/* ============================================================
   ONEPACK — Swiss-industrial cosmetics manufacturer
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,300;0,400;1,300&display=swap');

:root{
  /* palette */
  --bg:        oklch(0.987 0.002 100);
  --paper:     oklch(0.962 0.004 95);
  --ink:       oklch(0.175 0.004 270);
  --gray:      oklch(0.475 0.006 270);
  --gray-2:    oklch(0.66 0.005 270);
  --line:      oklch(0.895 0.003 270);
  --line-soft: oklch(0.935 0.002 270);
  --ghost:     oklch(0.945 0.003 285);
  --accent:    oklch(0.70 0.075 295);          /* refined lavender */
  --accent-ink:oklch(0.46 0.085 295);

  /* type */
  --font-display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body:    "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono:    "Neue Haas Grotesk Display Pro", "Neue Haas Grotesk", "NeueHaasGrotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;

  /* layout */
  --maxw: 1440px;
  --pad: clamp(20px, 5vw, 88px);
  --col-gap: clamp(16px, 2.4vw, 34px);

  /* motion (scaled by tweak 0..1, default .5) */
  --motion: 0.5;
  --rise: calc(26px * var(--motion) + 6px);
  --dur:  calc(0.45s + 0.45s * var(--motion));
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; scroll-behavior:smooth; }
body{
  background:var(--bg); color:var(--ink);
  font-family:var(--font-body);
  font-size:17px; line-height:1.5; letter-spacing:0.005em;
  overflow-x:clip;
}
html{ overflow-x:clip; }

/* ============================================================
   INTRO SCREEN
   ============================================================ */
.intro{
  position:fixed; inset:0; z-index:200; background:var(--bg);
  display:flex; align-items:center; justify-content:center; overflow:hidden;
  cursor:pointer; transition:opacity 1s cubic-bezier(.4,0,.2,1);
}
.intro.gone{ opacity:0; pointer-events:none; }
.intro-stage{
  position:relative; z-index:2; display:flex; flex-direction:column; align-items:center;
  gap:clamp(22px,3vw,34px); padding:40px; text-align:center;
  transition:opacity .55s ease, transform .55s ease;
}
.intro.playing .intro-stage{ opacity:0; transform:translateY(-8px); pointer-events:none; }
.intro-text{
  font-family:var(--font-display); font-weight:700; letter-spacing:-0.035em; line-height:0.98;
  font-size:clamp(34px,6vw,84px); color:var(--ink); text-wrap:balance;
  opacity:0; transform:translateY(16px); animation:introIn 1.1s cubic-bezier(.16,.84,.24,1) .25s forwards;
}
.intro-grad{
  background:linear-gradient(90deg, #b9a8e6, #7e70a7, #9b8fd1, #6f5fa0, #b9a8e6);
  background-size:300% 100%;
  -webkit-background-clip:text; background-clip:text;
  color:transparent; -webkit-text-fill-color:transparent;
  animation:introGrad 18s linear infinite;
}
@keyframes introGrad{ 0%{ background-position:0% 50%; } 100%{ background-position:300% 50%; } }
.intro-text .dots{ color:var(--accent); }
.intro-cue{
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.2em; text-transform:uppercase; color:var(--gray);
  opacity:0; animation:introCue 1s ease .7s forwards;
}
.intro-cue::after{ content:""; display:inline-block; vertical-align:middle; width:6px; height:6px; margin-left:10px; border-radius:50%; background:var(--accent); animation:introPulse 1.8s ease-in-out infinite; }
@keyframes introIn{ to{ opacity:1; transform:none; } }
@keyframes introCue{ to{ opacity:1; } }
@keyframes introPulse{ 0%,100%{ opacity:.35; transform:scale(.8); } 50%{ opacity:1; transform:scale(1.15); } }
@media (prefers-reduced-motion: reduce){
  .intro-text, .intro-cue{ opacity:1 !important; transform:none !important; animation:none !important; }
  .intro-grad{ animation:none !important; }
}
::selection{ background:var(--accent); color:#fff; }
a{ color:inherit; text-decoration:none; }
img{ display:block; max-width:100%; }

/* ---------- shared atoms ---------- */
.wrap{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--pad); }
.mono{ font-family:var(--font-mono); font-weight:400; letter-spacing:0.04em; }
.eyebrow{
  font-family:var(--font-mono); font-size:12px; font-weight:400;
  letter-spacing:0.18em; text-transform:uppercase; color:var(--gray);
}
.idx{ color:var(--accent-ink); }
.rule{ height:1px; background:var(--line); border:0; }
.section{ padding-block:clamp(72px, 11vw, 168px); position:relative; }
.section-head{
  display:grid; grid-template-columns:minmax(0,1fr); gap:clamp(20px,3vw,40px);
  margin-bottom:clamp(40px,6vw,84px);
}
.section-tag{ display:flex; align-items:baseline; gap:14px; margin-bottom:26px; }
.section-tag::before{ content:""; width:34px; height:1px; background:var(--ink); transform:translateY(-5px); }

.h-display{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.03em; line-height:0.95; }
/* editorial-serif tweak mode */
body.serif .hero-head, body.serif h2.kicker, body.serif .pull,
body.serif .viewer-name, body.serif .contact-lead h2, body.serif .tl-title,
body.serif .rd-title, body.serif .principle h3, body.serif .philo-head, body.serif .schematic-note h3,
body.serif .proc-t, body.serif .metric .mv, body.serif .chart .cval{
  font-family:"Spectral", Georgia, serif; font-weight:400; letter-spacing:-0.012em;
}
body.serif .hero-head em, body.serif .pull em{ font-style:italic; }

h2.kicker{
  font-family:var(--font-display); font-weight:700; letter-spacing:-0.03em;
  font-size:clamp(24px,2.6vw,34px); line-height:1.12; max-width:26ch;
  text-wrap:balance;
}
.lead{ font-size:clamp(17px,1.4vw,20px); line-height:1.6; color:var(--gray); max-width:60ch; text-wrap:pretty; }

/* placeholders -------------------------------------------------*/
.ph{
  position:relative; background:var(--paper);
  background-image:repeating-linear-gradient(135deg,
     transparent 0 11px, color-mix(in oklch, var(--line) 60%, transparent) 11px 12px);
  border:1px solid var(--line);
  display:flex; align-items:flex-end; justify-content:flex-start;
  overflow:hidden;
}
.ph .ph-label{
  font-family:var(--font-mono); font-size:11px; letter-spacing:0.06em;
  color:var(--gray); text-transform:uppercase;
  padding:12px 14px; background:var(--bg); border:1px solid var(--line);
  margin:14px; line-height:1.35;
}
.ph.dark{ background:oklch(0.22 0.004 270);
  background-image:repeating-linear-gradient(135deg, transparent 0 11px, rgba(255,255,255,.05) 11px 12px); border-color:oklch(0.32 0.004 270); }
.ph.dark .ph-label{ background:oklch(0.18 0.004 270); border-color:oklch(0.34 0.004 270); color:oklch(0.72 0 0); }

/* reveal animation — staggered parallax rise (Web Animations API, repeatable).
   Base = hidden state; the JS reveal plays via element.animate() and holds the
   end-state with fill:'both'. Cancelling the animation reverts to this hidden
   base, so the rise replays every time the element re-enters the viewport. */
.reveal{
  opacity:0;
  transform:translateY(var(--rv-rise, 70px)) scale(var(--rv-scale, .965));
}
.reveal.in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ --rv-rise:58px;  --rv-scale:.97; }
.reveal[data-d="2"]{ --rv-rise:88px;  --rv-scale:.96; }
.reveal[data-d="3"]{ --rv-rise:118px; --rv-scale:.95; }
.reveal[data-d="4"]{ --rv-rise:148px; --rv-scale:.94; }
/* safety: timers keep running even when the compositor pauses transitions/rAF,
   so this guarantees the end-state regardless of throttled capture contexts */
.reveal.shown{ opacity:1 !important; transform:none !important; filter:none !important; transition:none !important; }
.chart.shown svg .ln{ stroke-dashoffset:0 !important; transition:none !important; }
.chart.shown svg .bar{ transform:none !important; transition:none !important; }
.chart.shown svg .ar{ opacity:0.10 !important; transition:none !important; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1 !important; transform:none !important; }
  html{ scroll-behavior:auto; }
}
@media print{
  .reveal{ opacity:1 !important; transform:none !important; }
}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:60;
  background:color-mix(in oklch, var(--bg) 82%, transparent);
  backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid transparent; transition:border-color .4s, background .4s;
}
.nav.scrolled{ border-bottom-color:var(--line); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:72px; padding-inline:clamp(28px, 6vw, 50px); }
.brand{ display:flex; align-items:center; gap:11px; font-family:var(--font-display); font-weight:700; letter-spacing:-0.02em; font-size:19px; }
.brand .dot{ width:9px; height:9px; background:var(--ink); border-radius:50%; }
.brand .dot::after{ content:""; }
.brand-mark{ height:48px; width:auto; display:block; color:#7e70a7; }
.brand--footer .brand-mark{ height:64px; }
.nav-links{ display:flex; gap:clamp(18px,2.4vw,40px); align-items:center; }
.nav-links a{ font-family:var(--font-mono); font-size:12.5px; letter-spacing:0.04em; color:var(--gray); position:relative; padding:6px 0; transition:color .25s; }
.nav-links a:hover{ color:var(--ink); }
.nav-links a::after{ content:""; position:absolute; left:0; bottom:0; height:1px; width:0; background:var(--accent); transition:width .3s ease; }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-cta{
  position:relative; display:inline-flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:0.04em;
  color:var(--ink); padding:10px 20px; white-space:nowrap;
  border:1.5px solid transparent; border-radius:999px;
  background:
    linear-gradient(180deg, #f1f1f3, #e6e6ea) padding-box,
    linear-gradient(135deg, oklch(0.86 0.085 300), oklch(0.62 0.13 295) 48%, oklch(0.82 0.09 285)) border-box;
  box-shadow:
    inset 0 1px 0 #ffffff,
    0 4px 14px oklch(0.5 0.01 285 / 0.10);
  transition:transform .28s cubic-bezier(.2,.7,.2,1), box-shadow .28s cubic-bezier(.2,.7,.2,1), background .28s;
}
.nav-cta::before{
  content:""; position:absolute; inset:1.5px; border-radius:inherit; pointer-events:none;
  background:linear-gradient(180deg, rgba(255,255,255,0.75), rgba(255,255,255,0.18) 46%, transparent 64%);
}
.nav-cta:hover{
  color:#fff;
  background:
    linear-gradient(180deg, #8c7eb4, #7e70a7) padding-box,
    linear-gradient(135deg, oklch(0.90 0.09 300), oklch(0.66 0.15 295) 48%, oklch(0.85 0.10 285)) border-box;
  transform:translateY(-1px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.35),
    0 8px 20px oklch(0.5 0.08 295 / 0.28);
}
.nav-cta:hover::before{ background:linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0.05) 46%, transparent 64%); }
.nav-burger{ display:none; width:40px; height:40px; border:1px solid var(--line); background:none; cursor:pointer; align-items:center; justify-content:center; flex-direction:column; gap:5px; }
.nav-burger span{ width:18px; height:1.4px; background:var(--ink); transition:.3s; }

.mobile-menu{ position:fixed; inset:0; z-index:55; background:var(--bg); transform:translateY(-101%); transition:transform .5s cubic-bezier(.7,0,.2,1); display:flex; flex-direction:column; justify-content:center; padding:var(--pad); }
.mobile-menu.open{ transform:none; }
.mobile-menu a{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.02em; font-size:clamp(34px,9vw,56px); padding:10px 0; border-bottom:1px solid var(--line); }
.mobile-menu a .mm-idx{ font-family:var(--font-mono); font-weight:400; font-size:13px; color:var(--accent-ink); margin-right:18px; vertical-align:super; }

/* ============================================================
   HERO
   ============================================================ */
.hero{ position:relative; min-height:100svh; padding-top:72px; display:flex; flex-direction:column; justify-content:center; overflow:hidden; background:#000; }
.hero-stack{ position:absolute; inset:0; z-index:0; pointer-events:none; overflow:hidden; transform-origin:center; }
.hero-seq{
  position:absolute; left:50%; top:50%; pointer-events:none;
  width:100%; height:100%; object-fit:cover; transform:translate(-50%,-50%);
  opacity:0; background:#000; transition:opacity .26s linear;
}
.hero-seq.is-active{ opacity:1; }
.hero-scrim{
  position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(180deg, oklch(0.99 0 0 / 0.74) 0%, oklch(0.99 0 0 / 0.62) 46%, oklch(0.99 0 0 / 0.78) 100%);
}
.hero-ghost{
  position:absolute; left:50%; top:54%; transform:translate(-50%,-50%);
  font-family:var(--font-display); font-weight:700; letter-spacing:-0.04em;
  font-size:clamp(120px, 27vw, 420px); color:var(--ghost); line-height:.8;
  white-space:nowrap; z-index:0; pointer-events:none; user-select:none;
}
.hero-wrap{ width:100%; padding-inline:clamp(28px, 6vw, 50px); }
.hero-grid{ position:relative; z-index:2; display:grid; grid-template-columns:1fr 1fr; align-items:center; gap:var(--col-gap); width:100%; }
.hero-head{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.035em; line-height:0.92; font-size:clamp(34px, 5vw, 80px); }
.hero-head .l{ display:block; }
.hero-head .r{ text-align:right; }
.hero-head em{ font-style:normal; color:var(--accent-ink); }
.grad-anim{
  font-style:normal;
  background:linear-gradient(90deg, #b9a8e6, #7e70a7, #9b8fd1, #6f5fa0, #b9a8e6);
  background-size:300% 100%;
  -webkit-background-clip:text; background-clip:text;
  color:transparent; -webkit-text-fill-color:transparent;
  animation:introGrad 18s linear infinite;
}
@media (prefers-reduced-motion: reduce){ .grad-anim{ animation:none; } }
.hero-col-left{ }
.hero-col-right{ display:flex; flex-direction:column; align-items:flex-end; justify-content:center; gap:30px; }
.hero-iso{ height:clamp(150px, 20vw, 280px); width:auto; display:block; }
.hero-sub{ max-width:34ch; text-align:right; color:var(--gray); font-size:clamp(15px,1.15vw,18px); line-height:1.6; }
.hero-product{ position:relative; align-self:stretch; justify-self:center; height:min(78vh, 760px); width:100%; }
.hero-product .ph{ position:absolute; inset:0; height:100%; align-items:flex-end; justify-content:center; }
.hero-product .ph-label{ margin-bottom:18px; }
.hero-meta{ position:absolute; left:clamp(28px,6vw,50px); right:clamp(28px,6vw,50px); bottom:clamp(24px,4vw,50px); z-index:3; display:flex; justify-content:space-between; align-items:center; gap:20px; padding-top:18px; border-top:1px solid var(--line); }
.hero-meta .mono{ font-size:11.5px; color:var(--gray); letter-spacing:0.08em; text-transform:uppercase; }
.scroll-cue{ display:flex; align-items:center; gap:10px; }
.scroll-cue .bar{ width:46px; height:1px; background:var(--ink); position:relative; overflow:hidden; }
.scroll-cue .bar::after{ content:""; position:absolute; inset:0; background:var(--accent); transform:translateX(-100%); animation:cue 2.6s infinite cubic-bezier(.7,0,.2,1); }
@keyframes cue{ 0%{transform:translateX(-100%)} 55%,100%{transform:translateX(100%)} }

/* ============================================================
   HERITAGE / TIMELINE
   ============================================================ */
.heritage-top{ display:grid; grid-template-columns:1.1fr 1fr; gap:clamp(30px,5vw,80px); align-items:end; }
.timeline{ margin-top:clamp(48px,6vw,90px); border-top:1px solid var(--ink); }
.tl-row{ display:grid; grid-template-columns:120px 1fr minmax(0,2.2fr); gap:clamp(16px,3vw,48px); padding:clamp(20px,2.6vw,34px) 0; border-bottom:1px solid var(--line); align-items:start; position:relative; transition:background .35s; }
.tl-row:hover{ background:var(--paper); }
.tl-year{ font-family:var(--font-mono); font-size:13px; color:var(--accent-ink); letter-spacing:0.04em; padding-top:3px; }
.tl-title{ font-family:var(--font-display); font-weight:700; font-size:clamp(19px,1.8vw,26px); letter-spacing:-0.02em; line-height:1.05; }
.tl-desc{ color:var(--gray); font-size:15.5px; line-height:1.55; max-width:46ch; }
.tl-row::after{ content:attr(data-n); position:absolute; right:0; top:clamp(20px,2.6vw,34px); font-family:var(--font-mono); font-size:11px; color:var(--gray-2); }

.partners{ margin-top:clamp(48px,6vw,86px); }
.partners-grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:22px; }
.partner{ aspect-ratio:1.9/1; background:var(--bg); display:flex; align-items:center; justify-content:center; font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.08em; color:var(--gray-2); text-transform:uppercase; transition:.3s; }
.partner:hover{ background:var(--paper); color:var(--gray); }
.partner .redact{ width:58%; height:11px; background:var(--line); }

/* ============================================================
   R&D
   ============================================================ */
.rd-grid{ display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--ink); }
.rd-cell{ padding:clamp(22px,2.4vw,32px) clamp(16px,1.8vw,26px) clamp(28px,3.4vw,46px); border-bottom:1px solid var(--line); border-right:1px solid var(--line); position:relative; min-height:clamp(280px,30vw,400px); display:flex; flex-direction:column; transition:background .35s; }
.rd-cell:last-child{ border-right:0; }
.rd-cell:hover{ background:var(--paper); }
.rd-code{ font-family:var(--font-mono); font-size:12px; color:var(--accent-ink); margin-bottom:auto; letter-spacing:0.06em; }
.rd-title{ font-family:var(--font-display); font-weight:700; font-size:clamp(22px,2vw,30px); letter-spacing:-0.02em; margin:42px 0 14px; line-height:1.0; }
.rd-desc{ color:var(--gray); font-size:14.5px; line-height:1.55; }
.rd-spec{ list-style:none; margin-top:20px; border-top:1px solid var(--line); }
.rd-spec li{ display:flex; justify-content:space-between; gap:12px; font-family:var(--font-mono); font-size:11.5px; color:var(--gray); padding:8px 0; border-bottom:1px solid var(--line-soft); letter-spacing:0.02em; }
.rd-spec li b{ color:var(--ink); font-weight:500; }
.schematic{ margin-top:clamp(40px,5vw,72px); display:grid; grid-template-columns:1.4fr 1fr; gap:clamp(20px,3vw,48px); align-items:center; }
.schematic .ph{ aspect-ratio:16/9; }
.schematic-note h3{ font-family:var(--font-display); font-weight:700; font-size:clamp(22px,2.4vw,34px); letter-spacing:-0.02em; line-height:1.05; margin-bottom:18px; }
.schematic-note p{ color:var(--gray); font-size:15.5px; line-height:1.6; max-width:42ch; }

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.philosophy{ background:var(--ink); color:var(--bg); }
.philosophy .eyebrow{ color:var(--gray-2); }
.philosophy .section-tag::before{ background:var(--bg); }
.pull{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.03em; line-height:1.02; font-size:clamp(30px,4.4vw,64px); max-width:20ch; text-wrap:balance; }
.pull em{ font-style:normal; color:var(--accent); }

.philo-top{ display:block; }
.philo-top .section-tag{ margin-bottom:clamp(28px,4vw,56px); }
.philo-top-grid{ display:grid; grid-template-columns:minmax(300px,0.82fr) 1fr; gap:clamp(32px,5vw,80px); align-items:start; }
.philo-intro{ color:var(--gray-2); font-size:clamp(17px,1.4vw,20px); line-height:1.62; max-width:46ch; margin:0; text-wrap:pretty; align-self:start; }

.philo-body{ display:grid; grid-template-columns:minmax(300px,0.82fr) 1fr; gap:clamp(32px,5vw,80px); margin-top:clamp(40px,5vw,72px); align-items:stretch; }
.philo-portrait{ margin:0; position:relative; overflow:hidden; background:oklch(0.26 0.004 270); border:1px solid oklch(0.32 0.004 270); }
.philo-portrait img{ display:block; width:100%; height:100%; object-fit:cover; aspect-ratio:1/1; }
.philo-portrait figcaption{ position:absolute; left:0; right:0; bottom:0; display:flex; flex-direction:column; gap:2px; padding:clamp(16px,1.6vw,22px); background:linear-gradient(to top, oklch(0.14 0.004 270 / 0.92), transparent); }
.pp-name{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.02em; font-size:clamp(19px,1.7vw,24px); color:var(--bg); }
.pp-role{ font-size:12px; letter-spacing:0.14em; text-transform:uppercase; color:var(--bg); opacity:0.85; }
.pp-org{ font-size:12px; letter-spacing:0.14em; text-transform:uppercase; color:var(--accent); }
.philo-message{ display:flex; flex-direction:column; justify-content:center; }
.philo-head{ font-family:var(--font-display); font-weight:700; letter-spacing:-0.03em; line-height:1.04; font-size:clamp(32px,3.8vw,54px); text-wrap:balance; }
.philo-head em{ font-style:normal; color:var(--accent); }
.philo-copy{ margin-top:clamp(22px,2.4vw,34px); display:flex; flex-direction:column; gap:18px; max-width:44ch; }
.philo-copy p{ color:var(--gray-2); font-size:clamp(16px,1.2vw,18px); line-height:1.7; text-wrap:pretty; }

.philo-points{ list-style:none; display:flex; flex-direction:column; }
.philo-point{ display:grid; grid-template-columns:auto 1fr; gap:clamp(20px,2.4vw,38px); align-items:center; padding:clamp(26px,3vw,40px) 0; border-top:1px solid oklch(0.30 0.004 270); }
.philo-point:first-child{ border-top:0; padding-top:0; }
.pp-n{ width:clamp(46px,3.6vw,58px); height:clamp(46px,3.6vw,58px); border-radius:50%; display:grid; place-items:center; background:var(--accent); color:var(--ink); font-family:var(--font-display); font-weight:700; font-size:clamp(18px,1.6vw,23px); flex:none; }
.philo-point p{ color:var(--bg); font-size:16px; line-height:1.62; text-wrap:pretty; }


/* ============================================================
   PRODUCTS MOSAIC
   ============================================================ */
.mosaic{ display:grid; grid-template-columns:repeat(5,1fr); gap:12px; margin-top:clamp(38px,5vw,66px); }
.mosaic-tile{ position:relative; aspect-ratio:1; background:var(--paper); border:1px solid var(--line); display:block; cursor:pointer; transition:background .3s, border-color .3s, transform .3s; }
.mosaic-tile img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.mosaic-tile.filled{ border-color:var(--line); }
.mosaic-tile::after{ content:"↗"; position:absolute; top:10px; right:12px; z-index:2; font-family:var(--font-mono); font-size:13px; color:var(--gray-2); opacity:0; transition:opacity .3s; }
.mosaic-tile.filled::after{ color:var(--bg); text-shadow:0 1px 4px rgba(0,0,0,.4); }
.mosaic-tile:hover{ background:color-mix(in oklch, var(--accent) 15%, var(--paper)); border-color:var(--accent); transform:translateY(-3px); }
.mosaic-tile:hover::after{ opacity:1; }
@media (max-width:900px){ .mosaic{ grid-template-columns:repeat(4,1fr); } }
@media (max-width:560px){ .mosaic{ grid-template-columns:repeat(3,1fr); gap:8px; } }
/* tighten the gap between the mosaic and its ficha técnica */
#products{ padding-bottom:clamp(20px,2.6vw,42px); }
#destacados{ padding-top:clamp(20px,2.6vw,42px); }

/* ============================================================
   FEATURED PRODUCTS (museum viewer)
   ============================================================ */
.gallery{ display:grid; grid-template-columns:1.55fr 1fr; gap:clamp(28px,4vw,72px); align-items:stretch; }
.stage{ position:relative; background:var(--paper); border:1px solid var(--line); aspect-ratio:1/1; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.stage-img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:center; display:block; }
.stage .shot{ position:absolute; inset:0; opacity:0; transform:scale(1.02); transition:opacity .6s, transform .8s cubic-bezier(.2,.7,.2,1); }
.stage .shot.active{ opacity:1; transform:none; }
.stage .shot .ph{ position:absolute; inset:0; align-items:center; justify-content:center; background:var(--paper); }
.stage .corner{ position:absolute; font-family:var(--font-mono); font-size:11px; color:var(--gray); letter-spacing:0.08em; }
.stage .corner.tl{ top:16px; left:16px; }
.stage .corner.br{ bottom:16px; right:16px; }
.viewer-info{ display:flex; flex-direction:column; }
.viewer-code{ font-family:var(--font-mono); font-size:12.5px; color:var(--accent-ink); letter-spacing:0.06em; }
.viewer-name{ font-family:var(--font-display); font-weight:700; font-size:clamp(30px,3vw,46px); letter-spacing:-0.03em; line-height:0.98; margin:14px 0 16px; }
.viewer-desc{ color:var(--gray); font-size:15.5px; line-height:1.6; max-width:40ch; }
.viewer-specs{ list-style:none; margin-top:28px; border-top:1px solid var(--ink); }
.viewer-specs li{ display:flex; justify-content:space-between; gap:12px; padding:13px 0; border-bottom:1px solid var(--line); font-size:14px; }
.viewer-specs li span{ font-family:var(--font-mono); color:var(--gray); font-size:12px; letter-spacing:0.04em; text-transform:uppercase; }
.viewer-specs li b{ font-weight:500; }
.thumbs{ display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-top:auto; padding-top:34px; }
.thumb{ position:relative; aspect-ratio:1; background:var(--paper); border:1px solid var(--line); cursor:pointer; transition:.3s; overflow:hidden; }
.thumb::before{ content:""; position:absolute; inset:0; background-image:repeating-linear-gradient(135deg, transparent 0 7px, color-mix(in oklch, var(--line) 70%, transparent) 7px 8px); }
.thumb img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:1; opacity:.62; filter:grayscale(.35); transition:opacity .3s, filter .3s; }
.thumb .tn{ position:absolute; left:7px; bottom:6px; font-family:var(--font-mono); font-size:9px; color:var(--gray-2); z-index:2; }
.thumb.active img, .thumb:hover img{ opacity:1; filter:none; }
.thumb.active{ border-color:var(--ink); }
.thumb.active .tn{ color:var(--ink); }
.thumb:hover{ border-color:var(--gray-2); }
.thumb.active{ border-color:var(--ink); box-shadow:inset 0 0 0 1px var(--ink); }
.thumb.active .tn{ color:var(--accent-ink); }

/* ============================================================
   MANUFACTURING
   ============================================================ */
.mfg-head{ display:grid; grid-template-columns:1fr 1fr; gap:0 clamp(24px,4vw,72px); align-items:start; }
.mfg-tag{ grid-column:1/-1; }
.mfg-head .kicker{ grid-column:1; max-width:none; font-size:clamp(26px,2.7vw,36px); line-height:1.32; }
.mfg-head .lead{ grid-column:2; margin-top:0; font-size:clamp(17px,1.45vw,21px); line-height:1.55; max-width:none; }
.mfg-media{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(14px,1.6vw,22px); margin-top:clamp(40px,5vw,72px); }
.mfg-shot{ position:relative; overflow:hidden; margin:0; background:var(--paper); border:1px solid var(--line); }
.mfg-shot img{ width:100%; height:100%; object-fit:cover; display:block; transition:transform .9s cubic-bezier(.2,.7,.2,1); }
.mfg-shot:hover img{ transform:scale(1.04); }
.mfg-shot figcaption{ position:absolute; left:0; bottom:0; right:0; padding:14px 16px; font-family:var(--font-mono); font-size:11px; letter-spacing:0.06em; text-transform:uppercase; color:#fff; background:linear-gradient(0deg, oklch(0.18 0.01 285 / 0.78), transparent); }
.mfg-shot.big{ grid-row:auto; aspect-ratio:3/2; min-height:0; }
.mfg-shot.small{ aspect-ratio:3/2; min-height:0; }
.process{ margin-top:clamp(44px,5vw,80px); border-top:1px solid var(--ink); }
.proc-row{ display:grid; grid-template-columns:64px 1.4fr 2fr 100px; gap:clamp(14px,2.4vw,40px); padding:clamp(18px,2.2vw,30px) 0; border-bottom:1px solid var(--line); align-items:baseline; }
.proc-n{ font-family:var(--font-mono); font-size:13px; color:var(--accent-ink); }
.proc-t{ font-family:var(--font-display); font-weight:700; font-size:clamp(18px,1.7vw,24px); letter-spacing:-0.02em; }
.proc-d{ color:var(--gray); font-size:14.5px; line-height:1.5; }
.proc-spec{ font-family:var(--font-mono); font-size:11.5px; color:var(--gray); text-align:right; letter-spacing:0.02em; }

/* ============================================================
   METRICS
   ============================================================ */
.metrics-grid{ display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--ink); }
.metric{ padding:clamp(26px,3vw,44px) clamp(14px,1.6vw,24px); border-right:1px solid var(--line); border-bottom:1px solid var(--line); }
.metric:last-child{ border-right:0; }
.metric .mv{ font-family:var(--font-display); font-weight:700; font-size:clamp(44px,6vw,90px); letter-spacing:-0.04em; line-height:0.9; display:flex; align-items:baseline; gap:4px; }
.metric .mv .suf{ font-size:0.42em; color:var(--accent-ink); letter-spacing:0; }
.metric .ml{ font-family:var(--font-mono); font-size:12px; color:var(--gray); letter-spacing:0.04em; text-transform:uppercase; margin-top:18px; line-height:1.4; }
.charts{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-top:0; }
.chart{ background:var(--bg); padding:clamp(22px,2.4vw,34px); }
.chart h4{ font-family:var(--font-mono); font-size:12px; color:var(--gray); letter-spacing:0.04em; text-transform:uppercase; font-weight:400; margin-bottom:6px; }
.chart .cval{ font-family:var(--font-display); font-weight:700; font-size:clamp(22px,2vw,30px); letter-spacing:-0.02em; margin-bottom:18px; }
.chart svg{ width:100%; height:90px; display:block; overflow:visible; }
.chart svg .ln{ fill:none; stroke:var(--ink); stroke-width:1.5; stroke-dasharray:1000; stroke-dashoffset:1000; }
.chart.in svg .ln{ stroke-dashoffset:0; transition:stroke-dashoffset 1.6s ease .2s; }
.chart svg .ar{ fill:var(--accent); opacity:0; transition:opacity .8s ease .8s; }
.chart.in svg .ar{ opacity:0.10; }
.chart svg .bar{ fill:var(--ink); transform:scaleY(0); transform-origin:bottom; transition:transform .8s cubic-bezier(.2,.7,.2,1); }
.chart.in svg .bar{ transform:scaleY(1); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact{ background:var(--ink); color:var(--bg); }
.contact .eyebrow{ color:var(--gray-2); }
.contact .section-tag::before{ background:var(--bg); }
.contact-grid{ display:grid; grid-template-columns:1fr 1.1fr; gap:clamp(40px,6vw,110px); }
.contact-lead h2{ font-family:var(--font-display); font-weight:700; font-size:clamp(34px,4.4vw,66px); letter-spacing:-0.03em; line-height:0.98; margin-bottom:28px; text-wrap:balance; }
.contact-lead p{ color:var(--gray-2); font-size:16px; line-height:1.6; max-width:38ch; }
.contact-info{ margin-top:clamp(34px,4vw,60px); display:grid; gap:1px; }
.ci-row{ display:flex; justify-content:space-between; gap:20px; padding:16px 0; border-bottom:1px solid oklch(0.30 0.004 270); }
.ci-row span{ font-family:var(--font-mono); font-size:11.5px; color:var(--gray-2); letter-spacing:0.06em; text-transform:uppercase; }
.ci-row b{ font-weight:400; font-size:15px; }
form.cform{ display:grid; gap:0; }
.field{ position:relative; border-bottom:1px solid oklch(0.32 0.004 270); padding:20px 0 12px; }
.field label{ position:absolute; top:20px; left:0; font-family:var(--font-mono); font-size:13px; color:var(--gray-2); letter-spacing:0.02em; transition:.25s; pointer-events:none; }
.field input, .field textarea, .field select{
  width:100%; background:none; border:0; color:var(--bg);
  font-family:var(--font-body); font-size:16px; padding:6px 0 2px; outline:none; resize:none;
}
.field select{ color:var(--bg); }
.field select option{ color:#111; }
.field.filled label, .field.focus label{ top:2px; font-size:10.5px; color:var(--accent); letter-spacing:0.1em; text-transform:uppercase; }
.field.focus{ border-bottom-color:var(--accent); }
.field.error{ border-bottom-color:oklch(0.6 0.16 25); }
.field .err{ font-family:var(--font-mono); font-size:10.5px; color:oklch(0.72 0.16 25); position:absolute; right:0; top:24px; opacity:0; transition:.25s; }
.field.error .err{ opacity:1; }
.cform-foot{ display:flex; align-items:center; justify-content:space-between; gap:20px; margin-top:34px; flex-wrap:wrap; }
.submit{ font-family:var(--font-mono); font-size:13px; letter-spacing:0.04em; background:var(--bg); color:var(--ink); border:0; padding:16px 28px; cursor:pointer; display:inline-flex; align-items:center; gap:14px; transition:.3s; }
.submit:hover{ background:var(--accent); color:#fff; }
.submit .ar{ transition:transform .3s; }
.submit:hover .ar{ transform:translateX(5px); }
.cform-note{ font-family:var(--font-mono); font-size:11px; color:var(--gray-2); max-width:30ch; line-height:1.5; }
.form-success{ display:none; align-items:center; gap:16px; font-family:var(--font-mono); font-size:13px; color:var(--accent); padding:20px 0; }
.form-success.show{ display:flex; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ background:var(--ink); color:var(--gray-2); border-top:1px solid oklch(0.30 0.004 270); }
.footer-inner{ padding-block:clamp(40px,5vw,70px); display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:clamp(24px,3vw,48px); }
.footer .brand{ color:var(--bg); }
.footer .brand .dot{ background:var(--bg); }
.fcol h5{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--gray); font-weight:400; margin-bottom:18px; }
.fcol a{ display:block; font-size:14px; padding:6px 0; color:var(--gray-2); transition:color .25s; }
.fcol a:hover{ color:var(--bg); }
.footer-base{ border-top:1px solid oklch(0.30 0.004 270); padding-block:24px; display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; font-family:var(--font-mono); font-size:11px; color:var(--gray); letter-spacing:0.04em; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .rd-grid{ grid-template-columns:repeat(2,1fr); }
  .rd-cell:nth-child(2){ border-right:0; }
  .metrics-grid{ grid-template-columns:repeat(2,1fr); }
  .metric:nth-child(2){ border-right:0; }
  .principles, .philo-body, .philo-top-grid{ grid-template-columns:1fr; }
  .partners-grid{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:860px){
  .nav-links, .nav-cta{ display:none; }
  .nav-burger{ display:flex; }
  .hero-grid{ grid-template-columns:1fr; gap:24px; }
  .hero-col-right{ align-items:flex-start; }
  .hero-sub{ text-align:left; }
  .hero-head .r{ text-align:left; }
  .hero-product{ height:48vh; order:-1; }
  .heritage-top, .schematic, .gallery, .mfg-head, .contact-grid{ grid-template-columns:1fr; }
  .mfg-media{ grid-template-columns:1fr; }
  .mfg-shot.big{ grid-row:auto; }
  .tl-row{ grid-template-columns:60px 1fr; }
  .tl-desc{ grid-column:1/-1; }
  .tl-row::after{ display:none; }
  .proc-row{ grid-template-columns:40px 1fr; }
  .proc-d, .proc-spec{ grid-column:2/-1; text-align:left; }
  .thumbs{ grid-template-columns:repeat(4,1fr); }
  .footer-inner{ grid-template-columns:1fr 1fr; }
}
@media (max-width:560px){
  .metrics-grid, .rd-grid, .charts{ grid-template-columns:1fr; }
  .metric, .rd-cell{ border-right:0; }
  .partners-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-inner{ grid-template-columns:1fr; }
}

/* ============================================================
   MUSIC — minimalist Spotify player
   ============================================================ */
.wa-fab{ position:fixed; right:clamp(16px,2vw,24px); bottom:clamp(16px,2vw,24px); z-index:120; display:grid; place-items:center; width:52px; height:52px; border-radius:50%; background:#25d366; color:#fff; box-shadow:0 6px 16px rgba(37,211,102,.32), inset 0 1px 0 rgba(255,255,255,.25); transition:transform .26s cubic-bezier(.2,.7,.2,1), box-shadow .26s; }
.wa-fab:hover{ transform:scale(1.06); color:#fff; box-shadow:0 12px 30px rgba(37,211,102,.45), inset 0 1px 0 rgba(255,255,255,.3); }
.wa-fab svg{ width:30px; height:30px; display:block; }
.music{ position:fixed; right:clamp(16px,2vw,24px); bottom:clamp(16px,2vw,24px); z-index:120; display:flex; flex-direction:column; align-items:flex-end; gap:0; }
.music-pill{ display:flex; align-items:center; gap:9px; padding:5px 13px 5px 5px; border-radius:999px; background:rgba(18,18,18,.92); border:1px solid rgba(255,255,255,.1); box-shadow:0 8px 24px rgba(0,0,0,.28); backdrop-filter:blur(8px); }
.music-btn{ flex:none; display:grid; place-items:center; width:28px; height:28px; border-radius:50%; border:0; cursor:pointer; background:#1db954; color:#0a1f12; }
.music-btn svg{ width:16px; height:16px; display:block; }
.music-btn .ico-pause{ display:none; }
.music.playing .music-btn .ico-play{ display:none; }
.music.playing .music-btn .ico-pause{ display:block; }
.music-label{ display:inline-flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:10px; letter-spacing:.09em; text-transform:uppercase; color:#e8e8e8; white-space:nowrap; }
.eq{ display:inline-flex; align-items:flex-end; gap:2px; height:10px; }
.eq i{ width:2px; height:100%; border-radius:2px; background:#1db954; transform-origin:bottom; animation:eqbar 1.1s ease-in-out infinite; animation-play-state:paused; transform:scaleY(.3); }
.music.playing .eq i{ animation-play-state:running; }
.eq i:nth-child(1){ animation-delay:-.9s; } .eq i:nth-child(2){ animation-delay:-.4s; }
.eq i:nth-child(3){ animation-delay:-.7s; } .eq i:nth-child(4){ animation-delay:-.2s; }
@keyframes eqbar{ 0%,100%{ transform:scaleY(.30); } 50%{ transform:scaleY(1); } }
.music-embed{ position:absolute; width:1px; height:1px; overflow:hidden; opacity:0; pointer-events:none; }
@media (prefers-reduced-motion: reduce){
  .eq i{ animation:none; transform:scaleY(.6); }
  .music-pill{ transition:none; }
}

.mosaic-tile img.tile-mark{ position:absolute; inset:auto; left:auto; top:auto; right:7px; bottom:7px; object-fit:contain; width:clamp(19px,1.7vw,26px); height:auto; z-index:2; opacity:.85; filter:invert(1) brightness(.9) drop-shadow(0 1px 2px rgba(0,0,0,.35)); }

.ci-row b a{ color:inherit; text-decoration:none; border-bottom:1px solid transparent; transition:border-color .25s, color .25s; }
.ci-row b a:hover{ color:var(--accent-ink,inherit); border-bottom-color:currentColor; }