/* ==========================================================================
   ULDUZ & OOLAK — IBM Carbon Design System v11 Implementation
   Dark Theme (Gray 100 / Gray 90)
   Color Specification:
     - Background: #161616 (Gray 100)
     - Layer 01:   #262626 (Gray 90)
     - Layer 02:   #393939 (Gray 80)
     - Border:     #393939 (Subtle), #525252 (Strong)
     - Primary:    #0f62fe (IBM Blue 60)
     - Accent:     #da1e28 (Carbon Red 60 / Ulduz Emblem)
     - Text:       #f4f4f4 (High contrast), #c6c6c6 (Secondary), #8d8d8d (Muted)
   ========================================================================== */

:root {
  --cds-background: #161616;
  --cds-layer-01: #262626;
  --cds-layer-02: #393939;
  --cds-layer-hover: #333333;
  --cds-layer-active: #4c4c4c;

  --cds-border-subtle: #393939;
  --cds-border-strong: #525252;
  --cds-border-interactive: #0f62fe;

  --cds-text-primary: #f4f4f4;
  --cds-text-secondary: #c6c6c6;
  --cds-text-placeholder: #8d8d8d;
  --cds-text-on-color: #ffffff;

  --cds-primary: #0f62fe;
  --cds-primary-hover: #0353e9;
  --cds-accent-red: #da1e28;
  --cds-accent-red-hover: #ba1b23;

  /* Carbon Support Tags */
  --cds-tag-red-bg: #491d24;
  --cds-tag-red-text: #ff8389;
  --cds-tag-green-bg: #1c3623;
  --cds-tag-green-text: #42be65;
  --cds-tag-blue-bg: #11306b;
  --cds-tag-blue-text: #78a9ff;
  --cds-tag-gray-bg: #393939;
  --cds-tag-gray-text: #c6c6c6;

  --cds-font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --cds-font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  
  --cds-grid-max: 1312px;
}

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

html {
  font-family: var(--cds-font-sans);
  background-color: var(--cds-background);
  color: var(--cds-text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Carbon Strict Container */
.cds-container {
  width: 100%;
  max-width: var(--cds-grid-max);
  margin: 0 auto;
  padding: 0 32px;
}

/* Carbon Header (bx--header) */
.cds-header {
  position: sticky;
  top: 0;
  z-index: 9000;
  height: 52px;
  background-color: var(--cds-background);
  border-bottom: 1px solid var(--cds-border-subtle);
  display: flex;
  align-items: center;
}

.cds-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.cds-header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  height: 52px;
  padding-right: 24px;
  border-right: 1px solid var(--cds-border-subtle);
}

.cds-header-brand img {
  height: 28px;
  width: auto;
  display: block;
}

.cds-header-brand .cds-badge {
  font-family: var(--cds-font-mono);
  font-size: 11px;
  padding: 2px 6px;
  background-color: var(--cds-layer-01);
  color: var(--cds-text-secondary);
  border: 1px solid var(--cds-border-subtle);
}

.cds-nav {
  display: flex;
  align-items: center;
  height: 52px;
  margin-left: 16px;
}

.cds-nav a {
  display: flex;
  align-items: center;
  height: 52px;
  padding: 0 16px;
  font-size: 14px;
  color: var(--cds-text-secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: background-color 0.1s, color 0.1s, border-color 0.1s;
}

.cds-nav a:hover {
  background-color: var(--cds-layer-01);
  color: var(--cds-text-primary);
}

.cds-nav a.active {
  color: var(--cds-text-primary);
  border-bottom-color: var(--cds-primary);
  background-color: var(--cds-layer-01);
}

.cds-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Carbon Buttons (Sharp Rectangles, no pill/rounded corners) */
.cds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 40px;
  padding: 0 16px;
  font-family: var(--cds-font-sans);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
}

.cds-btn-primary {
  background-color: var(--cds-primary);
  color: var(--cds-text-on-color);
}
.cds-btn-primary:hover {
  background-color: var(--cds-primary-hover);
}

.cds-btn-accent {
  background-color: var(--cds-accent-red);
  color: var(--cds-text-on-color);
}
.cds-btn-accent:hover {
  background-color: var(--cds-accent-red-hover);
}

.cds-btn-tertiary {
  background-color: transparent;
  color: var(--cds-primary);
  border: 1px solid var(--cds-primary);
}
.cds-btn-tertiary:hover {
  background-color: var(--cds-primary);
  color: var(--cds-text-on-color);
}

.cds-btn-ghost {
  background-color: transparent;
  color: var(--cds-text-secondary);
}
.cds-btn-ghost:hover {
  background-color: var(--cds-layer-01);
  color: var(--cds-text-primary);
}

/* Breadcrumb */
.cds-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--cds-text-placeholder);
  margin-bottom: 24px;
}

.cds-breadcrumb a {
  color: var(--cds-text-placeholder);
  text-decoration: none;
}
.cds-breadcrumb a:hover {
  color: var(--cds-primary);
  text-decoration: underline;
}

/* Carbon Hero */
.cds-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--cds-border-subtle);
}

.cds-lead-tag {
  font-family: var(--cds-font-mono);
  font-size: 12px;
  color: var(--cds-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  display: inline-block;
}

.cds-lead-tag.accent {
  color: var(--cds-accent-red);
}

.cds-hero h1 {
  font-size: 48px;
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
  max-width: 960px;
}

.cds-hero h1 strong {
  font-weight: 600;
  color: #ffffff;
}

.cds-hero-desc {
  font-size: 20px;
  color: var(--cds-text-secondary);
  line-height: 1.5;
  max-width: 820px;
  margin-bottom: 32px;
  font-weight: 300;
}

.cds-hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

/* Carbon Metric Tiles */
.cds-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--cds-border-subtle);
  border: 1px solid var(--cds-border-subtle);
}

.cds-metric-tile {
  background-color: var(--cds-layer-01);
  padding: 24px;
}

.cds-metric-value {
  font-family: var(--cds-font-mono);
  font-size: 36px;
  font-weight: 300;
  color: var(--cds-text-primary);
  margin-bottom: 8px;
}

.cds-metric-value.accent {
  color: var(--cds-accent-red);
}

.cds-metric-label {
  font-size: 13px;
  color: var(--cds-text-secondary);
  line-height: 1.4;
}

/* Carbon Section */
.cds-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--cds-border-subtle);
}

.cds-section-title-wrap {
  margin-bottom: 40px;
}

.cds-section-subtitle {
  font-family: var(--cds-font-mono);
  font-size: 12px;
  text-transform: uppercase;
  color: var(--cds-text-placeholder);
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.cds-section-title {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.3px;
  color: var(--cds-text-primary);
}

/* Carbon Tile Grids */
.cds-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--cds-border-subtle);
  border: 1px solid var(--cds-border-subtle);
}

.cds-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--cds-border-subtle);
  border: 1px solid var(--cds-border-subtle);
}

.cds-tile {
  background-color: var(--cds-layer-01);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: background-color 0.15s;
}

.cds-tile:hover {
  background-color: var(--cds-layer-hover);
}

.cds-tile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.cds-tile-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--cds-text-primary);
  margin-bottom: 12px;
}

.cds-tile-desc {
  font-size: 14px;
  color: var(--cds-text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

/* Carbon Status Tags */
.cds-tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  font-family: var(--cds-font-mono);
  font-size: 11px;
  font-weight: 500;
  border-radius: 0;
  letter-spacing: 0.3px;
}

.cds-tag-red { background: var(--cds-tag-red-bg); color: var(--cds-tag-red-text); }
.cds-tag-blue { background: var(--cds-tag-blue-bg); color: var(--cds-tag-blue-text); }
.cds-tag-green { background: var(--cds-tag-green-bg); color: var(--cds-tag-green-text); }
.cds-tag-gray { background: var(--cds-tag-gray-bg); color: var(--cds-tag-gray-text); }

/* Code & Architecture Block */
.cds-code-block {
  background-color: #0c0c0c;
  border: 1px solid var(--cds-border-subtle);
  padding: 24px;
  font-family: var(--cds-font-mono);
  font-size: 13px;
  color: #c6c6c6;
  overflow-x: auto;
  line-height: 1.6;
}

.cds-code-block .keyword { color: #ff7b82; }
.cds-code-block .function { color: #78a9ff; }
.cds-code-block .string { color: #42be65; }
.cds-code-block .comment { color: #6e6e6e; }

/* Carbon Data Table */
.cds-table-wrap {
  border: 1px solid var(--cds-border-subtle);
  overflow-x: auto;
}

.cds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}

.cds-table th {
  background-color: var(--cds-layer-02);
  color: var(--cds-text-primary);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--cds-border-strong);
}

.cds-table td {
  background-color: var(--cds-layer-01);
  color: var(--cds-text-secondary);
  padding: 16px 20px;
  border-bottom: 1px solid var(--cds-border-subtle);
  font-family: var(--cds-font-sans);
}

.cds-table tr:hover td {
  background-color: var(--cds-layer-hover);
}

/* Structured Integration Cards (Compact Carbon Format) */
.cds-integration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.cds-integration-card {
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.15s, background-color 0.15s;
}

.cds-integration-card:hover {
  border-color: var(--cds-primary);
  background-color: var(--cds-layer-hover);
}

.cds-integration-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.cds-integration-logo {
  height: 28px;
  width: 28px;
  object-fit: contain;
  filter: brightness(0.9);
}

.cds-integration-category {
  font-family: var(--cds-font-mono);
  font-size: 10px;
  color: var(--cds-text-placeholder);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.cds-integration-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--cds-text-primary);
  margin-bottom: 6px;
}

.cds-integration-desc {
  font-size: 12.5px;
  color: var(--cds-text-secondary);
  line-height: 1.45;
}

/* Carbon Animated State Diagram */
.cds-state-machine-box {
  background-color: #0c0c0c;
  border: 1px solid var(--cds-border-subtle);
  padding: 24px;
  margin-top: 24px;
  position: relative;
  overflow: hidden;
}

.cds-state-machine-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--cds-border-subtle);
}

.cds-state-machine-title {
  font-family: var(--cds-font-mono);
  font-size: 11px;
  color: var(--cds-primary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cds-live-indicator {
  display: inline-block;
  width: 7px;
  height: 7px;
  background-color: #42be65;
  border-radius: 50%;
  box-shadow: 0 0 8px #42be65;
  animation: liveBlink 1.8s infinite;
}

@keyframes liveBlink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.cds-flow-svg {
  width: 100%;
  height: auto;
  min-height: 260px;
  display: block;
}

/* Animated Flow Dashes for Perpetual Motion */
@keyframes flowDash {
  to {
    stroke-dashoffset: -32;
  }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 0.3; }
}

.cds-flow-line {
  stroke: #525252;
  stroke-width: 1.5;
  stroke-dasharray: 6 4;
  animation: flowDash 1.2s linear infinite;
}

.cds-flow-line-blue {
  stroke: #0f62fe;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 1s linear infinite;
}

.cds-flow-line-green {
  stroke: #42be65;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 1s linear infinite;
}

.cds-flow-line-red {
  stroke: #ff8389;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 1s linear infinite;
}

.cds-flow-line-amber {
  stroke: #f1c21b;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 1s linear infinite;
}

.cds-flow-line-purple {
  stroke: #a56eff;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 0.9s linear infinite;
}

.cds-flow-line-cyan {
  stroke: #1192e8;
  stroke-width: 2;
  stroke-dasharray: 6 4;
  animation: flowDash 1s linear infinite;
}

.cds-node-rect {
  fill: #1a1a1a;
  stroke: #393939;
  stroke-width: 1;
  transition: all 0.2s;
}

.cds-node-active {
  fill: #16243d;
  stroke: #0f62fe;
  stroke-width: 1.5;
}

.cds-node-green {
  fill: #15291b;
  stroke: #42be65;
  stroke-width: 1.5;
}

.cds-node-amber {
  fill: #2d240e;
  stroke: #f1c21b;
  stroke-width: 1.5;
}

.cds-node-red {
  fill: #34181a;
  stroke: #da1e28;
  stroke-width: 1.5;
}

.cds-node-purple {
  fill: #241639;
  stroke: #a56eff;
  stroke-width: 1.5;
}

.cds-node-cyan {
  fill: #0c2333;
  stroke: #1192e8;
  stroke-width: 1.5;
}

.cds-node-oolak {
  fill: #131b26;
  stroke: #0f62fe;
  stroke-width: 2;
  filter: drop-shadow(0 0 12px rgba(15, 98, 254, 0.25));
}

.cds-node-text-title {
  fill: #ffffff;
  font-family: var(--cds-font-sans);
  font-size: 11.5px;
  font-weight: 600;
}

.cds-node-text-sub {
  fill: #8d8d8d;
  font-family: var(--cds-font-mono);
  font-size: 9.5px;
}

.cds-pulse-dot {
  animation: glowPulse 2s ease-in-out infinite;
}

/* Carbon Callout / Action Module */
.cds-callout {
  background-color: var(--cds-layer-01);
  border-left: 4px solid var(--cds-accent-red);
  border-top: 1px solid var(--cds-border-subtle);
  border-right: 1px solid var(--cds-border-subtle);
  border-bottom: 1px solid var(--cds-border-subtle);
  padding: 48px;
  margin: 40px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cds-callout h3 {
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 8px;
  color: #ffffff;
}

.cds-callout p {
  color: var(--cds-text-secondary);
  font-size: 16px;
  max-width: 640px;
}

/* Carbon Footer (bx--footer) */
.cds-footer {
  margin-top: auto;
  background-color: #121212;
  border-top: 1px solid var(--cds-border-subtle);
  padding: 64px 0 32px;
}

.cds-footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.cds-footer-col h5 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--cds-text-primary);
  margin-bottom: 16px;
  font-weight: 600;
}

.cds-footer-col ul {
  list-style: none;
}

.cds-footer-col ul li {
  margin-bottom: 10px;
}

.cds-footer-col ul li a {
  color: var(--cds-text-secondary);
  text-decoration: none;
  font-size: 13px;
}

.cds-footer-col ul li a:hover {
  color: var(--cds-primary);
  text-decoration: underline;
}

.cds-footer-bottom {
  border-top: 1px solid var(--cds-border-subtle);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--cds-text-placeholder);
}

/* Diagram Responsive Toggles */
.cds-diagram-desktop {
  display: block;
}

.cds-diagram-mobile {
  display: none;
}

/* Responsive Rules & Mobile UX */
@media (max-width: 1024px) {
  .cds-hero h1 { font-size: 38px; }
  .cds-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .cds-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .cds-footer-top { grid-template-columns: 1fr 1fr; }
  .cds-callout { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 899px) {
  .cds-diagram-desktop {
    display: none;
  }
  .cds-diagram-mobile {
    display: block;
  }
}

/* ==========================================================================
   MOBILE ACCORDION / COLLAPSIBLE CARDS
   ========================================================================== */
@media (min-width: 900px) {
  details.cds-accordion-mobile {
    display: block !important;
    border: none !important;
    background: transparent !important;
    margin: 0 !important;
  }
  details.cds-accordion-mobile > summary {
    display: none !important;
  }
  details.cds-accordion-mobile > .cds-accordion-body {
    display: block !important;
    padding: 0 !important;
    border: none !important;
  }
}

@media (max-width: 899px) {
  details.cds-accordion-mobile {
    background-color: var(--cds-layer-01);
    border: 1px solid var(--cds-border-subtle);
    margin-top: 14px;
    margin-bottom: 14px;
    width: 100%;
  }
  details.cds-accordion-mobile summary {
    padding: 14px 16px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--cds-text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    user-select: none;
    font-family: var(--cds-font-sans);
  }
  details.cds-accordion-mobile summary::-webkit-details-marker {
    display: none;
  }
  details.cds-accordion-mobile summary::after {
    content: "＋";
    font-family: var(--cds-font-mono);
    font-size: 16px;
    color: var(--cds-primary);
  }
  details.cds-accordion-mobile[open] summary::after {
    content: "−";
    color: var(--cds-accent-red);
  }
  details.cds-accordion-mobile:not([open]) > .cds-accordion-body {
    display: none !important;
  }
  details.cds-accordion-mobile[open] > .cds-accordion-body {
    display: block !important;
  }
  details.cds-accordion-mobile .cds-accordion-body {
    padding: 16px;
    border-top: 1px solid var(--cds-border-subtle);
    font-size: 13px;
    line-height: 1.6;
    color: var(--cds-text-secondary);
  }
  .cds-specs-box .cds-specs-title {
    display: none;
  }
}

@media (min-width: 900px) {
  details.cds-accordion-mobile.cds-specs-box {
    background-color: var(--cds-layer-01) !important;
    border: 1px solid var(--cds-border-subtle) !important;
    padding: 32px !important;
  }
  .cds-specs-box .cds-specs-title {
    font-family: var(--cds-font-mono);
    font-size: 12px;
    color: var(--cds-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    display: block;
  }
}

/* ==========================================================================
   INSTAGRAM / APP STORE TOUCH-SWIPE CAROUSEL (MOBILE)
   ========================================================================== */
@media (max-width: 899px) {
  .cds-mobile-carousel {
    display: flex !important;
    overflow-x: auto !important;
    scroll-snap-type: x mandatory !important;
    -webkit-overflow-scrolling: touch !important;
    gap: 14px !important;
    margin: 0 -16px !important;
    padding: 8px 16px 20px !important;
    scroll-padding: 0 16px !important;
  }
  .cds-mobile-carousel::-webkit-scrollbar {
    height: 4px;
  }
  .cds-mobile-carousel::-webkit-scrollbar-track {
    background: #1a1a1a;
  }
  .cds-mobile-carousel::-webkit-scrollbar-thumb {
    background: var(--cds-primary);
  }
  .cds-mobile-carousel > * {
    flex: 0 0 85vw !important;
    max-width: 320px !important;
    min-width: 270px !important;
    scroll-snap-align: start !important;
    margin-bottom: 0 !important;
  }
  .cds-swipe-hint {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-family: var(--cds-font-mono);
    font-size: 11px;
    color: var(--cds-primary);
    margin-bottom: 12px;
  }
}

@media (min-width: 900px) {
  .cds-swipe-hint {
    display: none;
  }
}

/* Interactive Filter Bar for Integrations */
.cds-filter-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 16px;
  -webkit-overflow-scrolling: touch;
}
.cds-filter-btn {
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  padding: 6px 14px;
  font-size: 12px;
  font-family: var(--cds-font-mono);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}
.cds-filter-btn:hover {
  background-color: var(--cds-layer-hover);
  color: var(--cds-text-primary);
}
.cds-filter-btn.active {
  background-color: var(--cds-primary);
  border-color: var(--cds-primary);
  color: #ffffff;
}

@media (max-width: 672px) {
  .cds-container {
    padding: 0 16px;
  }
  .cds-hero {
    padding: 40px 0 32px;
  }
  .cds-hero h1 { font-size: 28px; line-height: 1.25; }
  .cds-hero-desc { font-size: 15px; margin-bottom: 24px; }
  .cds-hero-cta { flex-direction: column; width: 100%; gap: 12px; }
  .cds-hero-cta .cds-btn { width: 100%; justify-content: center; }
  .cds-grid-3:not(.cds-mobile-carousel), .cds-grid-2:not(.cds-mobile-carousel) { grid-template-columns: 1fr; }
  .cds-metrics-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .cds-metric-tile { padding: 16px; }
  .cds-metric-value { font-size: 32px; }
  .cds-metric-label { font-size: 11.5px; }
  .cds-footer-top { grid-template-columns: 1fr; gap: 32px; }
  .cds-footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  
}

/* ==========================================================================
   CARBON HEADER & MOBILE HAMBURGER DROPDOWN
   ========================================================================== */
.cds-header-menu-btn {
  display: none;
}
.cds-nav-mobile-cta {
  display: none;
}

@media (max-width: 899px) {
  .cds-header {
    height: 52px !important;
    padding: 0 !important;
  }
  .cds-header-inner {
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 52px !important;
    padding: 0 16px !important;
    position: relative;
  }
  .cds-header-brand {
    border-right: none !important;
    padding-right: 0 !important;
    height: 52px !important;
  }
  .cds-header-actions {
    display: none !important;
  }
  .cds-header-menu-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--cds-layer-01);
    border: 1px solid var(--cds-border-subtle);
    color: var(--cds-text-primary);
    cursor: pointer;
    transition: all 0.15s ease;
  }
  .cds-header-menu-btn:hover,
  .cds-header-menu-btn.open {
    background-color: var(--cds-layer-hover);
    border-color: var(--cds-primary);
    color: #ffffff;
  }
  .cds-header-menu-btn .cds-menu-icon-close {
    display: none;
  }
  .cds-header-menu-btn.open .cds-menu-icon-bars {
    display: none;
  }
  .cds-header-menu-btn.open .cds-menu-icon-close {
    display: block;
  }

  /* Hamburger Dropdown Panel */
  .cds-nav {
    display: none !important;
  }
  .cds-nav.open {
    display: flex !important;
    flex-direction: column !important;
    position: absolute !important;
    top: 52px !important;
    left: 0 !important;
    width: 100% !important;
    background-color: #161616 !important;
    border-bottom: 2px solid var(--cds-primary) !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.9) !important;
    z-index: 9999 !important;
    margin-left: 0 !important;
    padding: 4px 0 12px 0 !important;
    height: auto !important;
    animation: cdsSlideDown 0.2s cubic-bezier(0, 0, 0.2, 1);
  }
  @keyframes cdsSlideDown {
    from {
      opacity: 0;
      transform: translateY(-8px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  .cds-nav.open a {
    height: auto !important;
    padding: 14px 20px !important;
    font-size: 14.5px !important;
    color: var(--cds-text-primary) !important;
    border-bottom: 1px solid var(--cds-border-subtle) !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    font-family: var(--cds-font-sans);
  }
  .cds-nav.open a::after {
    content: "→";
    font-family: var(--cds-font-mono);
    color: var(--cds-text-placeholder);
    font-size: 14px;
  }
  .cds-nav.open a:hover {
    background-color: var(--cds-layer-hover) !important;
    color: var(--cds-primary) !important;
  }
  .cds-nav-mobile-cta {
    display: block !important;
    padding: 12px 16px 4px !important;
  }
  .cds-nav-mobile-cta .cds-btn {
    width: 100% !important;
    justify-content: center !important;
    font-size: 14px !important;
  }
}