/* ============================================================
   CEYDA TAS — BEAUTY & AESTHETICS
   Design system · "Editorial Atelier"
   ============================================================ */
:root{
  /* palette — derived from the logo (nude ground + anthracite mark) */
  --nude:#D8C3B3;
  --nude-2:#E7D8CB;
  --nude-3:#F0E5DA;
  --cream:#F7F2EC;
  --cream-2:#EFE7DD;
  --paper:#FBF8F4;
  --ink:#241F1D;
  --ink-2:#3B342F;
  --taupe:#9A897A;
  --taupe-2:#B6A796;
  --gold:#C9A98C;
  --gold-deep:#B0895F;
  --gold-line:#CDB092;
  --line:#E4D9CC;
  --white:#fff;

  --shadow-sm: 0 18px 44px -30px rgba(36,31,29,.45);
  --shadow:    0 40px 90px -50px rgba(36,31,29,.6);
  --shadow-lg: 0 60px 120px -60px rgba(36,31,29,.7);

  --ease:  cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-inout: cubic-bezier(.76,0,.24,1);

  --maxw:1280px;
  --wide:1500px;
  --gutter: clamp(22px,5vw,84px);

  --fs-display: clamp(3rem,9vw,8.5rem);
  --fs-h2: clamp(2.4rem,6vw,5rem);
  --fs-h3: clamp(1.7rem,3.2vw,2.8rem);
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--cream);color:var(--ink);
  line-height:1.7;font-weight:400;font-size:16px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.lock{overflow:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
::selection{background:var(--gold);color:var(--white)}

h1,h2,h3,h4,h5{font-family:'Cormorant',Georgia,serif;font-weight:500;line-height:1.02;letter-spacing:.005em}
.it{font-style:italic;font-weight:400}

/* focus */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--gold-deep);outline-offset:3px;border-radius:3px;
}

/* layout helpers */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.wide{max-width:var(--wide);margin-inline:auto;padding-inline:var(--gutter)}
.pad{padding-block:clamp(88px,14vh,180px)}
.pad-s{padding-block:clamp(60px,9vh,110px)}

.eyebrow{
  font-size:.7rem;font-weight:500;letter-spacing:.44em;text-transform:uppercase;
  color:var(--gold-deep);display:inline-flex;align-items:center;gap:14px;
}
.eyebrow::before{content:"";width:30px;height:1px;background:var(--gold-line)}
.eyebrow.solo::before{display:none}

/* reveal system */
.reveal{opacity:0;transform:translateY(34px);transition:opacity 1s var(--ease-out),transform 1.1s var(--ease-out)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.09s}.d2{transition-delay:.18s}.d3{transition-delay:.27s}.d4{transition-delay:.36s}.d5{transition-delay:.45s}

/* word/line mask reveal for headings */
.lines .ln{display:block;overflow:hidden}
.lines .ln>span{display:block;transform:translateY(110%);transition:transform 1s var(--ease-out)}
.lines.in .ln>span{transform:none}
.lines.in .ln:nth-child(2)>span{transition-delay:.08s}
.lines.in .ln:nth-child(3)>span{transition-delay:.16s}
.lines.in .ln:nth-child(4)>span{transition-delay:.24s}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:12px;padding:17px 36px;border-radius:100px;
  font-size:.78rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;cursor:pointer;border:none;
  transition:transform .45s var(--ease),background .45s,color .45s,box-shadow .45s,border-color .45s;
  position:relative;overflow:hidden;
}
.btn svg{width:16px;height:16px;transition:transform .45s var(--ease)}
.btn-primary{background:var(--ink);color:var(--cream)}
.btn-primary:hover{background:var(--gold-deep);color:var(--white);transform:translateY(-3px);box-shadow:0 22px 44px -22px rgba(176,137,95,.85)}
.btn-primary:hover svg{transform:translateX(5px)}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:var(--white);transform:translateY(-3px);box-shadow:0 22px 44px -22px rgba(201,169,140,.9)}
.btn-gold:hover svg{transform:translateX(5px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--ink);color:var(--cream);border-color:var(--ink);transform:translateY(-3px)}
.btn-light{background:rgba(255,255,255,.1);color:var(--white);border:1px solid rgba(255,255,255,.32);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.btn-light:hover{background:rgba(255,255,255,.2);transform:translateY(-3px)}
.btn-wa{background:#25D366;color:#0a3d20}
.btn-wa:hover{background:#1eb757;transform:translateY(-3px);box-shadow:0 22px 44px -22px rgba(37,211,102,.7)}

/* section heading block */
.head{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.head .eyebrow{margin-bottom:26px}
.head h2{font-size:var(--fs-h2);font-weight:500;color:var(--ink);max-width:18ch}
.head h2 .it{color:var(--gold-deep)}
.head p{color:var(--taupe);max-width:52ch;margin-top:24px;font-size:1.05rem}
.head.center{text-align:center}
.head.center h2,.head.center p{margin-inline:auto}
.head.center .eyebrow{justify-content:center}

/* the signature: monogram seal + gold thread divider */
.thread{position:relative;height:1px;background:var(--line);max-width:var(--maxw);margin-inline:auto}
.thread::after{content:"";position:absolute;inset:0;width:0;background:linear-gradient(90deg,transparent,var(--gold),transparent);transition:width 1.8s var(--ease)}
.thread.in::after{width:100%}
.seal{display:flex;align-items:center;justify-content:center;gap:28px;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.seal .r{flex:1;height:1px;background:var(--line);position:relative;overflow:hidden}
.seal .r::after{content:"";position:absolute;inset:0;width:0;background:linear-gradient(90deg,transparent,var(--gold),transparent);transition:width 1.6s var(--ease) .1s}
.seal.in .r::after{width:100%}
.seal img{width:38px;height:38px;opacity:.55;flex-shrink:0}

/* ---------------- NAV ---------------- */
header.nav{position:fixed;inset:0 0 auto 0;z-index:800;padding:26px 0;transition:padding .5s var(--ease),background .5s,backdrop-filter .5s,box-shadow .5s}
header.nav::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(28,24,22,.34),transparent);opacity:1;transition:opacity .5s;pointer-events:none}
header.nav.scrolled::before{opacity:0}
header.nav.scrolled{background:rgba(247,242,236,.8);-webkit-backdrop-filter:blur(18px) saturate(1.3);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);box-shadow:0 1px 0 rgba(36,31,29,.06);padding:13px 0}
.nav-in{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:14px}
.brand-mk{position:relative;width:48px;height:48px;flex-shrink:0;transition:width .4s var(--ease),height .4s}
.brand-mk img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:opacity .5s}
.brand-mk .dk{opacity:0}
header.nav.scrolled .brand-mk{width:42px;height:42px}
header.nav.scrolled .brand-mk .lt{opacity:0}
header.nav.scrolled .brand-mk .dk{opacity:1}
.brand-tx{display:flex;flex-direction:column;line-height:1.05}
.brand-nm{font-family:'Cormorant',serif;font-weight:500;font-size:1.22rem;letter-spacing:.16em;color:var(--white);transition:color .5s}
.brand-sb{font-size:.53rem;letter-spacing:.32em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-top:3px;transition:color .5s}
header.nav.scrolled .brand-nm{color:var(--ink)}
header.nav.scrolled .brand-sb{color:var(--taupe)}
nav.menu{display:flex;align-items:center;gap:38px}
nav.menu a{font-size:.8rem;letter-spacing:.09em;color:rgba(255,255,255,.9);position:relative;padding:5px 0;transition:color .5s}
nav.menu a::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:1px;background:var(--gold);transition:width .45s var(--ease)}
nav.menu a:hover::after,nav.menu a.active::after{width:100%}
header.nav.scrolled nav.menu a{color:var(--ink-2)}
header.nav.scrolled nav.menu a:hover,header.nav.scrolled nav.menu a.active{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-ig{width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;color:var(--white);transition:.4s var(--ease)}
.nav-ig svg{width:18px;height:18px}
.nav-ig:hover{background:var(--gold);border-color:var(--gold);color:var(--ink);transform:translateY(-2px)}
header.nav.scrolled .nav-ig{border-color:var(--line);color:var(--ink)}
header.nav.scrolled .nav-ig:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.nav-cta{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.12);color:var(--white);padding:13px 26px;border-radius:100px;font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;border:1px solid rgba(255,255,255,.32);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:transform .45s var(--ease),background .45s,color .45s,border-color .45s}
.nav-cta:hover{background:var(--gold);color:var(--ink);border-color:var(--gold);transform:translateY(-2px)}
header.nav.scrolled .nav-cta{background:var(--ink);color:var(--cream);border-color:var(--ink)}
header.nav.scrolled .nav-cta:hover{background:var(--gold-deep);border-color:var(--gold-deep);color:var(--white)}
.burger{display:none;width:46px;height:46px;border:none;background:transparent;cursor:pointer;position:relative}
.burger span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--white);transition:.45s var(--ease)}
.burger span:nth-child(1){top:18px}.burger span:nth-child(2){top:23px}.burger span:nth-child(3){top:28px}
header.nav.scrolled .burger span{background:var(--ink)}
body.menu-open .burger span:nth-child(1){top:23px;transform:rotate(45deg);background:var(--cream)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){top:23px;transform:rotate(-45deg);background:var(--cream)}

/* mobile menu */
.m-menu{position:fixed;inset:0;z-index:790;background:var(--ink);display:flex;flex-direction:column;justify-content:center;padding:0 var(--gutter);clip-path:circle(0% at calc(100% - 36px) 40px);transition:clip-path .8s var(--ease-inout);pointer-events:none}
body.menu-open .m-menu{clip-path:circle(150% at calc(100% - 36px) 40px);pointer-events:auto}
.m-menu a{font-family:'Cormorant',serif;font-size:clamp(2rem,9vw,3rem);font-weight:500;color:var(--cream);padding:.22em 0;border-bottom:1px solid rgba(255,255,255,.1);opacity:0;transform:translateY(20px);display:flex;align-items:baseline;gap:16px}
.m-menu a .mi{font-size:.7rem;font-family:'Inter';letter-spacing:.2em;color:var(--gold)}
body.menu-open .m-menu a{opacity:1;transform:none;transition:opacity .5s var(--ease) var(--d),transform .6s var(--ease) var(--d)}
.m-foot{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap;opacity:0;transition:opacity .5s .5s}
body.menu-open .m-foot{opacity:1}

/* ---------------- FOOTER ---------------- */
footer{background:var(--ink);color:var(--cream);padding:100px 0 36px;position:relative;overflow:hidden}
.foot-mono{position:absolute;right:-6%;bottom:-14%;width:min(50vw,560px);opacity:.05;pointer-events:none}
.foot-grid{position:relative;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.foot-brand .brand-nm{color:var(--cream)}
.foot-brand>p{color:rgba(247,242,236,.55);font-size:.92rem;margin-top:22px;max-width:32ch}
.foot-brand .fslogan{font-family:'Cormorant',serif;font-style:italic;color:var(--gold);font-size:1.35rem;margin-top:22px;letter-spacing:.03em}
.foot-col h4{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin-bottom:22px}
.foot-col a,.foot-col p{display:block;color:rgba(247,242,236,.6);font-size:.93rem;margin-bottom:13px;transition:color .3s}
.foot-col a:hover{color:var(--cream)}
.foot-note{max-width:var(--maxw);margin:56px auto 0;padding-inline:var(--gutter)}
.foot-note .fw{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:20px 26px;font-size:.86rem;color:rgba(247,242,236,.7);text-align:center;letter-spacing:.02em}
.foot-bottom{max-width:var(--maxw);margin:30px auto 0;padding:26px var(--gutter) 0;border-top:1px solid rgba(247,242,236,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:rgba(247,242,236,.45);font-size:.82rem}
.foot-bottom a{color:rgba(247,242,236,.55)}.foot-bottom a:hover{color:var(--cream)}
.foot-credit a{color:var(--gold)}

/* floating */
.progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:850;background:linear-gradient(90deg,var(--gold-line),var(--gold),var(--gold-deep));box-shadow:0 0 12px rgba(201,169,140,.6),0 0 4px rgba(201,169,140,.8);transition:width .1s linear}
.progress::after{content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px 2px rgba(201,169,140,.9)}
.to-top{position:fixed;bottom:24px;right:24px;z-index:690;width:50px;height:50px;border-radius:50%;background:var(--white);border:1px solid var(--line);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-sm);opacity:0;transform:translateY(14px) scale(.9);pointer-events:none;transition:.45s var(--ease)}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.to-top svg{width:20px;height:20px}
.wa-fab{position:fixed;bottom:24px;left:24px;z-index:690;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 16px 36px -14px rgba(37,211,102,.7);transition:.45s var(--ease)}
.wa-fab svg{width:28px;height:28px}
.wa-fab:hover{transform:translateY(-3px) scale(1.05)}
.wa-fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;animation:waPulse 2.6s var(--ease) infinite}
@keyframes waPulse{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.5);opacity:0}}

/* female-only + homestudio trust bar */
.trust-bar{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;justify-content:center}
.trust-bar .ti{display:inline-flex;align-items:center;gap:9px;font-size:.76rem;letter-spacing:.08em;color:var(--ink-2)}
.trust-bar .ti svg{width:16px;height:16px;color:var(--gold-deep);flex-shrink:0}

/* cookie */
.cookie{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(180%);z-index:750;width:min(560px,calc(100vw - 32px));background:var(--white);border:1px solid var(--line);border-radius:18px;padding:22px 24px;box-shadow:var(--shadow);display:flex;align-items:center;gap:20px;transition:transform .6s var(--ease-out)}
.cookie.show{transform:translateX(-50%)}
.cookie p{font-size:.84rem;color:var(--taupe);flex:1}
.cookie p a{color:var(--gold-deep);text-decoration:underline}
.cookie-btns{display:flex;gap:10px;flex-shrink:0}
.cookie-btns button{padding:11px 18px;border-radius:100px;font-size:.76rem;letter-spacing:.05em;cursor:pointer;border:1px solid var(--line);background:var(--white);white-space:nowrap;transition:.3s}
.cookie-btns .acc{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.cookie-btns .acc:hover{background:var(--gold-deep);border-color:var(--gold-deep)}
@media(max-width:560px){.cookie{flex-direction:column;align-items:stretch;text-align:center}.cookie-btns{justify-content:center}}

/* grain overlay util */
.grain{position:absolute;inset:0;pointer-events:none;opacity:.045;mix-blend-mode:overlay;z-index:2;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* responsive base */
@media(max-width:980px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:38px}
}
@media(max-width:720px){
  nav.menu,.nav-cta,.nav-ig{display:none}
  .burger{display:block}
  .foot-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal,.lines .ln>span{opacity:1!important;transform:none!important}
  .wa-fab::after{display:none}
}

/* ---- skip link (a11y) ---- */
.skip-link{position:fixed;top:-60px;left:16px;z-index:9999;background:var(--ink);color:var(--cream);padding:12px 22px;border-radius:0 0 12px 12px;font-size:.82rem;letter-spacing:.04em;transition:top .3s var(--ease)}
.skip-link:focus{top:0;outline:2px solid var(--gold)}

/* ---- FAQ accordion (shared) ---- */
.faq-list{max-width:820px;margin-inline:auto;padding-inline:var(--gutter);display:flex;flex-direction:column;gap:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:26px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;font-family:'Cormorant',serif;font-size:clamp(1.2rem,2vw,1.55rem);color:var(--ink);transition:color .3s}
.faq-q:hover{color:var(--gold-deep)}
.faq-q .qi{flex-shrink:0;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;transition:.4s var(--ease);position:relative}
.faq-q .qi::before,.faq-q .qi::after{content:"";position:absolute;background:var(--gold-deep);transition:.35s var(--ease)}
.faq-q .qi::before{width:12px;height:1.5px}
.faq-q .qi::after{width:1.5px;height:12px}
.faq-item.open .qi{background:var(--ink);border-color:var(--ink)}
.faq-item.open .qi::before,.faq-item.open .qi::after{background:var(--cream)}
.faq-item.open .qi::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq-a-in{padding:0 0 26px;color:var(--taupe);font-size:1rem;max-width:64ch}
.faq-a-in a{color:var(--gold-deep);text-decoration:underline}

/* ---- notice / warning banner (shared) ---- */
.notice{display:flex;gap:16px;align-items:flex-start;background:var(--nude-3);border-radius:16px;padding:22px 26px;border-left:3px solid var(--gold-deep)}
.notice svg{width:22px;height:22px;color:var(--gold-deep);flex-shrink:0;margin-top:2px}
.notice .nt{font-weight:500;color:var(--ink);margin-bottom:4px}
.notice p{color:var(--ink-2);font-size:.92rem}

/* ---- perf: skip rendering offscreen sections until near viewport ---- */
.cv-auto{content-visibility:auto;contain-intrinsic-size:auto 700px}

/* ============ PREMIUM EFFECTS (GPU-only: transform/opacity/clip) ============ */
/* refined reveal: subtle scale + blur clears as it enters */
.reveal{will-change:opacity,transform}
.reveal.in{will-change:auto}

/* gold button luxury sheen sweep on hover */
.btn-gold,.btn-primary{position:relative;overflow:hidden}
.btn-gold::after,.btn-primary::after{content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-18deg);transition:left .8s var(--ease);pointer-events:none}
.btn-gold:hover::after,.btn-primary:hover::after{left:130%}

/* image zoom-reveal wrapper: image scales down into frame as it appears */
.img-reveal{overflow:hidden}
.img-reveal img{transform:scale(1.12);transition:transform 1.4s var(--ease-out)}
.img-reveal.in img,.reveal.in .img-reveal img{transform:scale(1)}

/* section fade-up for cv-auto sections (respects reduced motion below) */
@media(prefers-reduced-motion:reduce){
  .reveal,.reveal.in,.img-reveal img,.lines .ln>span{transition:none!important;animation:none!important;transform:none!important;opacity:1!important}
  .btn-gold::after,.btn-primary::after{display:none}
  html{scroll-behavior:auto}
}