/* ALT/LAB portal — brand book V1.3 tokens · Le Labo restraint pass */
:root{
  --ink:#121110;--mute:#7c766b;--rule:rgba(18,17,16,.14);--paper:#f6f8f6;
  --green:#2f7d57;--copper:#a4622f;--cream:#f2eee3;--carbon:#161616;--white:#ffffff;
  --sans:"Inter","Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --pad:clamp(18px,4vw,56px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font:400 15px/1.65 var(--sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;letter-spacing:-.004em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--cream)}

.eyebrow{font:500 7px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--mute)}
.eyebrow.copper{color:var(--copper)}
h1{font:500 clamp(26px,3.6vw,40px)/1.12 var(--sans);letter-spacing:-.016em}
h2{font:500 clamp(19px,2.4vw,26px)/1.2 var(--sans);letter-spacing:-.01em}
h3{font:500 16px/1.35 var(--sans);letter-spacing:-.006em}
.lead{font:400 15px/1.7 var(--sans);color:var(--mute);max-width:52ch}
.mono{font-family:var(--mono)}
.small{font-size:12.5px;color:var(--mute)}
.hr{border:0;border-top:1px solid var(--rule)}

.wrap{max-width:1200px;margin:0 auto;padding:0 var(--pad)}
section{padding:clamp(36px,5.5vw,64px) 0}
section[id]{scroll-margin-top:104px}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(246,248,246,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--rule)}
header.site .bar{display:flex;align-items:center;justify-content:space-between;height:54px}
header.site .wm img{height:11px;width:auto}
.navlinks{display:flex;gap:28px;font:500 10px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase}
.navlinks a{padding:6px 0;border-bottom:1px solid transparent;transition:border-color .2s}
.navlinks a:hover,.navlinks a.on{border-color:var(--ink)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:20px;height:1.5px;background:var(--ink);margin:4px 0}
.cta-mini{font:600 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;border:1px solid var(--ink);padding:9px 14px;transition:all .2s;white-space:nowrap}
.cta-mini:hover{background:var(--ink);color:var(--paper)}
@media(max-width:960px){.navlinks,.cta-mini.desk{display:none}.burger{display:block}}

/* slide-over menu */
.panel{position:fixed;inset:0 auto 0 0;width:min(380px,92vw);background:var(--cream);z-index:100;transform:translateX(-102%);transition:transform .35s cubic-bezier(.22,.8,.2,1);padding:22px 28px 32px;display:flex;flex-direction:column;overflow-y:auto}
.panel.open{transform:none}
.panel .close{background:none;border:0;font:500 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;cursor:pointer;align-self:flex-start;padding:8px 0;color:var(--ink)}
.panel .tag{font:400 9px/1.6 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--mute);margin:20px 0 6px}
.panel nav a{display:flex;justify-content:space-between;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--rule);font:500 16px/1.2 var(--sans);letter-spacing:-.01em}
.panel nav a small{font:400 9px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.panel .foot{margin-top:auto;padding-top:28px}
.panel .foot img{height:22px}
.scrim{position:fixed;inset:0;background:rgba(18,17,16,.32);z-index:90;opacity:0;pointer-events:none;transition:opacity .3s}
.scrim.on{opacity:1;pointer-events:auto}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(72vh,600px);display:flex;align-items:flex-end;color:var(--white);isolation:isolate}
.hero .bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero .bg img{width:100%;height:100%;object-fit:cover}
.hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(18,17,16,.5),rgba(18,17,16,.05) 55%)}
.hero .inner{padding:0 var(--pad) clamp(32px,5vw,56px);max-width:1200px;margin:0 auto;width:100%}
.hero .eyebrow{color:rgba(255,255,255,.7)}
.hero h1{color:rgba(255,255,255,.94);margin:12px 0 10px;max-width:14ch}
.hero p{color:rgba(255,255,255,.8);max-width:44ch;font-size:15px}
.btn{display:inline-block;font:600 10.5px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;padding:13px 22px;border:1px solid currentColor;transition:all .2s}
.btn.solid{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn.solid:hover{background:transparent;color:var(--white)}
.btn.ink{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn.ink:hover{background:transparent;color:var(--ink)}
.btn.ghost{color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}

/* ---------- bands + doors ---------- */
.band-dark{background:var(--carbon);color:var(--paper)}
.band-dark .eyebrow{color:rgba(246,248,246,.5)}
.band-cream{background:var(--cream)}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
@media(max-width:880px){.cards3{grid-template-columns:1fr}}
.door{position:relative;overflow:hidden;background:#1d1c1a;min-height:400px;display:flex;flex-direction:column;justify-content:flex-end}
.door img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.94;transition:transform .6s cubic-bezier(.22,.8,.2,1)}
.door:hover img{transform:scale(1.03)}
.door::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(18,17,16,.58),transparent 52%)}
.door .txt{position:relative;z-index:2;padding:20px}
.door .txt .eyebrow{color:rgba(255,255,255,.62)}
.door .txt h3{color:rgba(255,255,255,.95);margin:6px 0 3px;font-size:18px}
.door .txt p{color:rgba(255,255,255,.72);font-size:12.5px;max-width:36ch}
.door .txt .go{font:600 9.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.85);display:inline-block;margin-top:10px;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:4px}

/* ---------- product grid ---------- */
.prods{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
@media(max-width:1080px){.prods{grid-template-columns:repeat(3,1fr)}}
@media(max-width:880px){.prods{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.prods{grid-template-columns:1fr}}
.prod{background:var(--white);border:1px solid var(--rule);display:flex;flex-direction:column}
.prod .ph{background:var(--cream);aspect-ratio:4/4.5;overflow:hidden}
.prod .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.prod:hover .ph img{transform:scale(1.025)}
.prod .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod .code{font:500 8.5px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--mute)}
.prod h3{font-size:16px}
.prod .nrow{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.prod .price{font:500 13px/1 var(--mono);letter-spacing:.04em;white-space:nowrap}
.prod .form{font:400 9px/1.5 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mute)}
.prod p{font-size:13px;color:var(--mute)}
.prod .spec{font:400 8px/1.5 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mute);border-top:1px solid var(--rule);padding-top:9px;margin-top:8px}
.prod .btn{margin-top:10px;text-align:center;padding:11px 16px}
.soon{position:relative}
.soon .ph::after{content:"COMING SOON";position:absolute;top:12px;left:12px;font:500 8px/1 var(--mono);letter-spacing:.24em;background:var(--ink);color:var(--paper);padding:6px 9px}

/* ---------- split rows ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,4vw,56px);align-items:center}
@media(max-width:880px){.split{grid-template-columns:1fr}}
.split .im{overflow:hidden;background:var(--cream)}
.split .im img{width:100%;height:100%;object-fit:cover}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}
@media(max-width:880px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{border-top:1px solid var(--rule);padding-top:14px}
.step .n{font:500 10px/1 var(--mono);letter-spacing:.18em;color:var(--copper)}
.step h4{font:500 14.5px/1.4 var(--sans);margin:8px 0 3px}
.step p{font-size:12.5px;color:var(--mute)}

/* faq */
.faq{max-width:680px}
.faq details{border-top:1px solid var(--rule);padding:15px 0}
.faq details:last-child{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;font:500 14.5px/1.4 var(--sans);list-style:none;display:flex;justify-content:space-between;gap:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 17px/1 var(--mono);color:var(--mute)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin-top:9px;color:var(--mute);font-size:13.5px;max-width:58ch}

/* tiers */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
@media(max-width:880px){.tiers{grid-template-columns:1fr}}
.tier{border:1px solid var(--rule);background:var(--white);color:var(--ink);padding:24px 22px 26px;display:flex;flex-direction:column;gap:11px}
.tier.hi{background:var(--carbon);color:var(--paper);border-color:var(--carbon)}
.tier.hi .small,.tier.hi p{color:rgba(246,248,246,.66)}
.tier .name{font:500 10px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase}
.tier h3{font-size:18px}
.tier ul{list-style:none;display:flex;flex-direction:column;gap:7px;font-size:13px}
.tier ul li{padding-left:14px;position:relative;color:var(--mute)}
.tier.hi ul li{color:rgba(246,248,246,.72)}
.tier ul li::before{content:"·";position:absolute;left:1px;color:var(--copper)}
.tier .btn{margin-top:auto;text-align:center}

/* goal rows */
.goalrows a{display:flex;justify-content:space-between;align-items:baseline;gap:16px;border-top:1px solid var(--rule);padding:16px 0;transition:padding-left .2s}
.goalrows a:hover{padding-left:8px}
.goalrows a:last-child{border-bottom:1px solid var(--rule)}
.goalrows .g{font:500 16px/1.3 var(--sans)}
.goalrows .m{font:400 9.5px/1.4 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mute);text-align:right}

/* footer */
footer.site{background:var(--carbon);color:rgba(246,248,246,.7);padding:clamp(36px,5vw,56px) 0 28px;font-size:12.5px}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:26px}
@media(max-width:880px){footer.site .cols{grid-template-columns:1fr 1fr}}
footer.site h5{font:500 9px/1 var(--mono);letter-spacing:.26em;text-transform:uppercase;color:rgba(246,248,246,.42);margin-bottom:12px}
footer.site a{display:block;padding:4px 0;transition:color .2s}
footer.site a:hover{color:#fff}
footer.site .rail{display:flex;justify-content:space-between;align-items:center;gap:18px;border-top:1px solid rgba(246,248,246,.14);margin-top:38px;padding-top:20px;flex-wrap:wrap}
footer.site .rail img{height:18px}
footer.site .rail .line{font:400 9px/1.8 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:rgba(246,248,246,.38)}
.legal{font-size:10.5px;color:rgba(246,248,246,.38);max-width:86ch;margin-top:20px;line-height:1.65}

/* protocol bundles */
.bundles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
@media(max-width:880px){.bundles{grid-template-columns:1fr}}
.bundle{border:1px solid var(--rule);background:var(--white);display:flex;flex-direction:column}
.bundle.hi{background:var(--cream);color:var(--ink);border-color:var(--ink)}
.bundle .ph{aspect-ratio:16/10;overflow:hidden;background:var(--cream)}
.bundle .ph img{width:100%;height:100%;object-fit:cover}
.bundle .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.bundle .name{font:500 10px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--copper)}
.bundle h3{font-size:19px}
.bundle .items{list-style:none;display:flex;flex-direction:column;gap:6px;font:400 12.5px/1.4 var(--sans);border-top:1px solid var(--rule);padding-top:12px}
.bundle.hi .items{border-color:var(--rule)}
.bundle .items li{display:flex;justify-content:space-between;gap:10px;color:var(--mute)}
.bundle.hi .items li{color:var(--mute)}
.bundle .items li span:last-child{font-family:var(--mono);font-size:11px}
.bundle .math{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-top:auto;padding-top:12px}
.bundle .math .was{font:400 12px/1 var(--mono);color:var(--mute);text-decoration:line-through}
.bundle.hi .math .was{color:var(--mute)}
.bundle .math .now{font:500 22px/1 var(--sans);letter-spacing:-.01em}
.bundle .save{font:500 9px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--copper);border:1px solid var(--copper);padding:6px 9px;align-self:flex-start}
.bundle .btn{margin-top:12px;text-align:center}

/* magazine banners */
.banner{position:relative;min-height:min(78vh,640px);display:flex;align-items:flex-end;color:var(--white);isolation:isolate}
.banner .bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.banner .bg img{width:100%;height:100%;object-fit:cover}
.banner .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(18,17,16,.56),rgba(18,17,16,.08) 60%)}
.banner .inner{max-width:1200px;margin:0 auto;width:100%;padding:56px var(--pad) clamp(36px,5vw,56px)}
.banner .eyebrow{color:rgba(255,255,255,.68)}
.banner h2{color:rgba(255,255,255,.94);font-size:clamp(24px,3.2vw,38px);margin:12px 0 8px;max-width:20ch;letter-spacing:-.014em}
.banner p{color:rgba(255,255,255,.8);max-width:48ch;font-size:15px}
.banner .chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.banner .chip{font:500 9px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;border:1px solid rgba(255,255,255,.35);color:rgba(255,255,255,.85);padding:8px 11px}
.shelfhead{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap}
.shelfhead .all{font:600 9.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;border-bottom:1px solid var(--ink);padding-bottom:4px}


.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}