:hover { background: var(--green-600); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(45,106,30,0.3); }
.timer-btn.start.running { background: var(--red-500); }
.timer-btn.reset { background: var(--surface-0); border: 2px solid var(--border-light); color: var(--text-secondary); }
.timer-btn.reset:hover { border-color: var(--green-400); color: var(--green-700); }

.fasting-schedule {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  flex-wrap: wrap; justify-content: center;
}
.schedule-item { text-align: center; }
.si-time { font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.2rem; font-weight: 800; color: var(--green-700); }
.si-label { font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }
.schedule-arrow { font-size: 1.2rem; color: var(--text-faint); }

.fasting-milestones { }
.fasting-milestones h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 16px; }
.milestones-list { display: flex; flex-direction: column; gap: 10px; }
.milestone {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex; align-items: center; gap: 16px;
  transition: var(--transition);
}
.milestone.reached { border-color: var(--green-300); background: var(--green-50); }
.m-icon { font-size: 1.6rem; flex-shrink: 0; }
.m-info { flex: 1; }
.m-info strong { font-size: 0.9rem; display: block; margin-bottom: 3px; }
.m-info p { font-size: 0.8rem; color: var(--text-muted); }
.m-status { padding: 4px 12px; border-radius: var(--radius-full); font-size: 0.72rem; font-weight: 700; }
.m-status.pending { background: var(--surface-2); color: var(--text-muted); }
.m-status.reached { background: var(--green-100); color: var(--green-700); }

/* ═══════════════════════════════════════════════════════════
   PROGRESS TRACKER
═══════════════════════════════════════════════════════════ */
.tracker-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-bottom: 28px;
}
.tracker-stat-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.tsc-label { font-size: 0.75rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.tsc-value { font-family: 'Bricolage Grotesque', sans-serif; font-size: 2rem; font-weight: 800; color: var(--green-700); margin-bottom: 4px; }
.tsc-change { font-size: 0.78rem; color: var(--text-muted); }
.tsc-change.positive { color: var(--green-600); }

.chart-container { position: relative; background: var(--surface-0); border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 20px; min-height: 200px; }
.chart-empty { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; }
.chart-empty p { color: var(--text-muted); font-size: 0.9rem; }
canvas { display: block; width: 100% !important; }

.progress-log { display: flex; flex-direction: column; gap: 10px; }
.log-entry {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex; align-items: center; gap: 16px;
}
.le-date { font-size: 0.82rem; font-weight: 700; color: var(--green-600); min-width: 90px; }
.le-weight { font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.2rem; font-weight: 800; color: var(--text-primary); }
.le-details { flex: 1; display: flex; gap: 12px; flex-wrap: wrap; }
.le-detail { font-size: 0.78rem; color: var(--text-muted); }
.le-notes { font-size: 0.8rem; color: var(--text-secondary); font-style: italic; }
.log-empty { text-align: center; padding: 40px; color: var(--text-muted); font-size: 0.9rem; }

.log-modal-content { padding: 28px; max-width: 560px; }
.log-modal-content h2 { font-size: 1.4rem; margin-bottom: 20px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* ═══════════════════════════════════════════════════════════
   PROFILE PAGE
═══════════════════════════════════════════════════════════ */
.profile-layout { display: grid; grid-template-columns: 280px 1fr; gap: 24px; align-items: start; }

.profile-card {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 28px;
  text-align: center;
  position: sticky; top: calc(var(--topbar-height) + 20px);
}
.profile-avatar {
  width: 80px; height: 80px;
  background: var(--green-700); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; font-weight: 800;
  margin: 0 auto 16px;
}
.profile-name { font-size: 1.3rem; font-weight: 800; margin-bottom: 4px; }
.profile-goal { font-size: 0.85rem; color: var(--green-600); font-weight: 600; margin-bottom: 20px; }
.profile-stats-mini { display: flex; justify-content: space-around; padding-top: 16px; border-top: 1px solid var(--border-light); }
.profile-stats-mini div { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.profile-stats-mini strong { font-size: 1.3rem; font-weight: 800; color: var(--green-700); font-family: 'Bricolage Grotesque', sans-serif; }
.profile-stats-mini span { font-size: 0.7rem; color: var(--text-muted); }

.profile-settings { display: flex; flex-direction: column; gap: 24px; }
.settings-section {
  background: var(--surface-0);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.settings-section h3 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; color: var(--green-800); }

/* ═══════════════════════════════════════════════════════════
   TOAST
═══════════════════════════════════════════════════════════ */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: var(--green-800); color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.88rem; font-weight: 500;
  box-shadow: var(--shadow-lg);
  transform: translateY(80px); opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET
═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .tracker-stats { grid-template-columns: repeat(2, 1fr); }
  .program-hero { grid-template-columns: 1fr; }
  .program-hero-visual { display: none; }
  .timing-layout { grid-template-columns: 1fr; }
  .food-guide-grid { grid-template-columns: 1fr; }
  .profile-layout { grid-template-columns: 1fr; }
  .profile-card { position: static; }
  .nutrition-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --sidebar-width: 0px; }
  .sidebar {
    transform: translateX(-260px);
    width: 260px;
    box-shadow: var(--shadow-xl);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close { display: flex; }
  .main-wrapper { margin-left: 0; }
  .hamburger { display: flex; }
  .page-content { padding: 20px 16px; }
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .tracker-stats { grid-template-columns: repeat(2, 1fr); }
  .onboarding-container { padding: 28px 20px; }
  .eating-window-banner { flex-direction: column; align-items: flex-start; }
  .recipes-grid { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  .filter-row { flex-direction: column; }
  .filter-group { min-width: unset; }
  .fasting-schedule { gap: 8px; }
  .schedule-arrow { display: none; }
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
  .meal-slot-body { flex-direction: column; align-items: flex-start; }
  .msb-actions { width: 100%; }
  .msb-btn { flex: 1; text-align: center; }
  .nutrition-grid { grid-template-columns: repeat(2, 1fr); }
  .rmh-title { font-size: 1.3rem; }
  .recipe-modal-meta { gap: 10px; }
  .modal-content { border-radius: var(--radius-lg); }
  .recipe-modal-body { padding: 16px 18px; }
  .recipe-modal-header { padding: 20px 18px 16px; }
}

/* ─── SIDEBAR OVERLAY (mobile) ─── */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 199;
  background: rgba(0,0,0,0.4);
}
.sidebar-overlay.active { display: block; }