/* ============================================================
   Wavelength Studios — wavelengthstudio.net
   Design system: warm paper + spectrum mesh, Fraunces / Inter / Space Mono
   Sibling aesthetic to latentspacex.com, tailored to the studio.
   ============================================================ */

:root {
  --paper:      #FFFCFA;
  --paper-2:    #FBF7F4;
  --card:       #FFFFFF;
  --ink:        #16181F;
  --ink-soft:   #525A69;
  --ink-faint:  #979DA9;
  --ink-mute:   #717989;
  --line:       #ECE7E1;
  --line-soft:  rgba(22,24,31,.08);

  --violet:     #7C3AED;
  --violet-2:   #8B5CF6;
  --blue:       #0667D9;
  --blue-2:     #0382F7;
  --cyan:       #02A8D4;
  --pink:       #FF52C2;
  --amber:      #D08A11;

  --radius:     20px;
  --radius-sm:  14px;
  --shadow:     0 1px 2px rgba(22,24,31,.04), 0 18px 40px -24px rgba(22,24,31,.22);
  --shadow-sm:  0 1px 2px rgba(22,24,31,.05), 0 8px 24px -18px rgba(22,24,31,.18);
  --maxw:       1140px;

  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --serif: "Fraunces", ui-serif, Georgia, "Times New Roman", serif;
  --mono: "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.55;
  position: relative;
  overflow-x: hidden;
}

/* spectrum mesh — fixed, very subtle, behind everything */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 50% at 78% 8%,  rgba(124,58,237,.10), transparent 70%),
    radial-gradient(50% 45% at 92% 30%, rgba(255,82,194,.08), transparent 70%),
    radial-gradient(55% 50% at 8% 22%,  rgba(6,103,217,.08),  transparent 70%),
    radial-gradient(45% 40% at 12% 70%, rgba(2,168,212,.07),  transparent 70%),
    radial-gradient(50% 40% at 85% 86%, rgba(124,58,237,.07), transparent 70%);
  pointer-events: none;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ---------- typography ---------- */
.display {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -.015em;
  line-height: 1.04;
  margin: 0;
  font-optical-sizing: auto;
}
h1.display { font-size: clamp(2.6rem, 6vw, 4.3rem); }
h2.display { font-size: clamp(2rem, 4.2vw, 3.1rem); }
.display .it { font-style: italic; font-weight: 400; }
.display .grad {
  background: linear-gradient(96deg, var(--violet) 0%, var(--blue) 48%, var(--cyan) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-faint);
  display: inline-block;
}

.lede { font-size: clamp(1.05rem, 1.5vw, 1.22rem); color: var(--ink-soft); max-width: 56ch; }
.muted { color: var(--ink-soft); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-weight: 600; font-size: 14.5px;
  padding: 11px 20px; border-radius: 999px;
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn.ink { background: var(--ink); color: #fff; }
.btn.ink:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -12px rgba(22,24,31,.5); }
.btn.ghost { background: rgba(255,255,255,.6); color: var(--ink); border-color: var(--line); backdrop-filter: blur(6px); }
.btn.ghost:hover { border-color: rgba(22,24,31,.28); transform: translateY(-1px); }
.btn.lg { padding: 14px 26px; font-size: 15.5px; }

/* ---------- header ---------- */
header.site {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(140%) blur(12px);
  background: rgba(255,252,250,.72);
  border-bottom: 1px solid var(--line-soft);
}
.nav { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--ink); }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; flex: none;
  background:
    radial-gradient(120% 120% at 20% 15%, var(--pink), transparent 55%),
    radial-gradient(120% 120% at 85% 25%, var(--amber), transparent 50%),
    linear-gradient(135deg, var(--violet), var(--blue) 60%, var(--cyan));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.25), 0 4px 12px -4px rgba(124,58,237,.5);
}
.brand-tx { display: flex; flex-direction: column; line-height: 1.05; }
.brand-tx .wm { font-weight: 800; font-size: 15px; letter-spacing: .02em; }
.brand-tx .sub { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; color: var(--ink-faint); text-transform: uppercase; }
.nav-links { display: flex; gap: 24px; margin-left: 8px; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: 14.5px; font-weight: 500; transition: color .15s; }
.nav-links a:hover { color: var(--ink); }
.nav-spacer { flex: 1; }
.nav .btn { margin-left: 4px; }

/* ---------- sections ---------- */
section { padding: 92px 0; position: relative; }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head .display { margin-top: 14px; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; margin: 18px 0 0; }

/* ---------- hero ---------- */
.hero { padding: 76px 0 60px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero h1 { margin: 18px 0 0; }
.hero .lede { margin-top: 22px; }
.hero-cta { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.hero-note { font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint); margin-top: 22px; letter-spacing: .02em; }

/* hero art — pure CSS cinematic stills, no images */
.collage { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: repeat(2, 1fr); gap: 14px; aspect-ratio: 1/1; }
.still {
  border-radius: var(--radius); position: relative; overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.5);
}
.still::after { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 90% at 30% 0%, rgba(255,255,255,.28), transparent 60%); }
.still .lab {
  position: absolute; left: 12px; bottom: 11px; z-index: 2;
  font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.92); text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.s-dusk   { background: linear-gradient(160deg, #2b1a4d, #b5468a 60%, #ffae6b); grid-row: span 2; }
.s-noir   { background: linear-gradient(150deg, #0c1a2e, #1d6fa6 70%, #38d0e0); }
.s-amber  { background: linear-gradient(150deg, #6b2d12, #e0892c 60%, #ffd17a); }
.s-jade   { background: linear-gradient(150deg, #08251f, #1f8f6a 65%, #7ef0c0); }

/* ---------- marquee ---------- */
.marquee { padding: 26px 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); overflow: hidden; }
.marquee .eyebrow { display: block; text-align: center; margin-bottom: 16px; }
.track { display: flex; gap: 40px; width: max-content; animation: slide 38s linear infinite; }
.track span { font-family: var(--serif); font-style: italic; font-size: 1.5rem; color: var(--ink); white-space: nowrap; display: flex; align-items: center; gap: 40px; }
.track span::after { content: "✦"; font-style: normal; font-size: .8rem; color: var(--pink); }
.track .b { color: var(--violet); }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- card grids ---------- */
.grid { display: grid; gap: 18px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; box-shadow: var(--shadow-sm); position: relative;
  transition: transform .18s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card .chip {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  font-size: 18px; margin-bottom: 18px;
}
.card .tag { position: absolute; top: 20px; right: 20px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; color: var(--ink-faint); }
.card h3 { font-size: 1.12rem; font-weight: 600; margin: 0 0 8px; letter-spacing: -.01em; }
.card p { color: var(--ink-soft); font-size: .95rem; margin: 0; }

.chip.v { background: rgba(124,58,237,.12); color: var(--violet); }
.chip.b { background: rgba(6,103,217,.12);  color: var(--blue); }
.chip.c { background: rgba(2,168,212,.14);  color: var(--cyan); }
.chip.p { background: rgba(255,82,194,.12); color: var(--pink); }
.chip.a { background: rgba(208,138,17,.14); color: var(--amber); }
.chip.k { background: rgba(22,24,31,.06);   color: var(--ink); }

/* ---------- flagship spotlight ---------- */
.flagship {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 0;
  border: 1px solid var(--line); border-radius: 26px; overflow: hidden; box-shadow: var(--shadow); background: var(--card);
}
.flagship .body { padding: 44px 42px; }
.flagship .eyebrow { color: var(--violet); }
.flagship h3 { font-family: var(--serif); font-weight: 500; font-size: 2.1rem; margin: 14px 0 0; letter-spacing: -.01em; }
.flagship p { color: var(--ink-soft); margin: 16px 0 0; font-size: 1.02rem; }
.flagship .meta { display: flex; gap: 22px; margin: 24px 0 28px; flex-wrap: wrap; }
.flagship .meta div { display: flex; flex-direction: column; }
.flagship .meta .n { font-family: var(--mono); font-weight: 700; font-size: 1.05rem; }
.flagship .meta .l { font-size: 12px; color: var(--ink-faint); }
.flagship .art { position: relative; background: linear-gradient(155deg, #1a1030, #5a2a86 55%, #c0468f); min-height: 300px; }
.flagship .art::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(70% 50% at 70% 20%, rgba(255,209,122,.35), transparent 60%),
             radial-gradient(60% 50% at 20% 90%, rgba(56,208,224,.30), transparent 60%);
}
.flagship .art .play { position: absolute; inset: 0; display: grid; place-items: center; }
.flagship .art .play span { width: 64px; height: 64px; border-radius: 50%; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.4); display: grid; place-items: center; color: #fff; font-size: 22px; backdrop-filter: blur(4px); }
.flagship .art .cap { position: absolute; left: 22px; bottom: 20px; font-family: var(--mono); font-size: 11px; letter-spacing: .06em; color: rgba(255,255,255,.9); text-transform: uppercase; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 8px; }
.about-grid .card h3 { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); font-weight: 700; }
.about-grid .card p { margin-top: 12px; color: var(--ink); font-size: 1.0rem; }

/* ---------- CTA band ---------- */
.cta {
  margin: 0 auto; max-width: var(--maxw); border-radius: 28px;
  background: linear-gradient(150deg, #14101f 0%, #1d1838 50%, #241a44 100%);
  color: #fff; padding: 64px 56px; position: relative; overflow: hidden;
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(50% 60% at 85% 15%, rgba(124,58,237,.5), transparent 60%),
             radial-gradient(45% 55% at 12% 90%, rgba(2,168,212,.4), transparent 60%),
             radial-gradient(40% 50% at 60% 100%, rgba(255,82,194,.3), transparent 60%);
}
.cta > * { position: relative; }
.cta .eyebrow { color: rgba(255,255,255,.6); }
.cta h2 { color: #fff; margin-top: 14px; }
.cta p { color: rgba(255,255,255,.7); margin: 18px 0 28px; max-width: 52ch; }
.cta .btn.ink { background: #fff; color: var(--ink); }
.cta .btn.ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.22); }
.cta .emails { margin-top: 24px; font-family: var(--mono); font-size: 13px; color: rgba(255,255,255,.55); display: flex; gap: 20px; flex-wrap: wrap; }
.cta .emails a { color: rgba(255,255,255,.8); text-decoration: none; }

/* ---------- footer ---------- */
footer.site { padding: 64px 0 40px; border-top: 1px solid var(--line); margin-top: 30px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot-brand p { color: var(--ink-soft); font-size: .92rem; margin: 16px 0 0; max-width: 34ch; }
.foot-col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); margin: 0 0 14px; font-weight: 700; }
.foot-col a { display: block; color: var(--ink-soft); text-decoration: none; font-size: 14px; margin-bottom: 9px; transition: color .15s; }
.foot-col a:hover { color: var(--ink); }
.foot-base {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid var(--line); margin-top: 40px; padding-top: 22px;
  font-size: 13px; color: var(--ink-faint); font-family: var(--mono);
}

/* ---------- legal pages ---------- */
main.legal { max-width: 760px; margin: 0 auto; padding: 56px 28px 80px; }
main.legal .back-link { font-family: var(--mono); font-size: 13px; color: var(--ink-soft); text-decoration: none; display: inline-block; margin-bottom: 26px; }
main.legal .back-link:hover { color: var(--ink); }
main.legal h1.display { font-size: clamp(2rem, 4vw, 2.8rem); margin: 12px 0 6px; }
main.legal .updated { font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint); margin: 0 0 30px; }
main.legal h2 { font-size: 1.25rem; font-weight: 700; margin: 36px 0 10px; letter-spacing: -.01em; }
main.legal h3 { font-size: 1.02rem; font-weight: 600; margin: 22px 0 6px; }
main.legal p, main.legal li { color: var(--ink-soft); font-size: 1.0rem; }
main.legal a { color: var(--blue); }
main.legal ul { padding-left: 20px; }
main.legal li { margin-bottom: 7px; }
main.legal .callout { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--violet); border-radius: 12px; padding: 16px 20px; margin: 22px 0; }
main.legal .callout p { margin: 0; color: var(--ink); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .collage { max-width: 440px; }
  .grid.c3, .about-grid { grid-template-columns: 1fr 1fr; }
  .flagship { grid-template-columns: 1fr; }
  .flagship .art { min-height: 220px; order: -1; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 560px) {
  section { padding: 64px 0; }
  .grid.c3, .grid.c2, .about-grid, .foot-grid { grid-template-columns: 1fr; }
  .cta { padding: 44px 28px; border-radius: 22px; }
  .wrap { padding: 0 20px; }
}