/* ============================================================
   FitLife Theme — CSS Custom Properties
   To retheme: change the values in :root only.
   ============================================================ */

:root {
  /* Accent palette — red/orange fire */
  --accent:         #e85d04;
  --accent-dark:    #c44b02;
  --accent-light:   #fb923c;
  --accent-glow:    rgba(232, 93, 4, 0.25);

  /* Background layers */
  --bg:             #0a0a0a;
  --surface:        #141414;
  --surface-2:      #1e1e1e;
  --surface-3:      #282828;
  --border:         #333333;
  --border-subtle:  #1f1f1f;

  /* Text */
  --text:           #f0f0f0;
  --text-muted:     #888888;
  --text-faint:     #555555;
  --text-on-accent: #ffffff;

  /* Semantic */
  --success:        #22c55e;
  --warning:        #f59e0b;
  --danger:         #ef4444;
  --info:           #3b82f6;

  /* Sizing */
  --radius:         8px;
  --radius-lg:      14px;
  --radius-pill:    999px;
  --nav-height:     64px;
  --topbar-height:  52px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.6);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.7);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.8);
  --shadow-accent: 0 0 16px var(--accent-glow);

  /* Transitions */
  --transition: 0.18s ease;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--accent); }

/* ============================================================
   Top Bar
   ============================================================ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--topbar-height) + env(safe-area-inset-top));
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  padding: 0 1rem env(safe-area-inset-bottom, 0) 1rem;
  padding-top: env(safe-area-inset-top);
  z-index: 100;
  gap: 0.75rem;
}

.topbar__logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--accent);
  text-transform: uppercase;
}

.topbar__stats {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  gap: 1rem;
  align-items: center;
}

.topbar__stat-val {
  color: var(--text);
  font-weight: 600;
}

.topbar__menu-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.topbar__menu-btn:hover {
  color: var(--text);
  background: var(--surface-2);
}

/* ============================================================
   Main Content Area
   ============================================================ */
.main-content {
  padding-top: calc(var(--topbar-height) + env(safe-area-inset-top) + 1.25rem);
  padding-bottom: calc(var(--nav-height) + 1.25rem);
  padding-left: 1rem;
  padding-right: 1rem;
  max-width: 680px;
  margin: 0 auto;
}

/* ============================================================
   Bottom Navigation
   ============================================================ */
.bottomnav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 100;
}

.bottomnav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--text-faint);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: color var(--transition);
  cursor: pointer;
  text-decoration: none;
}

.bottomnav__item svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.8;
}

.bottomnav__item:hover,
.bottomnav__item.active {
  color: var(--accent);
}

.bottomnav__item.active svg {
  filter: drop-shadow(0 0 6px var(--accent));
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.125rem 1.25rem;
  box-shadow: var(--shadow-sm);
}

.card--accent {
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.card__title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.card__action {
  font-size: 0.75rem;
  color: var(--accent-light);
  font-weight: 600;
}
.card__action:hover { color: var(--accent); }

.card__big-number {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
}

.card__unit {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-left: 2px;
}

.card__sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ============================================================
   Grid Layouts
   ============================================================ */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

/* ============================================================
   Macro Bar
   ============================================================ */
.macro-bar {
  height: 6px;
  background: var(--surface-3);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-top: 0.5rem;
}

.macro-bar__fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--accent);
  transition: width 0.4s ease;
}

.macro-bar__fill--protein { background: #3b82f6; }
.macro-bar__fill--carbs   { background: #f59e0b; }
.macro-bar__fill--fat     { background: var(--accent); }

.macro-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.macro-row__val { color: var(--text); font-weight: 600; }

/* ============================================================
   Wellness Strip
   ============================================================ */
.wellness-strip {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.wellness-chip {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.wellness-chip__label { color: var(--text-faint); font-size: 0.65rem; text-transform: uppercase; }
.wellness-chip__val   { color: var(--text); font-weight: 600; }
#sleep-chip .wellness-chip__val { color: #000; }
.wellness-chip--good  .wellness-chip__val { color: var(--success); }
.wellness-chip--ok    .wellness-chip__val { color: var(--warning); }
.wellness-chip--bad   .wellness-chip__val { color: var(--danger); }

/* ============================================================
   Forms & Inputs
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-control {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 0.65rem 0.875rem;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  outline: none;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder { color: var(--text-faint); }
.set-weight::placeholder, .set-reps::placeholder, .set-notes::placeholder { color: var(--text-muted); }

/* Remove number input spinners globally */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] { -moz-appearance: textfield; }

.form-control-wrap {
  position: relative;
}

.form-control-wrap .form-control {
  padding-right: 2.75rem;
}

.form-control-wrap .input-icon {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-faint);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  transition: color var(--transition);
}
.form-control-wrap .input-icon:hover { color: var(--text-muted); }

.form-error {
  font-size: 0.75rem;
  color: var(--danger);
  margin-top: 2px;
}

.form-hint {
  font-size: 0.74rem;
  color: var(--text-faint);
}

.errorlist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.errorlist li {
  font-size: 0.75rem;
  color: var(--danger);
  margin-top: 3px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  line-height: 1;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: var(--text-on-accent);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: var(--shadow-accent);
  color: var(--text-on-accent);
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--surface-3);
  color: var(--text);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
}
.btn-ghost:hover {
  color: var(--text);
  background: var(--surface-2);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.btn-full { width: 100%; }

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
}

/* ============================================================
   Auth Pages
   ============================================================ */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-lg);
}

.auth-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  text-align: center;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.auth-subtitle {
  font-size: 0.82rem;
  color: var(--text-faint);
  text-align: center;
  margin-bottom: 2rem;
}

.auth-footer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-top: 1.5rem;
}

/* Step indicator */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.step-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--surface-3);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.step-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

.step-dot.done {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

/* ============================================================
   Checkbox / Toggle
   ============================================================ */
.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-row span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Multi-select checkboxes (for forms like day_of_week) */
ul[id$="_list"] {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.5rem;
}

ul[id$="_list"] li {
  display: flex;
  align-items: center;
}

ul[id$="_list"] input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
  margin-right: 0.5rem;
}

ul[id$="_list"] label {
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ============================================================
   Alerts / Messages
   ============================================================ */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
}

.alert-error   { background: rgba(239,68,68,0.1);  color: #fca5a5; border-color: rgba(239,68,68,0.3);  }
.alert-success { background: rgba(34,197,94,0.1);   color: #86efac; border-color: rgba(34,197,94,0.3);  }
.alert-warning { background: rgba(245,158,11,0.1);  color: #fcd34d; border-color: rgba(245,158,11,0.3); }
.alert-info    { background: rgba(59,130,246,0.1);  color: #93c5fd; border-color: rgba(59,130,246,0.3); }

/* ============================================================
   Section Headers
   ============================================================ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ============================================================
   Divider
   ============================================================ */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.25rem 0;
}

/* ============================================================
   Pill / Badge
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-accent  { background: var(--accent-glow);      color: var(--accent-light); }
.badge-success { background: rgba(34,197,94,0.15);    color: var(--success); }
.badge-muted   { background: var(--surface-3);        color: var(--text-muted); }

/* ============================================================
   Scrollbar
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: var(--radius-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--border); }

/* ============================================================
   Utilities
   ============================================================ */
.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }