/* ================================================ */
/*                 DESIGN SYSTEM CSS                */
/* ================================================ */

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

:root {
  --bg: #0a0a12;
  --surface: #111118;
  --raised: #1a1a24;
  --fg: #f0f0f5;
  --muted: #88889c;
  --border: rgba(255, 255, 255, 0.09);
  --primary: #00ff88;
  --primary-fg: #0a0a12;
  --cyan: #00ccff;
  --orange: #ff6600;
  --violet: #cc00ff;
  --amber: #ffcc00;
  --danger: #ff3366;

  --mono: 'JetBrains Mono', monospace;
  --sans: 'Inter', sans-serif;
  --display: 'Archivo Black', sans-serif;

  /* Accessibility-friendly spacing & sizes */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
}

/* ================== GLOBAL & BACKGROUND ================== */
body {
  background: 
    radial-gradient(circle at 25% 25%, rgba(148, 143, 169, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 75% 60%, rgba(0, 255, 200, 0.09) 0%, transparent 55%),
    radial-gradient(circle at 40% 85%, rgba(255, 100, 100, 0.07) 0%, transparent 50%),
    #0a0a12;
    background-attachment: fixed;
    color: var(--fg);
    font-family: var(--sans);
    min-height: 100dvh;
    overflow-x: hidden;
    line-height: 1.6;
    font-size: 1rem;
}

/* Subtle Starfield Layer */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(1px 1px at 25px 40px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 120px 80px, #fff, transparent),
    radial-gradient(1px 1px at 280px 150px, #fff, transparent),
    radial-gradient(1.2px 1.2px at 450px 220px, #fff, transparent),
    radial-gradient(1px 1px at 620px 90px, #fff, transparent);
  background-size: 700px 480px;
  background-repeat: repeat;
  opacity: 0.35;
  pointer-events: none;
  z-index: -1;
  will-change: transform;
}

/* Lighter version for mobile */
@media (max-width: 900px) {
  body::before {
    opacity: 0.25;
    background-size: 900px 600px;
  }
}

/* Scrollbar - accessible */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track { background: transparent; }

::-webkit-scrollbar-thumb {
  background: var(--raised);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ==================== HEADER ==================== */
header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  height: 68px;
  background: rgba(10, 10, 18, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 100;
  padding: 0 16px;
  transition: all 0.3s ease;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo {
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.04em;
  font-size: clamp(1.55rem, 5vw, 2.25rem);
  line-height: 1;
}

.logo-dot {
  color: var(--primary);
  line-height: 0.85;
  font-size: clamp(1.85rem, 5.8vw, 2.7rem);
  margin-top: -4px;
  flex-shrink: 0;
  display: inline-block;
}

.version-badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(0, 255, 136, 0.12);
  color: var(--primary);
  border: 1px solid rgba(0, 255, 136, 0.25);
  padding: 4px 12px;
  border-radius: 9999px;
}

/* ==================== BADGES ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 9999px;
  white-space: nowrap;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: default;
  user-select: none;
}

.badge-outline {
  border: 1px solid var(--border);
  color: var(--fg);
  background: transparent;
}

.badge-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 255, 136, 0.08);
  transform: translateY(-1px);
}

.badge-primary {
  background: var(--primary);
  color: var(--primary-fg);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 255, 136, 0.3);
}

.badge-primary:hover {
  background: #00e67a;
  transform: translateY(-1.5px);
  box-shadow: 0 4px 12px rgba(0, 255, 136, 0.4);
}

/* Other badge variants */
.badge-cyan { background: var(--cyan); color: #000; }
.badge-danger { background: var(--danger); color: white; }
.badge-muted {
  background: var(--raised);
  color: var(--muted);
  border: 1px solid var(--border);
}

/* =============== SIDEBAR & HAMBURGER ================ */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 8px;
  font-size: 1.9rem;
  transition: transform 0.3s ease;
}

.hamburger:hover {
  color: var(--primary);
  transform: scale(1.1);
}

#sidebar {
  position: fixed;
  inset-block-start: 68px;
  inset-block-end: 0;
  inset-inline-start: 0;
  width: 260px;
  background: #0d0d18fa;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 90;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
  transform: translateX(-100%);
}

#sidebar.open { transform: translateX(0); }

.sidebar-header {
  padding: 28px 24px 18px;
  border-bottom: 1px solid var(--border);
}

.sidebar-label {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Navigation */
nav {
  flex: 1;
  padding: 16px 8px;
  overflow-y: auto;
}

#nav button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 13px 20px;
  background: none;
  border: none;
  border-left: 3px solid transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 0 8px 8px 0;
}

#nav button:hover {
  color: var(--fg);
  background: var(--raised);
  transform: translateX(4px);
}

#nav button.active {
  color: var(--fg);
  border-left-color: var(--primary);
  background: rgba(0, 255, 136, 0.12);
  font-weight: 500;
}

/* Number styling */
#nav button .num {
  font-size: 0.8rem;
  color: var(--primary);
  opacity: 0.9;
  width: 24px;
  text-align: right;
  font-weight: 600;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 24px;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  line-height: 1.6;
}

.footer-label {
  display: block;
  font-size: 0.65rem;
  opacity: 0.65;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.footer-link {
  color: var(--fg);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--primary);
}

/* ===================== MAIN ===================== */
#main {
  padding-top: 90px;
  padding-bottom: 6rem;
  min-height: calc(100dvh - 68px);
}

.content {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Visibility */
.section {
  display: none;
}

.section.active {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ================ SECTION TITLE ============== */
.section-title {
  margin-bottom: 56px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.section-title .row {
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.section-title .num {
  font-family: var(--mono);
  font-size: 2rem;
  color: var(--primary);
  letter-spacing: 0.15em;
  font-weight: 600;
}

.section-title h2 {
  font-family: var(--display);
  font-size: 2.8rem;
  letter-spacing: -0.04em;
  line-height: 1;
  font-weight: 900;
}

.section-title p {
  margin-top: 10px;
  margin-left: 0;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 680px;
}

.sub-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 52px 0 20px;
  font-weight: 500;
}

/* ================ COLORS SECTION ================ */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

.swatch {
  background: var(--surface);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.swatch:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 50px -12px rgba(0, 255, 136, 0.15);
  border-color: rgba(0, 255, 136, 0.3);
}

.swatch-color {
  height: 148px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.swatch-info {
  display: flex;
  flex: 1;
  padding: 20px;
  flex-direction: column;
  gap: 6px;
}

.swatch-name {
  font-weight: 600;
  font-size: 1.05rem;
}

.swatch-token {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
}

.swatch-desc {
  margin-top: auto;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.45;
}

/* Data Palette */
.palette {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 60px;
}

.palette-chip {
  background: var(--surface);
  padding: 12px 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border);
  min-width: 160px;
}

.palette-chip:hover {
  background: var(--raised);
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 10px 20px rgba(0, 255, 136, 0.1);
}

.palette-dot {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.palette-label {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.palette-hex {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.5px;
}

/* ================= CODE BLOCK ================== */
.code-block {
  background: #0f0f17;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin: 24px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.code-block-header {
  background: #1a1a24;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.code-lang {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.copy-btn {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  background: var(--primary);
  color: var(--primary-fg);
  border-color: var(--primary);
}

.code-block pre {
  font-family: var(--mono);
  font-size: 0.9rem;
  line-height: 1.65;
  padding: 24px 28px;
  color: #e0e0e0;
  overflow-x: auto;
  white-space: pre;
  tab-size: 2;
}

/* Syntax-like coloring */
.code-block pre .comment {
  color: #666;
  font-style: italic;
}

/* ============== TYPOGRAPHY SECTION ============== */
.box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 48px;
  margin-bottom: 52px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.type-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
}

.type-wrapper.box {
  min-width: 520px;
}

.type-row {
  display: flex;
  align-items: center;
  gap: 56px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}

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

.type-meta {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
  min-width: 140px;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Display (Archivo Black) */
.box span[style*="Archivo Black"] {
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

/* Body (Inter) */
.box span[style*="Inter"] {
  line-height: 1.6;
}

/* Mono (JetBrains Mono) */
.box span[style*="JetBrains Mono"] {
  color: var(--primary);
}

/* =============== SPACING SECTION ================ */
.ds-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border-radius: 10px;
  overflow-x: auto;
  border: 1px solid var(--border);
  margin-bottom: 60px;
}

.spacing-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  margin-bottom: 60px;
}

.spacing-wrapper .ds-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
}

.ds-table thead {
  background: rgba(0, 0, 0, 0.4);
}

.ds-table th {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 18px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.ds-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.ds-table tr:last-child td {
  border-bottom: none;
}

/* Token column */
.ds-table .td-primary {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--primary);
}

/* Ruler with glow */
.ruler {
  height: 8px;
  background: var(--primary);
  border-radius: 4px;
  display: inline-block;
  box-shadow: 0 2px 6px rgba(0, 255, 136, 0.3);
}

/* =============== COMPONENT SECTION ============== */

/* Buttons */
.btn {
  padding: 10px 24px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  white-space: nowrap;
}

/* Variants */
.btn-primary {
  background: var(--primary);
  color: var(--primary-fg);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

/* Button Sizes */
.btn-sm {
  padding: 8px 10px;
  font-size: 0.5rem;
  min-height: 10px;
}

.btn-md {
  padding: 8px 16px;
  min-height: 20px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.25rem;
  font-weight: 700;
  min-height: 32px;
}

/* Hover States */
.btn-primary:hover, 
.btn-danger:hover { 
  filter: brightness(1.1); 
  transform: translateY(-1px); 
}

.btn-outline:hover { 
  border-color: var(--primary); 
  background: rgba(0,255,136,0.08); 
}

.btn-ghost:hover { background: rgba(255,255,255,0.05); }

/* Focus States */
.btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 4px;
}

/* Active States */
.btn:active {
  transform: scale(0.96);
  filter: brightness(0.95);
}

.btn-primary:active { background: #00e67a; }
.btn-danger:active { background: #ff1a1a; }

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.stat-card, .deploy-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

.stat-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.stat-card-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card-value {
  font-size: 2.1rem;
  font-weight: 700;
  margin-top: 4px;
}

.stat-card-sub {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.progress {
  height: 4px;
  background: var(--raised);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  transition: width 0.6s ease;
}

/* Deploy Card */
.deploy-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

.deploy-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  display: block;
}

.deploy-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--border);
}

.deploy-row:first-child { border-top: none; }
.deploy-right {
  display: flex;
  align-items: center;
  gap: 20px;           
}

.deploy-env { font-weight: 500; }
.deploy-ver { 
  font-family: var(--mono); 
  color: var(--muted); 
}

.deploy-time { 
  font-family: var(--mono); 
  font-size: 0.75rem; 
  color: var(--muted); 
}

/* ================= FORM SECTION ================= */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--raised);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 14px 16px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.2);
}

/* Checkbox */
.form-checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
}

.form-checkbox-row input[type="checkbox"] {
  accent-color: var(--primary);
  width: 18px;
  height: 18px;
}

/* ================= TOKEN SECTION ================ */
.ds-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  margin-bottom: 60px;
  padding-bottom: 4px;
}

.td-primary {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--primary);
}

/* Quick Reference */
.quick-ref {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  margin-bottom: 60px;
}

.quick-ref-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  
}

.quick-ref-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
}

.quick-ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  min-width: 520px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.quick-ref-row {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 25px;
  font-size: 0.9rem;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.qr-key {
  color: var(--muted);
  font-family: var(--mono);
}

.qr-value {
  font-family: var(--mono);
  color: var(--fg);
  text-align: justify;
}

/* ============== TOAST NOTIFICATION ============== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  padding: 14px 26px;
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  background: var(--surface);
  color: var(--primary);
  font-family: var(--mono);
  font-size: 0.9rem;
  display: none;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transition: all 0.3s ease;
}

.toast.show {
  display: flex;
  opacity: 1;
}

/* ================ ACCESSIBILITY ================= */

/* Strong, visible focus indicators */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[role="button"]:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 4px;
  border-radius: 6px;
  transition: outline 0.1s ease;
}

/* High contrast for interactive elements */
.btn:focus-visible,
.badge:focus-visible {
  outline: 4px solid var(--primary);
  outline-offset: 6px;
}

/* Better contrast for muted text */
.badge-muted,
.sidebar-label,
.sub-label,
.type-meta,
.stat-card-sub {
  color: #a8a8c0;
}

/* Ensure sufficient contrast on primary elements */
.badge-primary,
.btn-primary {
  color: #0a0a12;
  font-weight: 600;
}

/* Reduced motion respect */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast mode support */
@media (forced-colors: active) {
  .btn-primary,
  .badge-primary {
    border: 2px solid ButtonText;
  }
}

/* =============== RESPONSIVE DESIGN =============== */

/* Overlay for mobile menu */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  z-index: 80;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

.overlay.open {
  display: block;
  opacity: 1;
}

/* Desktop & Large Screens */
@media (min-width: 901px) {
  .hamburger { display: none; }
  
  #sidebar {
    transform: translateX(0);
  }
  
  main {
    margin-inline-start: 260px;
    padding-top: 100px;
  }
  
  .content {
    padding: 0 40px;
  }
}

/* Extra Large Screens - Automatic Widening */
@media (min-width: 1920px) {
  .content {
    max-width: 1520px;
    padding: 0 64px;
  }

  .section-title h2 {
    font-size: clamp(2.4rem, 3.5vw, 3.2rem);
  }

  .color-grid,
  .cards-grid {
    gap: clamp(20px, 2vw, 32px);
  }
}

@media (min-width: 2560px) {
  main { margin-left: 290px; }
  #sidebar { width: 290px; }
  
  .content {
    max-width: 1980px;
    padding: 0 88px;
  }

  .box {
    padding: 52px;
  }
}

@media (min-width: 3840px) {
  main { margin-left: 340px; }
  #sidebar { width: 340px; }
  
  .content {
    max-width: 2480px;
    padding: 0 110px;
  }

  .box { padding: 60px ;}
}

@media (min-width: 5120px) {
  main { margin-left: 380px; }
  #sidebar { width: 380px; }
  
  .content {
    max-width: 2880px;
    padding: 0 140px;
  }
}

/* Tablet & Mobile */
@media (max-width: 900px) {
  .hamburger { display: block; }
  main { margin-left: 0; }
  .content { padding: 0 24px; }
}

/* Tablet */
@media (max-width: 768px) {
  .content { padding: 0 20px; }
  
  .color-grid,
  .cards-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }
  
  .section-title h2 {
    font-size: clamp(2rem, 5.5vw, 2.6rem);
  }
}

/* Small tablets & large phones */
@media (max-width: 640px) {
  header { padding: 0 16px; }
  .header-right { gap: 6px }
  .logo { font-size: clamp(1.35rem, 6.5vw, 1.75rem); }
  .logo-dot { font-size: clamp(1.65rem, 7.2vw, 2rem); }
  
  .version-badge { display: none; }
  .box { padding: 24px; }
  .section-title h2 { font-size: clamp(1.9rem, 6vw, 2.4rem); }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
  .badge-primary,
  .badge-outline {
    font-size: 0.62rem;
    padding: 4px 10px;
    max-width: 110px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .content { padding: 0 18px; }
  .box { padding: 22px; }
  
  .section-title .num { font-size: 1.6rem; }
  .section-title h2 { font-size: clamp(1.85rem, 7vw, 2.3rem); }
  .section-title p { font-size: 0.85rem; }
  .sub-label { font-size: 0.72rem; }
}

/* Small phones */
@media (max-width: 360px) {
  .logo-container {
    gap: 2px;
  }
  
  .logo {
    font-size: clamp(1.25rem, 6.5vw, 1.65rem);
  }
  
  .logo-dot {
    font-size: clamp(1.5rem, 8vw, 1.9rem);
    margin-top: -2px;
  }
  
  .content { padding: 0 14px; }
  .box { padding: 20px; }
  
  .type-row {
    flex-direction: column;
    gap: 14px;
  }
  
  .ds-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Extra small phones (iPhone SE, etc.) */
@media (max-width: 320px) {
  header { padding: 0 12px; }
  .badge-primary,
  .badge-outline {
    font-size: clamp(0.15rem, 0.7vw, 0.15rem);
    padding: 4px 6px;
    max-width: clamp(24px, 16vw, 24px);
    max-height: clamp(16px, 4vw, 18px);

    display: inline-flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .content { padding: 0 12px; }
  .box { padding: 12px; }
}