/* === VitaCosmica — поиски жизни во Вселенной === */

:root {
    --bg-0: #05060d;
    --bg-1: #0a0c1a;
    --bg-2: #11142a;
    --ink: #e8ebf5;
    --ink-dim: #9ba3b8;
    --ink-faint: #5a6178;
    --line: rgba(255,255,255,0.08);
    --line-strong: rgba(255,255,255,0.14);
    --accent: #7ce5ff;      /* холодный циан — наука, экзопланеты */
    --warm: #ff8a5b;        /* тёплый — жизнь, биосигнатуры */
    --violet: #a486ff;
    --green: #6fe3a7;
    --red: #ff6b7a;
    --maxw: 1240px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
    background: var(--bg-0);
    color: var(--ink);
    font-family: 'Geist', system-ui, -apple-system, sans-serif;
    font-weight: 400;
    line-height: 1.55;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* === Звёздный фон === */
.stars-bg {
    position: fixed; inset: 0; z-index: -2;
    background:
      radial-gradient(ellipse at 20% -10%, rgba(124,229,255,0.08), transparent 50%),
      radial-gradient(ellipse at 80% 110%, rgba(164,134,255,0.10), transparent 50%),
      var(--bg-0);
    overflow: hidden;
}

.stars {
    position: absolute; inset: 0;
    background-image:
      radial-gradient(1px 1px at 20% 30%, white, transparent),
      radial-gradient(1px 1px at 60% 70%, white, transparent),
      radial-gradient(2px 2px at 40% 80%, white, transparent),
      radial-gradient(1px 1px at 85% 20%, rgba(255,255,255,0.7), transparent),
      radial-gradient(1px 1px at 90% 60%, rgba(255,255,255,0.5), transparent),
      radial-gradient(1px 1px at 10% 90%, white, transparent),
      radial-gradient(1px 1px at 70% 10%, rgba(124,229,255,0.6), transparent),
      radial-gradient(1.5px 1.5px at 33% 47%, rgba(255,255,255,0.8), transparent),
      radial-gradient(1px 1px at 55% 25%, rgba(255,255,255,0.6), transparent);
    background-size: 800px 800px;
    background-repeat: repeat;
}
.stars-1 { opacity: 0.9; animation: drift 280s linear infinite; }
.stars-2 { background-size: 1200px 1200px; opacity: 0.55; animation: drift 420s linear infinite reverse; }
.stars-3 {
    background-size: 1800px 1800px; opacity: 0.35;
    animation: drift 600s linear infinite, twinkle 4s ease-in-out infinite;
}
@keyframes drift {
    from { transform: translate(0,0); }
    to   { transform: translate(-800px,-400px); }
}
@keyframes twinkle {
    0%,100% { opacity: 0.35; } 50% { opacity: 0.55; }
}

.nebula {
    position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.6;
}
.nebula-1 {
    top: -120px; left: -100px; width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(124,229,255,0.25), transparent 70%);
    animation: float-slow 30s ease-in-out infinite;
}
.nebula-2 {
    bottom: -200px; right: -150px; width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(164,134,255,0.22), transparent 70%);
    animation: float-slow 40s ease-in-out infinite reverse;
}
@keyframes float-slow {
    0%,100% { transform: translate(0,0) scale(1); }
    50%     { transform: translate(40px,-30px) scale(1.1); }
}

/* === Header === */
.site-header {
    position: sticky; top: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 32px;
    background: rgba(5,6,13,0.7);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-bottom: 1px solid var(--line);
}
.logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--ink);
    font-family: 'Instrument Serif', serif;
    font-size: 22px; letter-spacing: 0.5px;
}
.logo-mark {
    display: inline-grid; place-items: center;
    width: 32px; height: 32px; border-radius: 50%;
    border: 1.5px solid var(--accent);
    color: var(--accent);
    font-size: 18px;
    box-shadow: 0 0 20px rgba(124,229,255,0.4), inset 0 0 12px rgba(124,229,255,0.2);
    animation: pulse 3s ease-in-out infinite;
}
@keyframes pulse {
    0%,100% { box-shadow: 0 0 20px rgba(124,229,255,0.4), inset 0 0 12px rgba(124,229,255,0.2); }
    50%     { box-shadow: 0 0 32px rgba(124,229,255,0.7), inset 0 0 16px rgba(124,229,255,0.35); }
}
.logo-text em { font-style: italic; color: var(--accent); font-weight: 400; }

.nav { display: flex; gap: 4px; }
.nav a {
    color: var(--ink-dim);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 14px; font-weight: 500;
    transition: all 0.25s ease;
    position: relative;
}
.nav a:hover { color: var(--ink); background: rgba(255,255,255,0.05); }
.nav a.active {
    color: var(--accent);
    background: rgba(124,229,255,0.08);
    box-shadow: inset 0 0 0 1px rgba(124,229,255,0.25);
}

/* === Main === */
.main { padding: 0 32px; }
.container { max-width: var(--maxw); margin: 0 auto; }

/* === Hero === */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
}
.hero-eyebrow {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 6px 14px;
    border: 1px solid rgba(124,229,255,0.3);
    border-radius: 100px;
    background: rgba(124,229,255,0.05);
    margin-bottom: 32px;
    animation: fadeUp 0.8s ease;
}
.hero h1 {
    font-family: 'Instrument Serif', serif;
    font-size: clamp(40px, 6.5vw, 88px);
    font-weight: 400;
    line-height: 1.05;
    margin: 0 0 24px;
    letter-spacing: -0.02em;
    animation: fadeUp 1s ease;
}
.hero h1 em {
    font-style: italic;
    background: linear-gradient(135deg, var(--accent) 0%, var(--violet) 60%, var(--warm) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-lead {
    max-width: 640px;
    margin: 0 auto 40px;
    font-size: 18px;
    color: var(--ink-dim);
    animation: fadeUp 1.2s ease;
}
.hero-cta {
    display: inline-flex; gap: 12px;
    animation: fadeUp 1.4s ease;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 22px;
    border-radius: 100px;
    border: 1px solid var(--line-strong);
    background: rgba(255,255,255,0.04);
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.25s ease;
    cursor: pointer;
}
.btn:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--violet));
    color: #0a0c1a;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 8px 24px rgba(124,229,255,0.25);
}
.btn-primary:hover {
    box-shadow: 0 12px 32px rgba(124,229,255,0.4);
    transform: translateY(-2px);
}

/* === Stats strip === */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    margin: 40px auto 80px;
    max-width: 1100px;
}
.stat {
    background: rgba(10,12,26,0.85);
    padding: 28px 24px;
    text-align: left;
    backdrop-filter: blur(10px);
}
.stat-num {
    font-family: 'Instrument Serif', serif;
    font-size: 42px;
    line-height: 1;
    background: linear-gradient(135deg, var(--ink), var(--accent));
    -webkit-background-clip: text; background-clip: text; color: transparent;
    margin-bottom: 6px;
}
.stat-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-faint);
}

/* === Section === */
section.block { padding: 60px 0; }
.block-head { margin-bottom: 40px; }
.block-eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}
.block-head h2 {
    font-family: 'Instrument Serif', serif;
    font-size: clamp(32px, 4.5vw, 56px);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 12px;
    letter-spacing: -0.01em;
}
.block-head p {
    color: var(--ink-dim);
    max-width: 640px;
    font-size: 16px;
    margin: 0;
}

/* === Timeline (status of search) === */
.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}
.timeline-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.timeline-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0; transition: opacity 0.3s;
}
.timeline-card:hover {
    transform: translateY(-4px);
    border-color: rgba(124,229,255,0.25);
}
.timeline-card:hover::before { opacity: 1; }

.tl-stage {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 16px;
    display: flex; align-items: center; gap: 10px;
}
.tl-stage::before {
    content: '';
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent);
}
.tl-card h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 26px; font-weight: 400; margin: 0 0 12px;
}
.timeline-card h3 { font-family: 'Instrument Serif', serif; font-size: 24px; font-weight: 400; margin: 0 0 12px; }
.timeline-card p { color: var(--ink-dim); font-size: 14px; margin: 0; }

/* === Featured candidates === */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

/* === Catalog === */
.filter-bar {
    background: rgba(10,12,26,0.6);
    backdrop-filter: blur(12px);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 32px;
    display: grid;
    grid-template-columns: 1fr auto auto auto auto;
    gap: 12px;
    align-items: center;
}
.filter-bar input[type=text],
.filter-bar select {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line-strong);
    color: var(--ink);
    padding: 10px 14px;
    border-radius: 10px;
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}
.filter-bar input[type=text]:focus,
.filter-bar select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124,229,255,0.12);
}
.filter-bar input[type=text] { width: 100%; }
.filter-bar label.chk {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--ink-dim); font-size: 13px; cursor: pointer;
    user-select: none;
}
.filter-bar label.chk input { accent-color: var(--accent); }

@media (max-width: 760px) {
    .filter-bar { grid-template-columns: 1fr; }
}

.results-meta {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 16px;
    color: var(--ink-faint);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.candidate {
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}
.candidate::after {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(124,229,255,0.06), transparent 50%);
    opacity: 0; transition: opacity 0.3s;
    pointer-events: none;
}
.candidate:hover {
    transform: translateY(-3px);
    border-color: rgba(124,229,255,0.3);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}
.candidate:hover::after { opacity: 1; }

.candidate-head {
    display: flex; justify-content: space-between; align-items: flex-start;
    gap: 12px; margin-bottom: 16px;
}
.candidate h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 24px;
    font-weight: 400;
    margin: 0;
    line-height: 1.1;
}
.cand-type {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-faint);
    padding: 4px 10px;
    border: 1px solid var(--line-strong);
    border-radius: 100px;
    white-space: nowrap;
}
.cand-host {
    color: var(--ink-dim); font-size: 13px;
    margin-bottom: 16px;
    font-family: 'JetBrains Mono', monospace;
}

.cand-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 16px;
    margin-bottom: 16px;
}
.cand-stat {
    display: flex; justify-content: space-between;
    font-size: 12px;
    border-bottom: 1px dashed var(--line);
    padding-bottom: 6px;
}
.cand-stat-label { color: var(--ink-faint); font-family: 'JetBrains Mono', monospace; }
.cand-stat-val { color: var(--ink); font-family: 'JetBrains Mono', monospace; }

.cand-desc { font-size: 14px; color: var(--ink-dim); margin: 0 0 16px; }

.cand-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 100px;
    border: 1px solid currentColor;
}
.badge-hz { color: var(--green); background: rgba(111,227,167,0.08); }
.badge-bio { color: var(--warm); background: rgba(255,138,91,0.08); }
.badge-priority { color: var(--violet); background: rgba(164,134,255,0.10); }
.badge-disputed { color: var(--red); background: rgba(255,107,122,0.08); }

.hi-bar {
    height: 4px;
    background: rgba(255,255,255,0.05);
    border-radius: 2px;
    margin: 14px 0 6px;
    overflow: hidden;
    position: relative;
}
.hi-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--violet), var(--accent), var(--green));
    border-radius: 2px;
    transition: width 0.8s ease;
}
.hi-label {
    display: flex; justify-content: space-between;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--ink-faint);
    letter-spacing: 0.1em;
}

/* === Research feed === */
.research-list {
    display: flex; flex-direction: column; gap: 16px;
}
.research-item {
    background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 24px 28px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: start;
    transition: all 0.25s ease;
}
.research-item:hover {
    border-color: rgba(124,229,255,0.25);
    transform: translateX(4px);
}
.research-date {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
    font-size: 14px;
    letter-spacing: 0.05em;
    min-width: 80px;
    border-right: 1px solid var(--line);
    padding-right: 24px;
}
.research-date .yr {
    font-family: 'Instrument Serif', serif;
    font-size: 32px;
    color: var(--ink);
    display: block;
    line-height: 1;
}
.research-body h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 22px;
    font-weight: 400;
    margin: 0 0 8px;
    line-height: 1.2;
}
.research-meta {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 12px;
    display: flex; gap: 16px; flex-wrap: wrap;
}
.research-meta span { display: inline-flex; align-items: center; gap: 6px; }
.research-meta .inst { color: var(--accent); }
.research-finding { color: var(--ink); font-size: 14px; margin: 0 0 10px; }
.research-summary { color: var(--ink-dim); font-size: 13px; margin: 0; }
.sig-tag {
    align-self: start;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    padding: 4px 10px;
    border-radius: 100px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}
.sig-landmark { background: linear-gradient(135deg, var(--warm), var(--violet)); color: #0a0c1a; font-weight: 600; }
.sig-high     { background: rgba(124,229,255,0.12); color: var(--accent); border: 1px solid rgba(124,229,255,0.3); }
.sig-medium   { background: rgba(255,255,255,0.05); color: var(--ink-dim); border: 1px solid var(--line); }
.sig-low      { background: rgba(255,255,255,0.03); color: var(--ink-faint); border: 1px solid var(--line); }

@media (max-width: 720px) {
    .research-item { grid-template-columns: 1fr; gap: 12px; }
    .research-date { border-right: none; border-bottom: 1px solid var(--line); padding: 0 0 12px; }
}

/* === Missions === */
.missions-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.mission {
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}
.mission:hover { transform: translateY(-3px); border-color: rgba(164,134,255,0.3); }
.mission-status {
    position: absolute; top: 16px; right: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 100px;
}
.ms-active   { background: rgba(111,227,167,0.10); color: var(--green); border: 1px solid rgba(111,227,167,0.3); }
.ms-planned  { background: rgba(164,134,255,0.10); color: var(--violet); border: 1px solid rgba(164,134,255,0.3); }
.ms-completed { background: rgba(255,255,255,0.04); color: var(--ink-faint); border: 1px solid var(--line); }

.mission h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 26px; font-weight: 400; margin: 0 0 6px;
    padding-right: 100px;
}
.mission-agency {
    font-family: 'JetBrains Mono', monospace;
    color: var(--ink-faint); font-size: 11px;
    letter-spacing: 0.15em; text-transform: uppercase;
    margin-bottom: 14px;
}
.mission-target {
    font-size: 13px; color: var(--ink-dim);
    margin-bottom: 10px;
    padding-bottom: 10px; border-bottom: 1px dashed var(--line);
}
.mission-target strong { color: var(--ink); }
.mission p { font-size: 14px; color: var(--ink-dim); margin: 0; }
.mission-dates {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    margin-top: 12px;
}

/* === Footer === */
.site-footer {
    margin-top: 100px;
    padding: 32px;
    border-top: 1px solid var(--line);
    background: rgba(5,6,13,0.8);
}
.footer-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    font-size: 13px;
    color: var(--ink-dim);
}
.footer-meta { color: var(--ink-faint); font-size: 12px; }

@media (max-width: 720px) {
    .site-header { padding: 14px 16px; }
    .main { padding: 0 16px; }
    .stats { grid-template-columns: repeat(2, 1fr); }
    .hero { padding: 60px 0 50px; }
    .nav a { padding: 6px 10px; font-size: 13px; }
    .footer-inner { flex-direction: column; text-align: center; }
}

/* === Single candidate page === */
.cand-detail {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: start;
    margin-top: 20px;
}
@media (max-width: 860px) { .cand-detail { grid-template-columns: 1fr; } }

.cand-img {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--line);
    aspect-ratio: 16 / 11;
    background: radial-gradient(circle at 30% 30%, var(--bg-2), var(--bg-0));
    position: relative;
}
.cand-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cand-img.placeholder {
    display: grid; place-items: center;
}
.cand-img.placeholder::before {
    content: '';
    width: 200px; height: 200px; border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, var(--accent), var(--violet) 60%, var(--bg-0));
    box-shadow: 0 0 80px rgba(124,229,255,0.3);
}

.cand-table {
    width: 100%;
    border-collapse: collapse;
}
.cand-table th, .cand-table td {
    text-align: left;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
}
.cand-table th {
    color: var(--ink-faint);
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 500;
    width: 40%;
}
.cand-table td {
    color: var(--ink);
    font-family: 'JetBrains Mono', monospace;
}

.back-link {
    color: var(--ink-dim);
    text-decoration: none;
    font-size: 13px;
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    display: inline-flex; align-items: center; gap: 8px;
    margin-bottom: 24px;
    transition: color 0.2s;
}
.back-link:hover { color: var(--accent); }

.cand-bio-card {
    margin-top: 24px;
    padding: 20px;
    border: 1px solid rgba(255,138,91,0.25);
    background: rgba(255,138,91,0.05);
    border-radius: 16px;
}
.cand-bio-card h4 {
    margin: 0 0 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--warm);
}
.cand-bio-card p { margin: 0; font-size: 14px; color: var(--ink); }

/* === Empty state === */
.empty {
    text-align: center;
    padding: 80px 20px;
    color: var(--ink-faint);
    font-size: 15px;
}