/* ================================
   Design System Builder — styles
   ================================ */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #0a0a0f;
}

::-webkit-scrollbar-thumb {
  background: #2d2d3a;
  border-radius: 999px;
}

/* ── Animated background ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99, 102, 241, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(139, 92, 246, 0.14) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 60% 20%, rgba(56, 189, 248, 0.08) 0%, transparent 50%),
    #07070f;
}

/* ── Navbar ── */
.ds-navbar {
  background: rgba(7, 7, 15, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  position: sticky;
  top: 0;
  z-index: 50;
}

/* ── Glass card ── */
.ds-card {
  position: relative;
  display: block;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 28px;
  cursor: pointer;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
  overflow: hidden;
}

.ds-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.07) 0%, transparent 50%);
  pointer-events: none;
}

.ds-card::after {
  content: '';
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.35), transparent 70%);
  top: -30px;
  right: -30px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.ds-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(99, 102, 241, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.ds-card:hover::after {
  opacity: 1;
}

.ds-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ── Buttons ── */
.ds-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 10px;
  transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
  cursor: pointer;
}

.ds-btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(99, 102, 241, 0.5);
}

.ds-btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.ds-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #d1d5db;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 10px;
  backdrop-filter: blur(8px);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  cursor: pointer;
}

.ds-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.ds-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid #6366f1;
  color: #a5b4fc;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 10px;
  transition: background 0.2s, transform 0.2s;
  cursor: pointer;
}

.ds-btn-outline:hover {
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-1px);
}

.ds-btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.3);
  transition: opacity 0.2s, transform 0.2s;
  cursor: pointer;
}

.ds-btn-danger:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.ds-btn-success {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
  transition: opacity 0.2s, transform 0.2s;
  cursor: pointer;
}

.ds-btn-success:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.ds-btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
  border-radius: 8px;
}

.ds-btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: 12px;
}

.ds-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #d1d5db;
  transition: background 0.2s, border-color 0.2s;
  cursor: pointer;
}

.ds-btn-icon:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
  color: #a5b4fc;
}

/* ── Badges ── */
.ds-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #818cf8;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 999px;
  padding: 4px 14px;
}

.ds-badge-indigo {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(99, 102, 241, .12);
  border: 1px solid rgba(99, 102, 241, .25);
  color: #a5b4fc;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-violet {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(139, 92, 246, .12);
  border: 1px solid rgba(139, 92, 246, .25);
  color: #c4b5fd;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-sky {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(56, 189, 248, .12);
  border: 1px solid rgba(56, 189, 248, .25);
  color: #7dd3fc;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-emerald {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(52, 211, 153, .12);
  border: 1px solid rgba(52, 211, 153, .25);
  color: #6ee7b7;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-amber {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(251, 191, 36, .12);
  border: 1px solid rgba(251, 191, 36, .25);
  color: #fcd34d;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-rose {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(251, 113, 133, .12);
  border: 1px solid rgba(251, 113, 133, .25);
  color: #fda4af;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-gray {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  letter-spacing: .05em;
  background: rgba(107, 114, 128, .12);
  border: 1px solid rgba(107, 114, 128, .25);
  color: #9ca3af;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-badge-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ds-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

/* ── Form elements ── */
.ds-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ds-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: #9ca3af;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.ds-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 10px 14px;
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  color: #e5e7eb;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  backdrop-filter: blur(8px);
}

.ds-input::placeholder {
  color: #6b7280;
}

.ds-input:focus {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
  background: rgba(255, 255, 255, 0.06);
}

.ds-input:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.ds-input-success {
  border-color: rgba(52, 211, 153, 0.5) !important;
}

.ds-input-success:focus {
  box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.12) !important;
}

.ds-input-error {
  border-color: rgba(251, 113, 133, 0.5) !important;
}

.ds-input-error:focus {
  box-shadow: 0 0 0 3px rgba(251, 113, 133, 0.12) !important;
}

.ds-helper {
  font-family: 'Lato', sans-serif;
  font-size: 0.78rem;
}

.ds-helper-success {
  color: #6ee7b7;
}

.ds-helper-error {
  color: #fda4af;
}

.ds-input-icon-wrap {
  position: relative;
}

.ds-input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: #6b7280;
  pointer-events: none;
}

.ds-input-padded {
  padding-left: 38px;
}

.ds-textarea {
  min-height: 100px;
  resize: vertical;
}

.ds-select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 38px;
}

.ds-select option {
  background: #111827;
}

.ds-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  color: #d1d5db;
  cursor: pointer;
}

.ds-checkbox,
.ds-radio {
  appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
  position: relative;
}

.ds-radio {
  border-radius: 50%;
}

.ds-checkbox:checked,
.ds-radio:checked {
  background: #6366f1;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.ds-checkbox:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 2px;
  width: 5px;
  height: 9px;
  border: 2px solid white;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.ds-radio:checked::after {
  content: '';
  position: absolute;
  inset: 4px;
  background: white;
  border-radius: 50%;
}

/* ── Toggle ── */
.ds-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
}

.ds-toggle::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: #6b7280;
  border-radius: 50%;
  transition: transform 0.25s ease, background 0.25s;
}

.ds-toggle.active {
  background: #6366f1;
  border-color: #6366f1;
}

.ds-toggle.active::after {
  transform: translateX(20px);
  background: white;
}

.ds-toggle-sm {
  width: 34px;
  height: 18px;
}

.ds-toggle-sm::after {
  width: 12px;
  height: 12px;
  top: 2px;
  left: 2px;
}

.ds-toggle-sm.active::after {
  transform: translateX(16px);
}

/* ── Sidebar ── */
.ds-sidebar {
  width: 240px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.02);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  padding: 32px 20px;
  position: sticky;
  top: 57px;
  height: calc(100vh - 57px);
  overflow-y: auto;
}

.ds-sidebar-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #374151;
  font-weight: 600;
  margin-bottom: 8px;
  padding-left: 10px;
}

.ds-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ds-sidebar-link {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: 0.875rem;
  color: #6b7280;
  padding: 7px 10px;
  border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}

.ds-sidebar-link:hover {
  color: #e5e7eb;
  background: rgba(255, 255, 255, 0.04);
}

.ds-sidebar-link.active {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.1);
  font-weight: 500;
}

/* ── Sidebar Close Button (Mobile) ── */
.ds-sidebar-close {
  display: none;
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: white;
  cursor: pointer;
  z-index: 2100;
  transition: all 0.2s ease;
}

.ds-sidebar-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

/* ── Download box ── */
.ds-download-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 16px;
}

.ds-download-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border-radius: 8px;
  font-family: 'Lato', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: #9ca3af;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.ds-download-btn:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.25);
  color: #a5b4fc;
}

/* ── Sections ── */
.ds-section {
  margin-bottom: 64px;
}

.ds-section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.ds-section-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #f9fafb;
  margin-bottom: 4px;
}

.ds-section-desc {
  font-family: 'Lato', sans-serif;
  font-size: 0.85rem;
  color: #6b7280;
}

.ds-copy-section-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: #6b7280;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 5px 12px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color 0.2s, border-color 0.2s;
}

.ds-copy-section-btn:hover {
  color: #a5b4fc;
  border-color: rgba(99, 102, 241, 0.3);
}

/* ── Preview box ── */
.ds-preview-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 32px;
  margin-bottom: 12px;
}

/* ── Code block ── */
.ds-code-block {
  position: relative;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
}

.ds-code-block pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.7;
  color: #9ca3af;
  margin: 0;
}

.ds-token-tag {
  color: #7dd3fc;
}

.ds-token-attr {
  color: #a5b4fc;
}

.ds-token-string {
  color: #6ee7b7;
}

.ds-token-comment {
  color: #4b5563;
  font-style: italic;
}

.ds-copy-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: #6b7280;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 5px 10px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}

.ds-copy-btn:hover {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.1);
}

/* ── Modal ── */
.ds-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.ds-modal {
  background: rgba(15, 15, 25, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 28px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px);
}

.ds-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ds-modal-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: #f9fafb;
}

.ds-modal-close {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.ds-modal-close:hover {
  background: rgba(251, 113, 133, 0.1);
  color: #fda4af;
}

.ds-modal-body {
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 24px;
}

.ds-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

/* ── Footer ── */
.ds-footer {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.ds-footer-heading {
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #6b7280;
  margin-bottom: 16px;
}

.ds-footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ds-footer-links a {
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  color: #4b5563;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.ds-footer-links a:hover {
  color: #e5e7eb;
}

.ds-footer-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
  color: #34d399;
  border-radius: 999px;
  padding: 2px 8px;
}

.ds-social-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b7280;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.ds-social-btn:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
  color: #a5b4fc;
}

/* ── Code (generic) ── */
.ds-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 16px;
  color: #a5b4fc;
}

/* ═══════════════════════════════════════════
   COLORS PAGE
═══════════════════════════════════════════ */
.ds-color-picker {
  appearance: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  background: none;
  cursor: pointer;
  padding: 2px;
  overflow: hidden;
}

.ds-color-picker::-webkit-color-swatch-wrapper {
  padding: 0;
  border-radius: 8px;
}

.ds-color-picker::-webkit-color-swatch {
  border: none;
  border-radius: 8px;
}

.ds-palette-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.ds-palette-card:hover {
  border-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

.ds-palette-swatch {
  height: 96px;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 8px;
  transition: filter 0.2s;
}

.ds-palette-swatch:hover {
  filter: brightness(1.08);
}

.ds-palette-swatch:hover .ds-swatch-copy-hint {
  opacity: 1;
}

.ds-swatch-copy-hint {
  opacity: 0;
  transition: opacity 0.2s;
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 8px;
  border-radius: 6px;
  backdrop-filter: blur(4px);
  color: white;
}

.ds-swatch-copied::after {
  content: '✓ Copied';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: white;
  backdrop-filter: blur(2px);
  border-radius: 0;
}

.ds-palette-meta {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ds-palette-action {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  color: #6b7280;
  background: transparent;
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
}

.ds-palette-action:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #e5e7eb;
}

.ds-palette-action-danger:hover {
  background: rgba(251, 113, 133, 0.1);
  color: #fda4af;
}

.ds-contrast-stat {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  padding: 12px;
  text-align: center;
}

.ds-contrast-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #4b5563;
  margin-bottom: 4px;
}

.ds-contrast-value {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #e5e7eb;
}

.ds-preset-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 20px;
  transition: border-color 0.2s, transform 0.2s;
}

.ds-preset-card:hover {
  border-color: rgba(255, 255, 255, 0.13);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   TYPOGRAPHY PAGE
═══════════════════════════════════════════ */
.ds-font-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 20px;
  transition: border-color 0.2s;
}

.ds-font-card:hover {
  border-color: rgba(255, 255, 255, 0.13);
}

.ds-typo-tag {
  display: inline-flex;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid;
  border-radius: 999px;
  padding: 3px 10px;
}

.ds-scale-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: background 0.15s;
}

.ds-scale-row:last-child {
  border-bottom: none;
}

.ds-scale-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

.ds-scale-meta {
  flex-shrink: 0;
  width: 110px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ds-scale-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: #6b7280;
}

.ds-scale-px {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: #374151;
}

.ds-scale-text {
  color: #f9fafb;
  line-height: 1.2;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.ds-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  outline: none;
  cursor: pointer;
}

.ds-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  cursor: pointer;
  transition: box-shadow 0.2s;
}

.ds-range::-webkit-slider-thumb:hover {
  box-shadow: 0 0 0 5px rgba(99, 102, 241, 0.3);
}

.ds-weight-btn {
  font-family: 'Lato', sans-serif;
  font-size: 0.8rem;
  color: #6b7280;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 5px 12px;
  cursor: pointer;
  transition: all 0.15s;
}

.ds-weight-btn:hover {
  color: #e5e7eb;
  border-color: rgba(255, 255, 255, 0.15);
}

.ds-weight-btn.active {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.3);
}

.ds-live-text {
  font-size: 24px;
  min-height: 60px;
  caret-color: #6366f1;
  transition: font-family 0.2s;
}

.ds-live-text:empty::before {
  content: attr(data-placeholder);
  color: #374151;
  pointer-events: none;
}

.ds-size-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: #6b7280;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.15s;
}

.ds-size-pill:hover {
  color: #e5e7eb;
}

.ds-size-pill.active {
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.3);
}

.ds-pairing-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 24px;
  transition: border-color 0.2s, transform 0.2s;
}

.ds-pairing-card:hover {
  border-color: rgba(255, 255, 255, 0.13);
  transform: translateY(-2px);
}

.ds-pairing-heading {
  font-size: 1.6rem;
  font-weight: 700;
  color: #f9fafb;
  line-height: 1.2;
  margin-bottom: 8px;
}

.ds-pairing-body {
  font-size: 0.9rem;
  color: #9ca3af;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   LOGIN PAGE
═══════════════════════════════════════════ */
.ds-login-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 40px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.ds-social-login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 10px 16px;
  font-family: 'Lato', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: #d1d5db;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  width: 100%;
}

.ds-social-login-btn:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
}

.ds-divider {
  display: flex;
  align-items: center;
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  text-align: center;
  position: relative;
}

.ds-divider span {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 10, 20, 0.95);
  white-space: nowrap;
}

.ds-login-hint {
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════════════
   PROFILE PAGE
═══════════════════════════════════════════ */
.ds-avatar-lg {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.ds-avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}

.ds-avatar-sm:hover {
  opacity: 0.85;
  transform: scale(1.05);
}

.ds-avatar-color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s, border-color 0.15s;
  flex-shrink: 0;
}

.ds-avatar-color-swatch:hover {
  transform: scale(1.15);
}

.ds-avatar-color-swatch.selected {
  border-color: white;
  transform: scale(1.1);
}

.ds-profile-stat {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}

.ds-profile-stat-value {
  font-family: 'Poppins', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #f9fafb;
  margin-bottom: 2px;
}

.ds-profile-stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6b7280;
}

.ds-accent-swatch {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s, border-color 0.15s;
}

.ds-accent-swatch:hover {
  transform: scale(1.2);
}

.ds-accent-swatch.selected {
  border-color: white;
}

.ds-stat-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}

.ds-stat-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.ds-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.ds-stat-value {
  font-family: 'Poppins', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: #f9fafb;
}

.ds-stat-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.8rem;
  color: #6b7280;
}

.ds-activity-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  transition: background 0.15s;
}

.ds-activity-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.ds-activity-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.ds-activity-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.875rem;
  color: #d1d5db;
  flex: 1;
}

.ds-activity-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: #4b5563;
  flex-shrink: 0;
}

/* Saved palette card on profile */
.ds-saved-palette-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 16px;
  transition: border-color 0.2s, transform 0.2s;
}

.ds-saved-palette-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* Nav dropdown */
.ds-nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(10, 10, 20, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 6px;
  min-width: 180px;
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  z-index: 100;
}

.ds-nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  font-family: 'Lato', sans-serif;
  font-size: 0.875rem;
  color: #9ca3af;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  width: 100%;
  text-align: left;
}

.ds-nav-dropdown-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #e5e7eb;
}

.ds-nav-dropdown-item.danger:hover {
  background: rgba(251, 113, 133, 0.1);
  color: #fda4af;
}

.ds-nav-dropdown-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.07);
  margin: 4px 0;
}

/* ═══════════════════════════════════════════
   LIGHT / DARK THEME
═══════════════════════════════════════════ */

/* ── Dark mode (default) ── */
:root {
  --bg-base: #07070f;
  --bg-surface: rgba(255, 255, 255, 0.04);
  --bg-surface-hover: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.16);
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --text-faint: #374151;
  --navbar-bg: rgba(7, 7, 15, 0.6);
  --sidebar-bg: rgba(255, 255, 255, 0.02);
  --card-shine: rgba(255, 255, 255, 0.07);
  --code-bg: rgba(0, 0, 0, 0.4);
  --input-bg: rgba(255, 255, 255, 0.04);
  --input-bg-focus: rgba(255, 255, 255, 0.06);
  --modal-bg: rgba(15, 15, 25, 0.95);
  --footer-bg: rgba(255, 255, 255, 0.02);
  --shadow-color: rgba(0, 0, 0, 0.4);
}

/* ── Light mode ── */
html.light {
  --bg-base: #f3f4f8;
  --bg-surface: rgba(255, 255, 255, 0.85);
  --bg-surface-hover: rgba(255, 255, 255, 0.95);
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(99, 102, 241, 0.35);
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #6b7280;
  --text-faint: #9ca3af;
  --navbar-bg: rgba(255, 255, 255, 0.75);
  --sidebar-bg: rgba(255, 255, 255, 0.6);
  --card-shine: rgba(255, 255, 255, 0.9);
  --code-bg: rgba(15, 15, 30, 0.92);
  --input-bg: rgba(255, 255, 255, 0.9);
  --input-bg-focus: rgba(255, 255, 255, 1);
  --modal-bg: rgba(255, 255, 255, 0.98);
  --footer-bg: rgba(255, 255, 255, 0.6);
  --shadow-color: rgba(99, 102, 241, 0.08);
}

/* ── Apply variables ── */
body {
  background: var(--bg-base);
  color: var(--text-primary);
  transition: background 0.3s ease, color 0.3s ease;
}

body::before {
  transition: opacity 0.3s ease;
}

html.light body::before {
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99, 102, 241, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 60% 20%, rgba(56, 189, 248, 0.04) 0%, transparent 50%),
    #f3f4f8;
}

/* Navbar */
.ds-navbar {
  background: var(--navbar-bg);
  border-bottom-color: var(--border);
}

html.light .ds-navbar {
  box-shadow: 0 1px 24px rgba(99, 102, 241, 0.07);
}

/* Text colors */
html.light .text-gray-100 {
  color: var(--text-primary) !important;
}

html.light .text-gray-400 {
  color: var(--text-secondary) !important;
}

html.light .text-gray-500 {
  color: var(--text-muted) !important;
}

html.light .text-gray-600 {
  color: var(--text-faint) !important;
}

html.light .text-white {
  color: var(--text-primary) !important;
}

/* Cards */
.ds-card {
  background: var(--bg-surface);
  border-color: var(--border);
}

.ds-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-hover);
  box-shadow: 0 8px 32px var(--shadow-color);
}

.ds-card::before {
  background: var(--card-shine);
}

html.light .ds-card::before {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, transparent 60%);
}

/* Sidebar */
.ds-sidebar {
  background: var(--sidebar-bg);
  border-right-color: var(--border);
}

html.light .ds-sidebar {
  box-shadow: 1px 0 16px rgba(0, 0, 0, 0.04);
}

.ds-sidebar-link {
  color: var(--text-muted);
}

.ds-sidebar-link:hover {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.ds-sidebar-link.active {
  color: #6366f1;
  background: rgba(99, 102, 241, 0.08);
}

.ds-sidebar-label {
  color: var(--text-faint);
}

/* Download box */
.ds-download-box {
  background: var(--bg-surface);
  border-color: var(--border);
}

.ds-download-btn {
  color: var(--text-secondary);
  background: var(--bg-surface);
  border-color: var(--border);
}

.ds-download-btn:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.3);
  color: #6366f1;
}

/* Preview box */
.ds-preview-box {
  background: var(--bg-surface);
  border-color: var(--border);
}

/* Code block */
.ds-code-block {
  background: var(--code-bg);
  border-color: rgba(255, 255, 255, 0.07);
}

html.light .ds-code-block {
  background: #1a1a2e;
  border-color: rgba(255, 255, 255, 0.06);
}

.ds-copy-btn {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
  color: #9ca3af;
}

.ds-copy-btn:hover {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
}

/* Inputs */
.ds-input {
  background: var(--input-bg);
  border-color: var(--border);
  color: var(--text-primary);
}

.ds-input::placeholder {
  color: var(--text-faint);
}

.ds-input:focus {
  background: var(--input-bg-focus);
  border-color: rgba(99, 102, 241, 0.5);
}

html.light .ds-input {
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

/* Modal */
.ds-modal {
  background: var(--modal-bg);
  border-color: var(--border);
}

html.light .ds-modal {
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.12);
}

.ds-modal-body {
  color: var(--text-secondary);
}

.ds-modal-close {
  background: var(--bg-surface);
  border-color: var(--border);
  color: var(--text-muted);
}

/* Sections */
.ds-section-title {
  color: var(--text-primary);
}

.ds-section-desc {
  color: var(--text-muted);
}

.ds-copy-section-btn {
  color: var(--text-muted);
  background: var(--bg-surface);
  border-color: var(--border);
}

.ds-copy-section-btn:hover {
  color: #6366f1;
  border-color: rgba(99, 102, 241, 0.3);
}

/* Footer */
.ds-footer {
  background: var(--footer-bg);
  border-top-color: var(--border);
}

html.light .ds-footer-links a {
  color: var(--text-muted);
}

html.light .ds-footer-links a:hover {
  color: var(--text-primary);
}

html.light .ds-footer-heading {
  color: var(--text-secondary);
}

/* Social btn */
.ds-social-btn {
  background: var(--bg-surface);
  border-color: var(--border);
  color: var(--text-muted);
}

.ds-social-btn:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.25);
  color: #6366f1;
}

/* Ghost btn in light */
html.light .ds-btn-ghost {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.1);
  color: #374151;
}

html.light .ds-btn-ghost:hover {
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.15);
}

/* Toggle */
.ds-toggle {
  background: var(--bg-surface);
  border-color: var(--border);
}

html.light .ds-toggle {
  background: #e5e7eb;
  border-color: #d1d5db;
}

html.light .ds-toggle::after {
  background: #9ca3af;
}

/* Palette cards (colors page) */
.ds-palette-card {
  background: var(--bg-surface);
  border-color: var(--border);
}

html.light .ds-palette-card:hover {
  border-color: var(--border-hover);
}

/* Preset / pairing / font cards */
.ds-preset-card,
.ds-pairing-card,
.ds-font-card,
.ds-saved-palette-card {
  background: var(--bg-surface);
  border-color: var(--border);
}

/* Profile stats */
.ds-profile-stat,
.ds-stat-card,
.ds-contrast-stat {
  background: var(--bg-surface);
  border-color: var(--border);
}

/* Scale rows */
.ds-scale-row {
  border-bottom-color: var(--border);
}

.ds-scale-row:hover {
  background: var(--bg-surface);
}

.ds-scale-text {
  color: var(--text-primary);
}

/* Login card */
.ds-login-card {
  background: var(--bg-surface);
  border-color: var(--border);
}

html.light .ds-login-card {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

/* Social login btn */
.ds-social-login-btn {
  background: var(--bg-surface);
  border-color: var(--border);
  color: var(--text-secondary);
}

.ds-social-login-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-hover);
}

/* Nav dropdown */
.ds-nav-dropdown {
  background: var(--modal-bg);
  border-color: var(--border);
}

html.light .ds-nav-dropdown {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.ds-nav-dropdown-item {
  color: var(--text-secondary);
}

.ds-nav-dropdown-item:hover {
  background: var(--bg-surface);
  color: var(--text-primary);
}

/* Theme toggle button */
.ds-theme-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s;
  flex-shrink: 0;
}

.ds-theme-btn:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.25);
  color: #6366f1;
  transform: rotate(15deg);
}

/* ═══════════════════════════════════════════
   RESPONSIVE — MOBILE
═══════════════════════════════════════════ */

/* ── Hamburger button (always rendered, hidden on desktop) ── */
.ds-hamburger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s;
}

.ds-hamburger:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.3);
}

.ds-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.ds-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.ds-hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.ds-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile nav overlay ── */
.ds-mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(7, 7, 15, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.ds-mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}

.ds-mobile-nav a {
  font-family: 'Poppins', sans-serif;
  font-size: 1.4rem;
  font-weight: 500;
  color: #6b7280;
  padding: 12px 32px;
  border-radius: 12px;
  transition: color 0.15s, background 0.15s;
  text-align: center;
  width: 100%;
  max-width: 280px;
}

.ds-mobile-nav a:hover,
.ds-mobile-nav a.active {
  color: #f9fafb;
  background: rgba(255, 255, 255, 0.05);
}

.ds-mobile-nav .ds-mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background 0.2s;
}

.ds-mobile-nav .ds-mobile-nav-close:hover {
  background: rgba(251, 113, 133, 0.12);
  color: #fda4af;
}

html.light .ds-mobile-nav {
  background: rgba(243, 244, 248, 0.97);
}

html.light .ds-mobile-nav a {
  color: #6b7280;
}

html.light .ds-mobile-nav a:hover {
  color: #111827;
  background: rgba(0, 0, 0, 0.05);
}

/* ── Sidebar drawer (mobile) ── */
.ds-sidebar-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  font-family: 'Lato', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 7px 14px;
  cursor: pointer;
  margin-bottom: 20px;
  transition: background 0.2s, border-color 0.2s;
}

.ds-sidebar-toggle:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.3);
  color: #a5b4fc;
}

.ds-sidebar-toggle svg {
  flex-shrink: 0;
}

.ds-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.ds-sidebar-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

@media (max-width: 768px) {

  /* ── Show hamburger, hide desktop nav links ── */
  .ds-hamburger {
    display: flex;
  }

  .ds-mobile-nav {
    display: flex;
  }

  .ds-nav-links {
    display: none !important;
  }

  /* ── Navbar padding ── */
  .ds-navbar {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }

  /* ── Sidebar: collapse to off-canvas drawer ── */
  .ds-sidebar {
    position: fixed;
    left: -260px;
    top: 0;
    z-index: 2000;
    height: 100dvh;
    height: 100vh;
    width: 260px;
    padding-top: 72px;
    transition: left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    border-right-color: rgba(255, 255, 255, 0.1);
  }

  .ds-sidebar.open {
    left: 0;
  }

  .ds-sidebar-backdrop {
    display: block;
  }

  .ds-sidebar-toggle {
    display: inline-flex;
  }

  /* ── Main content full-width ── */
  .ds-main-with-sidebar {
    flex-direction: column;
  }

  /* ── Main padding ── */
  .ds-main-content {
    padding: 20px 16px !important;
  }

  /* ── Section header: stack title + action ── */
  .ds-section-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 12px !important;
  }

  /* ── Remove fixed width on type scale meta ── */
  .ds-scale-meta {
    width: auto !important;
    min-width: 80px;
  }

  /* ── Shrink scale rows ── */
  .ds-scale-row {
    padding: 10px 16px;
  }

  /* ── Login card padding ── */
  .ds-login-card {
    padding: 24px 20px !important;
  }

  /* ── Preview box padding ── */
  .ds-preview-box {
    padding: 20px 16px !important;
  }

  /* ── Code block: tighten ── */
  .ds-code-block {
    padding: 16px 14px;
  }

  /* ── Make fixed-width inputs fluid ── */
  .ds-shade-inputs input {
    width: 100% !important;
  }

  /* ── Icon section search bar ── */
  #icon-search {
    width: 100% !important;
  }

  #library .ds-section-header>div:last-child {
    width: 100%;
  }

  /* ── Shades strip: allow horizontal scroll ── */
  #shades-strip {
    min-width: 500px;
  }

  .ds-shades-wrap {
    overflow-x: auto;
  }

  /* ── Footer padding ── */
  .ds-footer>div {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
}