/* ============================================================
   Components — Buttons, cards, nav, footer, trust bars
   ============================================================ */

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--accent-primary);
  color: var(--text-inverse);
  border-color: var(--accent-primary);
}
.btn--primary:hover {
  background-color: var(--accent-primary-hover);
  border-color: var(--accent-primary-hover);
  box-shadow: var(--shadow-glow-primary);
  transform: translateY(-1px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--accent-secondary);
  border-color: var(--accent-secondary);
}
.btn--secondary:hover {
  background-color: rgba(0, 212, 255, 0.08);
  box-shadow: var(--shadow-glow-secondary);
  transform: translateY(-1px);
}

.btn--ghost {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-medium);
}
.btn--ghost:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.btn--dark {
  background-color: var(--bg-dark);
  color: var(--text-inverse);
}
.btn--dark:hover {
  background-color: var(--bg-dark-alt);
  transform: translateY(-1px);
}

/* On dark backgrounds */
.dark-section .btn--secondary {
  color: var(--text-on-dark);
  border-color: rgba(255, 255, 255, 0.3);
}
.dark-section .btn--secondary:hover {
  border-color: var(--text-on-dark);
  background-color: rgba(255, 255, 255, 0.06);
}

.btn--sm { padding: 0.5rem 1.25rem; font-size: var(--text-xs); }
.btn--lg { padding: 1rem 2.25rem; font-size: var(--text-base); }

/* === HEADER / NAVIGATION === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--space-md) 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-base);
}

.site-header.is-scrolled {
  padding: var(--space-sm) 0;
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav__logo {
  flex-shrink: 0;
}

.nav__logo img {
  height: 36px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__item {
  position: relative;
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link:hover,
.nav__link--active {
  color: var(--text-primary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width var(--transition-base);
}

.nav__link:hover::after {
  width: 100%;
}

/* Dropdown caret */
.nav__link--has-dropdown::after {
  display: none;
}

.nav__caret {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-fast);
}

.nav__item:hover .nav__caret {
  transform: rotate(180deg);
}

/* Dropdown panel */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: -12px;
  min-width: 240px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-sm) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav__dropdown-link:hover {
  color: var(--accent-primary);
  background-color: var(--bg-secondary);
}

/* Nav right actions */
.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__login {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav__login:hover { color: var(--text-primary); }

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  cursor: pointer;
  background: none;
  border: none;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Mobile nav */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  max-width: 85vw;
  height: 100vh;
  background: var(--bg-primary);
  box-shadow: var(--shadow-xl);
  padding: var(--space-3xl) var(--space-xl);
  transition: right var(--transition-slow);
  z-index: var(--z-modal);
  overflow-y: auto;
}

.nav__mobile.is-open { right: 0; }

.nav__mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
}

.nav__mobile-backdrop.is-open { display: block; }

.nav__mobile-link {
  display: block;
  padding: var(--space-md) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--border-subtle);
}

.nav__mobile-sub {
  padding-left: var(--space-lg);
}

.nav__mobile-sub a {
  font-size: var(--text-base);
  font-weight: 400;
  color: var(--text-secondary);
  padding: var(--space-sm) 0;
  display: block;
}

@media (max-width: 1024px) {
  .nav__links { display: none; }
  .nav__login { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile { display: block; }
}

/* === CARDS === */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border-medium);
}

.card--accent {
  border-top: 3px solid var(--accent-primary);
}

.card--cyan {
  border-top: 3px solid var(--accent-secondary);
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  color: var(--accent-primary);
}

.card__icon--cyan {
  background: rgba(0, 212, 255, 0.08);
  color: var(--accent-secondary);
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.card__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent-primary);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.card__link:hover { gap: 10px; }

/* Dark cards */
.dark-section .card {
  background: var(--bg-dark-alt);
  border-color: var(--border-on-dark);
}

.dark-section .card:hover {
  border-color: var(--border-on-dark-medium);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.dark-section .card__title { color: var(--text-on-dark); }
.dark-section .card__text { color: var(--text-on-dark-muted); }

/* === STAT BAR === */
.stat-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
}

.stat-bar__item {
  padding: var(--space-xl) var(--space-lg);
}

.stat-bar__item:not(:last-child) {
  border-right: 1px solid var(--border-on-dark);
}

.stat-bar__number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-bar__label {
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  max-width: 240px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .stat-bar { grid-template-columns: 1fr; }
  .stat-bar__item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--border-on-dark);
  }
  .stat-bar__number { font-size: var(--text-3xl); }
}

/* === TRUST BAR === */
.trust-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg) var(--space-xl);
  padding: var(--space-lg) 0;
}

.trust-bar__item {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.trust-bar__item svg {
  width: 16px;
  height: 16px;
  color: var(--success);
  flex-shrink: 0;
}

.dark-section .trust-bar__item {
  color: var(--text-on-dark);
}

/* === INTEGRATION LOGOS === */
.logo-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl) var(--space-2xl);
  padding: var(--space-lg) 0;
}

.logo-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.logo-bar__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}

.logo-bar__name {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-on-dark);
  opacity: 0.85;
}

/* === FOOTER === */
.site-footer {
  background-color: var(--bg-dark);
  color: var(--text-on-dark-muted);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand p {
  color: var(--text-on-dark-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-md);
  max-width: 280px;
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-on-dark);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-lg);
}

.footer__link {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  text-decoration: none;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.footer__link:hover { color: var(--text-on-dark); }

.footer__bottom {
  border-top: 1px solid var(--border-on-dark);
  padding-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
}

.footer__legal {
  display: flex;
  gap: var(--space-lg);
}

.footer__legal a {
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__legal a:hover { color: var(--text-on-dark); }

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-on-dark);
  color: var(--text-on-dark-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  border-color: var(--text-on-dark);
  color: var(--text-on-dark);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer__brand {
    grid-column: 1 / -1;
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* === SCROLL ANIMATIONS === */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}