/* ==========================================================================
   AiNoted Marketing Pages — marketing.css
   Styles for the public-facing marketing site: hero, features, pricing,
   testimonials, stats, CTA, navigation, and footer.
   All values reference design tokens from variables.css.
   ========================================================================== */


/* ==========================================================================
   MARKETING NAVIGATION
   ========================================================================== */

.marketing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  background-color: rgba(6, 10, 19, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: var(--z-sticky);
  transition: background-color var(--duration-slow) var(--ease-default),
              box-shadow var(--duration-slow) var(--ease-default);
}

/* Scrolled state — darker and more opaque */
.marketing-nav.scrolled {
  background-color: rgba(6, 10, 19, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: var(--max-marketing);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo:hover {
  text-decoration: none;
}

.nav-logo img {
  height: 32px;
  width: auto;
}

/* --------------------------------------------------------------------------
   Nav Links
   -------------------------------------------------------------------------- */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--duration-normal) var(--ease-default),
              background-color var(--duration-normal) var(--ease-default);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: rgba(148, 163, 184, 0.06);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary-400);
}

/* --------------------------------------------------------------------------
   Nav CTA & Auth
   -------------------------------------------------------------------------- */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-cta {
  /* Combines with .btn .btn-primary .btn-sm */
}

/* --------------------------------------------------------------------------
   Mobile Hamburger Toggle
   -------------------------------------------------------------------------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background-color var(--duration-fast) var(--ease-default);
}

.nav-toggle:hover {
  background-color: var(--bg-surface);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: transform var(--duration-normal) var(--ease-default),
              opacity var(--duration-normal) var(--ease-default);
}

/* Hamburger open state */
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Mobile Slide-out Menu
   -------------------------------------------------------------------------- */
.nav-mobile-menu {
  display: none;
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-deepest);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-6);
  z-index: var(--z-overlay);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-default);
}

.nav-mobile-menu.open {
  transform: translateX(0);
}

.nav-mobile-menu .nav-link {
  display: block;
  padding: var(--space-4);
  font-size: var(--text-lg);
  border-radius: var(--radius-lg);
}

.nav-mobile-menu .nav-actions {
  flex-direction: column;
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
}

.nav-mobile-menu .nav-actions .btn {
  width: 100%;
}


/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero,
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--topbar-height) + var(--space-16)) var(--space-6) var(--space-16);
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
}

/* --------------------------------------------------------------------------
   Hero Background Glow Effects
   -------------------------------------------------------------------------- */
.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-glow::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 184, 255, 0.12) 0%, transparent 70%);
  border-radius: var(--radius-full);
  filter: blur(80px);
}

.hero-glow::after {
  content: "";
  position: absolute;
  bottom: -15%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.10) 0%, transparent 70%);
  border-radius: var(--radius-full);
  filter: blur(80px);
}

/* --------------------------------------------------------------------------
   Hero Content
   -------------------------------------------------------------------------- */
.hero-content {
  position: relative;
  z-index: var(--z-raised);
  max-width: 800px;
}

/* Badge/chip above hero title */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background-color: rgba(0, 184, 255, 0.08);
  border: 1px solid rgba(0, 184, 255, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--primary-400);
  margin-bottom: var(--space-8);
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-6);
}

/* Gradient text effect for highlighted words */
.hero-title .gradient-text,
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  line-height: var(--leading-relaxed);
}

.hero-cta-group {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Subtle helper text below CTAs */
.hero-helper {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* Hero image/screenshot */
.hero-image {
  position: relative;
  z-index: var(--z-raised);
  margin-top: var(--space-16);
  max-width: 960px;
  width: 100%;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-lg),
              0 0 60px rgba(0, 184, 255, 0.08);
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: auto;
}


/* ==========================================================================
   LOGOS / SOCIAL PROOF BAR
   ========================================================================== */

.logos-section {
  padding: var(--space-16) var(--space-6);
  text-align: center;
}

.logos-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-8);
}

.logos-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-10);
  opacity: 0.5;
}

.logos-row img {
  height: 28px;
  width: auto;
  filter: grayscale(1) brightness(2);
  transition: opacity var(--duration-normal) var(--ease-default);
}

.logos-row img:hover {
  opacity: 0.8;
}


/* ==========================================================================
   FEATURES SECTION
   ========================================================================== */

.features-section {
  padding: var(--space-24) var(--space-6);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-16);
}

.section-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--primary-400);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  max-width: var(--max-content);
  margin: 0 auto;
}

.feature-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--duration-normal) var(--ease-default),
              box-shadow var(--duration-normal) var(--ease-default),
              transform var(--duration-normal) var(--ease-default);
}

.feature-card:hover {
  border-color: rgba(0, 184, 255, 0.2);
  box-shadow: 0 0 30px rgba(0, 184, 255, 0.05);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  flex-shrink: 0;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}


/* ==========================================================================
   STATS / SOCIAL PROOF
   ========================================================================== */

.stats-section {
  padding: var(--space-16) var(--space-6);
}

.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
  max-width: var(--max-content);
  margin: 0 auto;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: var(--leading-tight);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  font-weight: var(--font-medium);
}

/* Divider between stats */
.stat-divider {
  width: 1px;
  height: 40px;
  background-color: var(--border-subtle);
}


/* ==========================================================================
   PRICING SECTION
   ========================================================================== */

.pricing-section {
  padding: var(--space-24) var(--space-6);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.pricing-toggle-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: var(--font-medium);
}

.pricing-toggle-label.active {
  color: var(--text-primary);
}

.pricing-save-badge {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--success-400);
  background-color: rgba(34, 197, 94, 0.12);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}

.pricing-grid {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  max-width: var(--max-content);
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Pricing Card
   -------------------------------------------------------------------------- */
.pricing-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 380px;
  position: relative;
  transition: border-color var(--duration-normal) var(--ease-default),
              box-shadow var(--duration-normal) var(--ease-default);
}

.pricing-card:hover {
  border-color: var(--border-default);
}

/* Popular / recommended card */
.pricing-card.popular {
  border-color: var(--primary-500);
  box-shadow: 0 0 30px rgba(0, 184, 255, 0.1);
}

.pricing-card.popular::before {
  content: "Most Popular";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: var(--space-1) var(--space-4);
  background: var(--gradient-primary);
  color: var(--text-primary);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-tier {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.pricing-description {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-6);
}

.pricing-price {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  line-height: var(--leading-none);
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.pricing-currency {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--text-secondary);
}

.pricing-period {
  font-size: var(--text-sm);
  font-weight: var(--font-normal);
  color: var(--text-tertiary);
}

.pricing-divider {
  height: 1px;
  background-color: var(--border-subtle);
  margin: var(--space-6) 0;
}

/* --------------------------------------------------------------------------
   Pricing Features List
   -------------------------------------------------------------------------- */
.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.pricing-feature::before {
  content: "";
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 1px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

.pricing-feature.disabled {
  color: var(--text-muted);
}

.pricing-feature.disabled::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='18' y1='6' x2='6' y2='18'/%3E%3Cline x1='6' y1='6' x2='18' y2='18'/%3E%3C/svg%3E");
}

/* Pricing CTA */
.pricing-cta {
  width: 100%;
}


/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */

.testimonials-section {
  padding: var(--space-24) var(--space-6);
  overflow: hidden;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  max-width: var(--max-content);
  margin: 0 auto;
}

/* Mobile: horizontal scroll */
.testimonials-scroll {
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-4);
}

.testimonials-scroll::-webkit-scrollbar {
  display: none;
}

.testimonials-scroll .testimonial-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
}

.testimonial-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.testimonial-stars {
  display: flex;
  gap: var(--space-1);
  color: var(--warning-400);
}

.testimonial-quote {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-author-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}


/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta-section {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: var(--space-16) var(--space-8);
  background-color: var(--bg-surface);
  background-image: var(--gradient-accent);
  background-blend-mode: soft-light;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-subtle);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Subtle glow overlay */
.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: var(--z-raised);
}

.cta-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-4);
}

.cta-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-8);
  line-height: var(--leading-relaxed);
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}


/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  background-color: var(--bg-deepest);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-16) var(--space-6) var(--space-8);
}

.footer-inner {
  max-width: var(--max-marketing);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

/* --------------------------------------------------------------------------
   Footer — Brand Column
   -------------------------------------------------------------------------- */
.footer-brand {
  max-width: 280px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  text-decoration: none;
}

.footer-brand-logo:hover {
  text-decoration: none;
}

.footer-brand-description {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  background-color: var(--bg-surface);
  transition: color var(--duration-normal) var(--ease-default),
              background-color var(--duration-normal) var(--ease-default);
}

.footer-social a:hover {
  color: var(--text-primary);
  background-color: var(--bg-elevated);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Footer — Link Columns
   -------------------------------------------------------------------------- */
.footer-column h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  transition: color var(--duration-normal) var(--ease-default);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Footer — Bottom Bar
   -------------------------------------------------------------------------- */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  transition: color var(--duration-normal) var(--ease-default);
  text-decoration: none;
}

.footer-legal a:hover {
  color: var(--text-secondary);
  text-decoration: none;
}


/* ==========================================================================
   SECTION UTILITIES
   ========================================================================== */

.section {
  padding: var(--space-24) var(--space-6);
}

.section-alt {
  background-color: var(--bg-deepest);
}

/* Decorative gradient divider between sections */
.section-gradient-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), var(--secondary-500), transparent);
  opacity: 0.3;
  max-width: var(--max-content);
  margin: 0 auto;
}