/* Codex-Inspired Landing Page Styles */

:root {
  --bg-primary: #fbfbf9;
  --bg-surface: #ffffff;
  --bg-secondary: #f4f4f0;
  --bg-dark: #0f1012;
  --bg-dark-surface: #18191c;
  
  --text-primary: #111110;
  --text-secondary: #5c5e59;
  --text-muted: #8c8e87;
  --text-on-dark: #f5f5f3;
  --text-on-dark-muted: #9e9f9a;

  --border-light: #e5e5df;
  --border-subtle: #eeeeea;
  --border-dark: #2a2b2f;

  --accent: #111110;
  --accent-hover: #2d2d2a;
  
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --max-width: 1280px;
  --hero-max-width: 980px;
  --gutter: 24px;
}

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

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

section, [id] {
  scroll-margin-top: 80px;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Layout Utilities */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section-padding {
  padding-block: clamp(70px, 9vw, 150px);
}

.subtle-divider {
  border-bottom: 1px solid var(--border-light);
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 251, 249, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.header.scrolled {
  border-bottom-color: var(--border-light);
  background-color: rgba(251, 251, 249, 0.95);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 64px;
  position: relative;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 220px;
}

.navbar-logo {
  height: 30px;
  width: auto;
  max-height: none;
  display: block;
  object-fit: contain;
}

.logo-icon {
  width: 18px;
  height: 18px;
  background: var(--text-primary);
  border-radius: 3px;
  display: inline-block;
}

.logo-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 7px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  color: var(--text-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  list-style: none;
}

.header nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text-primary);
  outline: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
}

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

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: var(--text-primary);
  background-color: rgba(0,0,0,0.02);
}

.btn-signin {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 6px;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.btn-signin:hover,
.btn-signin:focus-visible {
  color: var(--text-primary);
  background-color: rgba(0, 0, 0, 0.04);
}

.btn-get-started {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 6px;
  background-color: #000000;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-get-started:hover,
.btn-get-started:focus-visible {
  background-color: #1f1f1f;
  transform: translateY(-1px);
}

.mobile-menu-toggle {
  display: none;
  padding: 8px;
  color: var(--text-primary);
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  padding: 24px;
  flex-direction: column;
  gap: 20px;
  z-index: 99;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav .nav-links {
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

/* Hero Section */
.hero {
  text-align: center;
  padding-top: clamp(40px, 5vw, 64px);
  padding-bottom: clamp(32px, 4vw, 48px);
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
  padding: 6px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 20px;
}

.animated-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 9999px;
  padding: 8px 18px;
  margin-bottom: 20px;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.animated-badge:hover {
  background: var(--bg-secondary);
  border-color: var(--text-secondary);
}

.animated-title-wrapper {
  display: flex;
  position: relative;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  height: 1.25em;
  width: 100%;
  margin-top: 0.5rem;
  text-align: center;
}

.animated-title-word {
  position: absolute;
  left: 0;
  right: 0;
  display: block;
  font-size: inherit;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  white-space: nowrap;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  opacity: 0;
  transform: translateY(-100%);
}

.animated-title-word.active {
  opacity: 1;
  transform: translateY(0%);
}

.animated-title-word.exit {
  opacity: 0;
  transform: translateY(100%);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #10b981;
}

.hero-headline {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 20px;
  width: 100%;
  max-width: 100%;
}

.hero-headline-static {
  display: block;
  text-align: center;
}

.hero-subtext {
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 28px;
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

/* Media Placeholder Standard */
.media-placeholder {
  min-height: 440px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px solid var(--border-light);
  background: #f4f4f0;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.media-placeholder:hover {
  border-color: var(--text-muted);
}

.media-placeholder-icon {
  width: 32px;
  height: 32px;
  opacity: 0.4;
}

.hero-media-wrapper {
  max-width: 1140px;
  margin: 0 auto;
}

/* macOS Window Mockup Styles */
.hero-preview-wrapper {
  width: 100%;
  text-align: left;
}

.macos-window {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.07), 0 0 1px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.window-header {
  height: 40px;
  background: #f7f7f5;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  padding: 0 16px;
  position: relative;
}

.window-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.window-controls .control {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.window-controls .control.close { background-color: #ff5f56; border: 1px solid #e0443e; }
.window-controls .control.minimize { background-color: #ffbd2e; border: 1px solid #dea123; }
.window-controls .control.expand { background-color: #27c93f; border: 1px solid #1aab29; }

.window-title {
  position: absolute;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  pointer-events: none;
}

.window-body {
  display: flex;
  min-height: 480px;
  background: #fafaf8;
}

.mock-sidebar {
  width: 240px;
  background: #f2f2ee;
  border-right: 1px solid var(--border-subtle);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex-shrink: 0;
}

.sidebar-brand {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.mock-new-chat {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  text-align: left;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.sidebar-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-top: 8px;
}

.chat-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chat-list li {
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-list li.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  font-weight: 500;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.chat-list li .time {
  font-size: 11px;
  color: var(--text-muted);
}

.mock-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px;
  background: #ffffff;
}

/* Active Chat Stage */
.mock-main.active-chat {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  background: #fafafa;
}

.chat-messages-scroll {
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  margin-bottom: 16px;
}

/* User PDF Bubble */
.user-bubble {
  align-self: flex-end;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: flex-end;
}

.pdf-card-preview {
  background: #efefef;
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.pdf-thumbnail {
  width: 50px;
  height: 60px;
  background: #ffffff;
  border: 1px solid #ddd;
  border-radius: 4px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 4px;
}

.pdf-badge {
  background: #4a4a4a;
  color: #fff;
  font-size: 8px;
  font-weight: 700;
  padding: 1px 4px;
  border-radius: 2px;
}

.pdf-filename {
  font-size: 11px;
  font-weight: 500;
  color: #333;
}

/* Assistant Bubble */
.assistant-bubble {
  align-self: flex-start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 100%;
}

.status-text {
  font-size: 13px;
  font-weight: 500;
  color: #333333;
}

/* Assistant DOCX Card */
.docx-download-card {
  background: #121212;
  color: #ffffff;
  border-radius: 12px;
  padding: 14px 16px;
  max-width: 460px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.card-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.docx-icon-box {
  background: #1e293b;
  border: 1px solid #334155;
  color: #38bdf8;
  font-size: 9px;
  font-weight: 800;
  padding: 6px 4px;
  border-radius: 4px;
}

.file-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.file-name {
  font-size: 13px;
  font-weight: 600;
  color: #ffffff;
}

.file-meta {
  font-size: 11px;
  color: #94a3b8;
}

.card-footer {
  width: 100%;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid #222;
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: #fbbf24;
}

.download-btn {
  background: #ffffff;
  color: #000000;
  border: none;
  border-radius: 6px;
  padding: 6px 12px;
  font-weight: 600;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

/* Mock Bottom Input Container */
.mock-input-container {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 8px 14px;
}

.mock-input-container .plus-icon {
  font-size: 16px;
  color: var(--text-muted);
  font-weight: 600;
}

.mock-input-container input {
  width: 100%;
  border: none;
  background: transparent;
  font-size: 13px;
  color: var(--text-muted);
  outline: none;
}

.mock-center-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 60px;
  gap: 12px;
  text-align: center;
}

.sparkle-icon {
  font-size: 28px;
  color: var(--text-primary);
}

.mock-center-content h2 {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.mock-input-box {
  background: #f7f7f5;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 40px;
}

.placeholder-text {
  font-size: 14px;
  color: var(--text-muted);
}

.input-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pill-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.submit-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

@media (max-width: 768px) {
  .window-body {
    flex-direction: column;
  }
  .mock-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
}

/* Trust / Social Proof Strip */
.trust-strip {
  padding-block: 48px;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}

.trust-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.trust-logos {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: clamp(36px, 6vw, 64px);
  flex-wrap: wrap;
}

.trust-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.trust-logo-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  height: clamp(30px, 3.8vw, 38px);
}

.trust-logo-img {
  height: clamp(28px, 3.5vw, 36px);
  width: auto;
  object-fit: contain;
  opacity: 0.78;
  filter: grayscale(100%);
  transition: opacity 0.25s ease, filter 0.25s ease, transform 0.25s ease;
}

.trust-logo-item:hover .trust-logo-img,
.trust-logo-img:hover {
  opacity: 1;
  filter: grayscale(0%);
  transform: translateY(-1px);
}

.trust-logo-img.pearson-logo {
  height: clamp(26px, 3.2vw, 32px);
}

.trust-logo-img.cambridge-logo {
  height: clamp(28px, 3.5vw, 36px);
}

.trust-logo-status {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  line-height: 1.3;
  transition: color 0.25s ease;
}

.trust-logo-item:hover .trust-logo-status {
  color: var(--text-secondary);
}

/* Main Value Section */
.intro-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}

.intro-heading {
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.intro-body {
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.6;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Feature Sections */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}

.feature-row.reversed {
  direction: rtl;
}

.feature-row.reversed > * {
  direction: ltr;
}

.feature-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.feature-heading {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.feature-description {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
}

.feature-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Multi-Agent UI Card Mock Placeholder */
.conceptual-card-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.agent-task-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  font-size: 14px;
}

.agent-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.agent-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

/* Dark Feature Section */
.dark-section {
  background-color: var(--bg-dark);
  color: var(--text-on-dark);
}

.dark-section .feature-label {
  color: var(--text-on-dark-muted);
}

.dark-section .feature-description {
  color: var(--text-on-dark-muted);
}

.dark-section .media-placeholder {
  background: var(--bg-dark-surface);
  border-color: var(--border-dark);
  color: var(--text-on-dark-muted);
}

/* Product Surfaces */
.surfaces-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.surfaces-title {
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.surfaces-sub {
  font-size: 18px;
  color: var(--text-secondary);
}

.surfaces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.surface-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.surface-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-muted);
}

.surface-card .media-placeholder {
  min-height: 220px;
  margin-bottom: 24px;
}

.surface-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.surface-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* Testimonials */
.testimonials-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-quote {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 24px;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.author-name {
  font-size: 14px;
  font-weight: 600;
}

.author-meta {
  font-size: 13px;
  color: var(--text-muted);
}

/* Final CTA */
.final-cta-section {
  background-color: var(--bg-dark);
  color: var(--text-on-dark);
  text-align: center;
  padding: 100px 24px;
}

.final-cta-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.final-cta-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  max-width: 760px;
  margin: 0 auto 16px;
}

.final-cta-sub {
  font-size: clamp(16px, 1.8vw, 18px);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
  max-width: 580px;
  margin: 0 auto 28px;
}

.final-cta-section .btn-primary {
  background-color: #ffffff;
  color: var(--bg-dark);
}

.final-cta-section .btn-primary:hover {
  background-color: #e5e5e0;
}

/* Footer */
.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-light);
  padding-top: 80px;
  padding-bottom: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 280px;
  line-height: 1.5;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--text-primary);
  outline: none;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  font-size: 13px;
  color: var(--text-muted);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .intro-section {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .feature-row,
  .feature-row.reversed {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 40px;
  }

  .surfaces-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-brand {
    grid-column: span 3;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .header nav,
  .nav-actions .btn-secondary,
  .nav-actions .btn-signin {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .media-placeholder {
    min-height: 280px;
  }

  .surfaces-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-brand {
    grid-column: span 2;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
}

/* Workflow Video Showcase */
.workflow-video-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 12px;
  background: var(--bg-secondary, #f5f5f7);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(0, 0, 0, 0.04));
  border: 1px solid var(--border-light, #e5e5ea);
}

.workflow-demo-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}

/* ==========================================================================
   Pricing Section (Kokonut Template Design)
   ========================================================================== */
.pricing-container {
  width: 100%;
  grid-column: 1 / -1;
  padding-top: 12px;
}

.pricing-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.pricing-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.15;
}

.pricing-header p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
}

/* Billing Toggle */
.billing-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: var(--bg-secondary, #f4f4f0);
  border: 1px solid var(--border-light, #e5e5df);
  border-radius: 9999px;
  position: relative;
}

.billing-toggle .toggle-btn {
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 9999px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 8px;
}

.billing-toggle .toggle-btn.active {
  background: var(--bg-surface, #ffffff);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.billing-toggle .badge {
  font-size: 10px;
  font-weight: 700;
  background: #10b981;
  color: #ffffff;
  padding: 2px 7px;
  border-radius: 9999px;
  letter-spacing: 0.02em;
}

/* Pricing Grid */
.pricing-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

/* Pricing Card */
.pricing-card {
  background: var(--bg-surface, #ffffff);
  border: 1px solid var(--border-light, #e5e5df);
  border-radius: 16px;
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: #cfd0c8;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
}

/* Featured / Pro Card */
.pricing-card.featured-card {
  border: 2px solid var(--accent, #111110);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
  background: #ffffff;
  transform: scale(1.02);
}

.pricing-card.featured-card:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.12);
}

/* Popular Badge */
.popular-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent, #111110);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 14px;
  border-radius: 9999px;
  text-transform: uppercase;
}

/* Card Content */
.card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.card-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
  min-height: 38px;
  margin-bottom: 24px;
}

.card-price {
  font-size: clamp(34px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 28px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.card-price span {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: normal;
  color: var(--text-muted);
}

/* Card Features */
.card-features {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.card-features li {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

/* Buttons */
.pricing-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.2s ease;
  text-align: center;
  margin-top: auto;
}

.pricing-btn.primary-btn {
  background: var(--accent, #111110);
  color: #ffffff;
}

.pricing-btn.primary-btn:hover {
  background: var(--accent-hover, #2d2d2a);
  transform: translateY(-1px);
}

.pricing-btn.secondary-btn {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light, #e5e5df);
}

.pricing-btn.secondary-btn:hover {
  border-color: var(--text-primary);
  background: rgba(0, 0, 0, 0.02);
  transform: translateY(-1px);
}

/* Responsive Pricing Layout */
@media (max-width: 980px) {
  .pricing-cards-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin: 0 auto;
    gap: 32px;
  }

  .pricing-card.featured-card {
    transform: none;
  }

  .pricing-card.featured-card:hover {
    transform: translateY(-4px);
  }
}