@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Newsreader:ital,opsz,wght@0,6..72,400..700;1,6..72,400..700&family=Space+Mono:ital,wght@0,400;0,700;1,400&family=JetBrains+Mono:wght@400;600;700;800&display=swap');

/* ========== TEMA 1: EMERALD LIGHT (DEFAULT) ========== */
:root {
  --primary: #059669;
  --primary-dark: #047857;
  --primary-light: #ecfdf5;
  --primary-glow: rgba(16, 185, 129, 0.15);
  
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  
  --text: #1e293b;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  
  --sidebar-w: 250px;
  --sidebar-w-collapsed: 72px;
  --header-h: 68px;
}

/* ========== TEMA 2: DARK MIDNIGHT ========== */
[data-theme="dark"] {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: rgba(16, 185, 129, 0.15);
  --primary-glow: rgba(16, 185, 129, 0.3);
  --bg: #0b0f19;
  --surface: #111827;
  --surface-alt: #1f2937;
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --text-subtle: #6b7280;
  --border: #1f2937;
  --border-light: #182234;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* ========== TEMA 3: CLAUDE AI (WARM TERRACOTTA & WARM PAPER) ========== */
[data-theme="claude"] {
  --font-family: 'Newsreader', 'Georgia', serif;
  --primary: #c2613c;           /* Warm Terracotta khas Claude */
  --primary-dark: #a44f2d;
  --primary-light: #f7ede8;
  --primary-glow: rgba(194, 97, 60, 0.18);
  --bg: #fbf9f5;                /* Warm Paper Cream */
  --surface: #ffffff;
  --surface-alt: #f4ede4;
  --text: #2d2b28;              /* Soft Charcoal */
  --text-muted: #736b63;
  --text-subtle: #a89f91;
  --border: #e8e2d8;
  --border-light: #f0ebe2;
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px 0 rgba(45, 43, 40, 0.04);
  --shadow: 0 4px 10px -2px rgba(45, 43, 40, 0.05);
  --shadow-md: 0 10px 20px -3px rgba(45, 43, 40, 0.06);
  --shadow-lg: 0 20px 28px -5px rgba(45, 43, 40, 0.08);
}

[data-theme="claude"] body,
[data-theme="claude"] .page-title,
[data-theme="claude"] .sidebar-brand,
[data-theme="claude"] .auth-title,
[data-theme="claude"] .card-title {
  font-family: 'Newsreader', 'Georgia', serif;
}

[data-theme="claude"] .page-title {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

[data-theme="claude"] .brand-logo {
  filter: hue-rotate(170deg) saturate(1.4) brightness(0.9);
}

/* ========== TEMA 4: NORDIC BLUE (FROST & DEEP OCEAN) ========== */
[data-theme="nordic"] {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-glow: rgba(37, 99, 235, 0.18);
  --bg: #f0f4f8;
  --surface: #ffffff;
  --surface-alt: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  --border: #cbd5e1;
  --border-light: #e2e8f0;
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.09);
}

[data-theme="blackbox"] {
  --font-family: 'Space Mono', 'JetBrains Mono', monospace;
  --primary: #a855f7;           /* Cyber Purple / Electric Neon */
  --primary-dark: #9333ea;
  --primary-light: rgba(168, 85, 247, 0.15);
  --primary-glow: rgba(168, 85, 247, 0.35);
  --bg: #030712;                /* Pure Deep Obsidian Black */
  --surface: #0b0f19;
  --surface-alt: #111827;
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --text-subtle: #4b5563;
  --border: #1f2937;
  --border-light: #111827;
  --radius: 2px;                /* Bentuk Kotak Futuristik */
  --radius-sm: 2px;
  --radius-lg: 4px;
  --shadow-sm: none;
  --shadow: none;
  --shadow-md: none;
  --shadow-lg: none;
}

/* Matikan SEMUA efek kaca & blur untuk tema Blackbox */
[data-theme="blackbox"] * {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

[data-theme="blackbox"] body,
[data-theme="blackbox"] .page-title,
[data-theme="blackbox"] .sidebar-brand,
[data-theme="blackbox"] .auth-title,
[data-theme="blackbox"] .card-title,
[data-theme="blackbox"] .btn,
[data-theme="blackbox"] .nav-item,
[data-theme="blackbox"] table {
  font-family: 'Space Mono', 'JetBrains Mono', monospace;
}

[data-theme="blackbox"] .brand-logo {
  filter: hue-rotate(240deg) saturate(2.2) brightness(1.2);
}

[data-theme="blackbox"] #sidebar {
  background: #000000;
  border-right: 1px solid #1f2937;
  box-shadow: none;
}

[data-theme="blackbox"] #header {
  background: #000000;
  border-bottom: 1px solid #1f2937;
  box-shadow: none;
}

[data-theme="blackbox"] .card {
  background: #0b0f19;
  border: 1px solid #1f2937;
  box-shadow: none;
}

[data-theme="blackbox"] .modal-content {
  background: #0b0f19;
  border: 1px solid #374151;
  box-shadow: none;
}

[data-theme="blackbox"] .theme-palette-menu {
  background: #0b0f19;
  border: 1px solid #374151;
  box-shadow: none;
}

[data-theme="blackbox"] .sidebar-brand {
  border-bottom: 1px solid #1f2937;
  color: #a855f7;
  letter-spacing: 0.05em;
}

[data-theme="blackbox"] .nav-item {
  color: #9ca3af;
  border: 1px solid transparent;
}

[data-theme="blackbox"] .nav-item:hover {
  background: #0f172a;
  color: #c084fc;
  border-color: #374151;
  transform: translateX(4px);
}

[data-theme="blackbox"] .nav-item.active {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid #a855f7;
  font-weight: 700;
}
[data-theme="blackbox"] .nav-item.active i {
  color: #c084fc;
}

[data-theme="blackbox"] .icon-btn,
[data-theme="blackbox"] .user-btn {
  background: #000000;
  border: 1px solid #1f2937;
  color: #f3f4f6;
  border-radius: 2px;
}
[data-theme="blackbox"] .auth-body {
  background: radial-gradient(circle at 50% 20%, #1e1035 0%, #030712 80%);
}

[data-theme="blackbox"] .auth-card {
  background: #0b0f19;
  border: 1px solid #1f2937;
  box-shadow: 0 20px 35px -5px rgba(0, 0, 0, 0.8), 0 0 20px rgba(168, 85, 247, 0.12);
}

[data-theme="blackbox"] .auth-title {
  color: #f3f4f6;
  font-weight: 700;
}

[data-theme="blackbox"] .auth-subtitle {
  color: #9ca3af;
}

[data-theme="blackbox"] .auth-divider {
  color: #6b7280;
}
[data-theme="blackbox"] .auth-divider::before,
[data-theme="blackbox"] .auth-divider::after {
  background: #1f2937;
}

[data-theme="blackbox"] .auth-footer {
  color: #9ca3af;
}

[data-theme="blackbox"] .form-input {
  background: #030712;
  border: 1px solid #1f2937;
  color: #f3f4f6;
}
[data-theme="blackbox"] .form-input:focus {
  border-color: #a855f7;
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.25);
}

[data-theme="blackbox"] .btn-primary {
  background: linear-gradient(135deg, #a855f7 0%, #7e22ce 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
}
[data-theme="blackbox"] .btn-primary:hover:not(:disabled) {
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.5);
  transform: translateY(-1px);
}

[data-theme="blackbox"] .btn-secondary {
  background: #030712;
  border-color: #1f2937;
  color: #e5e7eb;
}
[data-theme="blackbox"] .btn-secondary:hover:not(:disabled) {
  background: #111827;
  border-color: #374151;
  color: #a855f7;
}

/* ========== HARDWARE ACCELERATION & GPU COMPOSITING ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* GPU Layer Promotion untuk komponen interaktif */
.card, .btn, .nav-item, .floating-theme-btn, .modal-content {
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Render Performance Content Visibility untuk tabel besar */
.table-wrap {
  contain: paint layout;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--primary-dark); text-decoration: none; }

/* ========== LAYOUT ========== */
.app-shell { display: flex; min-height: 100vh; background: var(--bg); }

.main-area {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-width: 0;
  transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

#sidebar.collapsed ~ .main-area { margin-left: var(--sidebar-w-collapsed); }

.main-content {
  padding: 32px;
  flex: 1;
  max-width: 1400px;
  width: 100%;
  animation: pageFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.99);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

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

.page-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text);
}

/* ========== MODERN LIGHT SIDEBAR ========== */
#sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; bottom: 0; left: 0;
  display: flex;
  flex-direction: column;
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

#sidebar.collapsed {
  width: var(--sidebar-w-collapsed);
}
#sidebar.collapsed .sidebar-brand span,
#sidebar.collapsed .nav-item span,
#sidebar.collapsed .sidebar-footer { display: none; }
#sidebar.collapsed .nav-item { justify-content: center; padding: 12px 0; }

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
}

.brand-logo {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 2px 4px rgba(16, 185, 129, 0.25));
}

.sidebar-nav {
  flex: 1;
  padding: 16px 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13.5px;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.nav-item i { width: 18px; height: 18px; color: var(--text-muted); transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s; }

.nav-item:hover {
  background: var(--surface-alt);
  color: var(--text);
  transform: translateX(4px);
}
.nav-item:hover i { color: var(--primary); transform: scale(1.18); }

.nav-item.active {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
}
.nav-item.active i { color: var(--primary); }

[data-theme="dark"] .nav-item.active {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}
[data-theme="dark"] .nav-item.active i { color: #34d399; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-light);
  background: var(--surface);
}

/* ========== MODERN LIGHT HEADER ========== */
#header {
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 40;
}

/* Mode gelap: Solid pekat tanpa blur kaca */
[data-theme="dark"] #header {
  background: #111827;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid #1f2937;
}

.header-spacer { flex: 1; }

.icon-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}
.icon-btn:hover {
  background: var(--surface-alt);
  color: var(--text);
  border-color: var(--border);
  transform: translateY(-1px);
}

.user-menu { position: relative; }

.user-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 5px 12px 5px 6px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}
.user-btn:hover {
  border-color: var(--primary);
  background: var(--surface-alt);
}

.avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
}

#user-name {
  font-weight: 700;
  font-size: 13.5px;
  color: var(--text);
}

.dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  padding: 8px;
  z-index: 60;
  animation: dropdown-in 0.15s ease-out;
}
@keyframes dropdown-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown a, .dropdown button {
  display: block;
  width: 100%;
  padding: 9px 12px;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.15s;
}
.dropdown a:hover, .dropdown button:hover {
  background: var(--primary-light);
  color: var(--primary);
  text-decoration: none;
}
[data-theme="dark"] .dropdown a:hover, [data-theme="dark"] .dropdown button:hover {
  background: rgba(16, 185, 129, 0.15);
}