@import url("https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Mono:wght@300;400&family=Space+Grotesk:wght@300;400;500;600;700&family=Tajawal:wght@400;500;700;800&display=swap");

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

:root {
  color-scheme: dark;

  /* Brand Color Variable */
  --primary-color: #FF6B2B;
  --primary-color-rgb: 255, 107, 43;

  --dark-bg: #000000;
  --dark-fg: #e8e4d9;
  --dark-muted: #6a6a7e;
  --dark-accent: var(--primary-color);
  --dark-card-bg: rgba(10, 10, 15, 0.16);
  --dark-card-border: rgba(var(--primary-color-rgb), 0.18);

  --light-bg: #eef4ff;
  --light-fg: #0b141a;
  --light-muted: #6c8296;
  --light-accent: var(--primary-color);
  --light-card-bg: rgba(245, 249, 255, 0.82);
  --light-card-border: rgba(var(--primary-color-rgb), 0.22);

  --bg: var(--dark-bg);
  --fg: var(--dark-fg);
  --muted: var(--dark-muted);
  --accent: var(--dark-accent);
  --card-bg: var(--dark-card-bg);
  --card-border: var(--dark-card-border);

  --font-display: "Bebas Neue", sans-serif;
  --font-display-ar: "Tajawal", sans-serif;
  --font-mono: "DM Mono", monospace;
  --hairline: 0.0625rem;
  --ui-inset: 2rem;
  --nav-x: calc(var(--ui-inset) + 0.125rem);
  --reveal-offset: 0.625rem;
  --reveal-duration: 0.5s;
  --card-radius: 0.875rem;
  --z-ui: 10;
}

:root[data-theme="light"] {
  color-scheme: light;

  --bg: var(--light-bg);
  --fg: var(--light-fg);
  --muted: var(--light-muted);
  --accent: var(--light-accent);
  --card-bg: var(--light-card-bg);
  --card-border: var(--light-card-border);
}

html {
  color-scheme: dark;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-mono);
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

#webgl_canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  z-index: 0;
  pointer-events: none;
}

#hud {
  position: fixed;
  top: var(--ui-inset);
  right: var(--ui-inset);
  z-index: var(--z-ui);
  text-align: right;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
}

#hud .progress-bar {
  width: 7.5rem;
  height: var(--hairline);
  background: var(--muted);
  margin-block-start: 0.5rem;
  margin-inline-start: auto;
  position: relative;
  overflow: hidden;
}

#hud .progress-fill {
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 0%;
  background: var(--accent);
  transition: width 0.1s linear;
}

#hud .scene-label {
  font-size: 0.6rem;
  color: var(--accent);
  margin-block-start: 0.4rem;
}

#scene_strip {
  position: fixed;
  left: var(--nav-x);
  top: 50%;
  translate: -50% -50%;
  z-index: var(--z-ui);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.scene-dot {
  width: 0.25rem;
  height: 0.25rem;
  border-radius: 50%;
  background: var(--muted);
  transition: background 0.3s, scale 0.3s;
}

.scene-dot.active {
  background: var(--accent);
  scale: 1.8;
}

#theme_toggle {
  position: fixed;
  bottom: var(--ui-inset);
  left: var(--nav-x);
  translate: -50% 0;
  z-index: var(--z-ui);
  width: 2rem;
  height: 2rem;
  border: none;
  background: color-mix(in srgb, var(--muted) 35%, transparent);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
}

#theme_toggle:hover {
  background: color-mix(in srgb, var(--muted) 55%, transparent);
}

#theme_toggle svg {
  width: 0.875rem;
  height: 0.875rem;
  position: absolute;
  transition: opacity 0.3s ease, rotate 0.3s ease;
  color: var(--accent);
}

:root[data-theme="light"] #theme_toggle svg {
  color: var(--fg);
}

#theme_toggle .icon-sun {
  opacity: 1;
  rotate: 0deg;
}

#theme_toggle .icon-moon {
  opacity: 0;
  rotate: 90deg;
}

:root[data-theme="light"] #theme_toggle .icon-sun {
  opacity: 0;
  rotate: -90deg;
}

:root[data-theme="light"] #theme_toggle .icon-moon {
  opacity: 1;
  rotate: 0deg;
}

#scroll_container {
  position: relative;
  z-index: 1;
}

section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 5rem;
}

.text-card {
  max-width: 23.75rem;
  padding: 2.25rem 2rem;
  background: var(--card-bg);
  border-left: var(--hairline) solid var(--card-border);
  transition: background 0.3s ease, border-color 0.3s ease;
}

:root[data-theme="dark"] .text-card {
  border: var(--hairline) solid var(--card-border);
  border-radius: var(--card-radius);
  backdrop-filter: blur(14px) saturate(130%);
  -webkit-backdrop-filter: blur(14px) saturate(130%);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.text-card.right {
  margin-inline-start: auto;
  border-left: none;
  border-right: var(--hairline) solid var(--card-border);
  text-align: right;
}

.text-card.center {
  margin-inline: auto;
  border-left: none;
  border-top: var(--hairline) solid var(--card-border);
  text-align: center;
  max-width: 28.75rem;
}

.tag {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-block-end: 1.1rem;
  opacity: 0;
  translate: 0 var(--reveal-offset);
  transition: opacity var(--reveal-duration) ease,
    translate var(--reveal-duration) ease;
}

.tag.visible {
  opacity: 1;
  translate: 0 0;
}

:is(h1, h2) {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 0.92;
  opacity: 0;
  translate: 0 1.125rem;
  transition: opacity var(--reveal-duration) ease 0.08s,
    translate var(--reveal-duration) ease 0.08s;
}

:is(h1, h2).visible {
  opacity: 1;
  translate: 0 0;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
}

h2 {
  font-size: clamp(2.2rem, 6vw, 5rem);
}

.body-text {
  font-size: 0.78rem;
  line-height: 1.8;
  color: color-mix(in srgb, var(--fg) 55%, transparent);
  margin-block-start: 1.25rem;
  opacity: 0;
  translate: 0 var(--reveal-offset);
  transition: opacity var(--reveal-duration) ease 0.2s,
    translate var(--reveal-duration) ease 0.2s;
}

.body-text.visible {
  opacity: 1;
  translate: 0 0;
}

.stat-row {
  display: flex;
  gap: 2.5rem;
  margin-block-start: 2rem;
  flex-wrap: wrap;
  opacity: 0;
  translate: 0 var(--reveal-offset);
  transition: opacity var(--reveal-duration) ease 0.3s,
    translate var(--reveal-duration) ease 0.3s;
}

.stat-row.visible {
  opacity: 1;
  translate: 0 0;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.h-line {
  width: 3.125rem;
  height: var(--hairline);
  background: var(--accent);
  margin-block-end: 1.2rem;
  opacity: 0;
  scale: 0 1;
  transform-origin: left;
  transition: opacity 0.4s ease, scale 0.4s ease;
}

.h-line.visible {
  opacity: 1;
  scale: 1 1;
}

.text-card.right .h-line {
  transform-origin: right;
  margin-inline-start: auto;
}

.text-card.center .h-line {
  transform-origin: center;
  margin-inline: auto;
  margin-block-end: 1.2rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-block-start: 1.75rem;
  padding: 0.6rem 1.25rem;
  border: var(--hairline) solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  opacity: 0;
  translate: 0 var(--reveal-offset);
  transition: opacity var(--reveal-duration) ease 0.35s,
    translate var(--reveal-duration) ease 0.35s, background 0.2s, color 0.2s;
}

.cta.visible {
  opacity: 1;
  translate: 0 0;
}

.cta:hover {
  background: var(--accent);
  color: var(--bg);
}

.cta svg {
  width: 0.6875rem;
  height: 0.6875rem;
}

/* ==================== CLICKABLE NICHE CARDS ==================== */

/* Clickable card base styles */
.text-card--clickable {
  display: block;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  position: relative;
  overflow: hidden;
}

/* Niche card specific styling */
.text-card--niche {
  border: var(--hairline) solid var(--card-border);
  background: var(--card-bg);
}

/* Hover effects for clickable cards */
.text-card--clickable:hover {
  transform: scale(1.02) translateY(-4px);
  border-color: rgba(var(--primary-color-rgb), 0.4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
              0 0 40px rgba(var(--primary-color-rgb), 0.1);
}

/* Ensure text colors don't change on hover */
.text-card--clickable:hover h2,
.text-card--clickable:hover .tag,
.text-card--clickable:hover .body-text {
  color: inherit;
}

.text-card--clickable:hover .tag {
  color: var(--accent);
}

/* Link hint styling */
.card-link-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s ease;
}

/* Show link hint on card hover */
.text-card--clickable:hover .card-link-hint {
  opacity: 1;
  transform: translateX(0);
}

/* Arrow animation in link hint */
.card-link-hint::after {
  content: '→';
  transition: transform 0.3s ease;
}

.text-card--clickable:hover .card-link-hint::after {
  transform: translateX(4px);
}

/* Intro card specific styling */
.text-card--intro {
  border: var(--hairline) solid var(--card-border);
}

/* Ensure existing reveal animations still work */
.text-card--clickable.visible {
  opacity: 1;
}

#credit {
  position: fixed;
  right: var(--ui-inset);
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: right center;
  z-index: var(--z-ui);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
}

#credit a {
  color: var(--muted);
  text-decoration: none;
}

/* ==================== MODERN SIDEBAR STYLES (Glassmorphism) ==================== */

/* Space Grotesk Font Application */
.sidebar-trigger__text,
.sidebar-label,
.sidebar-panel__title,
.sidebar-panel__link,
.sidebar-panel__sublink,
.sidebar-panel__cta,
.sidebar-panel__info,
.sidebar-panel__subtitle,
.sidebar-panel__num,
.sidebar-social__tooltip {
  font-family: 'Space Grotesk', sans-serif;
}

/* Modern Left Sidebar */
.sidebar-left {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  pointer-events: none;
}

.sidebar-trigger {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px 16px;
  cursor: pointer;
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.sidebar-trigger::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(108, 53, 212, 0.3) 0%, rgba(255, 107, 43, 0.2) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: 16px;
}

.sidebar-trigger:hover::before {
  opacity: 1;
}

.sidebar-trigger:hover {
  border-color: rgba(108, 53, 212, 0.5);
  transform: scale(1.05);
}

.sidebar-trigger__lines {
  display: flex;
  flex-direction: column;
  gap: 5px;
  position: relative;
  z-index: 1;
}

.sidebar-trigger__lines span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.sidebar-trigger:hover .sidebar-trigger__lines span:nth-child(1) {
  transform: translateY(-2px);
  width: 18px;
}

.sidebar-trigger:hover .sidebar-trigger__lines span:nth-child(2) {
  width: 28px;
}

.sidebar-trigger:hover .sidebar-trigger__lines span:nth-child(3) {
  transform: translateY(2px);
  width: 22px;
}

.sidebar-trigger__text {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  position: relative;
  z-index: 1;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
}

/* Modern Right Sidebar */
.sidebar-right {
  position: fixed;
  right: 0;
  top: 0;
  height: 100vh;
  width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 999;
  pointer-events: none;
  gap: 24px;
}

.sidebar-social {
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: auto;
}

.sidebar-social__link {
  position: relative;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 20px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
}

.sidebar-social__link:hover {
  background: rgba(108, 53, 212, 0.3);
  border-color: rgba(108, 53, 212, 0.5);
  color: #fff;
  transform: translateX(-4px);
}

.sidebar-social__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: rgba(108, 53, 212, 0.9);
  backdrop-filter: blur(10px);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.sidebar-social__tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 4px solid transparent;
  border-left-color: rgba(108, 53, 212, 0.9);
}

.sidebar-social__link:hover .sidebar-social__tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

.sidebar-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

/* Legacy sidebar classes (hidden) */
.hero-fixed-left,
.hero-fixed-right {
  display: none !important;
}

/* Fixed Right Side - Transparent Overlay Style */
.hero-fixed-right {
  position: fixed;
  right: 0;
  top: 0;
  width: 80px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  z-index: 9999;
}

.hero-fixed-right--transparent {
  background: transparent;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

/* Menu Trigger Button */
.menu-trigger {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 16px;
  transition: all 0.3s ease;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
}

.menu-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--fg);
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.menu-plus {
  font-size: 14px;
  font-weight: 300;
  color: var(--fg);
  transition: transform 0.3s ease;
}

.menu-trigger:hover .menu-plus {
  transform: rotate(45deg);
}

.menu-trigger:hover .menu-label {
  color: var(--accent);
}

/* Social Bar */
.social-bar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg);
  font-size: 20px;
  text-decoration: none;
  transition: all 0.3s ease;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.social-link:hover {
  color: var(--accent);
  transform: scale(1.1);
  background: rgba(var(--primary-color-rgb), 0.1);
  border-color: rgba(var(--primary-color-rgb), 0.3);
}

.social-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--fg);
  text-transform: uppercase;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  opacity: 0.6;
}

/* Content wrapper with side margins - respects the sidebars */
.content-with-side-margins {
  margin-left: 80px;
  margin-right: 80px;
  position: relative;
  z-index: 1;
}

/* Adjust section padding to work with side margins */
.content-with-side-margins section {
  padding: 6rem 3rem;
}

/* ==================== MODERN GLASSMORPHISM SIDE PANEL ==================== */

/* Side Panel Overlay */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.4s ease;
  z-index: 1000;
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Glassmorphism Panel Container */
.sidebar-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 480px;
  max-width: 90vw;
  height: 100vh;
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.sidebar-panel.active {
  transform: translateX(0);
}

/* Panel Background with Gradient Accents */
.sidebar-panel__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 10, 15, 0.98) 0%, rgba(30, 20, 50, 0.98) 50%, rgba(10, 10, 15, 0.98) 100%);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
}

.sidebar-panel__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(108, 53, 212, 0.3) 0%, transparent 50%),
              radial-gradient(ellipse at bottom left, rgba(255, 107, 43, 0.2) 0%, transparent 50%);
}

/* Panel Close Button */
.sidebar-panel__close {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
}

.sidebar-panel__close:hover {
  background: rgba(255, 107, 43, 0.2);
  border-color: rgba(255, 107, 43, 0.5);
  transform: rotate(90deg);
}

/* Panel Content Layout */
.sidebar-panel__content {
  position: relative;
  z-index: 5;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 80px 48px 48px;
  overflow-y: auto;
}

/* Panel Header */
.sidebar-panel__header {
  margin-bottom: 48px;
}

.sidebar-panel__subtitle {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 8px;
}

.sidebar-panel__title {
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Panel Navigation */
.sidebar-panel__nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.sidebar-panel__link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.sidebar-panel__link:hover {
  padding-left: 16px;
  border-color: rgba(108, 53, 212, 0.3);
}

.sidebar-panel__num {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.sidebar-panel__link:hover .sidebar-panel__num {
  color: #FF6B2B;
}

.sidebar-panel__label {
  font-size: 24px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  transition: all 0.3s ease;
}

.sidebar-panel__link:hover .sidebar-panel__label {
  color: #fff;
}

/* Sub-navigation */
.sidebar-panel__subnav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 40px;
  margin: 8px 0;
}

.sidebar-panel__sublink {
  font-size: 16px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.5);
  padding: 8px 0;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.sidebar-panel__sublink::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 1px;
  background: #6C35D4;
  transition: width 0.3s ease;
}

.sidebar-panel__sublink:hover,
.sidebar-panel__sublink.active {
  color: #fff;
  padding-left: 8px;
}

.sidebar-panel__sublink:hover::before,
.sidebar-panel__sublink.active::before {
  width: 12px;
}

/* Panel Footer with CTA */
.sidebar-panel__footer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-panel__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  background: linear-gradient(135deg, #FF6B2B 0%, #ff8551 100%);
  border-radius: 16px;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 32px;
  transition: all 0.3s ease;
  box-shadow: 0 10px 40px rgba(255, 107, 43, 0.3);
}

.sidebar-panel__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 50px rgba(255, 107, 43, 0.4);
}

.sidebar-panel__cta i {
  font-size: 20px;
  transition: transform 0.3s ease;
}

.sidebar-panel__cta:hover i {
  transform: translateX(4px);
}

.sidebar-panel__info {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* Legacy side panel (hidden) */
.side-panel-menu,
.side-panel-overlay {
  display: none !important;
}

/* Content wrapper with side margins */
.content-with-side-margins {
  margin-left: 80px;
  margin-right: 80px;
  position: relative;
  z-index: 1;
}

.content-with-side-margins section {
  padding: 6rem 3rem;
}

/* Responsive Adjustments */
@media (width <= 60em) {
  .sidebar-left,
  .sidebar-right {
    display: none;
  }

  .content-with-side-margins {
    margin-left: 0;
    margin-right: 0;
  }

  .content-with-side-margins section {
    padding: 5rem 3rem;
  }

  section {
    padding: 5rem 3rem;
  }

  .text-card {
    grid-template-columns: 1fr;
  }

  .title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .sidebar-panel {
    width: 100%;
    max-width: 360px;
  }
}

@media (width <= 40em) {
  :root {
    --ui-inset: 1.5rem;
  }

  .kicker-row {
    gap: 0.5rem;
  }

  .kicker-rule {
    width: 1.5rem;
  }

  .sidebar-panel__content {
    padding: 80px 24px 32px;
  }

  .sidebar-panel__title {
    font-size: 32px;
  }

  .sidebar-panel__label {
    font-size: 20px;
  }

  #hud {
    top: 1rem;
    right: 1rem;
  }

  #scene_strip {
    display: none;
  }

  #theme_toggle {
    bottom: 1rem;
    left: 1.25rem;
    translate: 0 0;
  }

  .stat-row {
    gap: 1.5rem;
  }

  /* Mobile side panel - full width */
  .side-panel-menu {
    width: 100%;
    max-width: 100%;
  }

  .side-panel-content {
    padding: 72px 32px 32px;
  }

  .side-panel-link {
    font-size: 1.5rem;
  }

  .side-panel-close {
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
  }

  /* Additional mobile adjustments */
  section {
    padding: 4rem 2rem;
    min-height: auto;
  }

  .text-card {
    padding: 1.5rem 1.25rem;
    max-width: 100%;
  }

  h1 {
    font-size: clamp(2rem, 7vw, 3.5rem);
  }

  h2 {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
  }

  .body-text {
    font-size: 0.7rem;
  }

  .stat-num {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.5rem;
  }

  .tag {
    font-size: 0.55rem;
  }

  .cta {
    font-size: 0.58rem;
    padding: 0.5rem 1rem;
  }

  .card-link-hint {
    font-size: 0.6rem;
  }

  /* Hide credit on mobile */
  #credit {
    display: none;
  }

  :root[data-theme="dark"] .text-card {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (width <= 30em) {
  section {
    padding: 3rem 1.5rem;
  }

  .text-card {
    padding: 1.25rem 1rem;
  }

  h1 {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }

  h2 {
    font-size: clamp(1.25rem, 6vw, 2rem);
  }

  .stat-row {
    gap: 1rem;
  }

  .stat-num {
    font-size: 1.25rem;
  }

  .sidebar-panel__content {
    padding: 60px 20px 24px;
  }

  .sidebar-panel__title {
    font-size: 24px;
  }

  .sidebar-panel__label {
    font-size: 18px;
  }

  .sidebar-panel__sublink {
    font-size: 14px;
  }
}