/* ─────────────────────────────────────────────────────────────
   LoveIt Labs — landing page
   warm off-black + bone + love-pink, with optional palette swaps
   ───────────────────────────────────────────────────────────── */

:root {
  --bg:        #0a0a0d;
  --bg-soft:   #131319;
  --fg:        #f5f1ea;
  --muted:     #8e8a85;
  --line:      rgba(245, 241, 234, 0.12);
  --line-soft: rgba(245, 241, 234, 0.06);
  --accent:    #ff5577;
  --accent-2:  #ffd166;     /* warm sun */
  --accent-3:  #6ee7a7;     /* lab green */

  --font-display: "Instrument Serif", "Times New Roman", Georgia, serif;
  --font-sans:    "Helvetica Neue", Helvetica, "Arial", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --container: 1320px;
  --gutter: clamp(20px, 4vw, 64px);
}

/* light mode swap, controlled via Tweaks */
html[data-mode="light"] {
  --bg:        #f3efe7;
  --bg-soft:   #ece7dc;
  --fg:        #16161a;
  --muted:     #6a665f;
  --line:      rgba(22, 22, 26, 0.14);
  --line-soft: rgba(22, 22, 26, 0.06);
}

/* accent palette swaps */
html[data-accent="sun"]   { --accent: #ffb84d; }
html[data-accent="lab"]   { --accent: #6ee7a7; }
html[data-accent="cool"]  { --accent: #6aa8ff; }

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  cursor: none; /* replaced with custom cursor blob */
}

/* subtle film grain everywhere */
body::before {
  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='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.35'/></svg>");
  opacity: 0.06;
  mix-blend-mode: overlay;
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--accent); color: var(--bg); }

/* ─── cursor blob ──────────────────────────────────────────── */
.cursor-blob {
  position: fixed;
  top: 0; left: 0;
  width: 24px; height: 24px;
  border-radius: 999px;
  background: var(--accent);
  mix-blend-mode: difference;
  pointer-events: none;
  z-index: 9000;
  transform: translate(-50%, -50%);
  transition: width 0.25s cubic-bezier(.2,.8,.2,1), height 0.25s cubic-bezier(.2,.8,.2,1), opacity 0.2s;
  filter: blur(0.5px);
}
.cursor-blob.hover {
  width: 64px;
  height: 64px;
  opacity: 0.85;
}
@media (hover: none) {
  body { cursor: auto; }
  .cursor-blob { display: none; }
}

/* ─── nav ──────────────────────────────────────────────────── */
nav.top {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  background: linear-gradient(to bottom, color-mix(in oklab, var(--bg) 92%, transparent), transparent);
  backdrop-filter: blur(8px);
}
nav.top .brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
}
nav.top .brand .heart {
  display: inline-block;
  width: 14px; height: 14px;
  background: var(--accent);
  clip-path: path("M7 13 L1.5 7.5 A3.5 3.5 0 0 1 7 3 A3.5 3.5 0 0 1 12.5 7.5 Z");
  animation: heartbeat 1.6s ease-in-out infinite;
  transform-origin: center;
}
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  18%      { transform: scale(1.25); }
  30%      { transform: scale(1); }
  45%      { transform: scale(1.18); }
  60%      { transform: scale(1); }
}

nav.top .nav-right {
  display: flex;
  align-items: center;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
nav.top .lab-time { font-variant-numeric: tabular-nums; }

details.services { position: relative; user-select: none; }
details.services > summary {
  list-style: none;
  cursor: none;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--fg);
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: border-color .15s, background .15s, color .15s;
  background: color-mix(in oklab, var(--fg) 4%, transparent);
}
details.services > summary::-webkit-details-marker { display: none; }
details.services > summary:hover { border-color: var(--accent); color: var(--accent); }
details.services > summary::after { content: " ▾"; margin-left: 6px; }
details.services[open] > summary::after { content: " ▴"; color: var(--accent); }
details.services ul {
  list-style: none;
  margin: 8px 0 0;
  padding: 6px;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 220px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}
details.services a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--fg);
  border-radius: 8px;
  text-transform: none;
  letter-spacing: 0;
}
details.services a:hover { background: color-mix(in oklab, var(--accent) 18%, transparent); color: var(--accent); }
details.services a .arrow { font-family: var(--font-mono); color: var(--muted); font-size: 12px; }
details.services a:hover .arrow { color: var(--accent); }

/* ─── reusable section bits ─────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-tag::before {
  content: "";
  width: 24px; height: 1px; background: var(--accent);
}

.section-head {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 6.5vw, 88px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 16px 0 56px;
  text-wrap: balance;
}
.section-head .alt { font-style: normal; font-family: var(--font-sans); font-weight: 500; }

/* ─── hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px var(--gutter) 80px;
  overflow: hidden;
}
.hero .lab-log {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero .lab-log .dot {
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--accent-3);
  box-shadow: 0 0 0 0 var(--accent-3);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent-3) 60%, transparent); }
  70%  { box-shadow: 0 0 0 16px color-mix(in oklab, var(--accent-3) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent-3) 0%, transparent); }
}

.hero h1 {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(56px, 11vw, 184px);
  line-height: 0.88;
  letter-spacing: -0.04em;
  margin: 0;
  max-width: 16ch;
  text-wrap: balance;
}
.hero h1 .rotator {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.hero h1 .rotator .punct {
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 500;
  color: var(--fg);
}
.hero h1 .rotator span {
  display: inline-block;
  will-change: transform, opacity, filter;
}
.hero h1 .rotator span.exit {
  transform: translateY(-0.25em);
  opacity: 0;
  filter: blur(6px);
  transition: transform .4s cubic-bezier(.6,0,.4,1), opacity .35s ease-out, filter .35s;
}
.hero h1 .rotator span.enter {
  transform: translateY(0.25em);
  opacity: 0;
  filter: blur(6px);
  transition: none;
}
.hero h1 .rotator span.entered {
  transform: translateY(0);
  opacity: 1;
  filter: blur(0);
  transition: transform .5s cubic-bezier(.2,.8,.2,1), opacity .4s ease-out, filter .4s;
}
.hero h1 .underline {
  display: inline-block;
  position: relative;
  white-space: nowrap;
}
.hero h1 .underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.08em;
  height: 0.06em;
  background: var(--accent);
  transform-origin: left;
  animation: underline-draw 1.8s cubic-bezier(.2,.8,.2,1) 0.4s both;
}
@keyframes underline-draw {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

.hero-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 64px;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-foot .blurb {
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.5;
  color: var(--muted);
  max-width: 38ch;
}
.hero-foot .blurb strong { color: var(--fg); font-weight: 500; }

.hero-foot .ecg {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-foot .ecg svg { display: block; }
.hero-foot .ecg .bpm { color: var(--accent); }

.hero .scroll-hint {
  position: absolute;
  right: var(--gutter);
  bottom: 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero .scroll-hint::after {
  content: "";
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--muted), transparent);
}

/* ─── marquee ──────────────────────────────────────────────── */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 24px 0;
  background: var(--bg);
  position: relative;
}
.marquee .track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: scroll-x 38s linear infinite;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: -0.02em;
  line-height: 1;
  white-space: nowrap;
}
.marquee .track span.sep {
  color: var(--accent);
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 500;
}
.marquee .track span.alt {
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.6em;
  letter-spacing: 0.04em;
  align-self: center;
  color: var(--muted);
}
@keyframes scroll-x {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
html[data-motion="calm"] .marquee .track { animation-duration: 80s; }
html[data-motion="chaos"] .marquee .track { animation-duration: 18s; }

/* ─── labs section ─────────────────────────────────────────── */
.labs {
  padding: 140px 0 100px;
  position: relative;
}
.labs .head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  flex-wrap: wrap;
}
.labs .head-row .right {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
}
.labs .head-row .right .count { color: var(--fg); font-size: 28px; display: block; font-family: var(--font-display); font-style: italic; letter-spacing: -0.02em; margin-bottom: 2px; }

.lab-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.lab-card {
  position: relative;
  grid-column: span 6;
  min-height: 460px;
  border-radius: 22px;
  padding: 28px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  transition: transform .4s cubic-bezier(.2,.8,.2,1), border-color .3s;
  cursor: none;
}
.lab-card:hover { transform: translateY(-6px); border-color: color-mix(in oklab, var(--accent) 70%, transparent); }
.lab-card.next { grid-column: span 12; min-height: 280px; }

.lab-card .lab-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}
.lab-card .lab-head .name {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 56px;
  line-height: 0.95;
  letter-spacing: -0.02em;
}
.lab-card .lab-head .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
  line-height: 1.5;
}
.lab-card .lab-head .meta .status {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--fg);
}
.lab-card .lab-head .meta .status::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px; background: var(--accent-3);
}
.lab-card.status-beta .lab-head .meta .status::before { background: var(--accent-2); }
.lab-card.status-scheming .lab-head .meta .status::before { background: var(--accent); }

.lab-card .lab-art {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
  pointer-events: none;
}
.lab-card .lab-body {
  font-size: 18px;
  line-height: 1.5;
  max-width: 32ch;
  color: var(--muted);
}
.lab-card .lab-body strong { color: var(--fg); font-weight: 500; }

.lab-card .lab-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.lab-card .lab-foot .visit {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 15px;
  color: var(--fg);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: background .25s, color .25s, border-color .25s;
  cursor: none;
}
.lab-card .lab-foot .visit:hover { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.lab-card .lab-foot .visit .arr { transition: transform .25s; }
.lab-card .lab-foot .visit:hover .arr { transform: translateX(4px); }
.lab-card .lab-foot .url {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* per-card colour wash */
.lab-card.padel { background: linear-gradient(135deg, color-mix(in oklab, var(--accent-3) 14%, var(--bg-soft)) 0%, var(--bg-soft) 60%); }
.lab-card.spotted { background: linear-gradient(225deg, color-mix(in oklab, var(--accent) 14%, var(--bg-soft)) 0%, var(--bg-soft) 60%); }
.lab-card.next { background: linear-gradient(180deg, var(--bg-soft) 0%, color-mix(in oklab, var(--accent-2) 10%, var(--bg-soft)) 100%); }

.lab-card.next .lab-head .name { font-size: clamp(40px, 5vw, 64px); }
.lab-card.next .lab-body { font-size: clamp(18px, 2vw, 26px); color: var(--fg); font-family: var(--font-display); font-style: italic; line-height: 1.2; max-width: 28ch; }

/* lab-card art placeholders */
.lab-art.padel-art {
  background:
    repeating-linear-gradient(45deg, transparent 0 24px, color-mix(in oklab, var(--accent-3) 22%, transparent) 24px 25px),
    radial-gradient(circle at 80% 80%, color-mix(in oklab, var(--accent-3) 30%, transparent) 0%, transparent 50%);
}
.lab-art.spotted-art {
  background:
    radial-gradient(circle at 70% 30%, color-mix(in oklab, var(--accent) 26%, transparent) 0%, transparent 30%),
    radial-gradient(circle at 20% 70%, color-mix(in oklab, var(--accent-2) 18%, transparent) 0%, transparent 25%),
    radial-gradient(circle at 50% 50%, color-mix(in oklab, var(--accent-3) 14%, transparent) 0%, transparent 40%);
}

/* ─── principles ───────────────────────────────────────────── */
.principles {
  padding: 120px 0;
  border-top: 1px solid var(--line);
}
.principles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin-top: 32px;
  border-top: 1px solid var(--line);
}
.principle {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 36px 32px 36px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding .35s cubic-bezier(.2,.8,.2,1), background .35s;
}
.principle:nth-child(odd)  { border-right: 1px solid var(--line); padding-right: 48px; }
.principle:nth-child(even) { padding-left: 48px; }
.principle:hover { background: color-mix(in oklab, var(--accent) 6%, transparent); }
.principle .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.08em;
  flex-shrink: 0;
  padding-top: 6px;
  width: 40px;
}
.principle .body p:first-child {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(26px, 2.6vw, 36px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  text-wrap: balance;
}
.principle .body p:last-child {
  font-size: 15px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
  max-width: 44ch;
}

/* ─── footer cta ───────────────────────────────────────────── */
.footer-cta {
  padding: 140px 0 80px;
  border-top: 1px solid var(--line);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.footer-cta .big-heart {
  display: inline-block;
  width: clamp(80px, 16vw, 220px);
  aspect-ratio: 1;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'><path d='M16 28 L4 16 A7 7 0 0 1 16 6 A7 7 0 0 1 28 16 Z'/></svg>") center / contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'><path d='M16 28 L4 16 A7 7 0 0 1 16 6 A7 7 0 0 1 28 16 Z'/></svg>") center / contain no-repeat;
  animation: heartbeat 1.6s ease-in-out infinite;
  margin-bottom: 32px;
}
.footer-cta h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  text-wrap: balance;
  max-width: 22ch;
  margin-left: auto;
  margin-right: auto;
}
.footer-cta h2 .alt { font-family: var(--font-sans); font-style: normal; font-weight: 500; }
.footer-cta .email-pill {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px 16px 26px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 16px;
  background: var(--bg-soft);
  margin-top: 24px;
  transition: border-color .25s;
}
.footer-cta .email-pill:hover { border-color: var(--accent); }
.footer-cta .email-pill .copy-btn {
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 999px;
  font-weight: 600;
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 14px;
  cursor: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: transform .15s;
}
.footer-cta .email-pill .copy-btn:active { transform: scale(0.97); }
.footer-cta .email-pill .copy-btn.copied { background: var(--accent-3); }

.footer-cta .colophon {
  margin-top: 88px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.footer-cta .colophon a:hover { color: var(--accent); }

/* ─── responsive ───────────────────────────────────────────── */
@media (max-width: 880px) {
  .lab-grid { grid-template-columns: 1fr; }
  .lab-card { grid-column: span 1; min-height: 380px; }
  .lab-card.next { grid-column: span 1; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle { padding: 28px 0 !important; border-right: none !important; padding-left: 0 !important; }
  nav.top .lab-time { display: none; }
  .hero .scroll-hint { display: none; }
}

/* motion preferences */
html[data-motion="calm"] *,
html[data-motion="calm"] *::before,
html[data-motion="calm"] *::after {
  animation-duration: 4s !important;
}
html[data-motion="calm"] .lab-card { transition-duration: .6s; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}