/* ============================================
   QR COMMUNICATION — SDK Documentation Styles
   Uses design tokens from style.css
   Supports [data-theme="dark"] / [data-theme="light"]
   ============================================ */

/* ============================================
   SDK HERO
   ============================================ */
.sdk-hero {
  padding-top: 120px;
  padding-bottom: var(--space-16);
  padding-left: var(--space-8);
  padding-right: var(--space-8);
  background: var(--gradient-mesh);
  position: relative;
  overflow: hidden;
}

.sdk-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(0, 180, 216, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(6, 214, 160, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

[data-theme="light"] .sdk-hero {
  background: var(--gradient-subtle);
}

[data-theme="light"] .sdk-hero::before {
  background:
    radial-gradient(circle at 20% 80%, rgba(0, 180, 216, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(6, 214, 160, 0.05) 0%, transparent 50%);
}

.sdk-hero__container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.sdk-hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-5);
}

.sdk-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.sdk-hero__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-primary);
  margin: 0;
}

[data-theme="dark"] .sdk-hero__title {
  color: var(--qr-neutral-100);
}

.sdk-hero__package {
  font-family: 'Inter', monospace, sans-serif;
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
}

.sdk-hero__package code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, 'Courier New', monospace;
  font-size: 0.9375rem;
  padding: var(--space-2) var(--space-4);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--accent-primary);
}

.sdk-hero__requires {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin: 0;
}

.sdk-hero__requires svg {
  flex-shrink: 0;
  color: var(--accent-secondary);
}

.sdk-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-top: var(--space-2);
}

/* ============================================
   BADGES
   ============================================ */
.sdk-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 3px var(--space-3);
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  white-space: nowrap;
  line-height: 1.5;
}

.sdk-badge--language {
  background: rgba(0, 180, 216, 0.12);
  border: 1px solid rgba(0, 180, 216, 0.3);
  color: var(--accent-primary);
}

[data-theme="light"] .sdk-badge--language {
  background: rgba(0, 180, 216, 0.1);
  border-color: rgba(0, 180, 216, 0.4);
  color: var(--qr-primary-600);
}

.sdk-badge--version {
  background: rgba(6, 214, 160, 0.12);
  border: 1px solid rgba(6, 214, 160, 0.3);
  color: var(--accent-secondary);
}

[data-theme="light"] .sdk-badge--version {
  background: rgba(6, 214, 160, 0.1);
  border-color: rgba(6, 214, 160, 0.4);
  color: var(--qr-teal-500);
}

.sdk-badge--license {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.sdk-badge--required {
  background: rgba(255, 107, 53, 0.12);
  border: 1px solid rgba(255, 107, 53, 0.3);
  color: var(--qr-coral-500);
}

[data-theme="light"] .sdk-badge--required {
  background: rgba(255, 107, 53, 0.1);
  border-color: rgba(255, 107, 53, 0.4);
  color: #c0392b;
}

.sdk-badge--get {
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.25);
  color: var(--accent-primary);
  font-size: 0.6875rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.sdk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    background var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    color var(--duration-base) var(--ease-out);
  position: relative;
  white-space: nowrap;
}

.sdk-btn--primary {
  background: var(--gradient-accent);
  color: #FFFFFF;
  box-shadow: var(--shadow-cyan);
}

.sdk-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 44px -10px rgba(0, 180, 216, 0.4);
  color: #FFFFFF;
}

.sdk-btn--primary:active {
  transform: translateY(0);
}

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

.sdk-btn--secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: rgba(0, 180, 216, 0.05);
}

.sdk-btn--accent {
  background: rgba(255, 107, 53, 0.1);
  color: var(--qr-coral-500);
  border: 1px solid rgba(255, 107, 53, 0.25);
}

.sdk-btn--accent:hover {
  background: rgba(255, 107, 53, 0.18);
  border-color: var(--qr-coral-500);
  color: var(--qr-coral-400);
}

[data-theme="light"] .sdk-btn--accent {
  color: var(--qr-coral-500);
}

/* ============================================
   QUICK LINKS BAR
   ============================================ */
.sdk-quicklinks {
  position: sticky;
  top: 72px;
  z-index: 100;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3) var(--space-8);
}

[data-theme="dark"] .sdk-quicklinks {
  background: rgba(13, 30, 54, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

[data-theme="light"] .sdk-quicklinks {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sdk-quicklinks__container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.sdk-quicklinks__label {
  font-family: 'Inter', sans-serif;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.sdk-quicklinks__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
}

.sdk-quicklinks__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-family: 'Inter', monospace, sans-serif;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition:
    color var(--duration-base) var(--ease-out),
    background var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.sdk-quicklinks__link:hover {
  color: var(--accent-primary);
  background: rgba(0, 180, 216, 0.07);
  border-color: rgba(0, 180, 216, 0.2);
}

.sdk-quicklinks__badge {
  font-family: 'Inter', sans-serif;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 1px var(--space-2);
  background: rgba(0, 180, 216, 0.12);
  color: var(--accent-primary);
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 180, 216, 0.2);
}

/* ============================================
   CONTENT AREA
   ============================================ */
.sdk-content {
  background: var(--bg-primary);
  padding: var(--space-12) var(--space-8);
}

.sdk-content__container {
  max-width: 900px;
  margin: 0 auto;
}

/* ============================================
   TABLE OF CONTENTS
   ============================================ */
.sdk-toc {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-10);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .sdk-toc {
  background: rgba(30, 58, 95, 0.35);
  border-color: var(--qr-primary-700);
}

.sdk-toc__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-4) 0;
}

.sdk-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sdk-toc__list ol,
.sdk-toc__list ul {
  list-style: none;
  padding: 0 0 0 var(--space-5);
  margin: var(--space-1) 0 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  border-left: 1px solid var(--border-color);
}

.sdk-toc__list li > a,
.sdk-toc__link {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  display: block;
  padding: 2px 0;
  transition: color var(--duration-base) var(--ease-out);
}

.sdk-toc__list li > a:hover,
.sdk-toc__link:hover {
  color: var(--accent-primary);
}

/* ============================================
   SECTIONS
   ============================================ */
.sdk-section {
  margin-bottom: var(--space-16);
}

.sdk-section:last-child {
  margin-bottom: 0;
}

.sdk-section__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-6) 0;
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  position: relative;
}

.sdk-section__title::before {
  content: '';
  display: block;
  width: 4px;
  height: 1.5rem;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.sdk-section__subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-4) 0;
}

.sdk-section__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.sdk-section__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sdk-section__intro {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4) 0;
}

.sdk-section__note {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-tertiary);
  border-left: 3px solid var(--accent-secondary);
  padding: var(--space-3) var(--space-4);
  background: rgba(6, 214, 160, 0.05);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-2) 0 var(--space-4) 0;
}

[data-theme="light"] .sdk-section__note {
  background: rgba(6, 214, 160, 0.06);
  color: var(--text-secondary);
}

.sdk-section__title-en {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-tertiary);
  font-style: italic;
}

.sdk-subsection__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-6) 0 var(--space-3) 0;
}

.sdk-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: var(--space-8) 0;
}

/* ============================================
   CALLOUTS (sdk-callout variations)
   ============================================ */
.sdk-callout {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  line-height: 1.6;
  margin: var(--space-4) 0;
}

.sdk-callout--info {
  border-color: var(--qr-info);
  background: rgba(59, 130, 246, 0.07);
  color: var(--text-secondary);
}

[data-theme="light"] .sdk-callout--info {
  background: rgba(59, 130, 246, 0.06);
}

.sdk-callout--warning {
  border-color: var(--qr-warning);
  background: rgba(245, 158, 11, 0.07);
  color: var(--text-secondary);
}

[data-theme="light"] .sdk-callout--warning {
  background: rgba(245, 158, 11, 0.06);
}

.sdk-callout--error {
  border-color: var(--qr-error);
  background: rgba(239, 68, 68, 0.07);
  color: var(--text-secondary);
}

.sdk-callout strong {
  color: var(--text-primary);
}

/* ============================================
   METHODS
   ============================================ */
.sdk-method {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  transition: border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

[data-theme="dark"] .sdk-method {
  background: rgba(13, 30, 54, 0.6);
  border-color: var(--qr-primary-700);
}

.sdk-method:hover {
  border-color: rgba(0, 180, 216, 0.3);
  box-shadow: var(--shadow-sm);
}

.sdk-method__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.sdk-method__name {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin: 0 0 var(--space-3) 0;
}

.sdk-method__name code {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  padding: 0;
}

/* When sdk-method__name is h3 (in methods section) */
h3.sdk-method__name {
  font-size: 1.0625rem;
  margin: 0;
}

.sdk-method__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.sdk-method__signature {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  overflow-x: auto;
  white-space: pre;
}

[data-theme="dark"] .sdk-method__signature {
  background: rgba(10, 22, 40, 0.6);
}

.sdk-method__signature code {
  font-family: inherit;
  font-size: inherit;
  color: var(--accent-primary);
  background: none;
  padding: 0;
}

.sdk-method__return {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: var(--space-3) 0;
}

.sdk-method__return code {
  color: var(--accent-primary);
}

.sdk-method__return strong {
  color: var(--text-primary);
}

.sdk-method__desc,
.sdk-method__description {
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4) 0;
}

.sdk-submethod__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-6) 0 var(--space-3) 0;
}

/* ============================================
   RESOURCES
   ============================================ */
.sdk-resource {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
  transition: border-color var(--duration-slow) var(--ease-out),
              box-shadow var(--duration-slow) var(--ease-out);
}

[data-theme="dark"] .sdk-resource {
  background: rgba(13, 30, 54, 0.5);
  border-color: var(--qr-primary-700);
}

.sdk-resource:hover {
  border-color: rgba(0, 180, 216, 0.3);
  box-shadow: var(--shadow-md);
}

.sdk-resource__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-4) 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-color);
}

.sdk-resource__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.sdk-resource__accessor {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--accent-secondary);
  padding: 2px var(--space-3);
  background: rgba(6, 214, 160, 0.08);
  border: 1px solid rgba(6, 214, 160, 0.2);
  border-radius: var(--radius-sm);
}

.sdk-resource__desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 var(--space-6) 0;
}

.sdk-resource__prop {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

/* ============================================
   CODE BLOCKS
   ============================================ */
.sdk-code-block {
  background: #0d1117;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: var(--space-4) 0;
  box-shadow: var(--shadow-lg);
}

[data-theme="light"] .sdk-code-block {
  background: #1a1f2e;
  border-color: rgba(0, 0, 0, 0.15);
}

.sdk-code-block__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sdk-code-block__lang {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.4);
}

.sdk-code-block__file {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  flex: 1;
  margin-left: var(--space-3);
}

.sdk-code-block__copy {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition:
    background var(--duration-base) var(--ease-out),
    color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.sdk-code-block__copy:hover {
  background: rgba(0, 180, 216, 0.15);
  border-color: rgba(0, 180, 216, 0.35);
  color: var(--qr-cyan-400);
}

.sdk-code-block__copy.copied {
  background: rgba(6, 214, 160, 0.15);
  border-color: rgba(6, 214, 160, 0.35);
  color: var(--qr-teal-400);
}

.sdk-code-block__pre {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.sdk-code-block__pre::-webkit-scrollbar {
  height: 5px;
}

.sdk-code-block__pre::-webkit-scrollbar-track {
  background: transparent;
}

.sdk-code-block__pre::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
}

.sdk-code-block__pre code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #e2e8f0;
  background: none;
  padding: 0;
}

.sdk-code-block__comment {
  color: rgba(148, 163, 184, 0.6);
  font-style: italic;
}

/* Bare pre/code blocks (without sdk-code-block wrapper) */
.sdk-content pre {
  background: #0d1117;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  overflow-x: auto;
  margin: var(--space-4) 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

[data-theme="light"] .sdk-content pre {
  background: #1a1f2e;
  border-color: rgba(0, 0, 0, 0.15);
}

.sdk-content pre code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #e2e8f0;
  background: none;
  padding: 0;
  border: none;
  border-radius: 0;
}

/* Inline code */
.sdk-content code {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875em;
  padding: 2px var(--space-2);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--accent-primary);
}

[data-theme="dark"] .sdk-content code {
  background: rgba(0, 180, 216, 0.08);
  border-color: rgba(0, 180, 216, 0.15);
}

/* ============================================
   TABLES
   ============================================ */
.sdk-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  margin: var(--space-4) 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

.sdk-table-wrapper::-webkit-scrollbar {
  height: 5px;
}

.sdk-table-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

.sdk-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-width: 480px;
  margin: var(--space-4) 0;
}

/* When inside wrapper, no extra margin */
.sdk-table-wrapper .sdk-table {
  margin: 0;
}

.sdk-table thead {
  background: var(--bg-tertiary);
}

[data-theme="dark"] .sdk-table thead {
  background: rgba(30, 58, 95, 0.5);
}

.sdk-table th {
  padding: var(--space-3) var(--space-5);
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.sdk-table td {
  padding: var(--space-3) var(--space-5);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  vertical-align: top;
  line-height: 1.6;
}

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

.sdk-table tbody tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.015);
}

[data-theme="dark"] .sdk-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.sdk-table tbody tr:hover {
  background: rgba(0, 180, 216, 0.04);
}

.sdk-table td code {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  padding: 1px var(--space-2);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--accent-primary);
}

[data-theme="dark"] .sdk-table td code {
  background: rgba(0, 180, 216, 0.08);
  border-color: rgba(0, 180, 216, 0.15);
}

/* ============================================
   DTOs / TYPES
   ============================================ */
.sdk-dto {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  transition: border-color var(--duration-base) var(--ease-out);
}

[data-theme="dark"] .sdk-dto {
  background: rgba(13, 30, 54, 0.5);
  border-color: var(--qr-primary-700);
}

.sdk-dto:hover {
  border-color: rgba(0, 180, 216, 0.25);
}

.sdk-dto__name {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin: 0 0 var(--space-2) 0;
}

.sdk-dto__desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4) 0;
}

.sdk-type {
  display: inline-block;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--qr-teal-500);
  padding: 1px var(--space-2);
  background: rgba(6, 214, 160, 0.08);
  border: 1px solid rgba(6, 214, 160, 0.2);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

[data-theme="dark"] .sdk-type {
  color: var(--qr-teal-400);
}

/* ============================================
   EXAMPLES
   ============================================ */
.sdk-example {
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-primary);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-5) var(--space-6);
  margin: var(--space-6) 0;
  background: var(--bg-secondary);
}

[data-theme="dark"] .sdk-example {
  background: rgba(0, 180, 216, 0.04);
  border-color: var(--qr-primary-700);
  border-left-color: var(--accent-primary);
}

.sdk-example__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-2) 0;
}

.sdk-example__desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4) 0;
}

/* ============================================
   STEPS
   ============================================ */
.sdk-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: var(--space-6) 0;
  position: relative;
}

.sdk-steps::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 20px;
  width: 2px;
  background: var(--border-color);
}

.sdk-step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding-bottom: var(--space-6);
  position: relative;
}

.sdk-step:last-child {
  padding-bottom: 0;
}

.sdk-step::before {
  content: '';
  display: block;
  width: 40px;
  height: 40px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  counter-increment: step;
}

.sdk-step__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-2) 0 var(--space-2) 0;
}

/* ============================================
   LINKS & LISTS
   ============================================ */
.sdk-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition:
    color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.sdk-link:hover {
  color: var(--accent-secondary);
  border-bottom-color: var(--accent-secondary);
}

.sdk-list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sdk-list li {
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  padding-left: var(--space-5);
  position: relative;
}

.sdk-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--gradient-accent);
  border-radius: 50%;
}

/* ============================================
   UUID DISPLAY
   ============================================ */
.sdk-uuid {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.875rem;
  color: var(--text-tertiary);
  padding: var(--space-1) var(--space-3);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
}

/* ============================================
   BACK NAVIGATION
   ============================================ */
.sdk-back {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-6) var(--space-8);
}

.sdk-back__container {
  max-width: 900px;
  margin: 0 auto;
}

.sdk-back__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition:
    color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    background var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.sdk-back__link:hover {
  color: var(--accent-primary);
  border-color: rgba(0, 180, 216, 0.35);
  background: rgba(0, 180, 216, 0.05);
  transform: translateX(-2px);
}

.sdk-back__link svg {
  transition: transform var(--duration-base) var(--ease-out);
}

.sdk-back__link:hover svg {
  transform: translateX(-3px);
}

/* ============================================
   PROSE — general content inside sdk-content
   ============================================ */
.sdk-content p {
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.sdk-content p:last-child {
  margin-bottom: 0;
}

.sdk-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ============================================
   RESPONSIVE — MOBILE (≤768px)
   ============================================ */
@media (max-width: 768px) {
  /* Hero */
  .sdk-hero {
    padding-top: 100px;
    padding-bottom: var(--space-10);
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .sdk-hero__title {
    font-size: 1.75rem;
  }

  .sdk-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .sdk-btn {
    justify-content: center;
  }

  /* Quick links */
  .sdk-quicklinks {
    padding: var(--space-3) var(--space-4);
    top: 64px;
  }

  .sdk-quicklinks__container {
    gap: var(--space-2);
  }

  .sdk-quicklinks__label {
    display: none;
  }

  /* Content */
  .sdk-content {
    padding: var(--space-8) var(--space-4);
  }

  /* TOC — collapsible on mobile */
  .sdk-toc {
    padding: var(--space-4);
    margin-bottom: var(--space-6);
  }

  /* Section titles */
  .sdk-section__title {
    font-size: 1.25rem;
  }

  /* Methods */
  .sdk-method {
    padding: var(--space-4);
  }

  .sdk-method__signature {
    font-size: 0.8125rem;
    white-space: normal;
    word-break: break-all;
  }

  /* Resources */
  .sdk-resource {
    padding: var(--space-5);
  }

  .sdk-resource__title {
    font-size: 1.125rem;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  /* DTOs */
  .sdk-dto {
    padding: var(--space-4);
  }

  /* Code blocks */
  .sdk-code-block__pre {
    padding: var(--space-4);
  }

  .sdk-code-block__pre code {
    font-size: 0.8125rem;
  }

  .sdk-content pre {
    padding: var(--space-4);
  }

  .sdk-content pre code {
    font-size: 0.8125rem;
  }

  /* Tables */
  .sdk-table {
    font-size: 0.8125rem;
    min-width: 400px;
  }

  .sdk-table th,
  .sdk-table td {
    padding: var(--space-2) var(--space-3);
  }

  /* Back */
  .sdk-back {
    padding: var(--space-4);
  }
}

@media (max-width: 480px) {
  .sdk-hero__title {
    font-size: 1.5rem;
  }

  .sdk-hero__package code {
    font-size: 0.8125rem;
    word-break: break-all;
  }

  .sdk-section__title {
    font-size: 1.125rem;
    gap: var(--space-2);
  }

  .sdk-section__title::before {
    height: 1.125rem;
  }
}

/* ============================================
   PRINT
   ============================================ */
@media print {
  .sdk-hero {
    background: none;
    padding-top: var(--space-8);
  }

  .sdk-quicklinks {
    display: none;
  }

  .sdk-code-block {
    background: #f5f5f5;
    border-color: #ccc;
  }

  .sdk-code-block__pre code {
    color: #1e293b;
  }

  .sdk-content pre {
    background: #f5f5f5;
    border-color: #ccc;
  }

  .sdk-content pre code {
    color: #1e293b;
  }

  .sdk-code-block__copy {
    display: none;
  }

  .sdk-back {
    display: none;
  }
}