@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:wght@700&display=swap');

:root {
  --bg-primary: #0a0b0f;
  --bg-secondary: #111318;
  --bg-card: #161b27;
  --bg-card-hover: #1c2235;
  --accent-gold: #f0c040;
  --accent-purple: #7c6af7;
  --accent-blue: #4f8ef7;
  --accent-green: #3ecf8e;
  --accent-red: #f75f5f;
  --text-primary: #eef0f8;
  --text-secondary: #8892a4;
  --text-muted: #4a5568;
  --border: rgba(255,255,255,0.07);
  --glass: rgba(255,255,255,0.04);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --radius: 16px;
  --radius-sm: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background glow */
body::before {
  content: '';
  position: fixed;
  top: -30%;
  left: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(124,106,247,0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  bottom: -20%;
  right: -10%;
  width: 50%;
  height: 50%;
  background: radial-gradient(ellipse, rgba(240,192,64,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* SIDEBAR */
.sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-logo {
  padding: 28px 24px 20px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.3;
}

.sidebar-logo p {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.sidebar-date {
  padding: 14px 24px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  background: rgba(240,192,64,0.04);
}

.sidebar-date span { color: var(--accent-gold); font-weight: 600; }

nav { flex: 1; padding: 16px 12px; overflow-y: auto; }

.nav-label {
  font-size: 0.6rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 8px 12px 4px;
  margin-top: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 2px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border: 1px solid transparent;
  text-decoration: none;
}

.nav-item:hover { background: var(--glass); color: var(--text-primary); border-color: var(--border); }
.nav-item.active { background: rgba(124,106,247,0.15); color: var(--accent-purple); border-color: rgba(124,106,247,0.3); }
.nav-item .icon { font-size: 1.1rem; width: 22px; text-align: center; }

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* MAIN */
.main {
  margin-left: 260px;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.page { display: none; padding: 40px 48px; animation: fadeIn 0.35s ease; }
.page.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.page-header { margin-bottom: 36px; }
.page-header h2 { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.5px; }
.page-header p { color: var(--text-secondary); margin-top: 6px; font-size: 0.9rem; }
.page-header .badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* CARDS */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.card:hover { border-color: rgba(255,255,255,0.12); box-shadow: var(--shadow); }

.card-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-weight: 600;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

/* FORM ELEMENTS */
label { display: block; font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 6px; font-weight: 500; }

input[type="text"], input[type="date"], textarea, select {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 10px 14px;
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

input[type="text"]:focus, input[type="date"]:focus, textarea:focus, select:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(124,106,247,0.15);
}

textarea { resize: vertical; min-height: 80px; line-height: 1.6; }

select option { background: var(--bg-card); }

/* CHECKBOX TOGGLE */
.check-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.check-row:last-child { border-bottom: none; }
.check-label { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; }
.check-label .check-icon { font-size: 1.1rem; }

.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  cursor: pointer;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 20px;
  transition: all 0.25s ease;
}
.toggle input:checked + .toggle-track { background: var(--accent-purple); border-color: var(--accent-purple); }
.toggle-track::after {
  content: '';
  position: absolute;
  left: 3px; top: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.25s ease;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}
.toggle input:checked + .toggle-track::after { transform: translateX(20px); }

/* MOOD SELECT */
.mood-select { display: flex; gap: 10px; margin-top: 8px; }
.mood-btn {
  flex: 1;
  padding: 9px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
  transition: all 0.2s;
  font-family: 'Inter', sans-serif;
}
.mood-btn:hover { border-color: var(--accent-purple); color: var(--text-primary); }
.mood-btn.active-high { background: rgba(62,207,142,0.15); border-color: var(--accent-green); color: var(--accent-green); }
.mood-btn.active-medium { background: rgba(240,192,64,0.15); border-color: var(--accent-gold); color: var(--accent-gold); }
.mood-btn.active-low { background: rgba(247,95,95,0.15); border-color: var(--accent-red); color: var(--accent-red); }

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-purple), #5a4fc9);
  color: #fff;
  box-shadow: 0 4px 16px rgba(124,106,247,0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(124,106,247,0.4); }
.btn-gold {
  background: linear-gradient(135deg, var(--accent-gold), #d4a017);
  color: #0a0b0f;
  box-shadow: 0 4px 16px rgba(240,192,64,0.25);
}
.btn-gold:hover { transform: translateY(-1px); }
.btn-ghost { background: var(--glass); border: 1px solid var(--border); color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.btn-danger { background: rgba(247,95,95,0.15); border: 1px solid rgba(247,95,95,0.3); color: var(--accent-red); }
.btn-danger:hover { background: rgba(247,95,95,0.25); }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }

.form-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }

/* STATS ROW */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: all 0.2s;
}
.stat-card:hover { border-color: rgba(255,255,255,0.12); transform: translateY(-2px); }
.stat-val { font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.stat-label { font-size: 0.72rem; color: var(--text-secondary); margin-top: 4px; text-transform: uppercase; letter-spacing: 1px; }

/* TABLE */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.data-table td {
  padding: 12px 14px;
  font-size: 0.87rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: middle;
}
.data-table td:first-child { color: var(--text-primary); }
.data-table tr:hover td { background: var(--glass); }
.data-table tr:last-child td { border-bottom: none; }

/* BADGES */
.badge-status {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge-done { background: rgba(62,207,142,0.15); color: var(--accent-green); }
.badge-reading { background: rgba(79,142,247,0.15); color: var(--accent-blue); }
.badge-not-started { background: rgba(255,255,255,0.07); color: var(--text-muted); }
.badge-idea { background: rgba(124,106,247,0.15); color: var(--accent-purple); }
.badge-draft { background: rgba(240,192,64,0.15); color: var(--accent-gold); }
.badge-posted { background: rgba(62,207,142,0.15); color: var(--accent-green); }

/* STAR RATING */
.stars { color: var(--accent-gold); letter-spacing: 2px; font-size: 0.9rem; }

/* PROGRESS BAR */
.progress-bar {
  height: 6px;
  background: var(--bg-primary);
  border-radius: 20px;
  overflow: hidden;
  margin-top: 8px;
}
.progress-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
  transition: width 0.6s cubic-bezier(.4,0,.2,1);
}

/* ENTRIES LIST */
.entry-list { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.entry-item {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  transition: border-color 0.2s;
}
.entry-item:hover { border-color: rgba(255,255,255,0.12); }
.entry-meta { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }
.entry-text { font-size: 0.87rem; line-height: 1.5; }

/* TOAST */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-card);
  border: 1px solid rgba(62,207,142,0.4);
  color: var(--accent-green);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 9999;
  box-shadow: var(--shadow);
  animation: slideIn 0.3s ease, slideOut 0.3s ease 2s forwards;
}
@keyframes slideIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes slideOut { to { transform: translateY(20px); opacity: 0; } }

/* SECTION DIVIDER */
.section-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* EMPTY STATE */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state p { font-size: 0.88rem; }

/* MOBILE HAMBURGER */
.hamburger { display: none; position: fixed; top: 16px; left: 16px; z-index: 200; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 10px; cursor: pointer; font-size: 1.2rem; }

@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .page { padding: 70px 20px 40px; }
  .hamburger { display: block; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .overlay { display: block; }
}

.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; }
.overlay.open { display: block; }

/* Color accents per section */
.accent-daily { color: var(--accent-purple); }
.accent-weekly { color: var(--accent-blue); }
.accent-books { color: var(--accent-gold); }
.accent-monthly { color: var(--accent-green); }
.accent-content { color: var(--accent-red); }

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
}
.dot-purple { background: var(--accent-purple); }
.dot-blue { background: var(--accent-blue); }
.dot-gold { background: var(--accent-gold); }
.dot-green { background: var(--accent-green); }
.dot-red { background: var(--accent-red); }