/* ===================== Root & Reset ===================== */
:root {
  --bg: #07060b;
  --bg-alt: #0d0a14;
  --ink: #f3f0f7;
  --ink-dim: #b9b3c4;
  --ink-faint: #837c92;
  --pink: #ec4899;
  --magenta: #d6339a;
  --violet: #8b5cf6;
  --blue: #3b82f6;
  --cyan: #38bdf8;
  --gold: #d99a44;
  --grad: linear-gradient(90deg, var(--magenta) 0%, var(--violet) 55%, var(--blue) 100%);
  --card-bg: rgba(255,255,255,0.035);
  --card-border: rgba(255,255,255,0.09);
  --radius: 18px;
  --max-w: 1180px;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; margin: 0 0 0.5em; letter-spacing: -0.01em; }
p { margin: 0 0 1em; color: var(--ink-dim); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: var(--font-display);
  font-weight: 700;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}
.container.narrow { max-width: 760px; }

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--pink);
  margin-bottom: 1em;
}
.kicker-light { color: #ff9fd0; }

.founder-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.founder-badge img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid transparent;
  background: var(--grad);
  background-clip: padding-box;
  box-shadow: 0 0 0 2px rgba(217,51,154,0.5);
}
.founder-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.2;
}
.founder-title {
  font-size: 0.82rem;
  color: var(--ink-dim);
  line-height: 1.2;
}

.section {
  padding: 120px 0;
  position: relative;
}
.section-dark {
  background: var(--bg-alt);
}
.section-lead {
  max-width: 640px;
  font-size: 1.15rem;
  color: var(--ink-dim);
}
.section-lead.small { font-size: 1.15rem; max-width: 720px; }

h2 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); }

.disclaimer {
  font-size: 0.85rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--card-border);
  padding-top: 24px;
  margin-top: 48px;
  max-width: 760px;
}

/* ===================== Reveal animation ===================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== Buttons ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease;
}
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 8px 30px rgba(217, 51, 154, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(217, 51, 154, 0.5); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.55); }
.btn-block { width: 100%; }

/* ===================== Nav ===================== */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7,6,11,0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s ease;
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; }
.nav-logo-img { height: 44px; width: auto; display: block; }
@media (max-width: 640px) {
  .nav-logo-img { height: 36px; }
}
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 0.9rem;
  color: var(--ink-dim);
  transition: color 0.2s ease;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  padding: 9px 20px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff !important;
  font-weight: 600;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px; height: 2px; background: var(--ink); display: block; border-radius: 2px;
}

/* ===================== Hero ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; object-position: 60% center;
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(7,6,11,0.55) 0%, rgba(7,6,11,0.45) 40%, rgba(7,6,11,0.92) 100%),
    linear-gradient(90deg, rgba(7,6,11,0.9) 0%, rgba(7,6,11,0.35) 55%, rgba(7,6,11,0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: 0 28px;
  text-align: left;
  margin: 0 auto;
  margin-right: auto;
  margin-left: 6vw;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.08;
  margin-bottom: 0.4em;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--ink-dim);
  max-width: 520px;
  margin-bottom: 2em;
}
.hero-actions { display: flex; gap: 18px; flex-wrap: wrap; }

.scroll-cue {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.35);
  border-radius: 20px;
  z-index: 1;
}
.scroll-cue span {
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  background: var(--pink);
  border-radius: 2px;
  animation: scrollcue 1.8s infinite;
}
@keyframes scrollcue {
  0% { opacity: 1; top: 8px; }
  70% { opacity: 0; top: 22px; }
  100% { opacity: 0; top: 22px; }
}

/* ===================== Split section (Vision) ===================== */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.split-media img { border-radius: var(--radius); box-shadow: 0 30px 60px rgba(0,0,0,0.5); }
.stat-line {
  margin-top: 1.6em;
  padding-top: 1.4em;
  border-top: 1px solid var(--card-border);
  color: var(--ink);
}
.stat-line strong {
  font-family: var(--font-display);
  font-size: 1.4rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pullquote {
  max-width: 800px;
  margin: 90px auto 0;
  padding: 0 28px;
  text-align: center;
}
.pullquote blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  line-height: 1.4;
}

/* ===================== Pillars ===================== */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin-top: 56px;
}
.pillar-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px 26px;
}
.pillar-icon { width: 44px; height: 44px; margin-bottom: 22px; }
.pillar-icon svg { width: 100%; height: 100%; }
.pillar-card h3 { font-size: 1.1rem; margin-bottom: 0.6em; }
.pillar-card p { font-size: 0.92rem; margin: 0; }

/* ===================== Research ===================== */
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 50px auto 40px;
}
.research-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 30px 32px;
}
.research-card h3 { font-size: 1.15rem; margin-bottom: 0.9em; }
.hot-tips { margin: 0 0 1.2em; padding-left: 1.1em; }
.hot-tips li { color: var(--ink-dim); font-size: 0.94rem; margin-bottom: 0.7em; line-height: 1.55; }
.sources { display: flex; flex-direction: column; gap: 6px; padding-top: 14px; border-top: 1px solid var(--card-border); }
.sources a {
  font-size: 0.82rem;
  color: var(--pink);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.sources a:hover { color: #ff9fd0; }
.source-text { font-size: 0.82rem; color: var(--ink-faint); font-style: italic; }

/* ===================== Vessel ===================== */
.vessel-hero { width: 100%; height: clamp(320px, 44vw, 640px); overflow: hidden; margin-bottom: 70px; }
.vessel-hero img { width: 100%; height: 100%; object-fit: cover; }
#vessel h2 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); }
#vessel .tm { font-size: 0.5em; vertical-align: super; opacity: 0.7; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin: 56px 0 64px;
}
.feature {
  border-left: 2px solid;
  border-image: var(--grad) 1;
  padding: 4px 0 4px 22px;
}
.feature h4 { font-size: 1.05rem; margin-bottom: 0.4em; }
.feature p { font-size: 0.92rem; margin: 0; }

.vessel-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 46px;
}
.vessel-gallery img { border-radius: var(--radius); width: 100%; height: 340px; object-fit: cover; }
.vessel-gallery-3 { grid-template-columns: repeat(3, 1fr); }
.vessel-gallery-3 img { height: 260px; }

.spec-sheet {
  margin: 0 0 46px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-border);
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}
.spec-sheet img { width: 100%; display: block; }

.cta-block {
  margin-top: 50px;
  padding: 40px;
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(217,51,154,0.14), rgba(59,130,246,0.10));
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-note { color: var(--ink-faint); font-size: 0.9rem; }

/* ===================== Timeline ===================== */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin: 56px auto 70px;
}
.timeline-item {
  position: relative;
  padding-top: 10px;
  border-top: 2px solid rgba(255,255,255,0.12);
}
.timeline-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}
.timeline-item h4 { font-size: 1.05rem; }
.timeline-item p { font-size: 0.92rem; }
.timeline-min {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.78rem;
  color: var(--ink-faint);
  white-space: nowrap;
}

.prep-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin: 0 auto 60px;
  max-width: var(--max-w);
}
.prep-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 26px 30px;
}
.prep-card h4 { font-size: 1rem; margin-bottom: 0.5em; color: var(--pink); }
.prep-card p { font-size: 0.92rem; margin: 0; }

/* ===================== FAQ ===================== */
.faq { max-width: 800px; margin-top: 70px; }
.faq-heading { font-size: 1.4rem; margin-bottom: 0.8em; }
.faq-item {
  border-bottom: 1px solid var(--card-border);
  padding: 18px 0;
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  color: var(--ink);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--pink);
  margin-left: 20px;
  transition: transform 0.25s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  margin: 14px 0 0;
  font-size: 0.94rem;
  color: var(--ink-dim);
}

.experience-media {
  max-width: var(--max-w);
  margin: 0 auto 60px;
  padding: 0 28px;
}
.experience-media img { width: 100%; height: clamp(240px, 33vw, 480px); object-fit: cover; border-radius: var(--radius); }

.quotes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 20px;
}
.quote-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
}
.quote-card p {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
  margin: 0;
  font-style: italic;
}

/* ===================== Lab Gallery ===================== */
.lab-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
  gap: 14px;
  margin: 56px auto;
  padding: 0 28px;
  max-width: var(--max-w);
}
.lab-gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: 10px; }

/* ===================== Future / Roadmap ===================== */
.future-banner {
  width: 100%;
  height: clamp(260px, 32vw, 460px);
  overflow: hidden;
  margin-bottom: 70px;
}
.future-banner img { width: 100%; height: 100%; object-fit: cover; }

.future-split {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 50px;
  align-items: start;
  margin-top: 50px;
}
.future-concept img {
  border-radius: var(--radius);
  width: 100%;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}
.future-concept { margin: 0; }
.future-concept figcaption {
  margin-top: 14px;
  font-size: 0.88rem;
  color: var(--ink-faint);
  text-align: center;
  font-style: italic;
}

.roadmap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 40px;
}
.roadmap-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 1.02rem;
  color: var(--ink);
}
.dot {
  width: 9px; height: 9px; min-width: 9px;
  border-radius: 50%;
  background: var(--grad);
}

/* ===================== Connect ===================== */
.connect-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 56px auto 40px;
}
.connect-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.connect-card h3 { font-size: 1.2rem; }
.connect-card p { font-size: 0.92rem; }
.form { display: flex; flex-direction: column; gap: 12px; margin-top: auto; }
.form input, .form textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.92rem;
  resize: vertical;
}
.form input::placeholder, .form textarea::placeholder { color: var(--ink-faint); }
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--violet);
}

.form-fallback {
  text-align: center;
  color: var(--ink-faint);
  font-size: 0.92rem;
}
.form-fallback a { color: var(--pink); text-decoration: underline; }

/* ===================== Footer ===================== */
.site-footer {
  padding: 60px 0 40px;
  text-align: center;
  border-top: 1px solid var(--card-border);
}
.footer-logo-img { height: 34px; width: auto; margin-bottom: 14px; }
.footer-tag { color: var(--ink-faint); font-size: 0.9rem; }
.footer-copy { color: var(--ink-faint); font-size: 0.8rem; margin: 0; }

/* ===================== Responsive ===================== */
@media (max-width: 980px) {
  .split { grid-template-columns: 1fr; }
  .split-media { order: -1; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .quotes { grid-template-columns: 1fr; }
  .connect-grid { grid-template-columns: 1fr; }
  .roadmap { grid-template-columns: 1fr; }
  .vessel-gallery, .vessel-gallery-3 { grid-template-columns: 1fr; }
  .future-split { grid-template-columns: 1fr; }
  .future-split .roadmap { order: 2; }
  .future-split .future-concept { order: 1; }
  .research-grid { grid-template-columns: 1fr; }
  .prep-grid { grid-template-columns: 1fr; }
  .lab-gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 190px; }
}

@media (max-width: 760px) {
  .nav-links {
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: #0b0810;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 28px 32px;
    gap: 18px;
    transform: translateY(-130%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid var(--card-border);
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
  }
  .nav-links.is-open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .hero-content { margin-left: auto; text-align: left; }
  .hero-bg img { object-position: 30% 32%; }
  .hero-scrim {
    background:
      linear-gradient(180deg, rgba(7,6,11,0.4) 0%, rgba(7,6,11,0.32) 40%, rgba(7,6,11,0.7) 100%),
      linear-gradient(90deg, rgba(7,6,11,0.55) 0%, rgba(7,6,11,0.25) 55%, rgba(7,6,11,0.35) 100%);
  }
  .section { padding: 80px 0; }
  .pillars { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
}