/* =========================================================
   SUTARA DIAMONDS — demo stylesheet
   Palette: white · black · royal blue
   ========================================================= */
:root{
  --accent:#0057a3;
  --blue:#0057a3; --blue-2:#1f7fd6; --blue-soft:#e9f2fb; --blue-deep:#003e75; --navy:#01162c; --blue-light:#9ccaf2;
  --ink:#0a0a0f; --ink-2:#16171f; --mute:#5c6270; --line:#e3e8f0; --mist:#f4f7fb; --white:#fff;
  --serif:'Cormorant Garamond', Georgia, serif; --sans:'Poppins', system-ui, sans-serif;
  --ease:cubic-bezier(.16,1,.3,1); --ease-soft:cubic-bezier(.45,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-weight:400;color:var(--ink);background:var(--white);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:400}
em{font-style:italic}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}

/* ---------- type ---------- */
.eyebrow{font:500 11px/1 var(--sans);letter-spacing:.34em;text-transform:uppercase;color:var(--blue);margin:0 0 18px}
.eyebrow.light{color:var(--blue-light)}
h2{font-family:var(--serif);font-weight:300;font-size:clamp(38px,4.6vw,64px);line-height:1.04;letter-spacing:-.01em}
h2 em{color:var(--accent)}
.h-sm{font-size:clamp(30px,3vw,42px)}
.lead{font-size:17px;line-height:1.7;color:var(--mute);max-width:580px;margin:18px auto 0;font-weight:300}
.sec-head{margin-bottom:56px}
.sec-head.center{text-align:center}
.sec-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.link-arrow{font:500 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;border-bottom:1px solid currentColor;padding-bottom:6px;transition:color .3s}
.link-arrow::after{content:' →'}
.link-arrow:hover{color:var(--blue)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:17px 32px;font:500 12px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;border:1px solid transparent;position:relative;overflow:hidden;transition:background .6s var(--ease),color .6s var(--ease),border-color .6s var(--ease),transform .6s var(--ease)}
.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%);transition:transform 1.2s var(--ease)}
.btn:hover::before{transform:translateX(120%)}
.btn i{font-style:normal;transition:transform .3s}
.btn:hover i{transform:translateX(4px)}
.btn-white{background:#ffffff;color:var(--ink)}
.btn-white:hover{color:var(--blue)}
.btn-ghost-light{border-color:rgba(255,255,255,.45);color:#ffffff}
.btn-ghost-light:hover{background:#ffffff;color:var(--ink)}
.btn-blue{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-blue:hover{background:var(--blue-deep);border-color:var(--blue-deep)}
.btn-black{background:var(--ink);color:#ffffff}
.btn-black{border-color:var(--ink)}.btn-black:hover{background:var(--blue);border-color:var(--blue)}
.btn-line{border-color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#ffffff}
.btn-blue-line{border-color:var(--blue);color:var(--blue)}
.btn-blue-line:hover{background:var(--blue);color:#fff}
.btn.wide{width:100%}

/* ---------- preloader ---------- */
.preloader{position:fixed;inset:0;z-index:999;background:#ffffff;display:grid;place-content:center;justify-items:center;gap:22px;transition:opacity 1.1s var(--ease-soft) .1s,visibility 1.1s .1s}
.pre-gem{width:120px;fill:none;stroke:var(--blue);stroke-width:1.4;stroke-linejoin:round;stroke-dasharray:600;stroke-dashoffset:600;animation:draw 1.6s var(--ease) forwards}
.pre-word{font:400 22px/1 var(--serif);letter-spacing:.6em;padding-left:.6em;color:var(--ink);opacity:0;animation:fadeUp .9s .6s forwards}
body.loaded .preloader{opacity:0;visibility:hidden}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- top bar & header ---------- */
.topbar{background:var(--ink);color:#dddddd;height:34px;overflow:hidden;font-size:11px;letter-spacing:.18em;text-transform:uppercase;display:flex;align-items:center}
.marquee-mini{display:flex;gap:28px;white-space:nowrap;animation:mini 32s linear infinite;padding-left:100%}
.marquee-mini i{color:var(--blue-light);font-style:normal}
@keyframes mini{to{transform:translate3d(-100%,0,0)}}
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:background .4s,color .4s,border-color .4s}
body.hero-dark .site-header{position:fixed;top:34px;left:0;right:0;background:transparent;border-color:rgba(255,255,255,.14);color:#fff;backdrop-filter:none;transition:background .7s var(--ease),color .7s var(--ease),border-color .7s var(--ease),backdrop-filter .7s}
body.hero-dark .site-header.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-color:var(--line);color:var(--ink)}
@keyframes slideDown{from{transform:translateY(-100%)}to{transform:none}}
.header-in{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:84px}
.nav{display:flex;gap:34px}
.nav a{font:400 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;position:relative;padding:6px 0}
.nav a::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease)}
.nav a:hover::after,.nav a.on::after{transform:scaleX(1);transform-origin:left}
.header-right{display:flex;justify-content:flex-end;align-items:center;gap:34px}
.logo{display:grid;justify-items:center;line-height:1}
.logo-gem{width:26px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round;margin-bottom:6px;transition:transform .8s var(--ease)}
.logo:hover .logo-gem{transform:rotateY(180deg)}
.logo-word{font:500 28px/1 var(--serif);letter-spacing:.42em;padding-left:.42em}
.logo-sub{font:500 8.5px/1 var(--sans);letter-spacing:.62em;padding-left:.62em;margin-top:6px;opacity:.75}
.header-icons{display:flex;gap:18px}
.header-icons svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;transition:stroke .3s}
.header-icons a:hover svg{stroke:var(--blue-2)}
.burger{display:none;width:28px;height:20px;position:relative}
.burger span{position:absolute;left:0;right:0;height:1.5px;background:currentColor;transition:transform .3s}
.burger span:first-child{top:5px}.burger span:last-child{bottom:5px}
.menu-open .burger span:first-child{transform:translateY(4px) rotate(45deg)}
.menu-open .burger span:last-child{transform:translateY(-4px) rotate(-45deg)}
.mobile-nav{display:none}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:max(100vh,760px);display:flex;align-items:center;color:#ffffff;overflow:hidden;background:var(--navy)}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-slides{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:68% center;opacity:0;transform:scale(1.1);transition:opacity 2.2s var(--ease-soft),transform 9s cubic-bezier(.25,.1,.25,1);will-change:opacity,transform}
.hero-slide.on{opacity:1;transform:scale(1.0)}
.hero-shade{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(1,14,30,.92) 0%,rgba(1,22,44,.72) 32%,rgba(1,22,44,.18) 62%,rgba(1,22,44,0) 80%),linear-gradient(0deg,rgba(1,14,30,.65) 0%,rgba(1,14,30,0) 35%)}
.hero-in{position:relative;z-index:2;width:100%;padding-top:110px}
.hero-nav{position:absolute;right:max(32px,calc((100vw - 1280px)/2 + 32px));bottom:44px;z-index:3;display:flex;gap:18px;align-items:center}
.hero-nav button{width:64px;padding:12px 0;position:relative;font:500 11px/1 var(--sans);letter-spacing:.2em;color:rgba(255,255,255,.55);text-align:left;transition:color .8s var(--ease)}
.hero-nav button::before{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:rgba(255,255,255,.25)}
.hero-nav button::after{content:'';position:absolute;left:0;bottom:0;height:1px;width:0;background:#fff}
.hero-nav button.on{color:#fff}
.hero-nav button.on::after{animation:heroBar 7s linear forwards}
@keyframes heroBar{to{width:100%}}
.hero-caption{position:absolute;right:max(32px,calc((100vw - 1280px)/2 + 32px));bottom:96px;z-index:3;text-align:right;font:italic 300 20px/1.3 var(--serif);color:rgba(255,255,255,.85);transition:opacity 1s var(--ease-soft)}
.hero-caption small{display:block;font:500 10px/1 var(--sans);font-style:normal;letter-spacing:.28em;text-transform:uppercase;color:var(--blue-light);margin-bottom:8px}
.hero-copy{max-width:600px}
.hero-title{font:300 clamp(54px,7.6vw,118px)/.98 var(--serif);letter-spacing:-.02em;margin-bottom:26px}
.hero-title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero-title .line>span{display:inline-block;transform:translate3d(0,110%,0);transition:transform 1.8s var(--ease)}
.hero-title .line:nth-child(2)>span{transition-delay:.15s}
.hero-title em{color:var(--blue-light)}
body.loaded .hero-title .line>span{transform:none}
.hero-sub{font-size:18px;line-height:1.7;font-weight:300;color:#dfdfdf;max-width:470px;margin:0 0 38px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:44px;list-style:none;padding:0;margin:64px 0 0;border-top:1px solid rgba(255,255,255,.16);padding-top:26px;max-width:520px}
.hero-stats b{display:block;font:400 30px/1 var(--serif);margin-bottom:8px}
.hero-stats span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#b9b9b9}
.scroll-cue{position:absolute;bottom:34px;left:50%;width:22px;height:36px;border:1px solid rgba(255,255,255,.5);border-radius:12px;transform:translateX(-50%);z-index:3}
.scroll-cue span{position:absolute;left:50%;top:7px;width:2px;height:7px;background:#ffffff;border-radius:2px;transform:translateX(-50%);animation:cue 1.8s infinite}
@keyframes cue{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}100%{opacity:0;transform:translate(-50%,12px)}}
.sparkle-dot{position:fixed;pointer-events:none;z-index:70;width:10px;height:10px;background:radial-gradient(circle,#ffffff 0 18%,transparent 20%),conic-gradient(from 45deg,transparent 0 22%,#ffffff 24% 26%,transparent 28% 47%,#ffffff 49% 51%,transparent 53% 72%,#ffffff 74% 76%,transparent 78%);border-radius:50%;animation:sparkOut 1.4s var(--ease-soft) forwards;will-change:transform,opacity}
@keyframes sparkOut{from{opacity:1;transform:scale(1) rotate(0)}to{opacity:0;transform:scale(.2) rotate(90deg) translateY(14px)}}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translate3d(0,36px,0);transition:opacity 1.6s var(--ease),transform 1.6s var(--ease);will-change:opacity,transform}
.reveal.in{opacity:1;transform:none}

/* ---------- find section ---------- */
.find{padding:130px 0 120px;background:linear-gradient(#ffffff,#f8f8f8)}
.find-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:28px;align-items:stretch}
.panel-tag{display:inline-flex;gap:10px;align-items:center;font:500 11px/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--blue);margin-bottom:16px}
.panel-tag span{padding:5px 10px;border:1px solid currentColor;border-radius:20px;letter-spacing:.12em;font-size:10px;opacity:.8}
.panel-tag.light{color:var(--blue-light)}
.quick h3,.adv h3{font:400 32px/1.15 var(--serif);margin-bottom:30px}
.quick{background:#ffffff;border:1px solid var(--line);padding:44px;box-shadow:0 30px 80px -40px rgba(1,22,44,.25)}
.q-block{margin-bottom:28px}
.q-label{display:flex;justify-content:space-between;font:500 11px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--mute);margin-bottom:14px}
.q-label span{letter-spacing:.06em;text-transform:none;font-size:13px;color:var(--ink)}
.q-label b{font-weight:500;color:var(--blue)}
.shape-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:8px}
.shape-pick{display:grid;justify-items:center;gap:6px;padding:12px 4px 10px;border:1px solid var(--line);color:#414141;transition:all .6s var(--ease)}
.shape-pick svg{width:30px;height:30px}
.shape-pick span{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase}
.shape-pick:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.shape-pick.on{border-color:var(--blue);background:var(--blue-soft);color:var(--blue)}
.seg{display:flex;border:1px solid var(--line)}
.seg label{flex:1;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;text-align:center;padding:13px 6px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;transition:all .6s var(--ease)}
.seg input:checked+span{background:var(--ink);color:#ffffff}
.q-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;border-top:1px solid var(--line);margin-top:8px;flex-wrap:wrap}
.q-count{font-size:14px;color:var(--mute)}
.q-count b{font:500 26px/1 var(--serif);color:var(--ink);margin-right:4px;display:inline-block;min-width:28px}

/* dual range */
.dual{position:relative;height:30px;--l:0%;--r:0%}
.dual input{position:absolute;left:0;width:100%;top:6px;margin:0;height:18px;background:none;pointer-events:none;-webkit-appearance:none;appearance:none;z-index:2}
.dual input::-webkit-slider-thumb{-webkit-appearance:none;pointer-events:auto;width:20px;height:20px;border-radius:50%;background:#ffffff;border:2px solid var(--blue);box-shadow:0 2px 10px rgba(0,87,163,.35);cursor:grab}
.dual input::-moz-range-thumb{pointer-events:auto;width:18px;height:18px;border-radius:50%;background:#ffffff;border:2px solid var(--blue);cursor:grab}
.dual input::-webkit-slider-runnable-track{background:none}
.dual input::-moz-range-track{background:none}
.dual-track{position:absolute;left:0;right:0;top:14px;height:2px;background:var(--line)}
.dual-fill{position:absolute;top:0;bottom:0;left:var(--l);right:var(--r);background:var(--blue)}
.dual.big .dual-track{height:3px}

/* advanced panel */
.adv{position:relative;overflow:hidden;background:linear-gradient(160deg,#03294f 0%,#01162c 60%,#000 100%);color:#ffffff;padding:44px;display:flex;flex-direction:column}
.adv-glow{position:absolute;width:420px;height:420px;right:-160px;top:-160px;background:radial-gradient(circle,rgba(31,127,214,.55),transparent 65%);filter:blur(10px);animation:glow 6s ease-in-out infinite alternate}
@keyframes glow{to{transform:translate(-40px,40px) scale(1.15)}}
.adv>*:not(.adv-glow){position:relative}
.adv-steps{list-style:none;margin:0 0 28px;padding:0 0 0 2px;display:grid;gap:4px;position:relative}
.adv-steps::before{content:'';position:absolute;left:15px;top:14px;bottom:14px;width:1px;background:linear-gradient(var(--blue-2),rgba(31,127,214,.1)));transform:scaleY(0);transform-origin:top;transition:transform 1.8s var(--ease) .3s}
.adv.in .adv-steps::before{transform:scaleY(1)}
.adv-steps li{display:flex;gap:18px;align-items:center;padding:9px 0;opacity:0;transform:translateX(-10px);transition:all .6s var(--ease)}
.adv.in .adv-steps li{opacity:1;transform:none}
.adv.in .adv-steps li:nth-child(2){transition-delay:.12s}.adv.in .adv-steps li:nth-child(3){transition-delay:.24s}.adv.in .adv-steps li:nth-child(4){transition-delay:.36s}.adv.in .adv-steps li:nth-child(5){transition-delay:.48s}.adv.in .adv-steps li:nth-child(6){transition-delay:.6s}
.adv-steps i{width:30px;height:30px;border-radius:50%;border:1px solid var(--blue-2);display:grid;place-items:center;font:italic 400 14px/1 var(--serif);background:#04203d;flex:none}
.adv-steps b{display:block;font-weight:500;font-size:15px;letter-spacing:.02em}
.adv-steps span{font-size:13px;color:#a4a4a4}
.adv-q{font:italic 400 20px/1 var(--serif);color:var(--blue-light);margin:auto 0 14px}
.adv-start{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}
.adv-start a{text-align:center;padding:13px 4px;border:1px solid rgba(255,255,255,.2);font-size:12px;letter-spacing:.14em;text-transform:uppercase;transition:all .6s var(--ease)}
.adv-start a:hover{background:var(--blue);border-color:var(--blue);color:#fff}

/* ---------- gem svg ---------- */
.gem-svg{display:block;overflow:visible}
.gem-svg .tw{transform-box:fill-box;transform-origin:center;animation:twinkle 2.8s ease-in-out infinite;opacity:0}
.gem-svg .tw2{animation-delay:1.4s}
@keyframes twinkle{0%,100%{opacity:0;transform:scale(.2) rotate(0)}45%{opacity:1;transform:scale(1.1) rotate(45deg)}60%{opacity:.9}}
.gem-svg .gem-shine{opacity:.0;transform:translateX(-60%);transition:none}
.shape-tile:hover .gem-shine,.d-card:hover .gem-shine,.g-gem .gem-shine{animation:sweep 1.6s var(--ease)}
.g-gem .gem-shine{animation:sweep 3.2s 1s var(--ease) infinite}
@keyframes sweep{0%{opacity:1;transform:translateX(-60%)}100%{opacity:1;transform:translateX(60%)}}

/* ---------- shapes marquee ---------- */
.shapes-band{padding:100px 0 110px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.marquee{overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000000 8%,#000000 92%,transparent);mask:linear-gradient(90deg,transparent,#000000 8%,#000000 92%,transparent)}
.marquee-track{display:flex;width:max-content;animation:marq 60s linear infinite;will-change:transform}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marq{to{transform:translate3d(-50%,0,0)}}
.shape-tile{width:170px;display:grid;justify-items:center;gap:18px;padding:10px 0}
.shape-tile svg{width:92px;height:92px;filter:drop-shadow(0 14px 18px rgba(0,87,163,.18));transition:transform .6s var(--ease)}
.shape-tile:nth-child(odd) svg{animation:floaty 6s var(--ease-soft) infinite}
.shape-tile:nth-child(even) svg{animation:floaty 6s var(--ease-soft) infinite -2.5s}
.shape-tile:hover svg{transform:scale(1.12)}
.shape-tile span{font:400 20px/1 var(--serif)}
@keyframes floaty{0%,100%{translate:0 0}50%{translate:0 -8px}}

/* ---------- story ---------- */
.story{padding:150px 0}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px;align-items:center}
.story-media{position:relative;padding-right:60px}
.story-img{aspect-ratio:4/5;overflow:hidden}
.story-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.8s var(--ease),filter 1.4s var(--ease-soft)}
.story-img:hover img{transform:scale(1.05)}
.story-float{position:absolute;right:0;bottom:-60px;width:44%;border:10px solid #ffffff;box-shadow:0 30px 60px -20px rgba(1,22,44,.45)}
.story-copy p{font-size:17px;line-height:1.85;color:var(--mute);font-weight:300;margin:26px 0 36px}
.pillars{list-style:none;padding:0;margin:0 0 40px;display:grid;gap:22px}
.pillars li{display:flex;gap:18px;align-items:flex-start}
.pillars svg{width:40px;height:40px;padding:9px;border:1px solid var(--line);border-radius:50%;fill:none;stroke:var(--blue);stroke-width:1.4;stroke-linejoin:round;flex:none}
.pillars b{display:block;font:500 15px/1.3 var(--sans);margin-bottom:3px}
.pillars span{font-size:14px;color:var(--mute)}

/* shine sweep on media */
.shine{position:relative;overflow:hidden}
.shine::after{content:'';position:absolute;inset:0;background:linear-gradient(115deg,transparent 38%,rgba(255,255,255,.3) 50%,transparent 62%);transform:translateX(-130%);transition:transform 1.6s var(--ease);pointer-events:none;z-index:2}
.shine:hover::after{transform:translateX(130%)}

/* ---------- occasions ---------- */
.occasions{padding:130px 0;background:var(--mist)}
.occ-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.occ-card{position:relative;aspect-ratio:3/4.2;overflow:hidden;color:#ffffff;background:#111111}
.occ-card img{width:100%;height:100%;object-fit:cover;transition:transform 1.8s var(--ease),filter 1.4s var(--ease-soft)}
.occ-card::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(1,22,44,.85));z-index:1;transition:background .5s}
.occ-card:hover img{transform:scale(1.08)}
.occ-card:hover::before{background:linear-gradient(180deg,rgba(0,87,163,.1) 20%,rgba(1,22,44,.92))}
.occ-info{position:absolute;left:26px;right:26px;bottom:26px;z-index:3}
.occ-info h3{font:400 32px/1 var(--serif);margin-bottom:8px}
.occ-info p{font-size:14px;color:#dddddd;margin:0 0 16px;font-weight:300}
.occ-info span{font-size:11px;letter-spacing:.24em;text-transform:uppercase;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:5px}
.occ-grid .occ-card:nth-child(2){transition-delay:.1s}.occ-grid .occ-card:nth-child(3){transition-delay:.2s}.occ-grid .occ-card:nth-child(4){transition-delay:.3s}

/* ---------- collection ---------- */
.collection{padding:130px 0}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button{padding:11px 18px;border:1px solid var(--line);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;transition:all .6s var(--ease)}
.tabs button:hover{border-color:var(--ink)}
.tabs button.on{background:var(--ink);border-color:var(--ink);color:#ffffff}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px 24px}
.prod{position:relative}
.prod.hide{display:none}
.prod.pop{animation:pop .6s var(--ease) both}
@keyframes pop{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.prod-img{display:block;aspect-ratio:1/1;background:#f7f7f7;overflow:hidden;position:relative;margin-bottom:18px}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.8s var(--ease)}
.prod:hover .prod-img img{transform:scale(1.07)}
.prod-cta{position:absolute;left:0;right:0;bottom:0;padding:15px;text-align:center;background:var(--ink);color:#ffffff;font-size:11px;letter-spacing:.22em;text-transform:uppercase;transform:translateY(100%);transition:transform .45s var(--ease);z-index:3}
.prod:hover .prod-cta{transform:none}
.heart{position:absolute;top:12px;right:12px;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;z-index:4;transition:transform .3s}
.heart svg{width:17px;fill:none;stroke:var(--ink);stroke-width:1.5}
.heart:hover{transform:scale(1.1)}
.heart.on svg{fill:var(--blue);stroke:var(--blue)}
.prod h3{font:500 22px/1.2 var(--serif);margin-bottom:6px}
.prod-meta{font-size:13px;color:var(--mute);margin:0 0 8px}
.prod-price{font-size:14px;letter-spacing:.04em;margin:0;color:var(--blue);font-weight:500}

/* ---------- lookbook ---------- */
.lookbook{display:grid;grid-template-columns:1.1fr 1fr;min-height:680px;background:var(--ink)}
.look-img{overflow:hidden}
.look-img img{width:100%;height:100%;object-fit:cover}
.look-copy{color:#ffffff;padding:90px 80px;display:flex;flex-direction:column;justify-content:center;background:radial-gradient(circle at 80% 20%,rgba(0,87,163,.45),transparent 55%),var(--ink)}
.look-mark{color:var(--blue-light);font-size:26px;margin-bottom:26px;animation:spinSlow 8s linear infinite;display:inline-block;width:fit-content}
@keyframes spinSlow{to{transform:rotate(360deg)}}
.look-copy blockquote{margin:0 0 26px;font:300 clamp(40px,4.4vw,64px)/1.05 var(--serif)}
.look-copy blockquote em{color:var(--blue-light)}
.look-copy p{color:#c0c0c0;line-height:1.8;font-weight:300;max-width:420px;margin:0 0 38px}
.look-copy .btn{width:fit-content}

/* ---------- 4Cs ---------- */
.education{padding:130px 0}
.cs{border:1px solid var(--line)}
.cs-tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}
.cs-tabs button{padding:26px 10px;text-align:center;border-right:1px solid var(--line);position:relative;transition:background .3s}
.cs-tabs button:last-child{border-right:0}
.cs-tabs button b{display:block;font:400 30px/1 var(--serif);margin-bottom:6px}
.cs-tabs button span{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute)}
.cs-tabs button::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--blue);transform:scaleX(0);transition:transform .5s var(--ease)}
.cs-tabs button.on{background:var(--mist)}
.cs-tabs button.on::after{transform:scaleX(1)}
.cs-tabs button.on b{color:var(--blue)}
.cs-panel{display:none;grid-template-columns:1.1fr 1fr;gap:60px;padding:60px;align-items:center;min-height:340px}
.cs-panel.on{display:grid;animation:pop .7s var(--ease)}
.cs-text h3{font:400 36px/1.1 var(--serif);margin-bottom:16px}
.cs-text p{color:var(--mute);line-height:1.85;font-weight:300;font-size:16px}
.cut-vis{display:grid;gap:18px}
.bar{display:grid;grid-template-columns:110px 1fr;align-items:center;gap:18px;font-size:13px;letter-spacing:.08em}
.bar i{height:8px;background:var(--mist);position:relative;overflow:hidden}
.bar i::after{content:'';position:absolute;inset:0;width:0;background:linear-gradient(90deg,var(--blue-deep),var(--blue-2));transition:width 1.4s var(--ease)}
.cs-panel.on .bar i::after{width:var(--v)}
.colour-vis{display:flex;justify-content:space-between;gap:6px}
.colour-vis span,.clarity-vis span,.carat-vis span{display:grid;justify-items:center;gap:12px;font:400 20px/1 var(--serif)}
.colour-vis i{width:52px;height:52px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffffff 0 25%,rgb(250 251 calc(255 - var(--t) * 105)) 70%,rgb(222 228 calc(240 - var(--t) * 110)));box-shadow:inset 0 0 0 1px rgba(0,0,0,.08),0 8px 18px -8px rgba(0,0,0,.25)}
.clarity-vis{display:flex;justify-content:space-between;gap:6px}
.clarity-vis i{width:56px;height:56px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffffff,#e6edf8);box-shadow:inset 0 0 0 1px #d5deee;position:relative}
.clarity-vis em{position:absolute;left:var(--x);top:var(--y);width:3px;height:3px;border-radius:50%;background:#606060}
.carat-vis{display:flex;justify-content:space-between;align-items:flex-end;gap:8px}
.carat-vis i{width:var(--s);height:var(--s)}
.carat-vis i svg{width:100%;height:100%}

/* ---------- how ---------- */
.how{padding:120px 0;background:var(--mist)}
.how-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}
.how-steps::before{content:'';position:absolute;top:28px;left:10%;right:10%;height:1px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform 2s var(--ease) .2s}
.how-steps.in::before{transform:scaleX(1)}
.how-steps li{text-align:center;position:relative}
.how-steps i{display:grid;place-items:center;width:56px;height:56px;margin:0 auto 22px;border-radius:50%;background:#ffffff;border:1px solid var(--blue);color:var(--blue);font:italic 400 20px/1 var(--serif);position:relative;z-index:1;transition:all .4s}
.how-steps li:hover i{background:var(--blue);color:#ffffff}
.how-steps b{display:block;font:400 22px/1.2 var(--serif);margin-bottom:8px}
.how-steps span{font-size:14px;color:var(--mute);line-height:1.6}

/* ---------- concierge ---------- */
.concierge{position:relative;padding:150px 0;color:#ffffff;text-align:center;overflow:hidden;background:var(--navy)}
.concierge-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45;transform:scale(1.1);animation:kb 22s ease-in-out infinite alternate}
@keyframes kb{to{transform:scale(1.22) translate(-2%,-2%)}}
.concierge::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(1,22,44,.9),rgba(0,62,117,.72));z-index:1}
.concierge-in{position:relative;z-index:2;max-width:720px}
.concierge-in h2 em{color:var(--blue-light)}
.concierge-in p{color:#d4d4d4;font-weight:300;line-height:1.8;font-size:17px;margin:22px 0 40px}
.concierge .hero-cta{justify-content:center}

/* ---------- footer ---------- */
.site-footer{position:relative;background:#050505;color:#b6b6b6;padding:100px 0 0;overflow:hidden}
.footer-glow{position:absolute;left:50%;top:-260px;width:900px;height:500px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(0,87,163,.38),transparent 65%);pointer-events:none}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:60px;position:relative;padding-bottom:70px}
.logo-light{color:#ffffff;justify-items:start}
.logo-light .logo-word{padding-left:0}
.logo-light .logo-sub{padding-left:0}
.f-brand p{line-height:1.8;font-weight:300;margin:24px 0 28px;max-width:340px;font-size:15px}
.f-brand em{color:#ffffff;font-family:var(--serif);font-size:18px}
.f-news{display:flex;border-bottom:1px solid #303030;max-width:360px}
.f-news input{flex:1;background:none;border:0;color:#ffffff;padding:14px 0;font:inherit;outline:none}
.f-news button{color:#ffffff;font-size:20px;padding:0 6px}
.f-news .ok{color:#b6b6b6;margin:12px 0}
.f-col{display:grid;align-content:start;gap:14px;font-size:14px}
.f-col h4{font:500 11px/1 var(--sans);letter-spacing:.28em;text-transform:uppercase;color:#ffffff;margin-bottom:12px}
.f-col a{transition:color .3s}
.f-col a:hover{color:#ffffff}
.f-col p{margin:0;line-height:1.6}
.f-wa{color:#7ee3a4}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid #1f1f1f;padding:26px 32px;font-size:12px;letter-spacing:.06em;color:#7b7b7b;position:relative}

.wa-float{position:fixed;right:24px;bottom:24px;z-index:80;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 10px 30px -6px rgba(37,211,102,.6);transition:transform .6s var(--ease)}.wa-float:hover{transform:scale(1.06)}
.wa-float svg{width:30px}
.wa-float::before{content:'';position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:ping 2.8s var(--ease-soft) infinite}
@keyframes ping{from{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}

/* =========================================================
   FINDER PAGE
   ========================================================= */
.page-hero{position:relative;overflow:hidden;color:#ffffff;text-align:center;padding:210px 0 110px;background:linear-gradient(180deg,rgba(1,14,30,.78),rgba(0,40,80,.82)),url(../img/diamond-round.webp) center 40%/cover}
.page-hero-in{position:relative}
.page-hero h1{font:300 clamp(48px,6vw,86px)/1 var(--serif);margin-bottom:18px}
.page-hero h1 em{color:var(--blue-light)}
.page-hero p{color:#d4d4d4;font-weight:300;font-size:17px;margin:0}
.finder{padding:0 0 120px;background:linear-gradient(var(--mist) 0,#ffffff 600px)}
.stepper{position:relative;top:-46px;display:grid;grid-template-columns:repeat(6,1fr);background:#ffffff;box-shadow:0 30px 70px -30px rgba(1,22,44,.35);border:1px solid var(--line)}
.st{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:12px;align-items:center;padding:20px 18px;border-right:1px solid var(--line);text-align:left;transition:background .3s}
.st:last-of-type{border-right:0}
.st i{grid-row:span 2;width:34px;height:34px;border-radius:50%;border:1px solid #cccccc;display:grid;place-items:center;font:italic 400 16px/1 var(--serif);color:var(--mute);transition:all .35s}
.st span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.st-val{font:500 13px/1.3 var(--sans);font-style:normal;color:var(--blue);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-height:17px}
.st:hover{background:var(--mist)}
.st.active{background:var(--mist)}
.st.active i{background:var(--blue);border-color:var(--blue);color:#ffffff;box-shadow:0 0 0 6px rgba(31,127,214,.15)}
.st.active span{color:var(--ink)}
.st.done i{border-color:var(--blue);color:var(--blue)}
.st-progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:transparent}
.st-progress div{height:100%;background:var(--blue);width:0;transition:width .6s var(--ease)}
.wizard{background:#ffffff;border:1px solid var(--line);padding:50px 54px 34px;margin-top:-16px}
.wz-step{display:none}
.wz-step.on{display:block;animation:pop .6s var(--ease)}
.wz-step h2{font-size:clamp(30px,3.2vw,44px);margin-bottom:34px;display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.wz-step h2 small{font:400 13px/1 var(--sans);color:var(--mute);letter-spacing:.06em}
.opt-grid{display:grid;gap:14px}
.opt{position:relative;border:1px solid var(--line);background:#ffffff;padding:26px 20px;display:grid;justify-items:center;gap:10px;text-align:center;transition:all .7s var(--ease)}
.opt:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 18px 40px -22px rgba(0,87,163,.45)}
.opt.sel{border-color:var(--blue);background:var(--blue-soft);color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
.opt.sel::after{content:'✓';position:absolute;top:10px;right:12px;width:20px;height:20px;border-radius:50%;background:var(--blue);color:#ffffff;font-size:11px;display:grid;place-items:center}
.j-grid{grid-template-columns:repeat(4,1fr)}
.j-opt svg{width:60px;height:60px;fill:none;stroke:currentColor;stroke-width:1.3;stroke-linejoin:round;margin-bottom:6px}
.j-opt b{font:400 26px/1 var(--serif)}
.j-opt span{font-size:13px;color:var(--mute)}
.shape-grid{grid-template-columns:repeat(auto-fill,minmax(112px,1fr))}
.s-opt{padding:22px 10px 16px}
.s-opt svg{width:54px;height:54px;transition:transform .5s var(--ease)}
.s-opt:hover svg{transform:rotate(-8deg) scale(1.08)}
.s-opt b{font-weight:400;font-size:12px;letter-spacing:.16em;text-transform:uppercase}
.carat-box{max-width:680px;margin:0 auto;text-align:center}
.carat-read{display:flex;justify-content:center;align-items:baseline;gap:16px;margin-bottom:26px}
.carat-read b{font:300 64px/1 var(--serif);color:var(--blue)}
.carat-read span{font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.presets{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:28px}
.presets button{padding:11px 18px;border:1px solid var(--line);font-size:12px;letter-spacing:.1em;transition:all .6s var(--ease)}
.presets button:hover,.presets button.on{border-color:var(--blue);color:var(--blue);background:var(--blue-soft)}
.colour-scale{display:grid;grid-template-columns:repeat(8,1fr);gap:10px}
.c-opt{padding:20px 6px}
.c-opt i{width:56px;height:56px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffffff 0 25%,rgb(250 251 calc(255 - var(--t) * 105)) 70%,rgb(222 228 calc(240 - var(--t) * 110)));box-shadow:inset 0 0 0 1px rgba(0,0,0,.08),0 10px 20px -10px rgba(0,0,0,.3)}
.c-opt b{font:400 28px/1 var(--serif)}
.scale-labels{grid-column:1/-1;display:grid;grid-template-columns:3fr 4fr 1fr;gap:10px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);text-align:center}
.scale-labels span{border-top:1px solid var(--line);padding-top:12px}
.type-grid{grid-template-columns:1fr 1fr}
.t-opt{text-align:left;justify-items:start;padding:36px 36px;background-image:radial-gradient(circle at 100% 0,rgba(31,127,214,.1),transparent 50%)}
.t-opt b{font:400 32px/1 var(--serif)}
.t-opt span{font-size:15px;line-height:1.7;color:var(--mute);max-width:420px}
.cut-grid{grid-template-columns:repeat(4,1fr)}
.cut-opt b{font:400 26px/1 var(--serif)}
.sparks{display:flex;gap:4px;color:var(--blue);min-height:24px;align-items:center}
.sparks i{font-style:normal;font-size:18px;animation:twinkleTxt 2s infinite}
.sparks i:nth-child(2){animation-delay:.3s}.sparks i:nth-child(3){animation-delay:.6s}.sparks i:nth-child(4){animation-delay:.9s}
@keyframes twinkleTxt{50%{opacity:.25;transform:scale(.8)}}
.wz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.wz-skip{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);border-bottom:1px solid transparent}
.wz-skip:hover{color:var(--blue);border-color:currentColor}
.res-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:60px 0 26px;flex-wrap:wrap;scroll-margin-top:110px}
.chips{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 10px 8px 14px;background:var(--mist);border:1px solid var(--line);font-size:13px;animation:pop .4s var(--ease)}
.chip button{width:18px;height:18px;border-radius:50%;background:#e4e4e4;font-size:12px;line-height:1;display:grid;place-items:center}
.chip button:hover{background:var(--blue);color:#ffffff}
.chip-clear{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);border-bottom:1px solid currentColor;margin-left:6px}
.chips .muted{font-size:14px;color:var(--mute)}
.res-tools{display:flex;align-items:center;gap:18px}
.res-count{font-size:14px;color:var(--mute)}
.res-count b{font:500 24px/1 var(--serif);color:var(--ink)}
.res-tools select{padding:11px 36px 11px 14px;border:1px solid var(--line);font:inherit;font-size:13px;background:#ffffff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%230a0a0f'/%3E%3C/svg%3E") no-repeat right 14px center;-webkit-appearance:none;appearance:none}
.d-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.d-card{background:#ffffff;border:1px solid var(--line);padding-bottom:22px;transition:all .4s var(--ease);display:block;position:relative}
.d-grid .d-card{animation:pop .55s var(--ease) both;animation-delay:calc(var(--i,0) * 35ms)}
.d-card:hover{border-color:var(--blue);transform:translateY(-4px);box-shadow:0 26px 50px -28px rgba(0,87,163,.5)}
.d-vis{aspect-ratio:1/1;display:grid;place-items:center;background:radial-gradient(circle at 50% 42%,#ffffff 0,#f1f6fc 55%,#e2ecf7 100%);margin-bottom:18px;position:relative;overflow:hidden}
.d-vis svg{width:58%;height:58%;filter:drop-shadow(0 16px 18px rgba(0,87,163,.2));transition:transform .8s var(--ease)}
.d-card:hover .d-vis svg{transform:scale(1.08) rotate(6deg)}
.d-type{position:absolute;top:12px;left:12px;font-size:10px;letter-spacing:.16em;text-transform:uppercase;padding:5px 9px;background:#ffffff;border:1px solid var(--line)}
.d-type.lab{color:var(--blue);border-color:#c5dbf1}
.d-type.natural{color:var(--ink)}
.d-card h3{font:500 15px/1.4 var(--sans);padding:0 20px;margin-bottom:6px}
.d-spec{font-size:13px;color:var(--mute);padding:0 20px;margin:0 0 12px;letter-spacing:.03em}
.d-price{font:500 24px/1 var(--serif);padding:0 20px;margin:0}
.d-go{position:absolute;right:18px;bottom:22px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--blue);opacity:0;transform:translateX(-6px);transition:all .35s}
.d-card:hover .d-go{opacity:1;transform:none}
.empty{text-align:center;padding:70px 20px;border:1px dashed #d6d6d6}
.empty svg{width:60px;height:60px;margin:0 auto 18px;color:var(--blue)}
.empty h3{font:400 30px/1 var(--serif);margin-bottom:10px}
.empty p{color:var(--mute);margin:0 auto 24px;max-width:440px;line-height:1.7}

/* =========================================================
   DETAIL PAGE
   ========================================================= */
.detail{padding:36px 0 100px}
.crumbs{display:flex;gap:10px;font-size:12px;letter-spacing:.1em;color:var(--mute);margin-bottom:30px;flex-wrap:wrap}
.crumbs a:hover{color:var(--blue)}
.crumbs b{font-weight:500;color:var(--ink)}
.detail-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:70px;align-items:start}
.gallery{position:sticky;top:110px}
.g-main{position:relative;aspect-ratio:1/1;background:radial-gradient(circle at 50% 42%,#ffffff 0,#edf3fb 55%,#dbe7f5 100%);overflow:hidden;border:1px solid var(--line)}
.g-slide{position:absolute;inset:0;display:grid;place-items:center;opacity:0;visibility:hidden;transition:opacity .6s,visibility .6s}
.g-slide.on{opacity:1;visibility:visible}
.g-slide img{width:100%;height:100%;object-fit:cover}
.g-gem{width:58%;perspective:900px;animation:floaty 7s var(--ease-soft) infinite}
.g-gem svg{width:100%;height:auto;filter:drop-shadow(0 34px 34px rgba(0,87,163,.28));transition:transform .25s ease-out}
.g-hint{position:absolute;bottom:20px;left:0;right:0;text-align:center;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.cert{width:78%;background:#ffffff;border:1px solid #dfdfdf;outline:6px double #ececec;outline-offset:-14px;padding:34px 34px 24px;box-shadow:0 30px 60px -30px rgba(1,22,44,.35)}
.cert-head{display:flex;align-items:baseline;gap:14px;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:16px}
.cert-head b{font:600 30px/1 var(--serif);color:var(--blue)}
.cert-head span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.cert dl{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;margin:0;font-size:13px}
.cert dt{color:var(--mute)}
.cert dd{margin:0;font-weight:500;text-align:right}
.cert-foot{margin-top:16px;font-size:11px;color:var(--mute);text-align:center}
.g-thumbs{display:flex;gap:12px;margin-top:14px}
.g-thumbs button{width:92px;border:1px solid var(--line);padding:0 0 8px;background:#ffffff;transition:border-color .3s}
.g-thumbs button.on{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
.g-thumbs svg,.g-thumbs img{width:100%;height:72px;object-fit:cover;padding:0;background:var(--mist)}
.g-thumbs svg{padding:12px}
.t-cert{display:grid;place-items:center;height:72px;font:600 22px/1 var(--serif);color:var(--blue);background:var(--mist)}
.g-thumbs span{display:block;font-size:10px;letter-spacing:.14em;text-transform:uppercase;margin-top:8px;color:var(--mute)}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.badges span{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;padding:6px 11px;border:1px solid var(--line)}
.b-type.lab{color:var(--blue);border-color:#c5dbf1;background:var(--blue-soft)}
.b-type.natural{background:var(--ink);color:#ffffff;border-color:var(--ink)}
.b-stock{color:#1d8a52;border-color:#cdebd9!important}
.info h1{font:400 clamp(34px,3.4vw,48px)/1.08 var(--serif);margin-bottom:12px}
.sku{font-size:13px;color:var(--mute);letter-spacing:.04em;margin:0 0 24px}
.price-row{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:26px}
.price{font:500 42px/1 var(--serif);color:var(--blue-deep)}
.price-note{font-size:12px;color:var(--mute);letter-spacing:.04em}
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);margin-bottom:30px}
.spec-grid div{padding:14px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.spec-grid div:nth-child(4n){border-right:0}
.spec-grid div:nth-child(n+5){border-bottom:0}
.spec-grid span{display:block;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);margin-bottom:6px}
.spec-grid b{font-weight:500;font-size:15px}
.choose label{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);margin-bottom:12px}
.pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.pills button{padding:11px 18px;border:1px solid var(--line);font-size:13px;transition:all .6s var(--ease)}
.pills button:hover{border-color:var(--ink)}
.pills button.on{background:var(--ink);color:#ffffff;border-color:var(--ink)}
.metals{display:flex;gap:12px;align-items:center;margin-bottom:30px}
.metals button{width:34px;height:34px;border-radius:50%;background:var(--m);box-shadow:inset 0 0 0 1px rgba(0,0,0,.1);outline:1px solid transparent;outline-offset:3px;transition:outline-color .3s}
.metals button.on{outline-color:var(--ink)}
.metals span{font-size:13px;color:var(--mute);margin-left:6px}
.actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.wa-line{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#1d8a52;margin-bottom:26px}
.wa-line svg{width:18px;fill:none;stroke:currentColor;stroke-width:1.6}
.wa-line:hover{text-decoration:underline}
.assure{list-style:none;padding:20px 0;margin:0 0 10px;display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:13px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.assure li{color:var(--ink)}
.acc details{border-bottom:1px solid var(--line)}
.acc summary{list-style:none;cursor:pointer;padding:18px 0;font-size:13px;letter-spacing:.16em;text-transform:uppercase;display:flex;justify-content:space-between}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:'+';font-size:18px;transition:transform .3s}
.acc details[open] summary::after{transform:rotate(45deg)}
.acc p{margin:0 0 18px;color:var(--mute);line-height:1.75;font-size:14px}
.similar{padding:90px 0 120px;background:var(--mist)}
.d-grid.four{grid-template-columns:repeat(4,1fr)}

/* modal */
.modal{position:fixed;inset:0;z-index:200;background:rgba(1,14,30,.62);backdrop-filter:blur(6px);display:grid;place-items:center;padding:20px;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
.modal.open{opacity:1;visibility:visible}
.modal-box{position:relative;width:min(940px,100%);max-height:94vh;overflow:auto;background:#ffffff;display:grid;grid-template-columns:320px 1fr;transform:translateY(20px) scale(.98);transition:transform .5s var(--ease)}
.modal.open .modal-box{transform:none}
.modal-x{position:absolute;top:10px;right:16px;font-size:30px;line-height:1;z-index:3;color:var(--mute)}
.modal-x:hover{color:var(--ink)}
.modal-side{background:radial-gradient(circle at 50% 30%,#ffffff,#e2ecf7);padding:44px 30px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;justify-content:center}
.modal-side svg{width:150px;height:150px;margin-bottom:16px;animation:floaty 6s var(--ease-soft) infinite}
.modal-side b{font:500 22px/1.2 var(--serif)}
.modal-side span{font-size:13px;color:var(--mute)}
.modal-side .ms-price{font:500 30px/1 var(--serif);color:var(--blue-deep);margin-top:8px}
.modal-side.dark{background:radial-gradient(circle at 50% 20%,#0057a3,#01162c 75%);color:#ffffff}
.modal-side.dark span{color:#c5c5c5}
.ms-setting em{font-style:normal;color:#ffffff}
.ms-sum{width:100%;margin-top:22px;border-top:1px solid rgba(255,255,255,.18);padding-top:16px;display:grid;gap:10px;font-size:13px}
.ms-sum div{display:flex;justify-content:space-between}
.ms-sum b{font-weight:500}
.ms-sum .tot{border-top:1px solid rgba(255,255,255,.18);padding-top:12px;font-size:15px}
.ms-sum .tot b{font:500 24px/1 var(--serif)}
.modal-form{padding:46px 44px 40px}
.modal-form h3{font:400 34px/1.1 var(--serif);margin-bottom:10px}
.mf-note{font-size:14px;color:var(--mute);line-height:1.6;margin:0 0 24px}
.f-row{margin-bottom:18px}
.f-row.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.f-row label{display:block;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute)}
.f-row input,.f-row textarea{display:block;width:100%;margin-top:8px;padding:12px 0;border:0;border-bottom:1px solid #d6d6d6;font:inherit;font-size:15px;letter-spacing:0;text-transform:none;color:var(--ink);background:transparent;outline:none;resize:vertical;transition:border-color .3s}
.f-row input:focus,.f-row textarea:focus{border-color:var(--blue)}
.paybox{display:grid;gap:4px;border:1px dashed #d6d6d6;padding:14px 16px;margin:6px 0 22px;font-size:13px}
.paybox span{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute)}
.paybox small{color:var(--mute)}

/* =========================================================
   THANK YOU
   ========================================================= */
.thanks{position:relative;overflow:hidden;color:#ffffff;padding:90px 0 120px;background:linear-gradient(135deg,#01162c 0%,#003e75 55%,#0057a3 100%)}
.thanks-grid{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center}
.thanks-gem{width:96px;margin-bottom:26px;animation:floaty 6s var(--ease-soft) infinite}
.thanks h1{font:300 clamp(48px,5.6vw,80px)/1 var(--serif);margin-bottom:14px}
.thanks h1 em{color:var(--blue-light)}
.ref{font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:#c5c5c5}
.ref b{color:#ffffff;letter-spacing:.08em}
.thanks-copy>p{color:#dcdcdc;line-height:1.7;font-weight:300}
.pipeline{list-style:none;padding:0;margin:30px 0 40px;display:grid;gap:4px}
.pipeline li{display:flex;gap:16px;align-items:center;padding:10px 0;opacity:.25;animation:pipe .5s var(--ease) forwards}
.pipeline li:nth-child(1){animation-delay:.9s}.pipeline li:nth-child(2){animation-delay:1.6s}.pipeline li:nth-child(3){animation-delay:2.3s}.pipeline li:nth-child(4){animation-delay:3s}.pipeline li:nth-child(5){animation-delay:3.7s}
@keyframes pipe{to{opacity:1}}
.pipeline i{width:30px;height:30px;border-radius:50%;border:1px solid rgba(255,255,255,.4);flex:none;position:relative;transition:all .4s}
.pipeline li i::after{content:'✓';position:absolute;inset:0;display:grid;place-items:center;font-style:normal;font-size:13px;border-radius:50%;background:#ffffff;color:var(--blue);transform:scale(0);animation:tick .4s var(--ease) forwards;animation-delay:inherit}
.pipeline li:nth-child(1) i::after{animation-delay:1.1s}.pipeline li:nth-child(2) i::after{animation-delay:1.8s}.pipeline li:nth-child(3) i::after{animation-delay:2.5s}.pipeline li:nth-child(4) i::after{animation-delay:3.2s}.pipeline li:nth-child(5) i::after{animation-delay:3.9s}
@keyframes tick{to{transform:scale(1)}}
.pipeline b{display:block;font-weight:500;font-size:15px}
.pipeline span{font-size:13px;color:#b8b8b8}
.mocks{position:relative;display:grid;justify-items:center}
.phone{width:320px;border-radius:38px;background:#ebebeb;border:10px solid #0b0b0b;overflow:hidden;box-shadow:0 40px 80px -30px rgba(0,0,0,.6);animation:fadeUp 1s 1.2s both}
.phone-top{display:flex;gap:12px;align-items:center;background:#008069;color:#ffffff;padding:22px 16px 14px}
.wa-av{width:36px;height:36px;border-radius:50%;background:#ffffff;color:var(--blue);display:grid;place-items:center;font:600 18px/1 var(--serif)}
.phone-top b{display:block;font-size:15px;font-weight:500}
.phone-top small{font-size:11px;opacity:.8}
.phone-body{padding:18px 14px 26px;min-height:270px;display:grid;align-content:start;gap:10px;background-image:radial-gradient(rgba(0,0,0,.035) 1px,transparent 1px);background-size:12px 12px}
.bubble{background:#ffffff;color:#111111;font-size:13.5px;line-height:1.5;padding:9px 11px 18px;border-radius:0 10px 10px 10px;max-width:88%;position:relative;box-shadow:0 1px 1px rgba(0,0,0,.08);opacity:0;animation:fadeUp .6s 3.4s forwards}
.bubble.late{animation-delay:4.4s}
.bubble small{position:absolute;right:8px;bottom:4px;font-size:10px;color:#a3a3a3}
.mail{width:340px;background:#ffffff;color:var(--ink);padding:18px 20px;margin-top:-40px;margin-left:160px;box-shadow:0 30px 60px -20px rgba(0,0,0,.5);border-top:3px solid var(--blue);opacity:0;animation:fadeUp .7s 4s forwards;position:relative}
.mail-head{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:var(--mute);margin-bottom:6px}
.mail-head b{color:var(--ink);font-weight:500}
.mail-sub{font-weight:500;font-size:14px;margin-bottom:6px}
.mail p{margin:0;font-size:13px;color:var(--mute);line-height:1.6}
.mock-note{font-size:12px;color:#b8b8b8;text-align:center;margin-top:22px;max-width:340px}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1100px){
  .nav{display:none}
  .burger{display:block}
  .header-in{grid-template-columns:auto 1fr auto;gap:16px}
  .logo{justify-self:center}
  .mobile-nav{display:grid;max-height:0;overflow:hidden;background:#ffffff;color:var(--ink);transition:max-height .5s var(--ease)}
  .mobile-nav a{padding:16px 32px;border-top:1px solid var(--line);font-size:13px;letter-spacing:.2em;text-transform:uppercase}
  .menu-open .mobile-nav{max-height:420px}
  .find-grid,.story-grid,.lookbook,.detail-grid,.thanks-grid{grid-template-columns:1fr}
  .story-grid{gap:110px}
  .occ-grid,.prod-grid{grid-template-columns:repeat(2,1fr)}
  .d-grid,.d-grid.four{grid-template-columns:repeat(3,1fr)}
  .cs-panel{grid-template-columns:1fr;padding:40px}
  .how-steps{grid-template-columns:repeat(3,1fr);row-gap:44px}
  .how-steps::before{display:none}
  .footer-top{grid-template-columns:1fr 1fr}
  .gallery{position:relative;top:0}
  .stepper{grid-template-columns:repeat(3,1fr)}
  .st:nth-child(3){border-right:0}
  .st:nth-child(-n+3){border-bottom:1px solid var(--line)}
  .hero{align-items:flex-end;min-height:100vh;min-height:100svh}
  .hero-in{padding-top:150px;padding-bottom:120px}
  .hero-slide{object-position:64% center}
  .hero-shade{background:linear-gradient(0deg,rgba(1,14,30,.96) 0%,rgba(1,22,44,.78) 45%,rgba(1,22,44,.2) 75%,rgba(1,22,44,.45) 100%)}
  .hero-caption{display:none}
  .hero-nav{left:32px;right:auto;bottom:40px}
  .hero-stats{margin-top:40px}
  .look-copy{padding:70px 40px}
  .mail{margin-left:60px}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .header-in{height:68px}
  .logo-word{font-size:22px}
  .logo-gem{width:20px;margin-bottom:4px}
  .header-icons a:not(:last-child){display:none}
  .hero-in{padding-top:130px;padding-bottom:96px}
  .hero-stats{display:none}
  .hero-sub{font-size:15px;margin-bottom:26px}
  .hero-cta .btn{padding:15px 22px;font-size:11px}
  .hero .eyebrow{font-size:10px;letter-spacing:.24em}
  .hero-nav{left:18px}
  .hero-title{font-size:52px}
  .wa-float{width:50px;height:50px;right:16px;bottom:16px}
  .wa-float svg{width:26px}
  .hero-stats{gap:24px}
  .hero-stats b{font-size:22px}
  .find,.story,.occasions,.collection,.education{padding:90px 0}
  .quick,.adv{padding:30px 22px}
  .adv-start{grid-template-columns:repeat(2,1fr)}
  .story-media{padding-right:30px}
  .occ-grid{grid-template-columns:1fr 1fr;gap:12px}
  .occ-info{left:14px;right:14px;bottom:14px}
  .occ-info h3{font-size:22px}
  .occ-info p{display:none}
  .prod-grid{gap:26px 14px}
  .prod h3{font-size:18px}
  .d-grid,.d-grid.four{grid-template-columns:repeat(2,1fr);gap:12px}
  .d-card h3{font-size:13px;padding:0 12px}
  .d-spec,.d-price{padding:0 12px}
  .d-spec{font-size:12px}
  .d-price{font-size:20px}
  .d-go{display:none}
  .cs-tabs button{padding:18px 4px}
  .cs-tabs button b{font-size:22px}
  .cs-tabs button span{display:none}
  .cs-panel{padding:28px 20px;gap:30px}
  .colour-vis i,.clarity-vis i{width:32px;height:32px}
  .colour-vis span,.clarity-vis span{font-size:15px}
  .how-steps{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr;gap:40px}
  .footer-bottom{padding:22px 18px}
  .stepper{grid-template-columns:repeat(2,1fr);top:-34px}
  .st{padding:14px 12px}
  .st:nth-child(3){border-right:1px solid var(--line)}
  .st:nth-child(2n){border-right:0}
  .st:nth-child(-n+4){border-bottom:1px solid var(--line)}
  .wizard{padding:32px 18px 24px}
  .j-grid,.cut-grid,.type-grid{grid-template-columns:1fr 1fr}
  .t-opt{padding:24px 18px}
  .t-opt b{font-size:24px}
  .t-opt span{font-size:13px}
  .colour-scale{grid-template-columns:repeat(4,1fr)}
  .scale-labels{display:none}
  .carat-read b{font-size:46px}
  .res-bar{margin-top:40px}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid div:nth-child(2n){border-right:0}
  .spec-grid div:nth-child(4n){border-right:0}
  .spec-grid div:nth-child(n+5){border-bottom:1px solid var(--line)}
  .spec-grid div:nth-child(n+7){border-bottom:0}
  .actions{grid-template-columns:1fr}
  .modal-box{grid-template-columns:1fr}
  .modal-side{display:none}
  .modal-form{padding:40px 22px 28px}
  .f-row.two{grid-template-columns:1fr}
  .phone{width:290px}
  .mail{width:290px;margin-left:0;margin-top:-30px}
  .cert{width:90%;padding:22px 20px 16px}
  .look-copy{padding:60px 22px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}