/* =============================
   COSMOS — DESIGN SYSTEM
   ============================= */

:root {
  --bg: #050810;
  --bg-alt: #080d18;
  --surface: #0e1525;
  --surface-2: #141d32;
  --accent: #e84545;
  --accent-2: #f5a623;
  --text: #e8eaf2;
  --text-muted: #7a8099;
  --border: rgba(255,255,255,0.08);
  --glow: rgba(232, 69, 69, 0.15);
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --radius: 4px;
  --nav-h: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ---- STAR FIELD ---- */
.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.star {
  position: absolute;
  border-radius: 50%;
  background: #fff;
  animation: twinkle var(--dur, 3s) ease-in-out infinite var(--delay, 0s);
}
@keyframes twinkle {
  0%, 100% { opacity: var(--base-op, 0.6); transform: scale(1); }
  50% { opacity: 0.1; transform: scale(0.7); }
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4rem;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(5,8,16,0.95) 0%, rgba(5,8,16,0) 100%);
  backdrop-filter: blur(2px);
}
.logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.15em;
  color: var(--text);
  text-decoration: none;
  position: relative;
  z-index: 1;
}
.logo::after {
  content: '';
  display: block;
  height: 2px;
  background: var(--accent);
  width: 0;
  transition: width 0.3s;
}
.logo:hover::after { width: 100%; }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
  position: relative;
}
.nav-links a.active,
.nav-links a:hover { color: var(--text); }
.nav-links a.active::after {
  content: '';
  display: block;
  height: 1px;
  background: var(--accent);
  position: absolute;
  bottom: -4px; left: 0; right: 0;
}
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.3rem 0.7rem;
  font-size: 1.1rem;
  cursor: pointer;
  border-radius: var(--radius);
}
@media (max-width: 700px) {
  .navbar { padding: 0 1.5rem; }
  .hamburger { display: block; }
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(5,8,16,0.98);
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: calc(var(--nav-h) + 4rem) 4rem 4rem;
  z-index: 1;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(232,69,69,0.07) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(74,144,217,0.05) 0%, transparent 50%);
  pointer-events: none;
}
.hero-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  margin-bottom: 2rem;
  animation: fadeUp 0.8s ease both;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 14vw, 14rem);
  line-height: 0.9;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
  animation: fadeUp 0.8s 0.1s ease both;
}
.hero-title em {
  font-style: italic;
  color: transparent;
  -webkit-text-stroke: 2px rgba(255,255,255,0.25);
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 400px;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s 0.2s ease both;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeUp 0.8s 0.3s ease both;
}
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius);
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: #ff5c5c;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,69,69,0.4);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.04);
}
.btn--full { width: 100%; text-align: center; }

/* ---- STATS BAR ---- */
.stats-bar {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  border-right: 1px solid var(--border);
}
.stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  letter-spacing: 0.05em;
  color: var(--accent);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
@media (max-width: 700px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
}

/* ---- SECTION ---- */
.section {
  position: relative;
  z-index: 1;
  padding: 6rem 4rem;
}
.section--dark { background: var(--bg-alt); }
.section-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1;
  margin-bottom: 3rem;
  letter-spacing: 0.02em;
}
@media (max-width: 700px) {
  .section { padding: 4rem 1.5rem; }
}

/* ---- CARDS ---- */
.card-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1.5rem;
}
@media (max-width: 900px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s, border-color 0.3s;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(232,69,69,0.3);
}
.card-img {
  aspect-ratio: 16/9;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.card--large .card-img { aspect-ratio: 16/10; }
.card-planet {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  box-shadow: inset -20px -10px 40px rgba(0,0,0,0.6), 0 0 40px rgba(255,255,255,0.05);
}
.card-body { padding: 1.5rem; flex: 1; }
.card-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.5rem;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}
.card p { font-size: 0.9rem; color: var(--text-muted); }

/* ---- SPLIT BLOCK ---- */
.split-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.split-text p { color: var(--text-muted); margin-bottom: 1rem; }
@media (max-width: 900px) {
  .split-block { grid-template-columns: 1fr; gap: 3rem; }
}

/* ---- ORBIT DIAGRAM ---- */
.split-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit-diagram {
  position: relative;
  width: 320px;
  height: 320px;
}
.sun {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, #f5a623, #e84545);
  box-shadow: 0 0 30px rgba(245,166,35,0.6);
}
.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px dashed rgba(255,255,255,0.12);
  top: 50%; left: 50%;
}
.orbit-1 { width: 120px; height: 120px; transform: translate(-50%, -50%); animation: spin 4s linear infinite; }
.orbit-2 { width: 200px; height: 200px; transform: translate(-50%, -50%); animation: spin 8s linear infinite; }
.orbit-3 { width: 300px; height: 300px; transform: translate(-50%, -50%); animation: spin 14s linear infinite; }
.orb {
  position: absolute;
  border-radius: 50%;
  top: 0; left: 50%;
  transform: translate(-50%, -50%);
}
.orb-1 { width: 12px; height: 12px; background: radial-gradient(circle, #e8522a, #6b1a05); box-shadow: 0 0 10px rgba(232,82,42,0.5); }
.orb-2 { width: 16px; height: 16px; background: radial-gradient(circle, #4a90d9, #0d2244); box-shadow: 0 0 10px rgba(74,144,217,0.5); }
.orb-3 { width: 10px; height: 10px; background: radial-gradient(circle, #9b59b6, #2e0050); box-shadow: 0 0 10px rgba(155,89,182,0.5); }
@keyframes spin { from { transform: translate(-50%,-50%) rotate(0deg); } to { transform: translate(-50%,-50%) rotate(360deg); } }

/* ---- GALLERY STRIP ---- */
.gallery-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.gallery-item {
  aspect-ratio: 3/4;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s;
}
.gallery-item:hover { transform: scale(1.02); }
.gallery-item span {
  position: absolute;
  bottom: 1rem; left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  background: rgba(0,0,0,0.5);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}
@media (max-width: 700px) {
  .gallery-strip { grid-template-columns: repeat(2, 1fr); }
}

/* ---- PAGE HERO ---- */
.page-hero {
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-h) + 3rem) 4rem 4rem;
  position: relative;
  z-index: 1;
  border-bottom: 1px solid var(--border);
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(232,69,69,0.05) 0%, transparent 60%);
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 9rem);
  line-height: 0.9;
  margin-top: 1rem;
  margin-bottom: 1rem;
}
.page-hero h1 em {
  font-style: italic;
  color: transparent;
  -webkit-text-stroke: 2px rgba(255,255,255,0.2);
}
.page-hero p { color: var(--text-muted); max-width: 500px; }
@media (max-width: 700px) {
  .page-hero { padding: calc(var(--nav-h) + 2rem) 1.5rem 3rem; }
}

/* ---- FILTER BAR ---- */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn.active, .filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(232,69,69,0.08);
}

/* ---- MISSION LIST ---- */
.mission-list { display: flex; flex-direction: column; gap: 1.5rem; }
.mission-item {
  display: flex;
  gap: 2rem;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: border-color 0.3s;
}
.mission-item:hover { border-color: rgba(232,69,69,0.25); }
.mission-item.hidden { display: none; }
.mission-planet {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  border-radius: 50%;
  box-shadow: inset -12px -6px 24px rgba(0,0,0,0.6), 0 0 20px rgba(255,255,255,0.04);
  align-self: flex-start;
  margin-top: 0.5rem;
}
.mission-info { flex: 1; }
.mission-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.mission-header h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.04em;
}
.badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.2rem 0.7rem;
  border-radius: 20px;
}
.badge--active { background: rgba(46,204,113,0.15); color: #2ecc71; border: 1px solid rgba(46,204,113,0.3); }
.badge--planned { background: rgba(245,166,35,0.15); color: var(--accent-2); border: 1px solid rgba(245,166,35,0.3); }
.badge--completed { background: rgba(149,165,166,0.15); color: #95a5a6; border: 1px solid rgba(149,165,166,0.3); }
.mission-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}
.mission-meta span { color: var(--text-muted); margin-right: 0.5rem; }
.mission-info > p { margin: 0.8rem 0 1.2rem; color: var(--text-muted); font-size: 0.95rem; }
.mission-progress { margin-top: 1rem; }
.progress-label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.progress-bar {
  height: 3px;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 1s ease;
}
@media (max-width: 700px) {
  .mission-item { flex-direction: column; }
}

/* ---- MASONRY GALLERY ---- */
.masonry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 220px;
  gap: 1rem;
}
.masonry-item {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s;
}
.masonry-item:hover { transform: scale(1.02); }
.masonry-item:hover .masonry-overlay { opacity: 1; }
.masonry-item--tall { grid-row: span 2; }
.masonry-item--wide { grid-column: span 2; }
.masonry-bg { position: absolute; inset: 0; transition: transform 0.4s; }
.masonry-item:hover .masonry-bg { transform: scale(1.05); }
.masonry-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0.7;
  transition: opacity 0.3s;
}
.masonry-cat {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.masonry-overlay h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}
.masonry-overlay p { font-size: 0.75rem; color: var(--text-muted); font-family: var(--font-mono); }
@media (max-width: 800px) {
  .masonry-grid { grid-template-columns: repeat(2, 1fr); }
  .masonry-item--wide { grid-column: span 2; }
}
@media (max-width: 500px) {
  .masonry-grid { grid-template-columns: 1fr; }
  .masonry-item--wide, .masonry-item--tall { grid-column: span 1; grid-row: span 1; }
}

/* ---- LIGHTBOX ---- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox-close {
  position: fixed;
  top: 1.5rem; right: 2rem;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
  width: 2.5rem; height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-content {
  max-width: 700px;
  padding: 2rem;
  text-align: center;
}
.lightbox-visual {
  width: 100%;
  height: 400px;
  border-radius: 6px;
  margin-bottom: 1.5rem;
}
.lightbox-content h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
.lightbox-content p { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; }

/* ---- CONTACT ---- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 6rem;
  align-items: start;
}
.contact-detail {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}
.contact-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-detail strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.2rem;
}
.contact-detail p { color: var(--text-muted); font-size: 0.95rem; }

.contact-form-wrap { position: relative; }
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
input, select, textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  width: 100%;
  resize: vertical;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}
select option { background: var(--surface); }
input::placeholder, textarea::placeholder { color: var(--text-muted); }

.form-success {
  display: none;
  text-align: center;
  padding: 4rem 2rem;
}
.form-success.visible { display: block; }
.success-icon {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(46,204,113,0.15);
  border: 1px solid rgba(46,204,113,0.4);
  color: #2ecc71;
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}
.form-success h3 { font-family: var(--font-display); font-size: 2rem; margin-bottom: 0.5rem; }
.form-success p { color: var(--text-muted); }

@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; gap: 3rem; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---- FAQ ---- */
.faq-block { max-width: 800px; }
.faq-list { margin-top: 2rem; }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.2rem 0;
  cursor: pointer;
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}
.faq-arrow { font-size: 1.2rem; transition: transform 0.3s; color: var(--accent); }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.2s;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.faq-item.open .faq-a { max-height: 200px; padding-top: 0.8rem; }

/* ---- FOOTER ---- */
.footer {
  position: relative;
  z-index: 1;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 3rem 4rem 1.5rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 2rem;
}
.footer-brand .logo { font-size: 1.4rem; }
.footer-brand p { margin-top: 0.5rem; color: var(--text-muted); font-size: 0.85rem; }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}
@media (max-width: 700px) {
  .footer { padding: 3rem 1.5rem 1.5rem; }
}