/* style.css — SEOContent.ai Component Styles */

/* ============ SKIP LINK ============ */
.skip-link {
  position: fixed;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-4); }

/* ============ UTILITY ============ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container--narrow { max-width: var(--content-default); }

/* ============ HEADER ============ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s var(--ease-out);
}
[data-theme="dark"] .header {
  background: rgba(11, 17, 32, 0.85);
}
.header--scrolled { box-shadow: var(--shadow-sm); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
}
.header__logo svg { flex-shrink: 0; }
.header__nav { display: flex; align-items: center; gap: var(--space-1); }
.header__nav a {
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  font-weight: 500;
}
.header__nav a:hover,
.header__nav a.active { color: var(--color-text); background: var(--color-surface-2); }
.header__actions { display: flex; align-items: center; gap: var(--space-3); }

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-surface-2); }

/* Mobile menu — Sidebar Drawer */
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
  position: relative;
  z-index: 1002;
}
.menu-toggle svg { pointer-events: none; }

/* Backdrop overlay */
.mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}
.mobile-backdrop.open {
  display: block;
  opacity: 1;
}

/* Sidebar drawer from right */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 280px;
  max-width: 85vw;
  z-index: 1001;
  background: var(--color-bg);
  padding: var(--space-8) var(--space-6);
  padding-top: calc(72px + var(--space-6));
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.15);
  border-left: 1px solid var(--color-border);
}
[data-theme="dark"] .mobile-nav {
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.4);
}
.mobile-nav.open {
  transform: translateX(0);
}
.mobile-nav a {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: background 0.2s ease, color 0.2s ease;
}
.mobile-nav a:hover,
.mobile-nav a.active { background: var(--color-surface-2); color: var(--color-primary); }

/* Close button inside drawer */
.mobile-nav__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  background: none;
  border: none;
  transition: background 0.2s ease, color 0.2s ease;
}
.mobile-nav__close:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* Body scroll lock when menu is open */
body.menu-open {
  overflow: hidden;
}

@media (max-width: 1023px) {
  .header__nav { display: none; }
  .menu-toggle { display: flex; }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  text-decoration: none;
  cursor: pointer;
  border: none;
  white-space: nowrap;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
.btn--primary:hover { background: var(--color-primary-hover); box-shadow: var(--shadow-md); }
[data-theme="dark"] .btn--primary { background: #2563EB; color: #fff; }
[data-theme="dark"] .btn--primary:hover { background: #1D4ED8; }

.btn--secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--secondary:hover {
  background: var(--color-surface-2);
  border-color: var(--color-text-muted);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}
.btn--accent:hover { background: var(--color-accent-hover); box-shadow: var(--shadow-md); }

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
}
.btn--ghost:hover { background: var(--color-primary-highlight); }

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}
.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn--white {
  background: #fff;
  color: #0F172A;
}
.btn--white:hover { background: #F1F5F9; box-shadow: var(--shadow-md); }

/* ============ PAGE / SECTION ============ */
.page { display: none; }
.page.active { display: block; }

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}
.section--dark {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #E2E8F0;
}
[data-theme="dark"] .section--dark {
  background: linear-gradient(135deg, #0B1120 0%, #111827 100%);
}
.section--alt { background: var(--color-surface); }
.section--light { background: var(--color-bg); }

.section__header {
  text-align: left;
  max-width: 640px;
  margin-bottom: var(--space-12);
}
.section__header--center { text-align: center; margin-inline: auto; }
.section__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section__title {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.section--dark .section__title { color: #fff; }
.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}
.section--dark .section__desc { color: #94A3B8; }

/* ============ HERO ============ */
.hero {
  position: relative;
  background: linear-gradient(135deg, #0F172A 0%, #1E3A5F 50%, #2563EB 100%);
  color: #fff;
  overflow: hidden;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 50%);
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero__content { max-width: 560px; }
.hero__title {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}
.hero__title span {
  background: linear-gradient(135deg, #60A5FA, #34D399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__subtitle {
  font-size: var(--text-base);
  color: #94A3B8;
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 480px;
}
.hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.hero__image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 32px 64px rgba(0, 0, 0, 0.4);
}
.hero__image img {
  width: 100%;
  height: auto;
  display: block;
}
.hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

@media (max-width: 767px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__content { max-width: 100%; margin-inline: auto; }
  .hero__subtitle { margin-inline: auto; }
  .hero__actions { justify-content: center; }
}

/* ============ TRUST BAR ============ */
.trust-bar {
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.trust-bar__label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: var(--space-6);
  text-align: center;
}
.trust-bar__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  flex-wrap: wrap;
}
.trust-bar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-faint);
  font-weight: 600;
  font-size: var(--text-sm);
}
.trust-bar__logo svg { opacity: 0.5; }

/* ============ FEATURES GRID ============ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.feature-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.feature-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}
.feature-card__title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

@media (max-width: 767px) {
  .features-grid { grid-template-columns: 1fr; }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============ HOW IT WORKS (preview on homepage) ============ */
.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  counter-reset: step;
}
.step-card { text-align: left; }
.step-card__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-lg);
  font-weight: 800;
  font-family: var(--font-display);
  margin-bottom: var(--space-4);
}
.step-card__title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.step-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

@media (max-width: 767px) {
  .steps-row { grid-template-columns: 1fr; }
}

/* ============ METRICS ============ */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}
.metric { padding: var(--space-8); }
.metric__value {
  font-size: var(--text-2xl);
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.section--dark .metric__value { color: #60A5FA; }
.metric__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.section--dark .metric__label { color: #94A3B8; }

@media (max-width: 767px) {
  .metrics-row { grid-template-columns: 1fr; }
}

/* ============ TESTIMONIALS ============ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.testimonial-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}
.testimonial-card__quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-style: italic;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: var(--text-sm);
  font-family: var(--font-display);
  flex-shrink: 0;
}
.testimonial-card__name {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

@media (max-width: 767px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============ PRICING PREVIEW ============ */
.pricing-preview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.plan-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-align: left;
  position: relative;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.plan-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.plan-card--popular {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}
.plan-card__badge {
  position: absolute;
  top: calc(-1 * var(--space-3));
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.plan-card__name {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.plan-card__price {
  font-size: var(--text-xl);
  font-weight: 800;
  font-family: var(--font-display);
  margin-bottom: var(--space-1);
}
.plan-card__billing {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.plan-card__feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6) 0;
}
.plan-card__feature-list li {
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.plan-card__feature-list li svg { color: var(--color-accent); flex-shrink: 0; }

@media (max-width: 1023px) {
  .pricing-preview { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 639px) {
  .pricing-preview { grid-template-columns: 1fr; }
}

/* ============ CTA SECTION ============ */
.cta-section {
  background: linear-gradient(135deg, #0F172A 0%, #1E3A5F 50%, #2563EB 100%);
  color: #fff;
  text-align: center;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(37, 99, 235, 0.2) 0%, transparent 60%);
  pointer-events: none;
}
.cta-section__inner { position: relative; z-index: 1; max-width: 600px; margin-inline: auto; }
.cta-section__title {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}
.cta-section__desc {
  font-size: var(--text-base);
  color: #94A3B8;
  margin-bottom: var(--space-8);
  max-width: 480px;
  margin-inline: auto;
}
.cta-section__form {
  display: flex;
  gap: var(--space-3);
  max-width: 440px;
  margin-inline: auto;
}
.cta-section__input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  color: #fff;
  font-size: var(--text-sm);
}
.cta-section__input::placeholder { color: #94A3B8; }
.cta-section__input:focus { border-color: rgba(255, 255, 255, 0.4); outline: none; box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3); }

@media (max-width: 639px) {
  .cta-section__form { flex-direction: column; }
}

/* ============ FOOTER ============ */
.footer {
  padding-block: var(--space-16);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  max-width: 280px;
}
.footer__col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer__links li { margin-bottom: var(--space-2); }
.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__links a:hover { color: var(--color-primary); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer__bottom a {
  color: var(--color-text-faint);
  text-decoration: none;
}
.footer__bottom a:hover { color: var(--color-primary); }

@media (max-width: 767px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
}
@media (max-width: 479px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* ============ FEATURES PAGE ============ */
.feature-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding-block: var(--space-10);
}
.feature-detail:nth-child(even) { direction: rtl; }
.feature-detail:nth-child(even) > * { direction: ltr; }
.feature-detail__content { max-width: 480px; }
.feature-detail__icon {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.feature-detail__title {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-3);
}
.feature-detail__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}
.feature-detail__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.feature-detail__list li {
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.feature-detail__list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}
.feature-detail__visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface-2);
  box-shadow: var(--shadow-lg);
}
.feature-detail__visual img { width: 100%; display: block; }

@media (max-width: 767px) {
  .feature-detail,
  .feature-detail:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .feature-detail__visual { order: -1; }
}

/* Content type tags */
.content-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.content-type-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.content-type-card__title {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.content-type-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

@media (max-width: 767px) {
  .content-types-grid { grid-template-columns: 1fr; }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .content-types-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============ PRICING PAGE ============ */
.pricing-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}
.pricing-table {
  min-width: 700px;
  font-size: var(--text-sm);
}
.pricing-table thead th {
  padding: var(--space-4) var(--space-4);
  text-align: left;
  font-weight: 700;
  font-size: var(--text-sm);
  border-bottom: 2px solid var(--color-border);
  background: var(--color-surface-2);
  white-space: nowrap;
}
.pricing-table thead th.popular {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.pricing-table tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.pricing-table tbody td:first-child {
  font-weight: 600;
  color: var(--color-text);
}
.pricing-table tbody td.popular-col {
  background: var(--color-primary-highlight);
}
.pricing-table tfoot td {
  padding: var(--space-4);
  border-bottom: none;
}

/* FAQ */
.faq-list { max-width: 800px; margin-inline: auto; }
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) 0;
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  gap: var(--space-4);
}
.faq-item__question svg {
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-out);
  color: var(--color-text-muted);
}
.faq-item.open .faq-item__question svg { transform: rotate(180deg); }
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out), padding 0.4s var(--ease-out);
}
.faq-item.open .faq-item__answer {
  max-height: 300px;
  padding-bottom: var(--space-5);
}
.faq-item__answer p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============ HOW IT WORKS PAGE ============ */
.hiw-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding-block: var(--space-10);
}
.hiw-step:nth-child(even) { direction: rtl; }
.hiw-step:nth-child(even) > * { direction: ltr; }
.hiw-step__number {
  font-size: var(--text-3xl);
  font-weight: 900;
  font-family: var(--font-display);
  color: var(--color-primary-highlight);
  line-height: 1;
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .hiw-step__number { color: rgba(96, 165, 250, 0.15); }
.hiw-step__title {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-3);
}
.hiw-step__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}
.hiw-step__visual {
  background: var(--color-surface-2);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  position: relative;
}
.hiw-step__visual svg {
  width: 60%;
  height: 60%;
  color: var(--color-primary);
  opacity: 0.3;
}

@media (max-width: 767px) {
  .hiw-step,
  .hiw-step:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .hiw-step__visual { order: -1; }
}

/* ============ USE CASES ============ */
.use-case {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-8);
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}
.use-case:last-child { border-bottom: none; }
.use-case__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-xl);
  color: var(--color-primary);
  flex-shrink: 0;
}
.use-case__title {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
}
.use-case__subtitle {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.use-case__problem,
.use-case__solution {
  margin-bottom: var(--space-3);
}
.use-case__problem strong,
.use-case__solution strong {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: var(--space-1);
  color: var(--color-text-faint);
}
.use-case__problem p,
.use-case__solution p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}
.use-case__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}
.use-case__tag {
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}

@media (max-width: 639px) {
  .use-case { grid-template-columns: 1fr; }
  .use-case__icon { width: 48px; height: 48px; }
}

/* ============ ABOUT PAGE ============ */
.about-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.about-hero__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-hero__image img { width: 100%; display: block; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.value-card {
  padding: var(--space-6);
  text-align: left;
}
.value-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.value-card__title {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.value-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

@media (max-width: 767px) {
  .about-hero { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 479px) {
  .values-grid { grid-template-columns: 1fr; }
}

/* ============ CONTACT ============ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.contact-info { padding: var(--space-8); }
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.contact-info__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  flex-shrink: 0;
}
.contact-info__text h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-1);
}
.contact-info__text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.form-success {
  display: none;
  padding: var(--space-6);
  background: var(--color-accent-highlight);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--color-accent);
  font-weight: 600;
}
.form-success.show { display: block; }

@media (max-width: 767px) {
  .contact-layout { grid-template-columns: 1fr; }
}

/* ============ SCROLL ANIMATIONS ============ */
.fade-in { opacity: 1; }
.reveal-up { opacity: 1; }

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
  .reveal-up {
    clip-path: inset(100% 0 0 0);
    animation: reveal-clip linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-fade { to { opacity: 1; } }
@keyframes reveal-clip { to { clip-path: inset(0 0 0 0); } }

/* ============ GLASS MORPHISM ============ */
.glass {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
}
[data-theme="dark"] .glass {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}

/* ============ MISC ============ */
.text-gradient {
  background: linear-gradient(135deg, #2563EB, #10B981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-theme="dark"] .text-gradient {
  background: linear-gradient(135deg, #60A5FA, #34D399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

/* Page hero for inner pages */
.page-hero {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  text-align: center;
}
.page-hero__title {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}
.page-hero__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
  line-height: 1.7;
}