/* ============================================
   THE WHITECROW FILMS — Shared Components
   ============================================ */

/* --- HEADER --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-6) var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--duration-slow) var(--ease-smooth),
              padding var(--duration-normal) var(--ease-smooth),
              backdrop-filter var(--duration-slow) var(--ease-smooth);
}

.site-header.is-scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.header-logo {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-primary);
  white-space: nowrap;
  transition: opacity var(--duration-normal) var(--ease-smooth);
}

.header-logo:hover {
  opacity: 0.8;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.header-nav a {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  padding-block: var(--space-2);
  transition: color var(--duration-normal) var(--ease-smooth);
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--duration-normal) var(--ease-smooth);
}

.header-nav a:hover,
.header-nav a.is-active {
  color: var(--color-text-primary);
}

.header-nav a:hover::after,
.header-nav a.is-active::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: var(--space-2);
  cursor: pointer;
  z-index: calc(var(--z-overlay) + 10);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-text-primary);
  transition: transform var(--duration-normal) var(--ease-smooth),
              opacity var(--duration-normal) var(--ease-smooth);
}

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

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

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

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: var(--color-bg-deep);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-slow) var(--ease-smooth),
              visibility var(--duration-slow) var(--ease-smooth);
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 300;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--duration-normal) var(--ease-smooth);
}

.mobile-nav a:hover {
  color: var(--color-text-primary);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-sm);
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-text-primary);
  color: var(--color-bg-primary);
}

.btn--primary:hover {
  background: var(--color-accent);
  transform: translateY(-1px);
}

.btn--outline {
  border: 1px solid var(--color-border-light);
  color: var(--color-text-primary);
  background: transparent;
}

.btn--outline:hover {
  border-color: var(--color-text-primary);
  background: rgba(232, 230, 225, 0.05);
}

.btn--ghost {
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
}

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

.btn--ghost .btn-arrow {
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.btn--ghost:hover .btn-arrow {
  transform: translateX(4px);
}

.btn--large {
  font-size: var(--text-sm);
  padding: var(--space-5) var(--space-12);
}

.btn-arrow {
  font-size: 1.1em;
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* --- PROJECT CARDS --- */
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  cursor: pointer;
  group: card;
}

.project-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slower) var(--ease-smooth);
}

.project-card:hover .project-card__image {
  transform: scale(1.05);
}

.project-card__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-smooth);
}

.project-card:hover .project-card__video {
  opacity: 1;
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-smooth);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-8);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__category {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.project-card__info {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.project-card__meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* --- FOOTER --- */
.site-footer {
  padding: var(--space-24) var(--container-padding) var(--space-12);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-deep);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-16);
  max-width: var(--container-max);
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.footer-brand {
  max-width: 360px;
}

.footer-brand__name {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.footer-brand__tagline {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.footer-brand__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.footer-column__title {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.footer-column__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-column__list a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--duration-normal) var(--ease-smooth);
}

.footer-column__list a:hover {
  color: var(--color-text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-bottom__copy {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  letter-spacing: var(--tracking-wide);
}

.footer-bottom__socials {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom__socials a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: color var(--duration-normal) var(--ease-smooth);
}

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

/* --- PAGE TRANSITION OVERLAY --- */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: var(--color-bg-deep);
  transform: translateY(100%);
  pointer-events: none;
}

.page-transition.is-active {
  animation: pageSlideUp 0.6s var(--ease-smooth) forwards;
}

/* --- FINAL CTA COMPONENT --- */
.final-cta {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--color-bg-deep);
  position: relative;
  overflow: hidden;
  padding: var(--space-24) var(--space-6);
}

.final-cta__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(212,197,169,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
  width: 100%;
}

.final-cta__question {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 300;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
  text-align: center;
}

.final-cta__answer {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: var(--space-10);
  text-align: center;
}

/* --- RESPONSIVE HEADER --- */
@media (max-width: 900px) {
  .header-nav {
    display: none;
  }

  .header-cta .btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}