/* ─────────────────────────────────────────
   PtitLabo.xyz — design tokens & base
   ───────────────────────────────────────── */
:root {
  --bg:          #0e0e10;
  --bg-soft:     #16161a;
  --fg:          #ece9e2;
  --fg-dim:      rgba(236, 233, 226, 0.55);
  --fg-faint:    rgba(236, 233, 226, 0.18);
  --rule:        rgba(236, 233, 226, 0.10);
  --accent:      oklch(0.74 0.13 55);
  --accent-soft: oklch(0.74 0.13 55 / 0.20);
  --filigree:      rgba(236, 233, 226, 0.10);
  --filigree-warm: oklch(0.74 0.13 55 / 0.13);
  --serif: "Instrument Serif", "Iowan Old Style", "Apple Garamond", Georgia, serif;
  --sans:  "Inter", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
  font-size: 15px;
  letter-spacing: -0.005em;
}

/* subtle radial vignette */
body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(1100px 700px at 18% 8%, rgba(255,255,255,0.035), transparent 60%),
    radial-gradient(1200px 1100px at 88% 105%, var(--accent-soft), transparent 65%);
}

/* grain overlay */
body::after {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: .5; mix-blend-mode: overlay;
}

/* ── arcane filigree backdrop ── */
.filigree {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  overflow: hidden;
  color: var(--filigree);
  font-family: var(--serif);
}
.filigree .fg-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.filigree .glyph {
  position: absolute;
  font-style: italic;
  white-space: nowrap;
  user-select: none;
  line-height: 1;
}
.filigree .mono { font-family: var(--mono); font-style: normal; letter-spacing: 0.02em; }

@keyframes drift {
  0%, 100% { transform: translate3d(0,0,0); }
  50%       { transform: translate3d(0,-6px,0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.filigree .float  { animation: drift 16s ease-in-out infinite; }
.filigree .orbit  { transform-origin: center; animation: spin 120s linear infinite; }
.filigree .orbit-r{ transform-origin: center; animation: spin 200s linear reverse infinite; }

/* ── page wrapper ── */
.page {
  position: relative; z-index: 2;
  min-height: 100vh; display: flex; flex-direction: column;
  padding: 28px clamp(28px, 5vw, 64px) 0;
}

/* ── top bar ── */
.top {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg-dim);
}
.top .dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); margin-right: 8px; vertical-align: 1px;
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: .65 } 50% { opacity: 1 } }
.top a { color: var(--fg-dim); text-decoration: none; }
.top a:hover { color: var(--fg); }

/* ── hero ── */
.hero {
  flex: 1; display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr;
  gap: clamp(20px, 3vw, 48px);
  align-items: center;
  padding: clamp(40px, 8vh, 96px) 0;
}

.vial-wrap {
  position: relative;
  width: 100%; aspect-ratio: 5/6;
  max-width: 360px;
}
.vial-wrap svg { width: 100%; height: 100%; display: block; overflow: visible; }

/* ── copy block ── */
.copy { max-width: 720px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 18px;
  display: flex; align-items: center; gap: 10px;
}
.eyebrow .line { flex: 0 0 28px; height: 1px; background: var(--fg-faint); }

.wordmark {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(64px, 11vw, 168px);
  line-height: 0.92;
  letter-spacing: -0.025em;
  margin: 4px 0 18px;
}
.wordmark .tld {
  font-style: italic;
  color: var(--accent);
  font-size: 0.32em;
  letter-spacing: -0.01em;
  vertical-align: baseline;
  margin-left: 4px;
  opacity: .95;
}

.tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 36px;
  display: flex; align-items: center; gap: 10px;
}
.tag .line { flex: 0 0 28px; height: 1px; background: var(--fg-faint); }
.tag em { font-style: normal; color: var(--fg); }

/* ── service cards ── */
.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  max-width: 720px;
}
.elem {
  position: relative;
  display: flex; flex-direction: column; justify-content: space-between;
  aspect-ratio: 1 / 1.05;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(255,255,255,0.015), rgba(0,0,0,0.10));
  color: var(--fg);
  text-decoration: none;
  overflow: hidden;
  transition: border-color .25s ease, transform .25s ease;
}
.elem::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 80% at 50% 110%, var(--accent-soft), transparent 60%);
  opacity: 0; transition: opacity .25s ease;
}
.elem:hover { border-color: var(--accent); transform: translateY(-2px); }
.elem:hover::after { opacity: .6; }
.elem:hover .sym { color: var(--accent); }
.elem .num {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .12em; color: var(--fg-dim);
}
.elem .sym {
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 54px);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 6px 0 4px;
  transition: color .25s ease;
}
.elem .name {
  font-family: var(--mono);
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg);
}
.elem .mass {
  font-family: var(--mono);
  font-size: 9.5px; letter-spacing: .06em; color: var(--fg-dim);
  margin-top: 2px;
}
.elem .corner {
  position: absolute; top: 8px; right: 10px;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .06em; color: var(--fg-dim);
}

/* ── footer ── */
.foot {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg-dim);
  padding: 22px 0 24px;
  border-top: 1px solid var(--rule);
  margin-top: 24px;
}
.foot a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--fg-faint);
  padding-bottom: 1px;
  transition: border-color .2s ease, color .2s ease;
}
.foot a:hover { color: var(--accent); border-color: var(--accent); }

/* contact trigger button — same style as footer text links */
.foot-contact {
  background: none; border: none; border-bottom: 1px solid var(--fg-faint);
  padding: 0 0 1px; cursor: pointer;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg);
  transition: border-color .2s ease, color .2s ease;
}
.foot-contact:hover { color: var(--accent); border-color: var(--accent); }

/* linkedin icon button */
.foot a.li {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0; border-bottom: 0;
  width: 30px; height: 30px; padding: 0;
  border: 1px solid var(--fg-faint); border-radius: 50%;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.foot a.li:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.foot a.li svg { display: block; }
.foot .meta { display: flex; gap: 18px; align-items: center; }
.foot .sep  { width: 3px; height: 3px; border-radius: 50%; background: var(--fg-faint); }

/* ── bubble / flask animations ── */
@keyframes rise {
  0%   { transform: translateY(0) translateX(0) scale(0.6); opacity: 0; }
  8%   { opacity: .9; }
  60%  { opacity: .85; }
  100% { transform: translateY(var(--ty,-220px)) translateX(var(--tx,0)) scale(1); opacity: 0; }
}
.bubble {
  fill: var(--accent);
  transform-origin: center;
  animation: rise var(--dur, 4.6s) ease-in var(--delay, 0s) infinite;
}

@keyframes liquidWave {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-1.2px); }
}
.liquid { animation: liquidWave 3.6s ease-in-out infinite; transform-origin: center; }

@keyframes glow {
  0%,100% { filter: drop-shadow(0 0 14px var(--accent-soft)); }
  50%     { filter: drop-shadow(0 0 28px var(--accent-soft)); }
}
.vial-glow { animation: glow 5s ease-in-out infinite; }

/* page-load fade-ups */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}
.fade1 { animation: fadeUp .9s .05s both ease-out; }
.fade2 { animation: fadeUp .9s .25s both ease-out; }
.fade3 { animation: fadeUp .9s .45s both ease-out; }
.fade4 { animation: fadeUp .9s .65s both ease-out; }
.fade5 { animation: fadeUp .9s .85s both ease-out; }

/* ─────────────────────────────────────────
   Contact modal
   ───────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(10, 10, 12, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; visibility: hidden;
  transition: opacity 0.24s ease, visibility 0.24s ease;
}
.modal-overlay.open {
  opacity: 1; visibility: visible;
}

.modal-box {
  background: var(--bg-soft);
  border: 1px solid rgba(236, 233, 226, 0.13);
  border-radius: 4px;
  padding: 2rem 2.2rem 2.2rem;
  width: 100%; max-width: 420px;
  box-shadow: 0 28px 64px rgba(0,0,0,0.6);
  transform: translateY(14px);
  transition: transform 0.24s ease;
}
.modal-overlay.open .modal-box { transform: translateY(0); }

.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}
.modal-head-title {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-dim);
}
.modal-close-btn {
  background: none; border: none; cursor: pointer;
  font-size: 1.1rem; line-height: 1;
  color: var(--fg-dim); padding: 0 0.2rem;
  transition: color 0.15s;
}
.modal-close-btn:hover { color: var(--fg); }

.modal-field { margin-bottom: 1rem; }
.modal-field label {
  display: block;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 0.4rem;
}
.modal-field input,
.modal-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.62rem 0.8rem;
  color: var(--fg);
  font-family: var(--sans); font-size: 13px;
  outline: none;
  transition: border-color 0.18s;
  -webkit-appearance: none;
}
.modal-field input:focus,
.modal-field textarea:focus { border-color: var(--accent); }
.modal-field input::placeholder,
.modal-field textarea::placeholder { color: var(--fg-faint); }
.modal-field textarea { resize: vertical; min-height: 100px; line-height: 1.55; }

.modal-submit {
  width: 100%; margin-top: 0.6rem;
  padding: 0.72rem;
  background: var(--accent); color: var(--bg);
  border: none; border-radius: 4px;
  font-family: var(--mono);
  font-size: 11px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}
.modal-submit:hover:not(:disabled) { opacity: 0.85; }
.modal-submit:active:not(:disabled) { transform: scale(0.99); }
.modal-submit:disabled { opacity: 0.38; cursor: not-allowed; }

#form-feedback {
  margin-top: 0.75rem;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  text-align: center; min-height: 1.2em;
}
#form-feedback.success { color: var(--accent); }
#form-feedback.error   { color: #d07070; }

/* ── responsive ── */
@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px 0 40px;
    justify-items: center;
    text-align: center;
  }
  .vial-wrap { max-width: 200px; }
  .copy { width: 100%; }
  .eyebrow, .tag { justify-content: center; }
  .services { grid-template-columns: repeat(2, 1fr); width: 100%; max-width: none; gap: 8px; }
  .elem { aspect-ratio: auto; min-height: 130px; padding: 12px 14px; }
  .elem .sym { font-size: 42px; }
  .foot { flex-direction: column; gap: 10px; align-items: flex-start; }
  body { overflow: auto; }
}