/* ========== MODERN BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  line-height: 1.4;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; box-shadow: none; }

.btn:active:not(:disabled) {
  transform: scale(0.96);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: 0 6px 20px rgba(5, 150, 105, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--surface-alt);
  border-color: #cbd5e1;
  color: var(--text);
  transform: translateY(-2px);
}

.btn-danger {
  background: #fef2f2;
  color: #dc2626;
  border-color: #fecaca;
}
.btn-danger:hover:not(:disabled) {
  background: #fee2e2;
  border-color: #fca5a5;
  transform: translateY(-1px);
}

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { background: #059669; transform: translateY(-1px); }

.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 12.5px; border-radius: 6px; }

/* ========== MODERN CARDS WITH DYNAMIC ANIMATIONS ========== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.4);
}
[data-theme="dark"] .card:hover {
  border-color: rgba(16, 185, 129, 0.6);
}

/* Shimmer Highlight Effect on Card Hover */
.card::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 20%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 80%
  );
  transform: rotate(25deg) translateY(-100%);
  transition: transform 0.75s ease;
  pointer-events: none;
}
.card:hover::after {
  transform: rotate(25deg) translateY(100%);
}

[data-theme="dark"] .card::after,
[data-theme="blackbox"] .card::after {
  display: none !important; /* Matikan efek kilau kaca di dark & blackbox */
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.card-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

/* ========== MODERN TABLE ========== */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

table.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
}
.table th, .table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  white-space: nowrap;
}
.table th {
  background: var(--surface-alt);
  font-weight: 700;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
.table tbody tr {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.table tbody tr:hover {
  background: rgba(16, 185, 129, 0.05);
  transform: scale-[1.002];
}
[data-theme="dark"] .table tbody tr:hover {
  background: rgba(16, 185, 129, 0.1);
}

.table code {
  background: var(--surface-alt);
  color: var(--primary);
  padding: 3px 6px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  border: 1px solid var(--border);
}

/* ========== MODERN FORM ========== */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  margin-bottom: 7px;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text);
}
.form-label .required { color: var(--danger); margin-left: 2px; }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3.5px var(--primary-glow);
}
.form-textarea { resize: vertical; min-height: 90px; }
.form-error { color: var(--danger); font-size: 12px; margin-top: 5px; font-weight: 500; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 16px; }

/* ========== AUTH & LANDING PAGES (MODERN CLEAN LIGHT) ========== */
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(circle at 50% 20%, #f0fdf4 0%, #f8fafc 60%, #e2e8f0 100%);
  padding: 24px;
}

[data-theme="dark"] .auth-body {
  background: radial-gradient(circle at 50% 20%, #064e3b 0%, #0b0f19 70%);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 40px;
  position: relative;
  z-index: 10;
}

.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
}

.auth-title {
  font-size: 22px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
  color: var(--text);
}
.auth-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-subtle);
  font-size: 12.5px;
  font-weight: 600;
  margin: 20px 0;
  text-transform: uppercase;
}
.auth-divider::before, .auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--text-muted);
  font-size: 13.5px;
}

/* ========== MODERN SOFT BADGES ========== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}
.badge-gray { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.badge-yellow { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
.badge-blue { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.badge-green { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.badge-red { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }

/* ========== MODAL ========== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
}
.modal.open { display: flex; animation: modal-bg-in 0.2s ease-out; }
@keyframes modal-bg-in { from { opacity: 0; } to { opacity: 1; } }

.modal-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 580px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 28px;
  animation: modal-box-in 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes modal-box-in {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}
.modal-title { font-size: 19px; font-weight: 800; color: var(--text); }
.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}
.modal-close:hover { background: var(--surface-alt); color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }

/* ========== FLOATING THEME PALETTE POPUP ========== */
.floating-theme-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
}

.floating-theme-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--surface);
  color: var(--primary);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.floating-theme-btn:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.theme-palette-menu {
  position: absolute;
  bottom: calc(100% + 12px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  min-width: 220px;
  animation: theme-menu-in 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes theme-menu-in {
  from { opacity: 0; transform: translateY(8px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.theme-menu-title {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 6px 12px 8px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 6px;
}

.theme-option-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: left;
}
.theme-option-btn:hover {
  background: var(--surface-alt);
  color: var(--primary);
}
.theme-option-btn.active {
  background: var(--primary-light);
  color: var(--primary);
}
[data-theme="dark"] .theme-option-btn.active {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
}
[data-theme="claude"] .theme-option-btn.active {
  background: #f7ede8;
  color: #c2613c;
}
[data-theme="nordic"] .theme-option-btn.active {
  background: #eff6ff;
  color: #2563eb;
}
[data-theme="blackbox"] .theme-option-btn.active {
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
}

.theme-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,0.1);
}

/* ========== TOAST ========== */
#toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  font-size: 13.5px;
  font-weight: 600;
  min-width: 260px;
  max-width: 380px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toast-in 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.toast-success { border-left: 4px solid var(--success); }
.toast-error { border-left: 4px solid var(--danger); }
.toast-warning { border-left: 4px solid var(--warning); }
.toast-hide { opacity: 0; transform: translateY(-8px); transition: all 0.25s ease; }

@keyframes toast-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ========== UTILITY ========== */
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--text-muted);
}
.empty-state i { font-size: 40px; margin-bottom: 12px; display: block; }

.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.font-bold { font-weight: 700; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }

.skeleton {
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
  height: 16px;
}
@keyframes shimmer { to { background-position: -200% 0; } }