/* site.css — Health Intent Partners Component Styles */

/* =============================================================
   SKIP LINK
   ============================================================= */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  transition: top var(--transition-interactive);
}
.skip-link:focus {
  top: var(--space-4);
}

/* =============================================================
   HEADER
   ============================================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: color-mix(in oklch, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition:
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}
.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
  flex-shrink: 0;
}
.logo:hover .logo-mark {
  color: var(--color-accent);
  transition: color var(--transition-interactive);
}
.logo-mark {
  color: var(--color-primary);
  flex-shrink: 0;
  transition: color var(--transition-interactive);
}
.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-text);
  letter-spacing: -0.01em;
}

/* Desktop Nav */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav-link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition-interactive);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-interactive);
  border-radius: var(--radius-full);
}
.nav-link:hover {
  color: var(--color-text);
}
.nav-link:hover::after {
  width: 100%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}
.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.mobile-menu-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* Mobile Nav */
.nav-mobile {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  background: var(--color-bg);
}
.nav-mobile-link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 500;
  padding: var(--space-3) var(--space-2);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.nav-mobile-link:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* Responsive: hide desktop nav, show mobile toggle */
@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .mobile-menu-toggle { display: flex; }
}

/* =============================================================
   HERO
   ============================================================= */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
}
.hero-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-20) var(--space-6);
  position: relative;
  z-index: 1;
}
.hero-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-accent-highlight);
  border-radius: var(--radius-full);
  background: var(--color-accent-highlight);
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  max-width: 14ch;
}
[data-theme="dark"] .hero-title {
  color: var(--color-text);
}
.hero-subtitle {
  font-size: var(--text-lg);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  max-width: 56ch;
}
.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Decorative element */
.hero-decoration {
  position: absolute;
  right: -10%;
  top: 50%;
  transform: translateY(-50%);
  width: min(600px, 60vw);
  aspect-ratio: 1;
  color: var(--color-primary);
  pointer-events: none;
  z-index: 0;
}

/* =============================================================
   BUTTONS
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
  cursor: pointer;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: 1.5px solid var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-text-muted);
}

/* =============================================================
   SECTIONS
   ============================================================= */
.section {
  padding: var(--space-24) 0;
}
.section-alt {
  background: var(--color-surface);
}
.section-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.section-inner-narrow {
  max-width: var(--content-narrow);
}
.section-header {
  margin-bottom: var(--space-12);
}
.section-header-center {
  text-align: center;
}
.section-header-center .section-intro {
  margin-left: auto;
  margin-right: auto;
}
.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.section-intro {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* =============================================================
   SERVICES GRID
   ============================================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}
.service-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition:
    box-shadow var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-accent-highlight);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  flex-shrink: 0;
}
.service-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}
.service-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* =============================================================
   ABOUT SECTION
   ============================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-16);
  align-items: start;
}
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}
.about-content p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.about-content p:last-child { margin-bottom: 0; }

.about-credentials {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.credentials-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
}
.credentials-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.credentials-list li {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
  max-width: none;
}
.credentials-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* =============================================================
   CONTACT SECTION
   ============================================================= */
.contact-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
@media (max-width: 600px) {
  .contact-card { padding: var(--space-8) var(--space-6); }
}
.contact-method {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}
.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-1);
}
.contact-value {
  font-size: var(--text-base);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-interactive);
}
.contact-value:hover {
  color: var(--color-accent);
}

/* =============================================================
   FOOTER
   ============================================================= */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding: var(--space-12) 0 var(--space-8);
}
.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
}
@media (max-width: 600px) {
  .footer-top {
    flex-direction: column;
    align-items: flex-start;
  }
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.footer-logo-mark {
  color: var(--color-primary);
  flex-shrink: 0;
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.footer-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.footer-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-link:hover {
  color: var(--color-text);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer-attribution {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-attribution:hover {
  color: var(--color-accent);
}

/* =============================================================
   SCROLL REVEAL ANIMATION
   ============================================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.revealed {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .revealed {
    opacity: 1;
    transform: none;
    transition: none;
  }
}