*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Core palette */
  --bg: #08080c;
  --bg-subtle: #0f0f15;
  --bg-hover: #121220;
  --text: #e8e4df;
  --accent: #f1c688;
  --accent-hover: #f5d6a0;

  /* Text hierarchy: --text > --dim > --text-muted */
  --dim: #9e9a93;
  --text-muted: #3d3a36;

  /* Structural */
  --line: #1a1a2e;
  --line-hover: #2a2a40;

  /* Semantic colors */
  --green: #34d399;
  --red: #c45c5c;
  --red-bright: #e05252;
  --red-dim: #5a3030;

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html {
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(8, 8, 12, 0.93), rgba(8, 8, 12, 0.93)),
    image-set(
      url('../images/artemis-2-moon-overview-640.webp') 1x,
      url('../images/artemis-2-moon-overview-1280.webp') 2x
    );
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

@media (min-width: 769px) {
  body {
    background-image:
      linear-gradient(rgba(8, 8, 12, 0.93), rgba(8, 8, 12, 0.93)),
      image-set(
        url('../images/artemis-2-moon-overview-1280.webp') 1x,
        url('../images/artemis-2-moon-overview-1920.webp') 2x
      );
  }
}

@media (min-width: 1281px) {
  body {
    background-image:
      linear-gradient(rgba(8, 8, 12, 0.93), rgba(8, 8, 12, 0.93)),
      url('../images/artemis-2-moon-overview-1920.webp');
  }
}

/* -- Homepage: split bg into zoomable image layer + overlay -- */
body.home {
  background-image: none;
}

.bg-image {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: image-set(
    url('../images/artemis-2-moon-overview-640.webp') 1x,
    url('../images/artemis-2-moon-overview-1280.webp') 2x
  );
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  transform: scale(var(--bg-scale, 1));
  transform-origin: center center;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

@media (min-width: 769px) {
  .bg-image {
    background-image: image-set(
      url('../images/artemis-2-moon-overview-1280.webp') 1x,
      url('../images/artemis-2-moon-overview-1920.webp') 2x
    );
  }
}

@media (min-width: 1281px) {
  .bg-image {
    background-image: url('../images/artemis-2-moon-overview-1920.webp');
  }
}

.bg-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(rgba(8, 8, 12, 0.93), rgba(8, 8, 12, 0.93));
  pointer-events: none;
}

/* -- Scroll progress bar -- */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  width: 0%;
  z-index: 210;
  transition: width 0.1s linear;
}

/* -- Navigation dots -- */
.nav-dots {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 90;
}

.nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--dim);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}

.nav-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.3);
}

.nav-dot:hover {
  border-color: var(--text);
}

/* -- Sections -- */
.section {
  height: 100dvh;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  scroll-snap-align: start;
  position: relative;
}

/* -- Typography -- */
.label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.6s ease 0.1s;
}

.stat {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 2px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s ease 0.2s;
}

.stat-xl {
  font-size: clamp(64px, 12vw, 160px);
}

.stat-lg {
  font-size: clamp(48px, 8vw, 120px);
}

.stat-md {
  font-size: clamp(36px, 6vw, 90px);
}

.subtext {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(14px, 1.8vw, 20px);
  line-height: 1.7;
  color: var(--dim);
  max-width: 600px;
  margin-top: 28px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.4s;
}

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

/* -- Visible state -- */
.section.visible .label,
.section.visible .stat,
.section.visible .subtext,
.section.visible .cta-group,
.section.visible .founder {
  opacity: 1;
  transform: translateY(0);
}

/* -- Divider line -- */
.divider {
  width: 40px;
  height: 1px;
  background: var(--dim);
  margin-top: 32px;
  opacity: 0;
  transition: all 0.6s ease 0.5s;
}

.section.visible .divider {
  opacity: 1;
}

/* -- CTA section -- */
.founder {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.6s ease 0.1s;
}

.founder strong {
  color: var(--text);
  font-weight: 500;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 20px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.5s;
}

.cta {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 1px solid var(--dim);
  color: var(--text);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.cta.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.cta.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.cta-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* -- Scroll hint on first section -- */
.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transition: all 0.6s ease 1s;
}

.section.visible .scroll-hint {
  opacity: 1;
}

.scroll-hint span {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text);
}

.scroll-arrow-wrap {
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 16px;
  height: 16px;
  border-right: 1px solid var(--text);
  border-bottom: 1px solid var(--text);
  transform: rotate(45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(6px); }
  60% { transform: translateY(3px); }
}

/* -- Photo credit (bottom right) -- */
.photo-credit {
  position: fixed;
  bottom: 12px;
  right: 14px;
  z-index: 80;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dim);
  opacity: 0.65;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 5px;
  line-height: 1;
  transition: opacity 0.4s ease;
}

.photo-credit .cam {
  font-size: 12px;
  line-height: 1;
  filter: grayscale(0.3);
  position: relative;
  top: -2px;
}

@media (max-width: 600px) {
  .photo-credit {
    font-size: 10px;
    bottom: 8px;
    right: 10px;
    opacity: 0;
  }

  .photo-credit.scrolled {
    opacity: 0.65;
  }
}

/* -- Share toast -- */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1px;
  padding: 12px 24px;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 200;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* -- Fixed header -- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1600px;
  margin: 0 auto;
  padding: 16px 24px 40px;
  pointer-events: none;
}

/* Full-viewport gradient that escapes the header's max-width */
.site-header::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 140px;
  background: linear-gradient(to bottom, var(--bg) 40%, transparent);
  pointer-events: none;
  z-index: -1;
}

.site-header > * {
  pointer-events: auto;
}

/* -- Floating menu button -- */
.menu-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.menu-label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text);
  display: none;
  user-select: none;
}

@media (min-width: 551px) {
  .menu-label {
    display: block;
  }
}

.menu-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--dim);
  background: rgba(8, 8, 12, 0.85);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.menu-btn:hover .menu-circle {
  border-color: var(--accent);
}

.menu-btn.open .menu-circle {
  border-color: var(--accent);
  background: rgba(8, 8, 12, 0.95);
}

.menu-bar {
  width: 18px;
  height: 1.5px;
  background: var(--text);
  transition: all 0.3s ease;
  transform-origin: center;
}

.menu-btn.open .menu-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-btn.open .menu-bar:nth-child(2) {
  opacity: 0;
}

.menu-btn.open .menu-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* -- Menu wrapper for positioning -- */
.menu-wrap {
  position: relative;
}

/* -- Navigation dropdown (chat bubble) -- */
.nav-menu {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  z-index: 190;
  background: rgba(8, 8, 12, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--dim);
  border-radius: 12px;
  padding: 8px 0;
  min-width: 220px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(-8px) scale(0.96);
  transform-origin: top right;
  pointer-events: none;
  transition: all 0.25s ease;
}

.nav-menu.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Chat bubble tail */
.nav-menu::before {
  content: '';
  position: absolute;
  top: -7px;
  right: 16px;
  width: 12px;
  height: 12px;
  background: rgba(8, 8, 12, 0.95);
  border-top: 1px solid var(--dim);
  border-left: 1px solid var(--dim);
  transform: rotate(45deg);
}

.nav-menu a {
  display: block;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  padding: 12px 20px;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-menu a:hover {
  background: rgba(241, 198, 136, 0.1);
  color: var(--accent);
}

.nav-menu .nav-divider {
  height: 1px;
  background: var(--dim);
  margin: 6px 16px;
  opacity: 0.4;
}

/* Overlay to close menu when clicking outside */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: none;
}

.menu-overlay.open {
  display: block;
}

/* -- Logo -- */
.logo {
  display: flex;
  align-items: center;
  gap: 2px;
  text-decoration: none;
  cursor: pointer;
}

.logo-moon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  transition: transform 0.4s ease;
}

.logo:hover .logo-moon {
  transform: rotate(-15deg) scale(1.1);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 40px;
  letter-spacing: 3px;
  color: var(--text);
  max-width: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-width 0.4s ease, opacity 0.4s ease;
  white-space: nowrap;
}

.logo.scrolled .logo-text {
  opacity: 1;
}

.logo.scrolled .logo-pre {
  max-width: 150px;
}

.logo.scrolled .logo-post {
  max-width: 80px;
}

@media (min-width: 551px) {
  .logo-text {
    opacity: 1;
  }

  .logo-pre {
    max-width: 150px;
  }

  .logo-post {
    max-width: 80px;
  }
}

/* -- Mobile adjustments -- */
/* -- Copyright -- */
.site-copyright {
  text-align: center;
  padding: 24px 24px 32px;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--dim);
}

@media (max-width: 600px) {
  .nav-dots {
    right: 12px;
    gap: 10px;
  }

  .nav-dot {
    width: 6px;
    height: 6px;
  }

  .subtext {
    max-width: 90%;
    font-size: 14px;
  }

  .cta-group {
    flex-direction: column;
    align-items: center;
  }

  .cta {
    width: 240px;
    text-align: center;
  }
}

/* ---- SHARED TABLE & SWIPE HINT ---- */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.swipe-hint {
  display: none;
}

@media (max-width: 960px) {
  .swipe-hint.active {
    display: block;
    font-family: var(--font-body);
    font-size: 12px;
    font-style: italic;
    font-weight: 300;
    color: var(--dim);
    text-align: right;
    margin-bottom: 8px;
    opacity: 0.6;
  }
}