/* Shared system for Atilla Çıdam offering pages — matches Home Portal */
:root{
  --bg: oklch(0.185 0.038 250); --bg-deep: oklch(0.120 0.030 250);
  --bone: oklch(0.91 0.020 82); --bone-dim: oklch(0.70 0.020 78); --bone-faint: oklch(0.56 0.045 80);
  --ember: oklch(0.80 0.115 86); --ember-soft: oklch(0.68 0.090 84);
  --jade: oklch(0.50 0.110 163); --jade-bright: oklch(0.555 0.130 163);
  --line: oklch(0.60 0.075 80 / 0.32); --line-faint: oklch(0.60 0.075 80 / 0.16);
  --serif: "Cormorant", Georgia, serif; --body: "EB Garamond", Georgia, serif; --label: "Archivo", system-ui, sans-serif;
  --maxw: 1240px; --pad: clamp(22px, 5vw, 80px);
}
*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{ margin:0; background: var(--bg); color: var(--bone); font-family: var(--body); font-size: 20px; line-height: 1.6; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
::selection{ background: var(--ember); color: var(--bg-deep); }
body::after{ content:""; position: fixed; inset:0; z-index: 60; pointer-events:none; opacity:0.045; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.wrap{ max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad); }
em{ font-style: italic; }
.eyebrow{ font-family: var(--label); font-size: 12px; font-weight: 500; letter-spacing: 0.42em; text-transform: uppercase; color: var(--ember-soft); }
.label{ font-family: var(--label); font-size: 12px; font-weight: 500; letter-spacing: 0.3em; text-transform: uppercase; color: var(--bone-dim); }
.wordmark{ font-family: var(--serif); font-weight: 500; color: var(--bone); text-decoration:none; white-space:nowrap; }
.wordmark .dotc{ color: var(--ember); }

nav{ position: fixed; top:0; left:0; right:0; z-index: 50; display:flex; align-items:center; justify-content:space-between; padding: 22px var(--pad); transition: background .5s ease, padding .5s ease, border-color .5s ease; border-bottom: 1px solid transparent; }
nav.scrolled{ background: oklch(0.135 0.016 235 / 0.85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); padding-top: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--line-faint); }
nav .wordmark{ font-size: 22px; }
.nav-links{ display:flex; align-items:center; gap: clamp(8px,1vw,16px); }
.nav-links a{ font-family: var(--label); font-size: 10.5px; font-weight:500; letter-spacing:.13em; text-transform:uppercase; color: var(--bone-dim); text-decoration:none; transition: color .3s ease; white-space:nowrap; }
.nav-links a:hover{ color: var(--bone); }
.nav-links a.active{ color: var(--bone); }
.nav-cta{ border:1px solid var(--line); color: var(--bone)!important; padding:9px 15px; border-radius:100px; transition: background .3s ease, border-color .3s ease, color .3s ease!important; }
.nav-cta:hover{ background: var(--ember); border-color: var(--ember); color: var(--bg-deep)!important; }
@media (max-width: 860px){ .nav-links{ display:none; } }

/* mobile menu */
.navtoggle{ display:none; background:none; border:0; cursor:pointer; padding:8px; margin:-8px; }
.navtoggle span{ display:block; width:24px; height:2px; background:var(--bone); margin:5px 0; transition: transform .35s ease, opacity .35s ease; }
body.menu-open .navtoggle span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
body.menu-open .navtoggle span:nth-child(2){ opacity:0; }
body.menu-open .navtoggle span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
.mobile-menu{ position:fixed; inset:0; z-index:45; background: oklch(0.13 0.016 235 / 0.98); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); display:flex; flex-direction:column; align-items:center; justify-content:center; gap: 8px; opacity:0; pointer-events:none; transition: opacity .4s ease; }
body.menu-open .mobile-menu{ opacity:1; pointer-events:auto; }
.mobile-menu a{ font-family: var(--serif); font-size: clamp(30px,8vw,46px); color: var(--bone); text-decoration:none; padding: 8px 0; letter-spacing:-0.01em; }
.mobile-menu a.cta{ margin-top: 18px; font-family: var(--label); font-size: 13px; letter-spacing:.2em; text-transform:uppercase; border:1px solid var(--ember); color: var(--ember); border-radius:100px; padding: 14px 30px; }
@media (max-width: 860px){ .navtoggle{ display:block; } }

/* about */
.about-prose{ max-width: 760px; }
.about-prose .lede{ font-family: var(--serif); font-weight:300; font-style:italic; font-size: clamp(28px,4.2vw,50px); line-height:1.16; letter-spacing:-0.012em; color: var(--bone); margin:0 0 clamp(28px,5vh,48px); }
.about-prose .lede em{ color: var(--jade-bright); }
.about-prose p{ font-size: clamp(18px,2vw,22px); line-height:1.7; color: var(--bone-dim); margin:0 0 1.2em; }
.about-prose p.em{ color: var(--bone); font-style:italic; }
.about-prose .rule{ width:60px; height:1px; background: var(--ember); margin: clamp(36px,6vh,64px) 0; opacity:.7; }
.about-prose h3{ font-family: var(--label); font-size: 12px; font-weight:600; letter-spacing:.26em; text-transform:uppercase; color: var(--ember-soft); margin: 0 0 18px; }
.about-prose blockquote{ margin: clamp(30px,5vh,52px) 0; padding-left: 26px; border-left: 2px solid var(--line); font-family: var(--serif); font-style:italic; font-size: clamp(20px,2.4vw,28px); line-height:1.4; color: var(--bone); }
.about-prose blockquote cite{ display:block; margin-top:14px; font-family: var(--label); font-style:normal; font-size:11px; letter-spacing:.2em; text-transform:uppercase; color: var(--bone-faint); }

/* events list */
.evt{ display:grid; grid-template-columns: 150px 1fr auto; gap: clamp(16px,3vw,48px); align-items:center; padding: clamp(26px,4vh,40px) 0; border-top:1px solid var(--line-faint); text-decoration:none; color:inherit; transition: padding-left .35s ease; }
.evt:last-of-type{ border-bottom:1px solid var(--line-faint); }
.evt:hover{ padding-left:8px; }
.evt .when{ font-family: var(--label); font-size: 12px; letter-spacing:.16em; text-transform:uppercase; color: var(--ember-soft); line-height:1.5; }
.evt .when b{ display:block; font-family: var(--serif); font-style:italic; font-weight:500; font-size: 30px; letter-spacing:0; text-transform:none; color: var(--bone); }
.evt h2{ margin:0; font-family: var(--serif); font-weight:400; font-size: clamp(26px,3.4vw,40px); line-height:1.04; letter-spacing:-0.015em; }
.evt .loc{ margin-top:6px; color: var(--bone-dim); font-size:17px; }
.evt .ar{ font-family: var(--label); font-size: 20px; color: var(--bone-faint); transition: transform .4s ease, color .4s ease; }
.evt:hover .ar{ transform: translateX(6px); color: var(--ember); }
@media (max-width: 720px){ .evt{ grid-template-columns: 1fr; gap:8px; } .evt .ar{ display:none; } }

.btn{ font-family: var(--label); font-size: 12px; font-weight: 600; letter-spacing:.18em; text-transform:uppercase; padding: 16px 30px; border-radius: 100px; text-decoration:none; cursor:pointer; transition: transform .3s ease, background .3s ease, border-color .3s ease, color .3s ease; display:inline-block; }
.btn-primary{ background: var(--ember); color: var(--bg-deep); border:1px solid var(--ember); }
.btn-primary:hover{ transform: translateY(-3px); background: oklch(0.86 0.115 86); }
.btn-ghost{ border:1px solid var(--line); color: var(--bone); }
.btn-ghost:hover{ border-color: var(--bone); transform: translateY(-3px); }

/* full-bleed image hero with overlaid title */
.phero{ position:relative; min-height: 86svh; display:flex; align-items:flex-end; overflow:hidden; padding: 130px var(--pad) clamp(48px,8vh,90px); }
.phero .bg{ position:absolute; inset:0; z-index:0; background-size:cover; background-position:center 30%; }
.phero .scrim{ position:absolute; inset:0; z-index:1; background: linear-gradient(180deg, oklch(0.11 0.02 235 /.60) 0%, transparent 24%, oklch(0.10 0.015 235 /.46) 50%, oklch(0.09 0.014 235 /.84) 80%, oklch(0.08 0.013 235 /.96) 100%); }
.phero .inner{ position:relative; z-index:2; max-width: var(--maxw); margin:0 auto; width:100%; }
.phero .eyebrow{ margin-bottom: 22px; text-shadow: 0 1px 3px oklch(0.06 0.02 235 /.92), 0 2px 26px oklch(0.06 0.02 235 /.85); }
.phero h1{ margin:0; font-family: var(--serif); font-weight: 300; font-size: clamp(52px, 8.4vw, 132px); line-height: 0.92; letter-spacing:-0.025em; max-width: 14ch; }
.phero h1 em{ font-weight:400; color: var(--jade-bright); }
.phero .intro{ margin: 26px 0 0; max-width: 48ch; font-family: var(--serif); font-style:italic; font-weight:400; color: var(--bone); font-size: clamp(20px,2.3vw,28px); line-height:1.32; text-shadow:0 2px 30px oklch(0.07 0.02 235 /.6); }

/* offering rows */
.seg{ padding-block: clamp(80px,12vh,150px); }
.seg-head{ display:flex; gap:14px; align-items:baseline; margin-bottom: clamp(36px,6vh,64px); }
.seg-head .num{ font-family: var(--label); font-size:12px; letter-spacing:.2em; color: var(--ember-soft); }
.offer{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,5vw,72px); align-items:center; padding-block: clamp(40px,7vh,80px); border-top:1px solid var(--line-faint); }
.offer:first-of-type{ border-top:none; }
.offer.flip .offer-img{ order:2; }
.offer-img{ position:relative; }
.offer-img img{ width:100%; height:auto; aspect-ratio: 4/5; object-fit:cover; display:block; border-radius:3px; box-shadow: 0 40px 90px -48px oklch(0.04 0.02 235 /.95); }
.offer .rn{ font-family: var(--serif); font-style:italic; font-size: clamp(18px,1.8vw,24px); color: var(--ember-soft); }
.offer h2{ margin: 8px 0 0; font-family: var(--serif); font-weight:400; font-style:italic; font-size: clamp(32px,4.4vw,56px); line-height:1.02; letter-spacing:-0.015em; }
.offer p{ margin: 18px 0 0; color: var(--bone-dim); font-size: clamp(17px,1.9vw,21px); max-width: 46ch; }
.offer .tags{ margin-top:18px; display:flex; gap:8px; flex-wrap:wrap; }
.offer .tags span{ font-family: var(--label); font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color: var(--bone-faint); border:1px solid var(--line-faint); border-radius:100px; padding:5px 12px; }
.offer .go{ margin-top:24px; display:inline-block; font-family:var(--label); font-size:11.5px; letter-spacing:.18em; text-transform:uppercase; color:var(--bone); text-decoration:none; border-bottom:1px solid var(--line); padding-bottom:5px; transition: color .3s ease, border-color .3s ease; }
.offer .go:hover{ color: var(--ember); border-color: var(--ember-soft); }
@media (max-width: 800px){ .offer, .offer.flip{ grid-template-columns:1fr; gap:24px; } .offer.flip .offer-img{ order:0; } .offer-img{ max-width:420px; } }

/* cta band */
.cta{ background: var(--bg-deep); text-align:center; }
.cta h2{ margin:0 auto; font-family: var(--serif); font-weight:300; font-size: clamp(32px,5vw,64px); line-height:1.08; letter-spacing:-0.02em; max-width:18ch; }
.cta h2 em{ color: var(--jade-bright); }
.cta .desc{ margin: 20px auto 0; max-width: 42ch; color: var(--bone-dim); font-size: clamp(17px,1.9vw,20px); }
.cta-row{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-top: clamp(34px,6vh,52px); }
.gabon-note{ margin: 22px auto 0; max-width: 52ch; font-family: var(--label); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--bone-faint); line-height: 1.8; }

footer{ position:relative; z-index:3; border-top:1px solid var(--line-faint); padding: clamp(36px,6vh,56px) var(--pad); background: var(--bg-deep); }
.foot{ max-width: var(--maxw); margin:0 auto; display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.foot .fw{ font-size:22px; }
.foot .fl{ display:flex; gap:22px; flex-wrap:wrap; }
.foot .fl a{ font-family:var(--label); font-size:10.5px; letter-spacing:.2em; text-transform:uppercase; color:var(--bone-faint); text-decoration:none; transition: color .3s ease; }
.foot .fl a:hover{ color: var(--bone); }

.reveal{ opacity:0; transform: translateY(24px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; transition:none; } html{ scroll-behavior:auto; } }