/* Layout - Minimal Editorial */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

/* Background - subtle concentric circles */
body {
  background: var(--bg-primary);
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.03);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.03);
  pointer-events: none;
  z-index: 0;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-6) 0;
  transition: all var(--transition-base);
}

.nav--scrolled {
  padding: var(--space-4) 0;
  background: rgba(250, 250, 250, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-primary);
  text-decoration: none;
}

.nav__logo-icon {
  flex-shrink: 0;
}

.nav__logo-stack {
  display: flex;
  flex-direction: column;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: var(--font-xl);
  font-weight: var(--font-medium);
  letter-spacing: 0.15em;
  line-height: 1;
}

.nav__logo-tagline {
  font-size: 9px;
  color: var(--text-tertiary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 3px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--font-xs);
  font-weight: var(--font-normal);
  color: var(--text-tertiary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

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

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-24) var(--space-8) var(--space-8);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

/* Silhouette behind hero text */
.hero__silhouette {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -48%);
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
}

.hero__silhouette svg {
  height: 70vh;
  max-height: 600px;
  width: auto;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--font-hero);
  font-weight: var(--font-normal);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.hero__subtitle {
  font-size: var(--font-sm);
  font-weight: var(--font-light);
  color: var(--text-tertiary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  max-width: 500px;
  margin: 0 auto var(--space-16);
  line-height: var(--leading-relaxed);
  position: relative;
  z-index: 1;
}

.hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-light);
  animation: scrollFade 2.5s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

.hero__scroll-label {
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

@keyframes scrollFade {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 0.8; transform: translateY(6px); }
}

/* ===== THE WINDOW (Rectangular, reference-style) ===== */
.window-section {
  padding: var(--space-32) 0;
  position: relative;
  z-index: 1;
}

.window {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
  cursor: pointer;
}

/* The frame SVG sits behind everything */
.window__frame-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Window doors - positioned over the frame */
.window__door {
  position: absolute;
  top: 5%;
  height: 88.5%;
  width: 45%;
  transition: transform 1.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 5;
  pointer-events: none;
}

.window__door--left {
  left: 4.5%;
  transform-origin: left center;
}

.window__door--right {
  right: 4.5%;
  transform-origin: right center;
  pointer-events: auto;
  cursor: pointer;
}

.window__door svg {
  width: 100%;
  height: 100%;
}

/* Window open state - doors swing INWARD, wide open so they don't block text */
.window--open .window__door--left {
  transform: perspective(1200px) rotateY(85deg);
}

.window--open .window__door--right {
  transform: perspective(1200px) rotateY(-85deg);
}

/* Hide center mullion when window is open */
.window__mullion {
  transition: opacity 0.6s ease 0.3s;
}

.window--open .window__mullion {
  opacity: 0;
}

/* Window interior content - hidden until window opens */
.window__interior {
  position: absolute;
  top: 5%;
  left: 6%;
  right: 6%;
  bottom: 8%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease 0.5s;
}

/* Show interior when window is open */
.window--open .window__interior {
  opacity: 1;
  pointer-events: auto;
}

/* Labels */
.window__label {
  text-align: center;
  margin-top: var(--space-6);
  font-size: var(--font-xs);
  color: var(--text-tertiary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  transition: opacity 0.5s ease;
}

.window__label-top {
  text-align: center;
  margin-bottom: var(--space-8);
  font-family: var(--font-display);
  font-size: var(--font-3xl);
  font-weight: var(--font-normal);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
}

/* Sections */
.section {
  padding: var(--space-20) 0;
  position: relative;
  z-index: 1;
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--font-3xl);
  font-weight: var(--font-normal);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  text-align: center;
  letter-spacing: var(--tracking-tight);
}

.section__subtitle {
  font-size: var(--font-sm);
  color: var(--text-tertiary);
  text-align: center;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-12);
}

/* Divider */
.divider {
  width: 40px;
  height: 1px;
  background: var(--text-light);
  margin: 0 auto var(--space-12);
}

/* Footer */
.footer {
  padding: var(--space-16) 0;
  text-align: center;
  color: var(--text-light);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-5);
  }

  .hero {
    padding: var(--space-20) var(--space-5) var(--space-8);
  }

  .hero__silhouette svg {
    height: 50vh;
  }

  .window {
    max-width: 100%;
  }

  .window__interior {
    padding: var(--space-4);
  }

  .window__label-top {
    font-size: var(--font-2xl);
  }

  .nav__links {
    gap: var(--space-4);
  }

  .nav__link {
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .section {
    padding: var(--space-12) 0;
  }
}

@media (max-width: 400px) {
  .nav__links {
    gap: var(--space-3);
  }

  .nav__logo-tagline {
    display: none;
  }

  .nav__logo-text {
    font-size: var(--font-lg);
  }
}