/* ============================================================
   SIMSURVEYS SHARED COMPONENTS
   Nav, footer, buttons, cards, badges
   ============================================================ */

/* ── NAVIGATION ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 100;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.site-nav__brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-nav__brand .mark {
  width: 30px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.site-nav__brand:hover .mark {
  transform: scale(1.08);
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-nav__link {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--ink-2);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  background: none;
  border: none;
  cursor: pointer;
}

.site-nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s cubic-bezier(0.23, 1, 0.32, 1);
}

.site-nav__link:hover {
  color: var(--ink);
  text-decoration: none;
}

.site-nav__link:hover::after {
  transform: scaleX(1);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav__login {
  color: var(--muted) !important;
  font-weight: 400 !important;
}

.site-nav__login::after {
  display: none;
}

/* ── Dropdown ── */
.site-nav__dropdown {
  position: relative;
}

.site-nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--ink-2);
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 0;
}

.site-nav__dropdown-trigger:hover {
  color: var(--ink);
}

.site-nav__dropdown-trigger svg {
  width: 12px;
  height: 12px;
  transition: transform 0.2s ease;
}

.site-nav__dropdown:hover .site-nav__dropdown-trigger svg {
  transform: rotate(180deg);
}

.site-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: -16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.25s ease;
  z-index: 1001;
}

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

.site-nav__dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: var(--ink-2);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 400;
  transition: all 0.15s ease;
}

.site-nav__dropdown-menu a:hover {
  background: var(--accent-bg);
  color: var(--accent);
}

/* ── Mobile Toggle ── */
.site-nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
}

.site-nav__mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  transition: all 0.3s ease;
  border-radius: 1px;
}

.site-nav__mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.site-nav__mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.site-nav__mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Mobile Nav Overlay ── */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 99;
  padding: 24px;
  overflow-y: auto;
}

.mobile-nav-overlay.show {
  display: block;
}

.mobile-nav-overlay a {
  display: block;
  padding: 16px 0;
  color: var(--ink);
  text-decoration: none;
  font-size: 1.125rem;
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}

.mobile-nav-overlay a:hover {
  color: var(--accent);
}

.mobile-nav-overlay .mobile-section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 24px 0 8px;
  border-bottom: none;
}

.mobile-nav-overlay .mobile-cta {
  display: block;
  margin-top: 32px;
  padding: 14px 24px;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  border-radius: var(--radius-sm);
  text-align: center;
  font-weight: 600;
  border-bottom: none;
}

.mobile-nav-overlay .mobile-cta:hover {
  color: var(--white);
  filter: brightness(1.1);
}

/* ── BUTTONS ── */
.btn-primary,
a.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: filter 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
  color: #ffffff;
  text-decoration: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--accent-bg);
  border-color: var(--accent-border);
  color: var(--accent);
  text-decoration: none;
}

/* ── Navigation CTA (smaller) ── */
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  background: var(--accent);
  color: #ffffff !important;
  text-decoration: none !important;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  transition: filter 0.2s ease, transform 0.15s ease;
}

.nav-cta:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.nav-cta::after {
  display: none !important;
}

/* ── Nav CTA Outline Variant ── */
.nav-cta--outline {
  background: transparent;
  color: var(--accent) !important;
  border: 1px solid var(--accent-border);
}

.nav-cta--outline:hover {
  background: var(--accent-bg);
  border-color: var(--accent);
  filter: none;
}

@media (max-width: 1024px) {
  .nav-cta--outline {
    display: none;
  }
}

/* ── Mobile CTA Outline Variant ── */
.mobile-nav-overlay .mobile-cta--outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent-border);
  margin-top: 16px;
}

.mobile-nav-overlay .mobile-cta--outline:hover {
  background: var(--accent-bg);
  color: var(--accent);
  filter: none;
}

/* ── CARDS ── */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1),
              box-shadow 0.35s cubic-bezier(0.23, 1, 0.32, 1),
              border-color 0.35s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card--accent::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--card-accent, var(--accent));
}

.card--compact {
  padding: 28px 24px;
}

/* ── BADGES / KICKERS ── */
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: '//';
  margin-right: 0.5rem;
  opacity: 0.5;
}

/* ── SECTION HEADINGS (reusable pattern) ── */
.section-heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 12px;
}

.section-desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: var(--text-md);
  color: var(--ink-2);
  line-height: 1.65;
  max-width: 600px;
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 48px;
  background: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--ink);
  margin-bottom: 12px;
}

.footer-brand-desc {
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: var(--ink-2);
  text-decoration: none;
  font-size: var(--text-sm);
  padding: 4px 0;
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--muted);
}

.footer-legal-links {
  display: flex;
  gap: 24px;
}

.footer-legal-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: var(--text-xs);
  transition: color 0.15s ease;
}

.footer-legal-links a:hover {
  color: var(--ink-2);
}

/* ── MOCKUP ANIMATIONS (fire-once on scroll) ── */
.mock-row {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.mock-row.animated {
  opacity: 1;
  transform: translateY(0);
}

.mock-progress {
  height: 3px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 10px;
}

.mock-progress__fill {
  height: 100%;
  width: 0;
  border-radius: 2px;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.transcript-msg {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.transcript-msg.animated {
  opacity: 1;
  transform: translateY(0);
}

.code-line {
  opacity: 0;
  transition: opacity 0.25s ease;
}

.code-line.animated {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .mock-row,
  .transcript-msg,
  .code-line {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .mock-progress__fill {
    transition: none !important;
  }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .site-nav__links,
  .site-nav__actions {
    display: none;
  }

  .site-nav__mobile-toggle {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}