/* ============================================
   Menlo — UI Components
   Built on design tokens from base.css.
   BEM naming: .block__element--modifier
   ============================================ */

/* --- Skip Link (accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius);
  z-index: 1000;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-sm);
}

/* --- Container --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}
.container--narrow {
  max-width: var(--max-width-narrow);
}
.container--wide {
  max-width: var(--max-width-wide);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-text-inverse);
}
.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
}
.btn--accent:hover {
  background-color: var(--color-accent-dark);
  box-shadow: var(--shadow-glow);
  color: var(--color-text-inverse);
}
.btn--outline {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn--outline:hover {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
}
.btn--lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-lg);
  border-radius: var(--border-radius-lg);
}
.btn--sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
}
.btn--full {
  width: 100%;
}

/* --- Site Header --- */
.site-header {
  background-color: var(--color-primary);
  padding: var(--space-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text-inverse);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
}
.site-header__logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  font-size: var(--text-sm);
  color: var(--color-text-inverse);
}

/* --- Navigation --- */
.site-nav {
  display: flex;
  align-items: center;
}
.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}
.site-nav__link {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.8);
  font-weight: var(--font-weight-medium);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}
.site-nav__link:hover {
  color: var(--color-text-inverse);
}
.site-nav__link--active {
  color: var(--color-text-inverse);
}
.site-nav__cta {
  margin-left: var(--space-sm);
}

/* --- Mobile Menu Toggle --- */
.site-nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: var(--color-text-inverse);
}
.site-nav__toggle-icon {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  position: relative;
  transition: background var(--transition-fast);
}
.site-nav__toggle-icon::before,
.site-nav__toggle-icon::after {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  position: absolute;
  transition: transform var(--transition-fast);
}
.site-nav__toggle-icon::before { top: -7px; }
.site-nav__toggle-icon::after { top: 7px; }

/* --- Site Footer --- */
.site-footer {
  background-color: var(--color-primary);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-3xl) 0 var(--space-xl);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}
.site-footer__brand {
  max-width: 300px;
}
.site-footer__brand-name {
  color: var(--color-text-inverse);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
}
.site-footer__brand-desc {
  font-size: var(--text-sm);
  line-height: var(--line-height-normal);
}
.site-footer__heading {
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}
.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.site-footer__link {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.site-footer__link:hover {
  color: var(--color-accent-light);
}
.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
}

/* --- Hero Section --- */
.hero {
  background-color: var(--color-primary);
  background-image: url('/assets/images/hero-homepage.jpg');
  background-size: cover;
  background-position: center right;
  color: var(--color-text-inverse);
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    var(--color-primary) 0%,
    rgba(30, 27, 75, 0.85) 50%,
    rgba(30, 27, 75, 0.5) 100%
  );
  z-index: 1;
}
.hero__content {
  position: relative;
  max-width: 700px;
  z-index: 2;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--border-radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-light);
  margin-bottom: var(--space-lg);
}
.hero__title {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}
.hero__title-accent {
  color: var(--color-accent-light);
}
.hero__subtitle {
  font-size: var(--text-xl);
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: var(--space-xl);
  max-width: 560px;
  line-height: var(--line-height-normal);
}
.hero__actions {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

/* --- Stats Bar --- */
.stats-bar {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2xl) 0;
}
.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  text-align: center;
}
.stats-bar__item {
  padding: 0 var(--space-md);
}
.stats-bar__number {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-xs);
}
.stats-bar__label {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* --- Section --- */
.section {
  padding: var(--space-4xl) 0;
}
.section--alt {
  background-color: var(--color-background-alt);
}
.section--dark {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}
.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}
.section__eyebrow {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}
.section__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}
.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: var(--line-height-normal);
}

/* --- Cards --- */
.card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.card__icon {
  width: 48px;
  height: 48px;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: var(--text-2xl);
}
.card__title {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}
.card__body {
  color: var(--color-text-light);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  gap: var(--space-xl);
}
.card-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.card-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* --- Step Cards (How it Works) --- */
.step-card {
  position: relative;
  padding-left: var(--space-3xl);
}
.step-card__number {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--text-lg);
}
.step-card__title {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
}
.step-card__body {
  color: var(--color-text-light);
  line-height: var(--line-height-normal);
}

/* --- Pricing Table --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  align-items: start;
}
.pricing-card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  text-align: center;
}
.pricing-card--featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
  position: relative;
}
.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-accent);
  color: var(--color-text-inverse);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--border-radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pricing-card__name {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}
.pricing-card__price {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}
.pricing-card__period {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}
.pricing-card__features {
  text-align: left;
  margin-bottom: var(--space-xl);
}
.pricing-card__feature {
  padding: var(--space-sm) 0;
  font-size: var(--text-sm);
  color: var(--color-text);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}
.pricing-card__check {
  color: var(--color-success);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
}

/* --- Comparison Banner --- */
.comparison {
  background: var(--color-background-alt);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}
.comparison__vs {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

/* --- Forms --- */
.form__group {
  margin-bottom: var(--space-lg);
}
.form__label {
  display: block;
  font-weight: var(--font-weight-medium);
  font-size: var(--text-sm);
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}
.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}
.form__textarea {
  resize: vertical;
  min-height: 120px;
}
.form__error {
  color: var(--color-error);
  font-size: var(--text-sm);
  margin-top: var(--space-xs);
  display: none;
}
.form__error--visible {
  display: block;
}
.form__honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}
.form__status {
  padding: var(--space-md);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  margin-top: var(--space-md);
  display: none;
}
.form__status--success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}
.form__status--error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* --- Breadcrumbs --- */
.breadcrumb {
  padding: var(--space-md) 0;
  font-size: var(--text-sm);
  color: var(--color-text-light);
}
.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.breadcrumb__separator {
  color: var(--color-border);
}
.breadcrumb__link {
  color: var(--color-text-light);
  text-decoration: none;
}
.breadcrumb__link:hover {
  color: var(--color-accent);
}
.breadcrumb__current {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

/* --- Page Header --- */
.page-header {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
}
.page-header__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}
.page-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: var(--line-height-normal);
}
.page-header--hero {
  background-color: var(--color-primary);
  background-image: url('/assets/images/about-team.jpg');
  background-size: cover;
  background-position: center center;
  color: var(--color-text-inverse);
  position: relative;
  padding: var(--space-4xl) 0 var(--space-3xl);
}
.page-header--hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(30, 27, 75, 0.75);
}
.page-header--hero .container {
  position: relative;
  z-index: 1;
}
.page-header--hero .page-header__title {
  color: var(--color-text-inverse);
}
.page-header--hero .page-header__subtitle {
  color: rgba(255, 255, 255, 0.8);
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-banner__content {
  position: relative;
}
.cta-banner__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}
.cta-banner__text {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Feature Split (text + visual) --- */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}
.feature-split--reverse {
  direction: rtl;
}
.feature-split--reverse > * {
  direction: ltr;
}
.feature-split__content {
  max-width: 500px;
}
.feature-split__visual {
  border-radius: var(--border-radius-lg);
  min-height: 300px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}
.feature-split__img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  display: block;
}

/* --- Partner Tiers Table --- */
.tier-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.tier-table th {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-md);
  text-align: left;
  font-weight: var(--font-weight-semibold);
}
.tier-table td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.tier-table tr:hover {
  background: var(--color-background-alt);
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-light { color: var(--color-text-light); }
.text-inverse { color: var(--color-text-inverse); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* ============================================
   Responsive Breakpoints (mobile-first)
   ============================================ */

@media (max-width: 1024px) {
  .card-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-split {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  .feature-split--reverse {
    direction: ltr;
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
  }

  .site-nav__list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary);
    flex-direction: column;
    padding: var(--space-md);
    gap: var(--space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  .site-nav__list--open {
    display: flex;
  }
  .site-nav__toggle {
    display: block;
  }
  .site-nav__cta {
    margin-left: 0;
    width: 100%;
    text-align: center;
  }

  .hero {
    padding: var(--space-3xl) 0;
    background-position: center center;
  }
  .hero__title {
    font-size: var(--text-4xl);
  }
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .stats-bar__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .card-grid--2,
  .card-grid--3,
  .card-grid--4 {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .site-footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .comparison {
    flex-direction: column;
    text-align: center;
  }
}