/* ─── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img, svg { display: block; }
button { font-family: inherit; cursor: pointer; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── Design Tokens ───────────────────────────────────────── */
:root {
  --bg:            #ffffff;
  --surface:       #f5f5f7;
  --surface2:      #e8e8ed;
  --border:        rgba(0,0,0,0.10);
  --border-accent: rgba(0,0,0,0.22);
  --accent:        #1d1d1f;
  --accent-light:  #424245;
  --accent-dim:    rgba(0,0,0,0.05);
  --accent-hover:  rgba(0,0,0,0.08);
  --text-primary:  #1d1d1f;
  --text-muted:    rgba(29,29,31,0.56);
  --red:           #cc2233;
  --green:         #1a7f4b;
  --radius-card:   12px;
  --radius-btn:    8px;
  --transition:    all 0.2s ease;
}

/* ─── Base ────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
body {
  font-family: 'Lexend', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
}
h1, h2, h3, h4 { font-family: 'Plus Jakarta Sans', sans-serif; line-height: 1.15; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ─── Navbar ──────────────────────────────────────────────── */
.navbar {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border); padding: 16px 0;
  transition: box-shadow 0.3s;
}
.navbar.scrolled {
  box-shadow: 0 1px 12px rgba(0,0,0,0.08);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo {
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.28rem; font-weight: 700;
  letter-spacing: -0.026em; color: var(--text-primary);
}
.logo .accent { color: var(--text-primary); }

.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a {
  font-size: 0.875rem; font-weight: 500; color: var(--text-muted);
  transition: var(--transition); position: relative;
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-right { display: flex; align-items: center; gap: 12px; }

/* ─── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent);
  color: #ffffff;
  border: none;
  padding: 11px 24px; border-radius: var(--radius-btn);
  font-size: 0.875rem; font-weight: 600;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
  position: relative; cursor: pointer;
}
.btn-primary:hover {
  background: var(--accent-light);
}
.btn-primary::before { display: none; }
.btn-primary::after  { display: none; }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-accent);
  padding: 11px 24px; border-radius: var(--radius-btn);
  font-size: 0.875rem; font-weight: 500;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-ghost:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}
.btn-ghost::before { display: none; }
.btn-ghost::after  { display: none; }

.btn-sm { padding: 7px 16px; font-size: 0.8rem; }

.btn-danger {
  background: rgba(204,34,51,0.07); color: var(--red);
  border: 1px solid rgba(204,34,51,0.22); padding: 8px 18px;
  border-radius: var(--radius-btn); font-size: 0.82rem; font-weight: 600;
  transition: var(--transition); cursor: pointer;
}
.btn-danger:hover { background: rgba(204,34,51,0.14); }

/* ─── Dept Badge ──────────────────────────────────────────── */
.dept-badge {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--accent-dim); border: 1px solid var(--border);
  border-radius: 6px; padding: 4px 13px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text-primary);
}

/* ─── User chip in navbar ─────────────────────────────────── */
.user-chip {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-btn); padding: 6px 15px 6px 8px;
  transition: var(--transition);
}
.user-chip:hover { border-color: var(--border-accent); }

.user-avatar {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--accent-dim); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; color: var(--text-primary); flex-shrink: 0;
}
.user-name { font-size: 0.83rem; font-weight: 500; color: var(--text-primary); }
.user-dept { font-size: 0.72rem; color: var(--text-muted); }

/* ─── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-card); padding: 24px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.card::before { display: none; }
.card::after  { display: none; }
.card:hover { border-color: var(--border-accent); box-shadow: 0 4px 20px rgba(0,0,0,0.08); }

/* ─── Section labels ──────────────────────────────────────── */
.label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px;
}
.label::before { content: ''; width: 20px; height: 1px; background: var(--text-muted); opacity: 0.5; }

.section-title { font-size: clamp(1.7rem, 3vw, 2.45rem); font-weight: 800; letter-spacing: -0.032em; margin-bottom: 12px; }
.section-desc { font-size: 0.95rem; color: var(--text-muted); line-height: 1.76; }

/* ─── Toast ───────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: var(--accent); border-radius: var(--radius-btn); padding: 12px 26px;
  font-size: 0.875rem; font-weight: 500; color: #ffffff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15); z-index: 999;
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1), opacity 0.35s ease;
  opacity: 0; pointer-events: none; white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.success { background: var(--green); }
.toast.error   { background: var(--red); }
.toast.warn    { background: #f59e0b; color: #1a1a1a; }

/* ─── Page wrapper ────────────────────────────────────────── */
.page { padding-top: 72px; min-height: 100vh; }

/* ─── Animations ──────────────────────────────────────────── */
.fade-in { animation: fadeIn 0.4s ease forwards; }
@keyframes fadeIn { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:translateY(0); } }

.stagger > * { opacity: 0; animation: fadeIn 0.4s ease forwards; }
.stagger > *:nth-child(1) { animation-delay: 0.05s; }
.stagger > *:nth-child(2) { animation-delay: 0.10s; }
.stagger > *:nth-child(3) { animation-delay: 0.15s; }
.stagger > *:nth-child(4) { animation-delay: 0.20s; }
.stagger > *:nth-child(5) { animation-delay: 0.25s; }

/* ─── Spinner ─────────────────────────────────────────────── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid rgba(0,0,0,0.12);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin 0.7s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Star picker ─────────────────────────────────────────── */
.star-picker { display: flex; gap: 6px; }
.star-picker .star {
  width: 32px; height: 32px; cursor: pointer; color: rgba(0,0,0,0.15);
  transition: color 0.15s, transform 0.15s;
}
.star-picker .star:hover,
.star-picker .star.active { color: #f59e0b; transform: scale(1.2); }

/* ─── Rating chip ─────────────────────────────────────────── */
.rating-chip {
  display: flex; align-items: center; gap: 5px;
  background: var(--accent-dim); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 12px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 0.88rem; font-weight: 700; color: var(--text-primary);
}

/* ─── Fill sweep variant ──────────────────────────────────── */
.btn-fill {
  position: relative; overflow: hidden;
  background: transparent; color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 8px 18px; border-radius: var(--radius-btn);
  font-size: 0.8rem; font-weight: 600;
  transition: var(--transition); z-index: 0;
}
.btn-fill::before { display: none; }
.btn-fill:hover { border-color: var(--border-accent); background: var(--accent-dim); }
.btn-fill span { position: relative; z-index: 1; }

/* ─── HUD data mono ───────────────────────────────────────── */
.mono { font-family: 'Courier New', 'Consolas', monospace; font-variant-numeric: tabular-nums; }

/* ─── Crowd Badge ─────────────────────────────────────────── */
.crowd-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 20px;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em;
  border: 1px solid; cursor: default; white-space: nowrap;
}
.crowd-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
}
.crowd-busy     { color: #cc2233; border-color: rgba(204,34,51,0.30); background: rgba(204,34,51,0.07); }
.crowd-busy     .crowd-dot { background: #cc2233; }
.crowd-moderate { color: #b45309; border-color: rgba(180,83,9,0.30);  background: rgba(180,83,9,0.07); }
.crowd-moderate .crowd-dot { background: #b45309; }
.crowd-quiet    { color: #1a7f4b; border-color: rgba(26,127,75,0.30);  background: rgba(26,127,75,0.07); }
.crowd-quiet    .crowd-dot { background: #1a7f4b; }
.crowd-src { font-weight: 400; opacity: 0.65; }

/* ─── Crowd vote buttons ──────────────────────────────────── */
.crowd-vote-row { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 10px; }
.crowd-vote-btn {
  padding: 5px 13px; border-radius: 20px; border: 1px solid var(--border);
  background: transparent; font-size: 0.75rem; font-weight: 600;
  color: var(--text-muted); cursor: pointer; transition: var(--transition);
}
.crowd-vote-btn:hover { border-color: var(--border-accent); color: var(--text-primary); }
.crowd-vote-btn.voted-busy     { border-color:rgba(204,34,51,0.4);  color:#cc2233;  background:rgba(204,34,51,0.07); }
.crowd-vote-btn.voted-moderate { border-color:rgba(180,83,9,0.4);   color:#b45309;  background:rgba(180,83,9,0.07); }
.crowd-vote-btn.voted-quiet    { border-color:rgba(26,127,75,0.4);   color:#1a7f4b;  background:rgba(26,127,75,0.07); }

/* ─── Availability badge on menu items ────────────────────── */
.avail-badge {
  display: inline-block; padding: 1px 7px; border-radius: 4px;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em;
  vertical-align: middle; margin-left: 6px;
}
.avail-sold-out { background: rgba(204,34,51,0.10); color: #cc2233; border: 1px solid rgba(204,34,51,0.25); }
.avail-special  { background: rgba(26,127,75,0.10);  color: #1a7f4b; border: 1px solid rgba(26,127,75,0.25); }

.avail-toggle-btn {
  background: transparent; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 0.68rem; padding: 2px 6px;
  border-radius: 4px; transition: var(--transition); flex-shrink: 0;
}
.avail-toggle-btn:hover { color: var(--text-primary); background: var(--surface2); }

/* ─── Dark Theme ──────────────────────────────────────────── */
[data-theme="dark"] {
  --bg:            #1d1d1f;
  --surface:       #2d2d2f;
  --surface2:      #3a3a3c;
  --border:        rgba(255,255,255,0.10);
  --border-accent: rgba(255,255,255,0.22);
  --accent:        #f5f5f7;
  --accent-light:  #e0e0e2;
  --accent-dim:    rgba(255,255,255,0.07);
  --accent-hover:  rgba(255,255,255,0.10);
  --text-primary:  #f5f5f7;
  --text-muted:    rgba(245,245,247,0.56);
  --red:           #ff453a;
  --green:         #30d158;
}

[data-theme="dark"] .navbar {
  background: rgba(29,29,31,0.92);
}

[data-theme="dark"] .btn-primary {
  background: #f5f5f7;
  color: #1d1d1f;
}
[data-theme="dark"] .btn-primary:hover {
  background: #e0e0e2;
}

[data-theme="dark"] .card { background: var(--surface); }

/* ─── Theme Toggle Button ─────────────────────────────────── */
.theme-toggle {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--border);
  border-radius: var(--radius-btn); cursor: pointer;
  color: var(--text-muted); transition: var(--transition); flex-shrink: 0;
}
.theme-toggle:hover {
  border-color: var(--border-accent); color: var(--text-primary); background: var(--accent-dim);
}

/* ─── Hamburger button (shared) ──────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; width: 36px; height: 36px;
  background: none; border: none; cursor: pointer; padding: 4px;
  border-radius: 8px; transition: background 0.2s;
}
.nav-hamburger:hover { background: var(--accent-dim); }
.nav-hamburger span {
  display: block; width: 20px; height: 2px;
  background: var(--text-primary); border-radius: 2px;
  transition: all 0.25s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav-drawer {
  display: none;
  position: fixed; top: 57px; left: 0; right: 0;
  background: var(--bg); border-bottom: 1px solid var(--border);
  z-index: 99; padding: 12px 0 20px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.mobile-nav-drawer.open { display: block; }
.mobile-nav-drawer a {
  display: block; padding: 13px 24px;
  font-size: 1rem; font-weight: 500;
  color: var(--text-muted); text-decoration: none;
  transition: color 0.18s, background 0.18s;
}
.mobile-nav-drawer a:hover { color: var(--text-primary); background: var(--accent-dim); }

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
  .nav-links   { display: none; }
  .nav-hamburger { display: flex; }
  .btn-login   { padding: 8px 12px; font-size: 0.76rem; white-space: nowrap; }

  /* Scrollable navbar — user can swipe right to reach login & theme buttons */
  .navbar .container {
    overflow-x: auto;
    overflow-y: visible;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-wrap: nowrap;
    gap: 12px;
    padding-right: 16px;
  }
  .navbar .container::-webkit-scrollbar { display: none; }
  .nav-right { flex-shrink: 0; gap: 8px; }
  .logo { flex-shrink: 0; }
}