/* ============================================================
   MIDORI DIAMOND — COLLECTION PAGES (noir édition)  v1
   ============================================================ */
:root{--bg:#060607;--bg-2:#0a0b0c;--bg-emerald:#0a100d;--ink:#EDE6D6;--ink-dim:rgba(237,230,214,.6);--ink-faint:rgba(237,230,214,.34);--gold:#C7A763;--gold-soft:rgba(199,167,99,.5);--hairline:rgba(237,230,214,.1);--serif:'Cormorant Garamond',serif;--display:'Italiana',serif;--sans:'Manrope',sans-serif;--ease:cubic-bezier(.32,.72,0,1);--ease-out:cubic-bezier(.16,1,.3,1)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:300;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--gold);color:#060607}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.wrap{width:min(1280px,calc(100% - 48px));margin:0 auto}
section{position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(199,167,99,.3);border-radius:999px;padding:7px 16px;font-size:10px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--gold)}
.eyebrow::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:14px;border-radius:999px;padding:6px 6px 6px 26px;position:relative;overflow:hidden;font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;border:1px solid transparent;transition:transform .5s var(--ease),box-shadow .5s var(--ease),background .5s var(--ease),color .5s var(--ease)}
.btn::after{content:'';position:absolute;top:0;left:-90%;width:55%;height:100%;background:linear-gradient(105deg,transparent,rgba(244,213,141,.28),transparent);transform:skewX(-20deg);transition:left .7s ease;pointer-events:none}
.btn:hover::after{left:140%}
.btn .orb{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .5s var(--ease)}
.btn:hover{transform:scale(1.04)}
.btn:hover .orb{transform:translate(2px,-2px)}
.btn:active{transform:scale(.97)}
.btn-light{background:var(--ink);color:#0a0a0b}
.btn-light .orb{background:rgba(0,0,0,.1)}
.btn-light:hover{box-shadow:0 10px 40px -8px rgba(199,167,99,.45)}
.btn-ghost{background:transparent;color:var(--ink);border-color:rgba(237,230,214,.2)}
.btn-ghost .orb{background:rgba(237,230,214,.08)}
.btn-ghost:hover{border-color:var(--gold-soft)}

/* ---------- island nav ---------- */
.nav{position:fixed;top:22px;left:50%;transform:translateX(-50%);z-index:100;display:flex;align-items:center;gap:6px;padding:8px 8px 8px 24px;border-radius:999px;border:1px solid var(--hairline);background:rgba(8,8,10,.55);backdrop-filter:blur(20px) saturate(150%);-webkit-backdrop-filter:blur(20px) saturate(150%);box-shadow:0 20px 60px -20px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.06);transition:transform .6s var(--ease);width:max-content;max-width:calc(100vw - 32px)}
.nav.hide{transform:translateX(-50%) translateY(-140%)}
.nav-logo{font-family:var(--display);font-size:17px;letter-spacing:.34em;white-space:nowrap;padding-right:14px}
.nav-logo b{color:var(--gold);font-weight:400}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{font-size:11px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-dim);padding:9px 14px;border-radius:999px;transition:color .4s var(--ease),background .4s var(--ease)}
.nav-links a:hover{color:var(--ink);background:rgba(237,230,214,.07)}
.nav-links a.on{color:var(--gold)}
.nav-cta{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#0a0a0b;border:none;border-radius:999px;padding:10px 8px 10px 20px;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.nav-cta .dot{width:26px;height:26px;border-radius:50%;background:rgba(0,0,0,.12);display:flex;align-items:center;justify-content:center;font-size:12px}
.nav-cta:hover{transform:scale(1.03);box-shadow:0 0 34px rgba(199,167,99,.3)}
.burger{display:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--hairline);background:transparent;position:relative}
.burger span{position:absolute;left:12px;right:12px;height:1px;background:var(--ink);transition:transform .5s var(--ease),top .5s var(--ease)}
.burger span:nth-child(1){top:17px}.burger span:nth-child(2){top:24px}
.burger.open span:nth-child(1){top:20px;transform:rotate(45deg)}
.burger.open span:nth-child(2){top:20px;transform:rotate(-45deg)}
@media (max-width:1023px){.nav{left:16px;right:16px;transform:none;width:auto;justify-content:space-between;padding:8px 8px 8px 20px}.nav.hide{transform:translateY(-140%)}.nav-links,.nav-cta{display:none}.burger{display:block}}
.menu{position:fixed;inset:0;z-index:95;background:rgba(5,5,6,.9);backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);display:flex;flex-direction:column;justify-content:center;padding:0 8vw;opacity:0;visibility:hidden;transition:opacity .6s var(--ease),visibility .6s}
.menu.open{opacity:1;visibility:visible}
.menu a{font-family:var(--serif);font-weight:300;font-size:clamp(30px,8vw,52px);line-height:1.35;color:var(--ink);display:flex;align-items:baseline;gap:18px;transform:translateY(40px);opacity:0;transition:transform .7s var(--ease-out),opacity .7s,color .3s}
.menu a em{font-style:normal;font-family:var(--sans);font-size:11px;letter-spacing:.3em;color:var(--gold)}
.menu.open a{transform:translateY(0);opacity:1}
.menu.open a:nth-child(1){transition-delay:.08s}.menu.open a:nth-child(2){transition-delay:.14s}
.menu.open a:nth-child(3){transition-delay:.2s}.menu.open a:nth-child(4){transition-delay:.26s}
.menu.open a:nth-child(5){transition-delay:.32s}.menu.open a:nth-child(6){transition-delay:.38s}
.menu a:hover{color:var(--gold)}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}[data-reveal]{opacity:1!important;transform:none!important;transition:none!important}*{animation:none!important}}

/* ---------- collection hero ---------- */
.chero{position:relative;min-height:min(86svh,880px);display:flex;align-items:flex-end;padding:150px 0 66px;overflow:hidden;background:var(--bg)}
.chero-bg{position:absolute;inset:0}
.chero-bg img{width:100%;height:100%;object-fit:cover;object-position:64% 24%;filter:saturate(1.03) contrast(1.05) brightness(.92)}
.chero-bg::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,6,7,.94) 0%,rgba(6,6,7,.6) 34%,transparent 64%)}
.chero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,6,7,.4),transparent 32%,transparent 55%,#060607 100%)}
.chero-inner{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:22px;max-width:660px}
.crumbs{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint)}
.crumbs a{transition:color .3s}
.crumbs a:hover{color:var(--gold)}
.crumbs b{color:var(--ink-dim);font-weight:500}
.chero h1{font-family:var(--serif);font-weight:300;line-height:1.02;font-size:clamp(50px,7.5vw,108px);letter-spacing:-.01em}
.chero h1 em{font-style:italic;color:var(--gold)}
.chero-lead{font-family:var(--serif);font-style:italic;font-weight:300;font-size:clamp(18px,2vw,22px);line-height:1.55;color:var(--ink-dim);max-width:40ch}
.chero-meta{display:flex;gap:24px;flex-wrap:wrap;font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint)}
.chero-meta span{display:inline-flex;gap:8px;align-items:center}
.chero-meta b{color:var(--gold);font-weight:600}
@media (max-width:767px){.chero{min-height:74svh;padding:130px 0 54px}.chero-bg img{object-position:68% 20%}.chero-bg::before{background:linear-gradient(180deg,rgba(6,6,7,.3),rgba(6,6,7,.6) 52%,rgba(6,6,7,.95) 88%)}}

/* ---------- pieces grid ---------- */
.cgrid-sec{padding:clamp(64px,8vw,104px) 0}
.shead-center{display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;margin-bottom:clamp(38px,5vw,56px)}
.shead-center h2{font-family:var(--serif);font-weight:300;font-size:clamp(36px,4.6vw,64px);line-height:1.06;max-width:18ch}
.shead-center h2 em{font-style:italic;color:var(--gold)}
.shead-center p{color:var(--ink-dim);font-size:14px;max-width:48ch}
.shell{background:rgba(237,230,214,.04);border:1px solid rgba(237,230,214,.08);border-radius:26px;padding:7px;display:block;transition:transform .7s var(--ease),border-color .7s var(--ease),box-shadow .7s var(--ease)}
.shell:hover{transform:translateY(-8px);border-color:rgba(199,167,99,.4);box-shadow:0 40px 80px -40px rgba(0,0,0,.9),0 0 50px -10px rgba(199,167,99,.12)}
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pc-img{position:relative;border-radius:19px;overflow:hidden;aspect-ratio:4/4.8;box-shadow:inset 0 1px 1px rgba(255,255,255,.07)}
.pc-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.84);transition:transform 1.2s var(--ease-out),filter 1.2s var(--ease-out)}
.pc-img::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,.09) 50%,transparent 60%);transform:translateX(-120%);transition:transform 1s var(--ease)}
.shell:hover .pc-img img{transform:scale(1.05);filter:brightness(.94)}
.shell:hover .pc-img::after{transform:translateX(120%)}
.pc-meta{padding:20px 16px 14px;display:flex;flex-direction:column;gap:8px}
.p-num{font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:var(--gold)}
.pc-meta h3{font-family:var(--serif);font-weight:400;font-size:23px;line-height:1.15}
.p-line{font-family:var(--serif);font-style:italic;font-weight:300;font-size:15px;line-height:1.45;color:var(--ink-dim)}
.pc-foot{display:flex;align-items:baseline;justify-content:space-between;gap:14px;border-top:1px solid var(--hairline);padding-top:12px;margin-top:6px}
.p-spec{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}
.p-price{font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--gold);white-space:nowrap}
@media (max-width:1023px){.cgrid{grid-template-columns:1fr 1fr;gap:18px}}
@media (max-width:640px){.cgrid{grid-template-columns:1fr;max-width:440px;margin:0 auto}}

/* ---------- single-piece feature ---------- */
a.shell.cfeature{display:grid;grid-template-columns:1.15fr .85fr}
.cf-img{position:relative;border-radius:19px;overflow:hidden;min-height:500px;box-shadow:inset 0 1px 1px rgba(255,255,255,.07)}
.cf-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.85);transition:transform 1.4s var(--ease-out)}
.cfeature:hover .cf-img img{transform:scale(1.05)}
.cf-img::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,.09) 50%,transparent 60%);transform:translateX(-120%);transition:transform 1s var(--ease)}
.cfeature:hover .cf-img::after{transform:translateX(120%)}
.cf-body{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:18px;padding:clamp(28px,4vw,64px)}
.cf-body h3{font-family:var(--serif);font-weight:400;font-size:clamp(30px,3.4vw,46px);line-height:1.08}
.cf-body .p-line{font-size:19px;max-width:34ch}
.cf-cta{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;width:100%;border-top:1px solid var(--hairline);padding-top:24px;margin-top:10px}
@media (max-width:1023px){a.shell.cfeature{grid-template-columns:1fr}.cf-img{min-height:0;aspect-ratio:4/4.2}.cf-body{padding:24px 18px 20px}}

/* ---------- empty state ---------- */
.cempty{padding:clamp(70px,9vw,110px) 0;text-align:center;overflow:hidden}
.cempty-glow{position:absolute;top:0;left:50%;transform:translateX(-50%);width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(199,167,99,.12),transparent 65%);pointer-events:none}
.cempty h2{font-family:var(--serif);font-weight:300;font-size:clamp(38px,5vw,68px);line-height:1.08;margin:20px 0 16px}
.cempty h2 em{font-style:italic;color:var(--gold)}
.cempty .wrap>p{color:var(--ink-dim);max-width:52ch;margin:0 auto 40px;font-size:15px}
.access-form{display:flex;align-items:center;gap:6px;max-width:520px;margin:0 auto;background:rgba(237,230,214,.04);border:1px solid rgba(237,230,214,.14);border-radius:999px;padding:6px 6px 6px 26px;transition:border-color .5s var(--ease),box-shadow .5s var(--ease)}
.access-form:focus-within{border-color:var(--gold-soft);box-shadow:0 0 40px rgba(199,167,99,.14)}
.access-form input[type=email]{flex:1;background:transparent;border:none;outline:none;color:var(--ink);font-family:var(--sans);font-size:14px;letter-spacing:.02em;min-width:0}
.access-form input::placeholder{color:var(--ink-faint)}
.access-note{margin-top:20px;font-size:10px;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-faint)}
.access-done{display:none;font-family:var(--serif);font-style:italic;font-size:26px;color:var(--gold)}
@media (max-width:560px){.access-form{flex-direction:column;border-radius:28px;padding:14px;gap:12px}.access-form input[type=email]{width:100%;text-align:center;padding:8px 0}.access-form .btn{width:100%;justify-content:center}}

/* ---------- sibling collections ---------- */
.csibs{padding:clamp(56px,7vw,90px) 0;border-top:1px solid var(--hairline);background:var(--bg-2)}
.csibs-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:30px;flex-wrap:wrap}
.csibs-head h2{font-family:var(--serif);font-weight:300;font-size:clamp(26px,3vw,40px)}
.csibs-head h2 em{font-style:italic;color:var(--gold)}
.csibs-head span{font-size:10px;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-faint)}
.sib-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sib{position:relative;border-radius:20px;overflow:hidden;min-height:200px;display:flex;align-items:flex-end;padding:20px;border:1px solid var(--hairline);transition:transform .6s var(--ease),border-color .6s var(--ease)}
.sib:hover{transform:translateY(-6px);border-color:rgba(199,167,99,.4)}
.sib img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 25%;filter:brightness(.55) saturate(.9);transition:filter .8s var(--ease),transform 1.2s var(--ease-out)}
.sib:hover img{filter:brightness(.75) saturate(1);transform:scale(1.05)}
.sib::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(4,4,5,.88) 100%)}
.sib-body{position:relative;z-index:2}
.sib-body small{display:block;font-size:9px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);margin-bottom:5px}
.sib-body h3{font-family:var(--serif);font-weight:400;font-size:22px}
@media (max-width:767px){.sib-grid{grid-template-columns:1fr}.sib{min-height:150px}}

/* ---------- commission band ---------- */
.cband{padding:clamp(70px,9vw,110px) 0;text-align:center;border-top:1px solid var(--hairline);background:radial-gradient(50% 70% at 50% 0%,rgba(16,32,24,.5),transparent 70%),var(--bg)}
.cband h2{font-family:var(--serif);font-weight:300;font-size:clamp(34px,4.4vw,60px);line-height:1.1;max-width:22ch;margin:18px auto 14px}
.cband h2 em{font-style:italic;color:var(--gold)}
.cband p{color:var(--ink-dim);max-width:48ch;margin:0 auto 34px;font-size:15px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--hairline);padding:64px 0 36px;background:#050506;overflow:hidden}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:46px;margin-bottom:56px}
.foot-brand p{color:var(--ink-dim);font-size:13px;max-width:30ch;margin:16px 0 24px}
.foot-logo{font-family:var(--display);font-size:20px;letter-spacing:.34em}
.foot-logo b{color:var(--gold);font-weight:400}
.socials{display:flex;gap:10px}
.socials a{width:38px;height:38px;border-radius:50%;border:1px solid var(--hairline);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;letter-spacing:.08em;color:var(--ink-dim);transition:border-color .4s,color .4s,box-shadow .4s,transform .4s var(--ease)}
.socials a:hover{border-color:var(--gold-soft);color:var(--gold);box-shadow:0 0 18px rgba(199,167,99,.2);transform:translateY(-3px)}
.foot-col h4{font-size:10px;font-weight:700;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);margin-bottom:22px}
.foot-col a{display:block;font-size:13px;color:var(--ink-dim);padding:5px 0;transition:color .35s,transform .35s var(--ease)}
.foot-col a:hover{color:var(--ink);transform:translateX(4px)}
.foot-base{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--hairline);margin-top:44px;padding-top:26px;font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-faint)}
@media (max-width:1023px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}