/**
 * Page layout: main, header, footer, section shell, scroll indicator.
 */

.main {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  padding-bottom: var(--space-3xl);
  position: relative;
  flex: 1 0 auto;
  z-index: 1;
  background: var(--color-bg);
}

.main::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -50vw;
  width: 100vw;
  background: var(--color-bg);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.header__brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.header__brand:hover {
  opacity: 0.9;
}

.header__logo {
  display: block;
  height: 54px;
  width: auto;
}

.header__logo-line {
  opacity: 0;
  transition: opacity 0.2s ease;
}

body.hero-in-view .header__brand .header__logo-line,
.header__brand.hero-in-view .header__logo-line {
  opacity: 1 !important;
}

/* Hamburger: hidden on desktop, shown only in responsive.css at 768px */
.header__menu-btn {
  display: none;
}

.header__nav {
  display: flex;
  align-items: center;
}

.header__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.header__link {
  font-family: 'Bebas Neue', Impact, sans-serif;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  text-decoration: none;
}

.header__link:hover {
  color: var(--color-accent);
}

.header__link.active {
  color: #00274c;
  text-decoration: none;
  border-bottom: 3px solid #ffcb05;
}

/* Footer */
.footer {
  margin-top: auto;
  padding: var(--space-xl) var(--space-lg);
  padding-bottom: calc(var(--space-xl) + 30px);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  position: relative;
  z-index: 5;
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.footer__copyright {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer__link {
  font-size: 0.875rem;
  color: var(--color-accent);
  text-decoration: none;
}

.footer__link:hover {
  text-decoration: underline;
}

/* Section shell */
.section {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-2xl);
}

.section__title {
  font-family: 'Bebas Neue', Impact, sans-serif;
  margin: 0 0 var(--space-lg);
  padding-top: var(--space-xl);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

/* Scroll indicator */
.scroll-indicator {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 5;
}

.scroll-indicator--visible {
  opacity: 1;
  pointer-events: auto;
}

.scroll-indicator:hover {
  color: var(--color-accent);
}

.scroll-indicator--hero {
  color: #ffcb05;
}

.scroll-indicator--hero .scroll-indicator__arrow {
  color: #ffcb05;
}

.scroll-indicator--hero:hover {
  color: #ffd54f;
}

.scroll-indicator__arrow {
  animation: scroll-indicator-bounce 1.5s ease-in-out infinite;
}

@keyframes scroll-indicator-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}