/* ELYX demo core: base, variant switcher, intro, cursor, grain, forms
   Site tokens come from site.css (:root). */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:auto}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--f-body);font-size:clamp(1rem,.96rem + .2vw,1.125rem);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:clip}
img,svg,canvas,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:inherit}
[hidden]{display:none!important}
h1,h2,h3,h4{margin:0;font-family:var(--f-display);font-weight:var(--display-weight,800);line-height:.95;letter-spacing:-.02em}
p{margin:0}
.mono{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--ink);color:var(--canvas);padding:.7rem 1rem;border-radius:.5rem;text-decoration:none;transition:top .2s}
.skip:focus{top:16px}
:focus-visible{outline:3px solid var(--focus,var(--accent));outline-offset:3px;border-radius:4px}
::selection{background:var(--accent);color:var(--accent-ink)}

/* SplitText masks: room for descenders (g y p ş ğ) */
.ln-mask{padding:.2em .04em .16em;margin:-.2em -.04em -.16em}
.ch-mask{padding:.2em .02em .16em;margin:-.2em -.02em -.16em}

/* layout helpers */
.wrap{width:min(100% - 32px,1320px);margin-inline:auto}
@media (min-width:768px){.wrap{width:min(100% - 64px,1320px)}}
.chapter{position:relative;overflow-x:clip}
html{overflow-x:clip}
.variant{position:relative}

/* buttons */
.btn{--bh:52px;display:inline-flex;align-items:center;justify-content:center;gap:.6rem;min-height:var(--bh);padding:0 1.4rem;border-radius:999px;border:1.5px solid currentColor;background:transparent;text-decoration:none;font-weight:600;font-size:1rem;line-height:1;white-space:nowrap;transition:background-color .35s var(--ease-out,ease),color .35s var(--ease-out,ease),border-color .35s}
.btn--solid{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn--ink{background:var(--ink);border-color:var(--ink);color:var(--canvas)}
.btn .arr{display:inline-block;transition:transform .35s var(--ease-out,ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn > span{pointer-events:none}

/* header: floating bar */
.site-head{position:fixed;inset:0 0 auto;z-index:80;padding-top:10px;transition:transform .55s var(--ease-out,ease),color .4s;pointer-events:none}
.site-head > *{pointer-events:auto}
.site-head.is-hidden{transform:translateY(-120%)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:64px;padding:0 8px 0 18px;border-radius:999px;transition:background-color .45s,box-shadow .45s,backdrop-filter .45s}
.site-head.is-solid .wrap{background:color-mix(in srgb,var(--panel,var(--canvas)) 78%,transparent);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);box-shadow:0 0 0 1px var(--line),0 18px 40px -24px rgba(0,0,0,.35)}
.site-head.on-dark{color:var(--head-dark-ink,#F2EEE8)}
.site-head.on-dark.is-solid .wrap{background:rgba(18,18,20,.55);box-shadow:0 0 0 1px rgba(255,255,255,.1),0 18px 40px -24px rgba(0,0,0,.6)}
.head-progress{position:fixed;left:0;right:0;top:0;height:2px;background:var(--accent);transform-origin:left;transform:scaleX(0);pointer-events:none;z-index:2}
.site-nav{display:none;gap:1.5rem;align-items:center;position:relative}
.site-nav a{text-decoration:none;font-weight:500;font-size:.94rem;position:relative;z-index:1;padding:.45rem 0;opacity:.78;transition:opacity .3s}
.site-nav a:hover,.site-nav a.is-active{opacity:1}
.nav-pill{position:absolute;left:0;top:50%;height:38px;margin-top:-19px;border-radius:99px;background:color-mix(in srgb,currentColor 9%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,currentColor 14%,transparent);opacity:0;transition:transform .55s var(--ease-out,ease),width .55s var(--ease-out,ease),opacity .3s;pointer-events:none}
.menu-btn{width:48px;height:48px;border-radius:50%;border:1.5px solid currentColor;background:transparent;display:grid;place-items:center;color:inherit}
.menu-btn i{display:block;width:18px;height:1.5px;background:currentColor;box-shadow:0 6px 0 currentColor;transform:translateY(-3px)}
.head-cta{display:none}
@media (min-width:960px){.site-nav{display:flex}.menu-btn{display:none}.head-cta{display:inline-flex;--bh:46px}}
@media (max-width:959px){.site-head .wrap{width:calc(100% - 20px);padding:0 6px 0 14px;height:60px}}

/* chapter tones: a chapter may redefine the palette; JS morphs the page background */
.chapter[data-tone]{background:var(--canvas);color:var(--ink)}
.tone-js .chapter[data-tone]{background:transparent}

/* marquee band */
.marquee{overflow:hidden;white-space:nowrap;position:relative;z-index:1}
.marquee__track{display:inline-flex;align-items:center;will-change:transform}

.mobile-menu{position:fixed;inset:0;z-index:120;background:var(--ink);color:var(--canvas);display:flex;flex-direction:column;padding:96px 16px 32px;gap:.4rem;opacity:0;visibility:hidden;transition:opacity .4s,visibility 0s .4s}
.mobile-menu.is-open{opacity:1;visibility:visible;transition:opacity .4s}
.mobile-menu a{font-family:var(--f-display);font-weight:var(--display-weight,800);font-size:clamp(2.4rem,11vw,4rem);text-decoration:none;line-height:1.05;padding:.15rem 0}
.mobile-menu .close{position:absolute;top:12px;right:16px;width:48px;height:48px;border-radius:50%;border:1.5px solid currentColor;background:transparent;font-size:1.4rem;line-height:1}
.mobile-menu .btn{margin-top:auto;align-self:flex-start}

/* intro curtain (created by JS only) */
.intro{position:fixed;inset:0;z-index:200;display:grid;place-items:center;background:var(--intro-bg,var(--ink));color:var(--intro-ink,var(--canvas));cursor:pointer}
.intro__mark{font-family:var(--f-display);font-weight:var(--display-weight,800);font-size:clamp(3rem,14vw,10rem);letter-spacing:-.03em;line-height:1;overflow:hidden;padding-bottom:.1em}
.intro__skip{position:absolute;bottom:20px;right:20px;opacity:.6}
.intro{grid-template-rows:1fr auto;gap:0}
.intro__mark{align-self:end}
.intro__meta{align-self:start;display:flex;gap:1.2rem;align-items:baseline;justify-content:center;overflow:hidden;color:inherit;opacity:.8}
.intro__n{font-variant-numeric:tabular-nums;font-size:1rem}
.intro__bar{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(255,255,255,.12)}
.intro__bar i{display:block;height:100%;background:var(--accent);transform-origin:left}

/* custom cursor */
.cursor{position:fixed;left:0;top:0;width:36px;height:36px;margin:-18px 0 0 -18px;border-radius:50%;border:1.5px solid var(--ink);pointer-events:none;z-index:300;mix-blend-mode:var(--cursor-blend,normal);transition:width .3s,height .3s,margin .3s,background-color .3s,opacity .3s;opacity:0}
.cursor.is-on{opacity:1}
.cursor.is-hover{width:64px;height:64px;margin:-32px 0 0 -32px;background:color-mix(in srgb,var(--accent) 22%,transparent);border-color:var(--accent)}
.cursor__label{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--f-mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
@media (pointer:coarse){.cursor{display:none}}

/* film grain */
.grain{position:fixed;inset:-50%;z-index:90;pointer-events:none;opacity:var(--grain,.06);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");animation:grain 1.2s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-4%)}60%{transform:translate(-4%,-1%)}80%{transform:translate(3%,3%)}100%{transform:translate(0,0)}}

/* demo labels */
.demo-tag{display:inline-flex;align-items:center;gap:.3em;font-family:var(--f-mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;padding:.2em .55em;border-radius:99px;border:1px solid currentColor;opacity:.75;vertical-align:middle;white-space:nowrap}

/* forms */
.field{display:grid;gap:.35rem}
.field label{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{min-height:52px;width:100%;padding:.8rem 1rem;border-radius:.7rem;border:1.5px solid var(--line-strong,var(--line));background:var(--field-bg,var(--panel));transition:border-color .25s,box-shadow .25s}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px var(--accent-muted)}
.field input[aria-invalid="true"]{border-color:#b3261e}
.form-note{font-size:.85rem;color:var(--muted)}
.form-success{display:none;padding:1rem 1.2rem;border-radius:.8rem;background:var(--ink);color:var(--canvas)}
.form-success.is-on{display:block}
.form-success strong{display:block;font-family:var(--f-display);font-size:1.4rem;margin-bottom:.2rem}

/* ===== Variant switcher (internal, for choosing designs) ===== */
.vchip{position:absolute;top:84px;right:16px;z-index:40;display:flex;align-items:center;gap:2px;padding:4px;border-radius:99px;background:#16161a;color:#f3f3f3;font:500 11px/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.04em;box-shadow:0 6px 24px rgba(0,0,0,.18)}
.vchip__n{padding:0 8px 0 8px;opacity:.65}
.vchip button{min-width:30px;height:28px;border:0;border-radius:99px;background:transparent;color:inherit;font:inherit;font-weight:700}
.vchip button[aria-pressed="true"]{background:#f3f3f3;color:#16161a}
.vchip button:hover:not([aria-pressed="true"]){background:rgba(255,255,255,.14)}
.vdock{position:fixed;left:16px;bottom:16px;z-index:150;font:500 12px/1.3 ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:#f3f3f3}
.vdock__btn{display:flex;align-items:center;gap:8px;height:44px;padding:0 16px;border:0;border-radius:99px;background:#16161a;color:#f3f3f3;font-weight:600;box-shadow:0 8px 30px rgba(0,0,0,.25)}
.vdock__btn b{display:inline-grid;place-items:center;min-width:20px;height:20px;border-radius:99px;background:#5b8cff;color:#fff;font-size:11px}
.vdock__panel{position:absolute;left:0;bottom:56px;width:min(360px,calc(100vw - 32px));max-height:min(70vh,560px);overflow:auto;padding:14px;border-radius:16px;background:#16161a;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.vdock__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font-weight:700;font-size:13px}
.vdock__row{display:grid;grid-template-columns:1fr;gap:6px;padding:10px 0;border-top:1px solid rgba(255,255,255,.1)}
.vdock__title{display:flex;justify-content:space-between;align-items:baseline;gap:8px;background:none;border:0;color:inherit;padding:0;text-align:left;font-weight:600}
.vdock__title span{opacity:.5;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11px}
.vdock__opts{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.vdock__opts button{min-height:36px;border:1px solid rgba(255,255,255,.16);border-radius:9px;background:transparent;color:inherit;font-size:11.5px;padding:4px 6px;line-height:1.15}
.vdock__opts button[aria-pressed="true"]{background:#f3f3f3;color:#16161a;border-color:#f3f3f3;font-weight:700}
.vdock__foot{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.vdock__foot button{flex:1;min-height:36px;border-radius:9px;border:1px solid rgba(255,255,255,.2);background:transparent;color:inherit;font-size:12px}
.vdock__msg{margin-top:8px;font-size:11px;opacity:.7;min-height:1em}
html.v-clean .vchip,html.v-clean .vdock{display:none}
@media print{.vchip,.vdock,.grain,.cursor{display:none}}

/* reduced motion: static and calm */
@media (prefers-reduced-motion:reduce){
  .grain{animation:none}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
}