/* ===== NITYRA — shared design system (all pages) · by Shanda · v2 ===== */
:root{
  --gold:#D4AF37; --gold-l:#F2D98C; --gold-d:#9C7A22;
  --purple:#5B2A9E; --purple-l:#9B6BE0; --silver:#C9CDD6;
  --bg:#0C0817; --surface:#16102A; --raised:#221A40; --line:rgba(255,255,255,.09);
  --text:#F6F1E6; --dim:#B9B2C7; --faint:#7E7796;
  --recall:#16C2C2; --recall-l:#5BE9E9;
  --renew:#2BA4FF; --renew-l:#19E1FF;
  --reset:#B9A7F0; --reset-d:#8E78D6;
  --serif:'Playfair Display',Georgia,serif; --sans:'Inter',system-ui,sans-serif;
  --maxw:1180px; --c:var(--gold);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--text);background:var(--bg);line-height:1.65;overflow-x:hidden;
  background-image:radial-gradient(900px 600px at 82% -8%,rgba(91,42,158,.24),transparent 60%),
                   radial-gradient(820px 560px at 6% 0%,color-mix(in srgb,var(--c) 22%,transparent),transparent 56%),
                   radial-gradient(700px 600px at 100% 60%,color-mix(in srgb,var(--c) 12%,transparent),transparent 60%);}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--c);font-weight:600}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.08;letter-spacing:-.01em}
.gold-text{background:linear-gradient(120deg,var(--gold-l),var(--gold) 50%,var(--gold-d));-webkit-background-clip:text;background-clip:text;color:transparent}
.c-text{background:linear-gradient(120deg,var(--c),#fff 130%);-webkit-background-clip:text;background-clip:text;color:transparent}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;padding:14px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;font-family:var(--sans)}
.btn-gold{background:linear-gradient(120deg,var(--gold-l),var(--gold) 55%,var(--gold-d));color:#1a1306;box-shadow:0 10px 30px -10px rgba(212,175,55,.6)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(212,175,55,.75)}
.btn-c{background:linear-gradient(120deg,var(--c),color-mix(in srgb,var(--c) 60%,#000));color:#04121a;box-shadow:0 10px 30px -10px var(--c)}
.btn-c:hover{transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--c);color:#fff}

/* NAV + mega-menu */
nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
nav.scrolled{background:rgba(12,8,23,.78);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand svg{width:38px;height:38px}
.brand .wm{font-family:var(--serif);font-weight:700;font-size:22px;letter-spacing:.22em;padding-left:2px;color:var(--text)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links>a,.nav-links>.has-menu>span{font-size:14.5px;color:var(--dim);font-weight:500;transition:color .2s;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.nav-links>a:hover,.has-menu:hover>span{color:var(--text)}
.has-menu{position:relative}
.has-menu .caret{width:9px;height:9px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg);margin-top:-3px;transition:transform .2s}
.has-menu:hover .caret{transform:rotate(225deg);margin-top:2px}
.mega{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);width:560px;background:rgba(18,12,36,.97);backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:20px;padding:14px;opacity:0;visibility:hidden;transition:opacity .22s,transform .22s;box-shadow:0 30px 70px -20px rgba(0,0,0,.7);display:grid;grid-template-columns:1fr 1fr;gap:8px}
.has-menu:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.mega a{display:flex;gap:13px;align-items:flex-start;padding:14px;border-radius:14px;transition:background .2s}
.mega a:hover{background:rgba(255,255,255,.05)}
.mega .mg-ic{width:42px;height:42px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.mega .mg-ic svg{width:26px;height:26px}
.mega b{font-size:15px;color:var(--text);font-weight:600}
.mega span{display:block;color:var(--faint);font-size:12.5px;margin-top:2px;line-height:1.4}
.mega .mg-all{grid-column:1/3;text-align:center;color:var(--gold-l);font-size:13px;padding:10px;border-top:1px solid var(--line);margin-top:4px}
.nav-cta{display:flex;gap:12px;align-items:center}
@media(max-width:900px){.nav-links{display:none}.nav-cta .btn-ghost{display:none}}

/* sections */
section{position:relative;padding:110px 0}
.sec-head{max-width:700px;margin:0 auto 60px;text-align:center}
.sec-head h2{font-size:clamp(30px,4.6vw,52px);margin:14px 0 0}
.sec-head p{color:var(--dim);margin-top:18px;font-size:17px}
.glow{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}
.tint{background:linear-gradient(180deg,transparent,rgba(22,16,42,.5),transparent)}

/* protocol cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:860px){.cards{grid-template-columns:1fr}}
.card{position:relative;background:linear-gradient(180deg,rgba(34,26,64,.55),rgba(22,16,42,.4));border:1px solid var(--line);border-radius:22px;padding:34px 30px;overflow:hidden;transition:transform .3s,border-color .3s,box-shadow .3s;display:block}
.card:hover{transform:translateY(-6px);border-color:var(--cc);box-shadow:0 24px 60px -28px var(--cc)}
.card::before{content:"";position:absolute;top:-1px;left:24px;right:24px;height:2px;background:linear-gradient(90deg,transparent,var(--cc),transparent)}
.card .badge{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:rgba(255,255,255,.04);border:1px solid var(--line);box-shadow:inset 0 0 30px -10px var(--cc)}
.card .badge svg{width:40px;height:40px}
.card h3{font-size:26px;margin:22px 0 4px}
.card .lane{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--cc);font-weight:600}
.card p{color:var(--dim);margin-top:14px;font-size:15.5px}
.card .more{margin-top:18px;color:var(--cc);font-size:14px;font-weight:600;display:inline-flex;gap:7px;align-items:center}
.card:hover .more{gap:11px}

/* bottle showcase */
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;align-items:end}
@media(max-width:860px){.shelf{grid-template-columns:1fr;gap:50px}}
.shelf .bt{display:flex;flex-direction:column;align-items:center;text-align:center}
.shelf .bt svg{width:190px;height:auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.5));transition:transform .4s}
.shelf .bt:hover svg{transform:translateY(-10px) rotate(-1deg)}
.shelf .bt h4{font-family:var(--serif);font-size:22px;margin-top:24px}
.shelf .bt .ln{font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;margin-top:4px}
.shelf .bt p{color:var(--dim);font-size:14.5px;margin-top:10px;max-width:300px}

/* stat band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
@media(max-width:760px){.stats{grid-template-columns:1fr 1fr}}
.stat b{font-family:var(--serif);font-size:clamp(34px,5vw,52px);color:var(--gold-l);display:block;line-height:1}
.stat span{color:var(--faint);font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-top:10px;display:block}

/* science / split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:44px}}
.split h2{font-size:clamp(28px,4.4vw,46px);margin:14px 0 0}
.split p{color:var(--dim);margin-top:18px;font-size:16.5px}
.pillars-list{margin-top:26px;display:flex;flex-direction:column;gap:2px}
.pillars-list .pl{display:flex;gap:16px;padding:16px 4px;border-bottom:1px solid var(--line)}
.pillars-list .pl:last-child{border-bottom:0}
.pillars-list .ic{flex-shrink:0;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 14%,transparent);border:1px solid color-mix(in srgb,var(--c) 32%,transparent);color:var(--c)}
.pillars-list .ic svg{width:20px;height:20px}
.pillars-list b{font-weight:600;font-size:15.5px}
.pillars-list span{display:block;color:var(--faint);font-size:14px;margin-top:2px}

/* ingredient / what's inside grid */
.inside{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:860px){.inside{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.inside{grid-template-columns:1fr}}
.ingr{background:rgba(22,16,42,.5);border:1px solid var(--line);border-radius:18px;padding:26px 22px;transition:border-color .3s,transform .3s}
.ingr:hover{border-color:var(--c);transform:translateY(-4px)}
.ingr .dot{width:36px;height:36px;border-radius:50%;background:color-mix(in srgb,var(--c) 25%,transparent);border:1px solid var(--c);display:grid;place-items:center;color:var(--c)}
.ingr .dot svg{width:18px;height:18px}
.ingr h4{font-size:18px;margin:16px 0 6px;font-family:var(--serif);font-weight:600}
.ingr p{color:var(--dim);font-size:14px}

/* daily loop steps */
.loop{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:860px){.loop{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.loop{grid-template-columns:1fr}}
.step{background:rgba(22,16,42,.5);border:1px solid var(--line);border-radius:18px;padding:26px 22px}
.step .n{font-family:var(--serif);font-size:15px;color:var(--c);border:1px solid color-mix(in srgb,var(--c) 40%,transparent);width:34px;height:34px;border-radius:50%;display:grid;place-items:center}
.step h4{font-size:18px;margin:16px 0 6px;font-family:var(--serif);font-weight:600}
.step p{color:var(--dim);font-size:14px}

/* manifesto / quote */
.manifesto{text-align:center;max-width:880px;margin:0 auto}
.manifesto p{font-family:var(--serif);font-size:clamp(24px,3.4vw,38px);line-height:1.4;font-weight:500;font-style:italic}
.manifesto .by{font-family:var(--sans);font-style:normal;color:var(--faint);font-size:14px;letter-spacing:.1em;text-transform:uppercase;margin-top:24px}

/* FAQ */
.faq{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:rgba(22,16,42,.5);border:1px solid var(--line);border-radius:16px;padding:4px 22px;transition:border-color .25s}
.faq details[open]{border-color:color-mix(in srgb,var(--gold) 40%,transparent)}
.faq summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:600;font-size:16.5px;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-l);font-size:22px;font-weight:400;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--dim);padding:0 0 20px;font-size:15px}

/* membership / cta */
.member{position:relative;border:1px solid rgba(212,175,55,.3);border-radius:28px;padding:60px 44px;text-align:center;overflow:hidden;background:linear-gradient(180deg,rgba(34,26,64,.6),rgba(22,16,42,.5))}
.member h2{font-size:clamp(28px,4.4vw,46px);position:relative}
.member p{color:var(--dim);max-width:620px;margin:18px auto 0;position:relative}
.pillars{display:flex;justify-content:center;gap:40px;flex-wrap:wrap;margin:38px 0 4px;position:relative}
.pillars b{font-family:var(--serif);font-size:34px;color:var(--gold-l);display:block}
.pillars span{color:var(--faint);font-size:13px;letter-spacing:.12em;text-transform:uppercase}
.final{text-align:center}
.final h2{font-size:clamp(32px,5.5vw,64px)}
.final p{color:var(--dim);margin-top:18px;font-size:18px}

/* footer */
footer{border-top:1px solid var(--line);padding:60px 0 40px;margin-top:40px}
.foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot-brand{max-width:300px}
.foot-brand p{color:var(--faint);font-size:14px;margin-top:14px}
.foot-col h5{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.foot-col a{display:block;color:var(--dim);font-size:14.5px;margin-bottom:10px}
.foot-col a:hover{color:var(--gold-l)}
.foot-bot{margin-top:46px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--faint);font-size:13px}
.disclaimer{color:var(--faint);font-size:11.5px;max-width:var(--maxw);margin:20px auto 0;padding:0 24px;line-height:1.6;opacity:.8}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{animation:none!important}}

/* product page hero */
.phero{position:relative;min-height:92vh;display:flex;align-items:center;padding:120px 0 70px;overflow:hidden}
.phero .glow.a{width:560px;height:560px;top:-120px;right:-100px;background:color-mix(in srgb,var(--c) 38%,transparent)}
.phero .glow.b{width:420px;height:420px;bottom:-140px;left:-80px;background:rgba(212,175,55,.12)}
.phero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
@media(max-width:880px){.phero-grid{grid-template-columns:1fr;text-align:center}.phero .bottle-stage{order:-1}}
.phero h1{font-size:clamp(40px,6.2vw,74px);margin:18px 0 0}
.phero .sub{font-size:clamp(17px,2.1vw,20px);color:var(--dim);max-width:520px;margin:22px 0 0}
.phero .cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
@media(max-width:880px){.phero .cta{justify-content:center}.phero .sub{margin-left:auto;margin-right:auto}}
.bottle-stage{display:flex;justify-content:center;position:relative}
.bottle-stage svg{width:min(330px,80%);height:auto;filter:drop-shadow(0 40px 60px rgba(0,0,0,.6));animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.crumb{position:relative;z-index:2;font-size:13px;color:var(--faint);padding-top:96px}
.crumb a:hover{color:var(--c)}
/* cross-sell */
.xsell{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:680px){.xsell{grid-template-columns:1fr}}
.xsell a{display:flex;align-items:center;gap:16px;background:rgba(22,16,42,.5);border:1px solid var(--line);border-radius:18px;padding:22px;transition:border-color .3s,transform .3s}
.xsell a:hover{transform:translateY(-4px)}
.xsell .xi{width:46px;height:46px;flex-shrink:0}
.xsell b{font-size:17px}.xsell span{display:block;color:var(--faint);font-size:13px;margin-top:2px}
/* product story band */
.story{position:relative;overflow:hidden;padding:120px 0}
.story .glow{width:540px;height:440px;top:-110px;left:50%;transform:translateX(-50%);background:color-mix(in srgb,var(--c) 22%,transparent)}
.story-in{max-width:840px;margin:0 auto;text-align:center;position:relative;z-index:2}
.story-in h2{font-size:clamp(30px,4.8vw,52px);margin-top:14px}
.story-in .lead{font-size:clamp(18px,2.3vw,23px);color:var(--text);margin-top:24px;line-height:1.6}
.story-in p{color:var(--dim);margin-top:18px;font-size:16.5px;line-height:1.75}
.story-quote{font-family:var(--serif);font-style:italic;font-weight:500;font-size:clamp(24px,3.4vw,38px);line-height:1.35;margin-top:44px;padding-top:38px;border-top:1px solid var(--line)}