:root {
  color-scheme: light;
  --ink: #14233f;
  --muted: #53647e;
  --primary: #b91c1c;
  --primary-hover: #991b1b;
  --primary-20: rgba(185, 28, 28, 0.2);
  --primary-60: rgba(185, 28, 28, 0.6);
  --paper: #fff7f7;
  --surface: #f8fafc;
  --line: #d6dfed;
  --line-light: #e2e8f0;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-fast: 160ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 280ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 420ms cubic-bezier(0.16, 1, 0.3, 1);
  --font-sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: "Lora", Georgia, "Times New Roman", serif;

  /* Semantic UI Statuses */
  --status-done: #059669;
  --status-done-bg: #ecfdf5;
  --status-done-border: #a7f3d0;
  --status-doing: #2563eb;
  --status-doing-bg: #eff6ff;
  --status-doing-border: #bfdbfe;
  --status-pending: #d97706;
  --status-pending-bg: #fffbeb;
  --status-pending-border: #fde68a;
  --status-urgent: #dc2626;
  --status-urgent-bg: #fef2f2;
  --status-urgent-border: #fecaca;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font: 400 16px/1.65 var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p,
figure,
ul {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-serif);
  text-wrap: balance;
  font-weight: 600;
  color: var(--ink);
}

h1 {
  font-size: clamp(32px, 3.4vw, 46px);
  line-height: 1.18;
}

h2 {
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.2;
}

h3 {
  font-weight: 600;
  font-size: clamp(22px, 2.2vw, 32px);
  line-height: 1.25;
}

h4 {
  font-weight: 600;
  font-size: 18px;
  line-height: 1.35;
}

p {
  color: var(--muted);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: transparent;
  padding: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

svg {
  display: inline-block;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  vertical-align: middle;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

figure {
  min-width: 0;
}

.wrap {
  width: min(1200px, calc(100% - 64px));
  margin-inline: auto;
}

::selection {
  background: #fecaca;
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--paper);
}
::-webkit-scrollbar-thumb {
  border-radius: 8px;
  background: #c5d2e6;
}
::-webkit-scrollbar-thumb:hover {
  background: #9db1d1;
}

/* Accessibility Skip Link */
.skip-link {
  position: fixed;
  left: 24px;
  top: 16px;
  padding: 12px 20px;
  background: var(--ink);
  color: #fff;
  border-radius: 6px;
  transform: translateY(-180%);
  z-index: 100;
  transition: transform 0.2s;
}
.skip-link:focus {
  transform: none;
}

/* Scroll Progress Bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 60;
  pointer-events: none;
}
.scroll-progress span {
  display: block;
  height: 100%;
  background: var(--primary);
  transform: scaleX(var(--progress, 0));
  transform-origin: left;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 15px;
  line-height: 1.5;
  min-height: 46px;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal),
    background var(--transition-normal),
    border-color var(--transition-normal),
    filter var(--transition-normal),
    color var(--transition-normal);
  will-change: transform;
  backface-visibility: hidden;
}
.button svg,
.button .lucide {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-normal);
}
.button:hover svg,
.button:hover .lucide {
  transform: translateX(4px);
}
.button:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 220ms;
}

/* 1. Primary Button: linear-gradient(135deg,#b91c1c,#ef4444 55%,#f97316) */
.button,
.button.primary {
  background: linear-gradient(135deg, #b91c1c, #ef4444 55%, #f97316);
  color: #fff;
  border-color: transparent;
}
.button:hover,
.button.primary:hover {
  filter: brightness(1.06);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

/* 2. Outline White Button */
.button.outline-white,
.button.outline-light {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.45);
}
.button.outline-white:hover,
.button.outline-light:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #fff;
  color: #fff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.16);
  transform: translateY(-2px);
}

/* 3. Ink Button: #14233f */
.button.ink,
.button.secondary {
  background: #14233f;
  color: #fff;
  border: 1px solid #14233f;
}
.button.ink:hover,
.button.secondary:hover {
  background: #1c3156;
  border-color: #1c3156;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
  transform: translateY(-2px);
}

/* Size Modifiers & Light Fallback */
.button.sm {
  padding: 8px 18px;
  font-size: 14px;
  min-height: 38px;
  gap: 8px;
}
.button.light {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
  font-weight: 600;
}
.button.light:hover {
  background: #fef2f2;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

/* ==========================================================================
   1. NAVIGATION HEADER
   ========================================================================== */
.nav {
  position: sticky;
  top: 12px;
  z-index: 50;
  width: min(1200px, calc(100% - 32px));
  height: 68px;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid #e5edf7;
  border-radius: 16px;
  transition:
    box-shadow 0.3s,
    border-color 0.3s;
}
.nav.scrolled {
  border-color: #d1dff0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 22px;
  color: var(--ink);
}
.brand-logo {
  height: 58px;
  width: auto;
  object-fit: contain;
  display: inline-block;
  flex-shrink: 0;
}
.brand-logo.sm {
  height: 48px;
  width: auto;
}
.brand-badge {
  display: flex;
  align-items: center;
}
.brand-badge svg {
  width: 28px;
  height: 28px;
}
.brand-sub {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  padding-left: 10px;
  border-left: 1px solid var(--line);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a {
  position: relative;
  color: var(--muted);
  transition: color var(--transition-fast);
  padding: 6px 0;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-cta-cluster {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: 10px;
}
.nav-cta-cluster a {
  color: white !important;
}
.nav-btn-login {
  color: var(--ink);
  font-weight: 500;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 8px;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
  will-change: transform;
}
.nav-btn-login:hover {
  background: var(--surface);
  color: var(--primary);
  transform: translateY(-1px);
}
.nav-btn-login:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 200ms;
}
.nav-btn-login::after {
  display: none !important;
}
.nav-btn-primary::after {
  display: none !important;
}
.nav-btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--ink) !important;
  border: 1.5px solid var(--line);
  font-family: "Manrope", sans-serif;
  font-weight: 600;
  font-size: 14px;
  padding: 8px 18px;
  border-radius: 9999px;
  cursor: pointer;
  line-height: 1.4;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
  will-change: transform;
}
.nav-btn-contact:hover {
  background: #fff;
  border-color: var(--primary);
  color: var(--primary) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(185, 28, 28, 0.08);
}
.nav-btn-contact:active {
  transform: translateY(0) scale(0.98);
}
.nav-btn-contact::after {
  display: none !important;
}

.menu-toggle {
  display: none;
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero-v2 {
  padding: 48px 0 56px;
}
.hero-heading {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 40px;
}
.hero-heading h1 {
  font-size: clamp(32px, 3.4vw, 46px);
  line-height: 1.18;
}
.hero-heading h1 span {
  color: var(--primary);
}
.hero-summary p {
  font-size: 16px;
  line-height: 1.6;
  max-width: 500px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.hero-scene {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  align-items: start;
}

.scene-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.scene-heading-box {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.scene-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--primary);
  display: block;
  margin-bottom: 4px;
}
.scene-heading-box p {
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink);
  font-weight: 500;
}

.scene-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scene-tab {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  transition:
    transform var(--transition-normal),
    background-color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    color var(--transition-normal);
  min-height: 48px;
  will-change: transform;
}
.scene-tab .tab-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #e9eff8;
  color: var(--ink);
  margin-right: 10px;
  flex-shrink: 0;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    transform var(--transition-normal);
}
.scene-tab .tab-icon svg,
.scene-tab .tab-icon .lucide {
  width: 16px;
  height: 16px;
}
.scene-tab .tab-arrow {
  width: 16px;
  height: 16px;
  opacity: 0;
  transform: translateX(-4px);
  transition:
    opacity var(--transition-normal),
    transform var(--transition-normal),
    color var(--transition-normal);
}
.scene-tab:hover {
  background: var(--primary-20);
  background: color-mix(in srgb, var(--primary) 5%, transparent);
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 30%, transparent);
  color: var(--ink);
  transform: translateX(3px);
}
.scene-tab:hover .tab-icon {
  background: #fee2e2;
  color: var(--primary);
}
.scene-tab:hover .tab-arrow {
  opacity: 0.8;
  transform: translateX(0);
  color: var(--primary);
}
.scene-tab:active {
  transform: translateX(2px) scale(0.985);
  transition-duration: 220ms;
}
.scene-tab.active {
  background: color-mix(in srgb, var(--primary) 5%, transparent);
  color: var(--ink);
  border-color: color-mix(in srgb, var(--primary) 30%, transparent);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
  transform: translateX(8px);
}
.scene-tab.active:hover {
  background: var(--primary-20);
  background: color-mix(in srgb, var(--primary) 5%, transparent);
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 30%, transparent);
}
.scene-tab.active .tab-icon {
  background: #fee2e2;
  color: var(--primary);
}
.scene-tab.active .tab-arrow {
  opacity: 1;
  transform: none;
  color: var(--primary);
}

.motion-button {
  font-size: 12px;
  color: var(--muted);
  text-align: left;
  padding: 6px 4px;
  transition: color var(--transition-fast);
  cursor: pointer;
}
.motion-button:hover {
  color: var(--ink);
}

/* Scene View Container */
.scene-view {
  position: relative;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--line);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  transition:
    box-shadow var(--transition-normal),
    border-color var(--transition-normal);
}
.scene-images {
  display: grid;
  grid-template-areas: "stack";
  min-height: 420px;
  position: relative;
}
.scene-image {
  grid-area: stack;
  opacity: 0;
  transform: translateY(12px) scale(0.99);
  pointer-events: none;
  transition:
    opacity 0.48s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.48s cubic-bezier(0.16, 1, 0.3, 1);
  background: #fff;
  will-change: opacity, transform;
  backface-visibility: hidden;
}
.scene-image.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  z-index: 2;
}

.scene-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #fafcff;
  border-top: 1px solid #edf2f9;
  font-size: 12px;
  color: var(--muted);
}
.scene-name {
  font-weight: 600;
  color: var(--ink);
  transition: opacity 0.25s var(--ease);
}
.scene-badge {
  color: var(--primary);
  font-weight: 500;
}

/* ==========================================================================
   UI MOCKUP WINDOWS (REALISTIC WORK-MANAGEMENT SAAS COMPONENTS)
   ========================================================================== */
.ui-window {
  display: flex;
  flex-direction: column;
  background: #fff;
  height: 100%;
}
.ui-win-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
}
.ui-dots {
  display: flex;
  gap: 6px;
}
.ui-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red {
  background: #ef4444;
}
.dot-yellow {
  background: #f59e0b;
}
.dot-green {
  background: #10b981;
}

.ui-win-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}
.ui-tag-badge {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 6px;
  background: #e2e8f0;
  color: var(--ink);
}

/* Status Chips */
.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}
.status-chip.done {
  background: var(--status-done-bg);
  color: var(--status-done);
  border: 1px solid var(--status-done-border);
}
.status-chip.in-progress {
  background: var(--status-doing-bg);
  color: var(--status-doing);
  border: 1px solid var(--status-doing-border);
}
.status-chip.pending {
  background: var(--status-pending-bg);
  color: var(--status-pending);
  border: 1px solid var(--status-pending-border);
}
.status-chip.urgent {
  background: var(--status-urgent-bg);
  color: var(--status-urgent);
  border: 1px solid var(--status-urgent-border);
}

/* User Avatars */
.user-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #3b82f6;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}
.user-avatar.alt {
  background: #8b5cf6;
}
.user-avatar.sm {
  width: 22px;
  height: 22px;
  font-size: 9px;
}
.avatar-group {
  display: flex;
}
.avatar-group .user-avatar {
  border: 2px solid #fff;
}
.avatar-group .user-avatar + .user-avatar {
  margin-left: -6px;
}

/* --- Task Table Mockup (Scene 0) --- */
.ui-task-table {
  padding: 16px 20px;
}
.ui-subnav {
  display: flex;
  gap: 12px;
  border-bottom: 1px solid #eef2f8;
  padding-bottom: 10px;
  margin-bottom: 14px;
}
.ui-subnav-item {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 6px;
  cursor: default;
}
.ui-subnav-item.active {
  color: var(--primary);
  background: #fee2e2;
  font-weight: 600;
}

.ui-table-header {
  display: grid;
  grid-template-columns: 24px 2fr 1fr 0.8fr 1.2fr 1fr;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: #8393a8;
  border-bottom: 1px solid #edf2f9;
}
.ui-task-row {
  display: grid;
  grid-template-columns: 24px 2fr 1fr 0.8fr 1.2fr 1fr;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid #f1f5fa;
  font-size: 13px;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast),
    border-color var(--transition-fast);
  will-change: transform;
}
.ui-task-row:hover {
  background: #fafcff;
  transform: translateX(2px);
}
.ui-task-row.active-row {
  background: #fafcff;
  border-left: 2px solid var(--primary);
  padding-left: 10px;
}
.task-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1.5px solid #cbd5e1;
}
.task-check.done {
  background: var(--status-done);
  border-color: var(--status-done);
  color: #fff;
}
.task-check.done svg {
  width: 12px;
  height: 12px;
}

.task-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.task-name {
  font-weight: 500;
  color: var(--ink);
}
.task-tag {
  font-size: 11px;
  color: var(--status-urgent);
  font-weight: 600;
}
.task-tag.alt {
  color: #6366f1;
}
.task-dept {
  font-size: 12px;
  color: var(--muted);
}
.task-date {
  font-size: 12px;
  color: var(--muted);
}
.task-date.urgent {
  color: var(--status-urgent);
  font-weight: 600;
}

/* --- Kanban Board Mockup (Scene 1) --- */
.ui-kanban-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 18px 20px;
  background: #f8fafc;
}
.kanban-col {
  background: transparent;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.kanban-col.active-col {
  border-color: transparent;
  box-shadow: none;
}
.kanban-col-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  padding-bottom: 6px;
  border-bottom: 1px solid #f1f5fa;
}
.kanban-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.kanban-dot.todo {
  background: #94a3b8;
}
.kanban-dot.doing {
  background: #3b82f6;
}
.kanban-dot.done {
  background: #10b981;
}
.kanban-count {
  margin-left: auto;
  font-size: 11px;
  background: #f1f5f9;
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--muted);
}

.kanban-card {
  padding: 10px 0;
  border-bottom: 1px solid #eef2f6;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kanban-card.completed {
  opacity: 0.85;
}
.card-badge {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  background: #e2e8f0;
  color: var(--ink);
}
.card-badge.urgent {
  background: #fee2e2;
  color: #dc2626;
}
.card-badge.done {
  background: #ecfdf5;
  color: #059669;
}
.card-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.35;
}
.progress-bar-wrap {
  height: 5px;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  margin-top: 2px;
}
.progress-bar {
  height: 100%;
  background: #3b82f6;
}
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
}
.card-done-note {
  color: #059669;
  font-weight: 500;
}

/* --- Timeline Gantt Mockup (Scene 2) --- */
.ui-timeline-view {
  padding: 18px 20px;
}
.timeline-header-days {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  font-size: 11px;
  font-weight: 600;
  color: #8393a8;
  border-bottom: 1px solid #edf2f9;
  padding-bottom: 8px;
  margin-bottom: 16px;
}
.timeline-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-block: 10px;
  border-bottom: 1px solid #f8fafc;
}
.timeline-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
}
.timeline-task-title {
  font-weight: 500;
  color: var(--ink);
}
.timeline-owner {
  color: var(--muted);
  font-size: 11px;
}
.timeline-track {
  position: relative;
  height: 28px;
  background: #f1f5f9;
  background-image: linear-gradient(to right, #e2e8f0 1px, transparent 1px);
  background-size: 25% 100%;
  border-radius: 6px;
  overflow: hidden;
}
.timeline-bar {
  position: absolute;
  top: 2px;
  bottom: 2px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  padding-left: 10px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.timeline-bar.phase-1 {
  background: #10b981;
}
.timeline-bar.phase-2 {
  background: #3b82f6;
}
.timeline-bar.phase-3 {
  background: #b91c1c;
}

/* ==========================================================================
   3. ROLES SECTION
   ========================================================================== */
.roles-v2 {
  background: var(--ink);
  color: #fff;
  padding: 80px 0;
  margin-top: 48px;
}
.roles-heading {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
}
.roles-heading h2 {
  color: #fff;
}
.roles-heading p {
  color: #cbd5e1;
  font-size: 17px;
  margin-top: 14px;
}

.role-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.role-tabs button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  font-size: 15px;
  font-weight: 500;
  transition:
    transform var(--transition-normal),
    background-color var(--transition-normal),
    border-color var(--transition-normal),
    color var(--transition-normal),
    box-shadow var(--transition-normal);
  min-height: 46px;
  will-change: transform;
}
.role-tabs button svg,
.role-tabs button .lucide {
  width: 16px;
  height: 16px;
  opacity: 0.7;
  transition:
    transform var(--transition-normal),
    opacity var(--transition-normal),
    color var(--transition-normal);
}
.role-tabs button:hover {
  background: var(--primary-20);
  background: color-mix(in srgb, var(--primary) 20%, transparent);
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}
.role-tabs button:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 220ms;
}
.role-tabs button[aria-selected="true"] {
  background: #fff;
  color: var(--ink);
  font-weight: 600;
  border-color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.role-tabs button[aria-selected="true"]:hover {
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
}
.role-tabs button[aria-selected="true"] svg,
.role-tabs button[aria-selected="true"] .lucide {
  color: var(--primary);
  opacity: 1;
  transform: translateX(2px);
}

.permission-note {
  text-align: center;
  font-size: 13px;
  color: #94a3b8;
  margin-top: 14px;
}

.role-panel {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 56px;
  align-items: center;
  margin-top: 48px;
  will-change: opacity, transform;
}
.role-panel[hidden] {
  display: none;
}
.role-info h3 {
  color: #fff;
}
.role-desc {
  color: #cbd5e1;
  font-size: 16px;
  margin-top: 14px;
  line-height: 1.6;
}

.role-feature-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}
.role-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  line-height: 1.5;
  color: #e2e8f0;
}
.role-feature-list li strong {
  color: #fff;
}
.rf-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  color: #fca5a5;
  flex-shrink: 0;
  margin-top: 2px;
}
.rf-icon svg {
  width: 16px;
  height: 16px;
}

/* Role Mockup Card */
.role-visual {
  display: flex;
  flex-direction: column;
}
.role-card-mockup {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
  transition:
    transform var(--transition-smooth),
    border-color var(--transition-smooth),
    box-shadow var(--transition-smooth);
  will-change: transform;
}
.role-card-mockup:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
}
.role-visual figcaption {
  margin-top: 14px;
  font-size: 13px;
  color: #94a3b8;
  text-align: center;
}

.rc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 12px;
  margin-bottom: 16px;
}
.rc-title {
  font-weight: 600;
  font-size: 14px;
  color: #fff;
}

.rc-task-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 8px;
  border-radius: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}
.rc-task-item:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(3px);
}
.rc-task-item:last-child {
  border-bottom: none;
}
.rc-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3b82f6;
  flex-shrink: 0;
}
.rc-dot.done {
  background: #10b981;
}
.rc-task-body {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.rc-name {
  font-size: 13px;
  font-weight: 500;
  color: #fff;
}
.rc-sub {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}

.rc-workload-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.rc-workload-row:last-child {
  border-bottom: 0;
}
.rc-member {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 170px;
}
.rc-member .rc-name {
  font-size: 12px;
}
.rc-bar-wrap {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
}
.rc-bar {
  height: 100%;
  background: #3b82f6;
  border-radius: 999px;
}
.rc-bar.complete {
  background: #10b981;
}
.rc-pct {
  font-size: 11px;
  color: #cbd5e1;
  width: 75px;
  text-align: right;
}

.kpi-mini-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 16px;
}
.kpi-mini-stat {
  padding: 8px 4px;
  text-align: center;
}
.kpi-num {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}
.kpi-lbl {
  display: block;
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}
.dept-progress-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.dept-p-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: #cbd5e1;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}
.dept-p-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(3px);
}
.dept-p-val {
  font-weight: 600;
  color: #34d399;
}

/* ==========================================================================
   4. FEATURES SECTION (REVERSIBLE Z-PATTERN)
   ========================================================================== */
.functions {
  padding: 80px 0;
}
.intro {
  margin-bottom: 56px;
}
.intro h2 {
  font-size: clamp(28px, 3.2vw, 44px);
}
.intro p {
  font-size: 17px;
  margin-top: 14px;
  max-width: 580px;
}

.feature-row {
  padding: 64px 0;
  border-top: 1px solid var(--line);
}
.feature-row:nth-child(even) {
  background: var(--surface);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 64px;
  align-items: center;
}

/* True Reversal for Even Rows */
.feature-row.reverse .split {
  grid-template-columns: 1.15fr 1fr;
}
.feature-row.reverse .feature-copy {
  order: 2;
}
.feature-row.reverse .feature-mockup {
  order: 1;
}

.feature-copy h3 {
  font-size: clamp(26px, 2.5vw, 36px);
}
.feature-copy .lead {
  font-size: 16px;
  line-height: 1.6;
  margin-top: 14px;
  color: var(--muted);
}

.feature-card-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 28px;
}
.feature-card {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.feature-card:last-child {
  border-bottom: 0;
}
.fc-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.fc-badge-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: #fee2e2;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast);
}
.feature-card:hover .fc-badge-num {
  transform: scale(1.06);
}
.fc-head h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  transition: color var(--transition-fast);
}
.feature-card:hover .fc-head h4 {
  color: var(--primary);
}
.feature-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}

/* UI Feature Window Mockup */
.feature-mockup {
  display: flex;
  flex-direction: column;
}
.ui-feature-window {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #d1dced;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
  will-change: transform;
}
.ui-feature-window:hover {
  transform: translateY(-4px);
  border-color: #cbdbee;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.1);
}
.uf-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
}
.uf-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

.uf-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.uf-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  padding: 6px 8px;
  border-radius: 6px;
  border-bottom: 1px solid #f1f5fa;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}
.uf-row:hover {
  background: #fafcff;
  transform: translateX(3px);
}
.uf-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.uf-label {
  color: var(--muted);
}
.uf-val {
  color: var(--ink);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}
.uf-val.bold {
  font-weight: 600;
}
.uf-val.date {
  color: var(--status-urgent);
  font-weight: 600;
}

/* Discussion Thread Mockup (Row 2) */
.uf-thread {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.uf-msg {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.uf-bubble {
  background: #f1f5f9;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.45;
  max-width: 85%;
}
.uf-bubble.alt {
  background: #e0f2fe;
}
.uf-sender {
  font-weight: 600;
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}
.uf-bubble p {
  color: var(--ink);
}
.uf-attachment-chip {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: #eff6ff;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 500;
  color: #2563eb;
  margin-left: 32px;
}
.uf-attachment-chip svg {
  width: 14px;
  height: 14px;
}
.uf-checklist-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid #eef2f6;
  font-size: 12px;
  font-weight: 500;
}

/* Hierarchy Tree Mockup (Row 3) */
.uf-tree-view {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tree-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--muted);
  flex-shrink: 0;
}
.tree-icon svg {
  width: 16px;
  height: 16px;
}
.uf-tree-item.root .tree-icon {
  color: var(--primary);
}
.uf-tree-item.active .tree-icon {
  color: #2563eb;
}
.uf-tree-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 8px;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}
.uf-tree-item:hover {
  background: #f8fafc;
  transform: translateX(3px);
}
.uf-tree-item.root {
  background: #f1f5f9;
  font-weight: 600;
}
.uf-tree-item.child {
  padding-left: 28px;
  position: relative;
}
.uf-tree-item.child.active {
  background: #eff6ff;
}
.tree-branch {
  position: absolute;
  left: 14px;
  top: 50%;
  width: 10px;
  height: 1px;
  background: #cbd5e1;
}
.tree-info {
  display: flex;
  flex-direction: column;
}
.tree-name {
  font-weight: 500;
  color: var(--ink);
}
.tree-metric {
  font-size: 11px;
  color: var(--muted);
}
.uf-stat-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: #fafcff;
  border-top: 1px solid #edf2f9;
  font-size: 12px;
}
.stat-progress-track {
  flex: 1;
  height: 6px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}
.stat-progress-fill {
  height: 100%;
  background: #10b981;
  border-radius: 999px;
}
.stat-pct {
  font-weight: 600;
  color: #10b981;
}

.feature-mockup figcaption {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.feature-mockup figcaption strong {
  color: var(--ink);
}

/* ==========================================================================
   5. WORKFLOW SECTION
   ========================================================================== */
.workflow {
  padding: 80px 0;
}
.workflow-intro {
  text-align: center;
  max-width: 650px;
  margin-inline: auto;
  margin-bottom: 48px;
}
.workflow-intro h2 {
  font-size: clamp(28px, 3.2vw, 44px);
}
.workflow-intro p {
  font-size: 17px;
  margin-top: 14px;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.flow-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  position: relative;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
  will-change: transform;
}
.flow-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
}
.flow-step-num {
  font-size: 28px;
  font-weight: 700;
  color: #cbd5e1;
  margin-bottom: 16px;
  transition: color var(--transition-fast);
}
.flow-card:hover .flow-step-num {
  color: var(--primary);
}
.flow-visual-mini {
  border-left: 2px solid var(--line);
  padding: 6px 0 6px 12px;
  margin-bottom: 18px;
}
.fvm-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
  background: #e2e8f0;
  padding: 2px 6px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.fvm-tag.active {
  background: #dbeafe;
  color: #2563eb;
}
.fvm-tag.done {
  background: #d1fae5;
  color: #059669;
}
.fvm-text {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.35;
}
.fvm-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 11px;
  color: var(--muted);
}
.flow-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}
.flow-card p {
  font-size: 15px;
  line-height: 1.6;
}

/* ==========================================================================
   6. PRODUCT TOUR SECTION
   ========================================================================== */
.tour-v2 {
  padding: 80px 24px;
  background: #fafcff;
  border-top: 1px solid #edf2f8;
}
.tour-heading {
  text-align: center;
  max-width: 650px;
  margin-inline: auto;
  margin-bottom: 36px;
}
.tour-heading h2 {
  font-size: clamp(28px, 3.2vw, 44px);
}
.tour-heading p {
  font-size: 17px;
  margin-top: 14px;
}

.tour-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.tour-tabs button {
  padding: 10px 18px;
  border-radius: 9999px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  min-height: 42px;
  transition:
    transform var(--transition-normal),
    background-color var(--transition-normal),
    border-color var(--transition-normal),
    color var(--transition-normal),
    box-shadow var(--transition-normal);
  will-change: transform;
}
.tour-tabs button:hover {
  background: var(--primary-20);
  background: color-mix(in srgb, var(--primary) 20%, transparent);
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}
.tour-tabs button:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 220ms;
}
.tour-tabs button[aria-selected="true"] {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  font-weight: 600;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}
.tour-tabs button[aria-selected="true"]:hover {
  border-color: var(--primary-60);
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
}

.tour-panel {
  display: flex;
  flex-direction: column;
  will-change: opacity, transform;
}
.tour-panel[hidden] {
  display: none;
}
.tour-frame {
  position: relative;
  background: #f8fafc;
  padding: 10px;
  border-radius: 16px;
  border: 1px solid #cbd5e1;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
  will-change: transform;
}
.tour-frame:hover {
  transform: translateY(-3px);
  border-color: #94a3b8;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.12);
}
.lightbox-trigger {
  display: block;
  width: 100%;
  position: relative;
  cursor: zoom-in;
  text-align: left;
  border-radius: 10px;
  overflow: hidden;
}
.lightbox-trigger img {
  transition: transform var(--transition-smooth);
  will-change: transform;
}
.lightbox-trigger:hover img {
  transform: scale(1.02);
}
.zoom-badge {
  position: absolute;
  bottom: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(20, 35, 63, 0.88);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 9999px;
  opacity: 0;
  transform: translateY(6px);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    opacity var(--transition-normal),
    transform var(--transition-normal),
    background-color var(--transition-normal);
}
.zoom-badge svg,
.zoom-badge .lucide {
  width: 14px;
  height: 14px;
}
.lightbox-trigger:hover .zoom-badge {
  opacity: 1;
  transform: translateY(0);
}

.tour-panel figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}
.text-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 6px;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
}
.text-link-btn:hover {
  background: #fee2e2;
  transform: translateX(2px);
}
.text-link-btn svg,
.text-link-btn .lucide {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-normal);
}
.text-link-btn:hover svg,
.text-link-btn:hover .lucide {
  transform: translateX(3px);
}

/* ==========================================================================
   7. FAQ SECTION
   ========================================================================== */
.faq {
  padding: 80px 0;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.faq-left h2 {
  font-size: clamp(28px, 3.2vw, 42px);
}
.faq-left p {
  font-size: 16px;
  margin-top: 14px;
  line-height: 1.6;
}

.faq-consult-card {
  margin-top: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal),
    border-color var(--transition-normal);
  will-change: transform;
}
.faq-consult-card:hover {
  transform: translateY(-3px);
  border-color: #cbdbee;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}
.faq-consult-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
.faq-consult-card p {
  font-size: 13px;
  line-height: 1.5;
  margin-top: 0;
  margin-bottom: 14px;
}

.faq-right {
  display: flex;
  flex-direction: column;
}
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 18px 12px;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast);
}
.faq details:first-child {
  border-top: 1px solid var(--line);
}
.faq details:hover {
  background: #f8fafc;
}
.faq details[open] {
  background: #fafcff;
  border-color: #cbdbee;
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  min-height: 44px;
  transition: color var(--transition-fast);
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary svg,
.faq summary .lucide {
  transition:
    transform var(--transition-smooth),
    color var(--transition-fast);
  color: var(--muted);
}
.faq summary:hover {
  color: var(--primary);
}
.faq summary:hover svg,
.faq summary:hover .lucide {
  color: var(--primary);
}
.faq details[open] summary svg,
.faq details[open] summary .lucide {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq details p {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}
.faq-content {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}
.faq-content p {
  margin: 0 0 10px;
}
.faq-content p:last-child {
  margin-bottom: 0;
}
.faq-list {
  margin: 10px 0 12px;
  padding-left: 20px;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-list li {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.6;
}
.faq-list li strong {
  color: var(--ink);
  font-weight: 600;
}

/* ==========================================================================
   8. CLOSING CTA BLOCK
   ========================================================================== */
.closing {
  position: relative;
  background: var(--primary);
  color: #fff;
  padding: 96px 24px;
  text-align: center;
  overflow: hidden;
}
.closing::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.15), transparent 70%);
  pointer-events: none;
}
.closing h2 {
  color: #fff;
  font-size: clamp(30px, 3.8vw, 48px);
}
.closing p {
  color: #fee2e2;
  font-size: 18px;
  max-width: 600px;
  margin: 18px auto 36px;
}
.closing-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   9. FOOTER
   ========================================================================== */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 64px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer-col h3 {
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}
.brand-badge.sm svg {
  width: 24px;
  height: 24px;
}
.footer-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 280px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  transition:
    color var(--transition-fast),
    transform var(--transition-fast);
  width: fit-content;
}
.footer-links a:hover {
  color: var(--primary);
  transform: translateX(3px);
}
.footer-company {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}
.footer-back-to-top {
  margin-top: 20px;
}
.back-top-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  transition: color var(--transition-fast);
}
.back-top-link svg,
.back-top-link .lucide {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-normal);
}
.back-top-link:hover {
  color: var(--primary);
}
.back-top-link:hover svg,
.back-top-link:hover .lucide {
  transform: translateY(-4px);
}

/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  visibility: hidden;
  pointer-events: none;
  transition: visibility 0s linear 0.32s;
}
.lightbox-modal.open {
  visibility: visible;
  pointer-events: auto;
  transition: visibility 0s linear 0s;
}
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}
.lightbox-modal.open .lightbox-backdrop {
  opacity: 1;
}
.lightbox-dialog {
  position: relative;
  z-index: 10;
  max-width: 1200px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.96);
  opacity: 0;
  transition:
    transform 0.32s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}
.lightbox-modal.open .lightbox-dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}
.lightbox-close {
  align-self: flex-end;
  color: #fff;
  padding: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  margin-bottom: 8px;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-normal);
  will-change: transform;
}
.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: rotate(90deg) scale(1.08);
}
.lightbox-close:active {
  transform: rotate(90deg) scale(0.95);
  transition-duration: 200ms;
}
.lightbox-close svg,
.lightbox-close .lucide {
  width: 24px;
  height: 24px;
}
.lightbox-frame {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}
.lightbox-img {
  max-height: 75vh;
  object-fit: contain;
}
.lightbox-caption {
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
}

/* ==========================================================================
   CONTACT MODAL
   ========================================================================== */
.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 220;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  visibility: hidden;
  pointer-events: none;
  transition: visibility 0s linear 0.35s;
}
.contact-modal.open {
  visibility: visible;
  pointer-events: auto;
  transition: visibility 0s linear 0s;
}
.contact-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.68);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}
.contact-modal.open .contact-backdrop {
  opacity: 1;
}
.contact-dialog {
  position: relative;
  z-index: 10;
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  background: #ffffff;
  border-radius: 20px;
  padding: 20px;
  box-shadow:
    0 25px 65px -12px rgba(20, 35, 63, 0.28),
    0 0 1px 1px rgba(20, 35, 63, 0.05);
  transform: translateY(24px) scale(0.96);
  opacity: 0;
  transition:
    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.contact-modal.open .contact-dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}
.contact-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #f8fafc;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-normal);
  will-change: transform;
}
.contact-close:hover {
  background: #fee2e2;
  border-color: #fca5a5;
  color: var(--primary);
  transform: rotate(90deg);
}
.contact-close:active {
  transform: rotate(90deg) scale(0.92);
}
.contact-close svg,
.contact-close .lucide {
  width: 18px;
  height: 18px;
}
.contact-header {
  margin-bottom: 24px;
  padding-right: 32px;
}
.contact-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 9999px;
  background: #fef2f2;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid #fee2e2;
  margin-bottom: 12px;
}
.contact-title {
  font-family: "Lora", Georgia, serif;
  font-size: 30px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.25;
  margin: 0 0 8px 0;
}
.contact-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}
.contact-form {
  display: flex;
  flex-direction: column;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 20px;
  margin-bottom: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 4px;
}
.form-label .required {
  color: #dc2626;
  font-weight: 700;
}
.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}
.input-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: #94a3b8;
  pointer-events: none;
  transition: color var(--transition-fast);
}
.textarea-wrapper {
  align-items: flex-start;
}
.textarea-wrapper .textarea-icon {
  top: 14px;
}
.form-input {
  width: 100%;
  height: 46px;
  padding: 0 16px 0 42px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-size: 14px;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background: #ffffff;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
  outline: none;
}
.form-input::placeholder {
  color: #94a3b8;
}
.form-input:hover {
  border-color: #cbd5e1;
}
.form-input:focus {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3.5px rgba(185, 28, 28, 0.12);
}
.input-with-icon:focus-within .input-icon {
  color: var(--primary);
}
.form-textarea {
  width: 100%;
  padding: 12px 16px 12px 42px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-size: 14px;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background: #ffffff;
  resize: vertical;
  min-height: 90px;
  line-height: 1.55;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
  outline: none;
}
.form-textarea::placeholder {
  color: #94a3b8;
}
.form-textarea:hover {
  border-color: #cbd5e1;
}
.form-textarea:focus {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3.5px rgba(185, 28, 28, 0.12);
}
.form-input.error,
.form-textarea.error {
  border-color: #dc2626 !important;
  background: #fff5f5;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1) !important;
}
.form-error {
  font-size: 12px;
  color: #dc2626;
  min-height: 16px;
  font-weight: 500;
  display: block;
}
.contact-actions {
  margin-top: 20px;
}
.contact-status {
  font-size: 13px;
  font-weight: 500;
  color: #dc2626;
  background: #fff5f5;
  border: 1px solid rgba(220, 38, 38, 0.25);
  border-radius: 10px;
  padding: 10px 14px;
  margin: 0 0 4px;
}
.contact-status[hidden] {
  display: none !important;
}
.contact-submit-btn {
  width: 100%;
  height: 50px;
  border-radius: 12px;
  background: var(--primary);
  color: #ffffff !important;
  font-size: 16px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 22px -4px rgba(185, 28, 28, 0.35);
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  will-change: transform;
}
.contact-submit-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px -4px rgba(185, 28, 28, 0.45);
}
.contact-submit-btn:active {
  transform: translateY(0) scale(0.99);
}
.contact-submit-btn svg,
.contact-submit-btn .lucide {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}
.contact-submit-btn:hover svg,
.contact-submit-btn:hover .lucide {
  transform: translateX(3px) translateY(-2px);
}
/* Toast notification */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 360px;
  padding: 14px 16px;
  background: #ffffff;
  color: #101828;
  border: 1px solid #e2e8f0;
  font-family: "Manrope", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.24);
  opacity: 0;
  transform: translateY(-12px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
  pointer-events: auto;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast svg,
.toast .lucide {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}
.toast-success svg,
.toast-success .lucide {
  color: #12b76a;
}

.toast-error svg,
.toast-error .lucide {
  color: #dc2626;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
@media (min-width: 1024px) {
  .hero-heading h1 {
    font-size: clamp(34px, 3.4vw, 48px);
  }
}

@media (max-width: 1100px) and (min-width: 701px) {
  .hero-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .hero-scene {
    grid-template-columns: 200px 1fr;
  }
  .role-panel,
  .split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .feature-row.reverse .split {
    grid-template-columns: 1fr;
  }
  .feature-row.reverse .feature-copy {
    order: 1;
  }
  .feature-row.reverse .feature-mockup {
    order: 2;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  html {
    scroll-padding-top: 86px;
  }
  body {
    font-size: 15px;
  }
  .wrap {
    width: calc(100% - 32px);
  }

  /* Nav Mobile */
  .nav {
    width: calc(100% - 20px);
    height: 60px;
    top: 8px;
    padding-inline: 16px;
    border-radius: 12px;
  }
  .brand {
    font-size: 18px;
  }
  .brand-sub {
    font-size: 13px;
    padding-left: 6px;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    color: var(--ink);
    background: #f1f5f9;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--line);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
    background: #fff;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    padding: 12px 14px;
    border-radius: 8px;
  }
  .nav-links a::after {
    display: none;
  }
  .nav-cta-cluster {
    flex-direction: column;
    margin-left: 0;
    margin-top: 8px;
    gap: 8px;
  }
  .nav-btn-login,
  .nav-btn-contact,
  .nav-btn-primary {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  /* Hero Mobile */
  .hero-v2 {
    padding: 24px 0 20px;
  }
  .hero-heading {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .hero-heading h1 {
    font-size: clamp(28px, 8.5vw, 38px);
    line-height: 1.2;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .hero-actions .button {
    width: 100%;
  }

  .hero-scene {
    display: flex;
    flex-direction: column-reverse;
    gap: 20px;
    margin-top: 32px;
  }
  .scene-controls {
    gap: 12px;
  }
  .scene-buttons {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .scene-tab {
    flex: 1;
    min-width: 140px;
    font-size: 13px;
    padding: 10px;
  }
  .scene-tab .tab-icon {
    display: none;
  }
  .scene-tab .tab-arrow {
    display: none;
  }
  .ui-table-header {
    display: none;
  }
  .ui-task-row {
    grid-template-columns: 20px 1fr auto;
  }
  .task-dept,
  .col-dept,
  .col-assign,
  .user-avatar {
    display: none;
  }

  /* Roles Mobile */
  .roles-v2 {
    padding: 56px 0;
  }
  .role-tabs button {
    font-size: 13px;
    padding: 10px 16px;
    min-height: 44px;
  }
  .role-panel {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .rc-member {
    width: 110px;
  }
  .rc-pct {
    width: 50px;
  }

  /* Features Mobile */
  .functions {
    padding: 56px 0;
  }
  .feature-row {
    padding: 40px 0;
  }
  .split,
  .feature-row.reverse .split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature-row.reverse .feature-copy {
    order: 1;
  }
  .feature-row.reverse .feature-mockup {
    order: 2;
  }

  /* Workflow Mobile */
  .workflow {
    padding: 56px 0;
  }
  .flow-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Tour Mobile */
  .tour-v2 {
    padding: 56px 0;
  }
  .tour-tabs button {
    font-size: 13px;
    padding: 8px 14px;
    min-height: 44px;
  }
  .tour-panel figcaption {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  /* FAQ Mobile */
  .faq {
    padding: 56px 0;
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* Closing Mobile */
  .closing {
    padding: 64px 0;
  }
  .closing-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .closing-actions .button {
    width: 100%;
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Contact Modal Mobile */
  .contact-modal {
    padding: 16px;
  }
  .contact-dialog {
    padding: 28px 20px 24px;
    border-radius: 16px;
    max-height: 94vh;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .contact-title {
    font-size: 24px;
  }
  .contact-close {
    top: 18px;
    right: 18px;
    width: 32px;
    height: 32px;
  }
}

/* ==========================================================================
   SECTION CTAS (DISTRIBUTED CONTACT ACTIONS)
   ========================================================================== */
.roles-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 32px;
  margin-top: 48px;
}
.roles-cta-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.roles-cta-text strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}
.roles-cta-text span {
  font-size: 14px;
  color: var(--muted);
}
.features-cta-wrap {
  margin-top: 64px;
  margin-bottom: 24px;
}
.features-cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: linear-gradient(135deg, #14233f 0%, #1e3a6a 100%);
  border-radius: 20px;
  padding: 40px 48px;
  color: #fff;
  box-shadow: 0 18px 42px rgba(20, 35, 63, 0.12);
}
.features-cta-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 640px;
}
.features-cta-info h3 {
  color: #fff;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.3;
}
.features-cta-info p {
  color: #d6dfed;
  font-size: 15px;
  line-height: 1.6;
}
.workflow-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 48px;
  padding: 18px 28px;
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: 9999px;
  text-align: center;
}
.workflow-cta p {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}
.tour-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 40px;
  padding: 16px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 9999px;
}
.tour-cta span {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
}
.footer-link-btn {
  background: linear-gradient(135deg, #b91c1c, #ef4444 55%, #f97316);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;

  border: none;
  padding: 0;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
}
.footer-link-btn:hover {
  text-decoration: underline;
}

@media (max-width: 820px) {
  .roles-cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
    gap: 16px;
  }
  .roles-cta .button {
    width: 100%;
  }
  .features-cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px 24px;
    gap: 20px;
  }
  .features-cta-banner .button {
    width: 100%;
  }
  .workflow-cta {
    flex-direction: column;
    border-radius: 16px;
    gap: 14px;
    padding: 20px;
  }
  .workflow-cta .button {
    width: 100%;
  }
  .tour-cta {
    flex-direction: column;
    border-radius: 16px;
    text-align: center;
    gap: 12px;
  }
  .tour-cta .button {
    width: 100%;
  }
}

/* ==========================================================================
   Scroll Reveal (Block Entrance Animation)
   ========================================================================== */
@media (prefers-reduced-motion: no-preference) {
  html.js .reveal-block,
  html.js [data-reveal] {
    opacity: 0;
    transform: translateY(26px);
    transition:
      opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
      transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
  }

  html.js .reveal-block.is-revealed,
  html.js [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
  }

  /* Stagger Delays for child cards and elements */
  html.js .reveal-block[data-reveal-delay="1"],
  html.js [data-reveal][data-reveal-delay="1"] {
    transition-delay: 120ms;
  }
  html.js .reveal-block[data-reveal-delay="2"],
  html.js [data-reveal][data-reveal-delay="2"] {
    transition-delay: 240ms;
  }
  html.js .reveal-block[data-reveal-delay="3"],
  html.js [data-reveal][data-reveal-delay="3"] {
    transition-delay: 360ms;
  }
}

/* Reduced Motion Compliance */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-block,
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    will-change: auto !important;
  }
  .button:hover,
  .flow-card:hover,
  .scene-tab:hover,
  .role-tabs button:hover,
  .tour-tabs button:hover,
  .ui-task-row:hover,
  .back-top-link:hover,
  .footer-links a:hover,
  .lightbox-trigger:hover img,
  .lightbox-close:hover,
  .scene-image {
    transform: none !important;
  }
}