:root{
  --basalt:#14120F; --basalt-2:#1D1A15; --bone:#EDE6D6; --paper:#F7F3EA;
  --gold:#C89A3D; --gold-dim:#9C7A31; --garnet:#8B2E3C; --smoke:#8C8272;
  --line:rgba(237,230,214,0.14); --line-dark:rgba(20,18,15,0.14);
  --disp:"Bebas Neue",sans-serif; --body:"Fraunces",serif; --mono:"IBM Plex Mono",monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
@media (prefers-reduced-motion:reduce){*{transition-duration:.001ms!important;animation-duration:.001ms!important;scroll-behavior:auto!important}}
body{background:var(--basalt);color:var(--bone);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;padding-bottom:env(safe-area-inset-bottom,0px)}
a{color:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--disp);font-weight:400;letter-spacing:.02em;text-transform:uppercase;line-height:.95}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.facet{width:12px;height:12px;display:inline-block;flex-shrink:0;clip-path:polygon(50% 0%,100% 38%,82% 100%,18% 100%,0% 38%);background:linear-gradient(155deg,var(--gold),var(--gold-dim))}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(20,18,15,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:64px}
.wordmark{font-family:var(--disp);font-size:1.35rem;letter-spacing:.04em;text-decoration:none}
.wordmark .amp{color:var(--gold)}
nav.links{display:none;gap:24px;font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase}
nav.links a{text-decoration:none;opacity:.8;transition:opacity .2s,color .2s;padding:6px 0;border-bottom:1px solid transparent}
nav.links a:hover{opacity:1;color:var(--gold)}
nav.links a[aria-current="page"]{opacity:1;color:var(--gold);border-bottom-color:var(--gold)}
.menu-btn{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:12px 8px}
.menu-btn span{width:22px;height:1.5px;background:var(--bone);display:block}
.mobile-menu{display:none;flex-direction:column;border-top:1px solid var(--line);background:var(--basalt-2)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:16px 24px;border-bottom:1px solid var(--line);text-decoration:none;font-family:var(--mono);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase}
.mobile-menu a[aria-current="page"]{color:var(--gold)}
@media(min-width:960px){nav.links{display:flex}.menu-btn{display:none}}

/* hero */
.hero{position:relative;padding:72px 0 64px;overflow:hidden}
.hero-gem{position:absolute;top:-50px;right:-90px;width:340px;height:340px;opacity:.9}
.hero-inner{position:relative;z-index:2}
.hero h1{font-size:clamp(3rem,12vw,6.2rem);max-width:12ch;margin-top:14px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .sub{font-style:italic;font-size:clamp(1.05rem,3vw,1.35rem);color:var(--paper);max-width:46ch;margin-top:22px}
.page-hero{padding:64px 0 48px;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.8rem,10vw,5rem);margin-top:14px;max-width:14ch}
.page-hero h1 em{font-style:normal;color:var(--gold)}
.page-hero .sub{font-style:italic;font-size:clamp(1.05rem,3vw,1.3rem);color:var(--paper);max-width:50ch;margin-top:20px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn{font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:16px 26px;border-radius:2px;display:inline-block;transition:transform .15s,background .2s,border-color .2s,color .2s;border:1px solid transparent;cursor:pointer;text-align:center}
.btn:active{transform:scale(.97)}
.btn-solid{background:var(--gold);color:var(--basalt);font-weight:500}
.btn-solid:hover{background:var(--paper)}
.btn-outline{border-color:var(--line);color:var(--bone);background:transparent}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.light .btn-solid{background:var(--basalt);color:var(--bone)}
.light .btn-solid:hover{background:var(--garnet)}
.spec-strip{margin-top:52px;display:flex;flex-wrap:wrap;gap:10px 28px;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--smoke);border-top:1px solid var(--line);padding-top:20px}
.spec-strip span{display:flex;align-items:center;gap:8px}

/* sections */
section{padding:80px 0}
.section-head{max-width:640px;margin-bottom:44px}
.section-head h2{font-size:clamp(2.1rem,6vw,3.4rem);margin-top:10px}
.section-head p{margin-top:16px;color:var(--smoke);max-width:52ch}
.light{background:var(--paper);color:var(--basalt)}
.light .eyebrow{color:var(--garnet)}
.light .section-head p{color:#5b5347}
.prose p{max-width:58ch;margin-bottom:16px}
.prose p:last-child{margin-bottom:0}

/* gemstones */
.gem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:640px){.gem-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.gem-grid{grid-template-columns:repeat(4,1fr)}}
.gem{border:1px solid var(--line);background:var(--basalt-2);padding:20px 16px;display:flex;flex-direction:column;gap:14px;min-height:112px}
.swatch{width:26px;height:26px;clip-path:polygon(50% 0%,100% 38%,82% 100%,18% 100%,0% 38%)}
.gem .n{font-family:var(--disp);font-size:1.15rem;letter-spacing:.04em;text-transform:uppercase;line-height:1.05}
.s-aqua{background:linear-gradient(155deg,#8fd8d2,#3d9a9a)}
.s-red{background:linear-gradient(155deg,#b4552a,#5a2410)}
.s-blue{background:linear-gradient(155deg,#4b6f96,#1d2f45)}
.s-white{background:linear-gradient(155deg,#e8dfcc,#a99f8a)}
.s-emerald{background:linear-gradient(155deg,#2e9a6b,#0f4a33)}
.s-onyx{background:linear-gradient(155deg,#3a3630,#050505)}
.s-carn{background:linear-gradient(155deg,#e0743c,#8f3213)}
.s-lapis{background:linear-gradient(155deg,#2f4a9e,#101d55)}
.s-facet{background:linear-gradient(155deg,#d9c8ef,#7b5fb0)}
.s-more{background:linear-gradient(155deg,var(--gold),var(--gold-dim))}
.note{margin-top:24px;font-family:var(--mono);font-size:.76rem;color:var(--smoke);max-width:62ch}
.light .note{color:#6b6353}

/* cards / links grid */
.card-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:720px){.card-grid{grid-template-columns:repeat(2,1fr)}}
.link-card{border:1px solid var(--line);background:var(--basalt-2);padding:28px 24px;text-decoration:none;display:flex;flex-direction:column;gap:10px;transition:border-color .2s,background .2s}
.link-card:hover{border-color:var(--gold)}
.link-card .tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);display:flex;align-items:center;gap:8px}
.link-card h3{font-size:clamp(1.6rem,4.5vw,2rem)}
.link-card p{color:var(--smoke);font-size:.95rem}
.link-card .go{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin-top:auto;padding-top:8px}

/* steps + lists */
.steps{list-style:none;display:grid;gap:12px;counter-reset:s}
.steps li{counter-increment:s;border:1px solid var(--line);background:var(--basalt-2);padding:22px 22px 22px 68px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:22px;top:18px;font-family:var(--disp);font-size:2rem;color:var(--gold);line-height:1}
.steps h3{font-family:var(--body);font-style:italic;font-weight:500;text-transform:none;letter-spacing:0;font-size:1.2rem;margin-bottom:4px}
.steps p{color:var(--smoke);font-size:.94rem}
.brief{list-style:none}
.brief li{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-top:1px solid var(--line-dark)}
.brief li:first-child{border-top:none}
.brief .facet{margin-top:8px}
.dark-brief li{border-top-color:var(--line)}
.split{display:grid;grid-template-columns:1fr;gap:40px}
@media(min-width:860px){.split{grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:860px){.contact-grid{grid-template-columns:.9fr 1.1fr;gap:64px}}
.contact-card{border:1px solid var(--line);padding:22px 20px;display:flex;flex-direction:column;gap:4px;text-decoration:none;margin-bottom:12px;transition:border-color .2s,background .2s}
.contact-card:hover{border-color:var(--gold);background:var(--basalt-2)}
.contact-card .lbl{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--smoke)}
.contact-card .val{font-family:var(--disp);font-size:1.5rem;letter-spacing:.03em;color:var(--gold);word-break:break-all}
form{display:flex;flex-direction:column;gap:14px}
label{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--smoke);display:flex;flex-direction:column;gap:6px}
input,select,textarea{background:var(--basalt-2);border:1px solid var(--line);color:var(--bone);padding:14px;font-family:var(--body);font-size:1rem;border-radius:2px;outline:none;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--gold)}
textarea{min-height:130px;resize:vertical}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gold) 50%),linear-gradient(135deg,var(--gold) 50%,transparent 50%);background-position:calc(100% - 20px) 55%,calc(100% - 14px) 55%;background-size:6px 6px;background-repeat:no-repeat}
.row2{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.row2{grid-template-columns:1fr 1fr}}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{font-family:var(--mono);font-size:.78rem;min-height:1.2em}
.form-status.ok{color:var(--gold)}
.form-status.err{color:#e08a8a}
.form-section{border-top:1px solid var(--line)}
button.btn:disabled{opacity:.6;cursor:wait}

/* footer */
footer{border-top:1px solid var(--line);padding:44px 0 36px}
.footer-grid{display:flex;flex-direction:column;gap:26px}
@media(min-width:760px){.footer-grid{flex-direction:row;justify-content:space-between;align-items:flex-end}}
footer .brand p,footer .legal p{font-family:var(--mono);font-size:.72rem;color:var(--smoke);margin-top:6px;max-width:44ch}
footer a{text-decoration:none}
footer p a:hover{color:var(--gold)}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

.contact-card.static:hover{border-color:var(--line);background:none}
.contact-card .hint{font-family:var(--mono);font-size:.72rem;color:var(--smoke);margin-top:6px}
.copy-btn{align-self:flex-start;margin-top:12px;background:transparent;border:1px solid var(--line);color:var(--bone);font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:10px 16px;border-radius:2px;cursor:pointer;transition:border-color .2s,color .2s}
.copy-btn:hover{border-color:var(--gold);color:var(--gold)}
.email-text{user-select:all}