/* ============================================================
   Zinadin Dina — portfolio
   Font: Arial · Single accent: #2E2D69 (indigo) · warm near-white
   ============================================================ */

:root{
  --ink:#2e2d69;          /* single accent color */
  --bg:#fbfaf7;           /* warm near-white */
  --muted:#9a99ac;
  --line:rgba(46,45,105,.14);
  --ease:cubic-bezier(.16,1,.3,1);
  --font:Arial,'Helvetica Neue',Helvetica,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  line-height:1.35;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
::selection{background:var(--ink);color:#fff}

/* ============================================================
   Custom cursor (desktop)
   ============================================================ */
.cursor,.cursor-dot{position:fixed;top:0;left:0;pointer-events:none;z-index:9999;border-radius:50%;
  transform:translate(-50%,-50%);mix-blend-mode:difference}
.cursor{width:38px;height:38px;border:1.5px solid #fff;
  transition:width .35s var(--ease),height .35s var(--ease),background .35s var(--ease),opacity .3s}
.cursor-dot{width:5px;height:5px;background:#fff}
.cursor.is-hover{width:76px;height:76px;background:#fff;border-color:transparent}
.cursor.is-label{width:92px;height:92px;background:var(--ink);border-color:transparent;mix-blend-mode:normal}
.cursor.is-label::after{content:attr(data-label);color:#fff;font-size:13px;font-weight:700;
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);white-space:nowrap}
@media (hover:none),(max-width:820px){.cursor,.cursor-dot{display:none}}

/* ============================================================
   Preloader
   ============================================================ */
.loader{position:fixed;inset:0;z-index:9000;background:var(--ink);
  display:flex;align-items:center;justify-content:center;color:var(--bg)}
.loader__inner{display:flex;align-items:baseline;gap:18px;overflow:hidden}
.loader__word{font-size:clamp(40px,8vw,90px);font-weight:700;letter-spacing:-.02em;
  transform:translateY(110%);animation:loadUp .9s var(--ease) .1s forwards}
.loader__count{font-size:18px;font-weight:700;opacity:.7;font-variant-numeric:tabular-nums}
@keyframes loadUp{to{transform:translateY(0)}}
.loader.is-done{transform:translateY(-100%);transition:transform 1s var(--ease)}
body.loading{overflow:hidden;height:100vh}

/* ============================================================
   Top bar
   ============================================================ */
.topbar{position:fixed;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,4vw,54px);
  transition:background .4s var(--ease),backdrop-filter .4s var(--ease)}
.topbar.is-scrolled{background:rgba(251,250,247,.72);
  backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px)}
body.menu-open .topbar{background:transparent!important;
  backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
.logo{font-size:26px;font-weight:700;letter-spacing:-.02em;color:var(--ink);transition:color .4s var(--ease)}
.menu-btn{display:flex;flex-direction:column;gap:6px;background:none;border:0;cursor:pointer;padding:6px}
.menu-btn span{display:block;width:26px;height:2px;background:var(--ink);transition:transform .4s var(--ease),background .4s var(--ease)}
.menu-btn.is-open span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.menu-btn.is-open span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}
body.menu-open .logo{color:var(--bg)}
body.menu-open .menu-btn span{background:var(--bg)}

/* ============================================================
   Overlay menu
   ============================================================ */
.overlay-menu{position:fixed;inset:0;z-index:900;background:var(--ink);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  clip-path:inset(0 0 100% 0);transition:clip-path .8s var(--ease)}
.overlay-menu.is-open{clip-path:inset(0 0 0 0)}
.overlay-menu ul{list-style:none;text-align:center}
.overlay-menu li{overflow:hidden}
.overlay-menu a{display:inline-block;color:var(--bg);font-size:clamp(38px,8vw,80px);
  font-weight:700;letter-spacing:-.02em;line-height:1.18;
  transform:translateY(105%);transition:transform .7s var(--ease),opacity .4s}
.overlay-menu.is-open a{transform:translateY(0)}
.overlay-menu.is-open li:nth-child(1) a{transition-delay:.12s}
.overlay-menu.is-open li:nth-child(2) a{transition-delay:.19s}
.overlay-menu.is-open li:nth-child(3) a{transition-delay:.26s}
.overlay-menu.is-open li:nth-child(4) a{transition-delay:.33s}
.overlay-menu a:hover{opacity:.55}

/* ============================================================
   Hero — centered, single accent color
   ============================================================ */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:0 clamp(20px,4vw,54px)}
.hero__name{font-weight:700;letter-spacing:-.03em;line-height:.95;color:var(--ink);
  font-size:clamp(64px,13vw,180px)}
.hero__name .line{display:block;overflow:hidden}
.reveal-word{display:inline-block;transform:translateY(105%)}
.is-ready .reveal-word{transform:translateY(0);transition:transform 1.1s var(--ease) .1s}
.is-ready .hero__name .line:nth-child(2) .reveal-word{transition-delay:.2s}
.hero__role{margin-top:clamp(18px,2.5vw,32px);font-size:clamp(18px,1.7vw,24px);
  font-weight:700;color:var(--ink)}
.hero__role span{display:block;overflow:hidden}
.reveal-up{display:inline-block;transform:translateY(105%);opacity:0}
.is-ready .reveal-up{transform:translateY(0);opacity:1;
  transition:transform .9s var(--ease) .5s,opacity .9s var(--ease) .5s}

/* ============================================================
   Work grid
   ============================================================ */
.work{padding:clamp(40px,7vw,110px) clamp(20px,4vw,54px) clamp(60px,8vw,120px)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,30px)}
.item{display:block}
.item__media{position:relative;overflow:hidden;aspect-ratio:5/4;border-radius:30px;
  background:#efece6}
.item__media img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;
  transition:transform 1.1s var(--ease)}
.item:hover .item__media img{transform:scale(1.05)}
.item__meta{display:flex;justify-content:space-between;align-items:baseline;
  gap:14px;padding:16px 4px 0}
.item__cat{font-size:15px;font-weight:400;color:var(--muted)}
.item__title{font-size:clamp(17px,1.5vw,21px);font-weight:700;letter-spacing:-.01em;color:var(--ink)}

/* scroll reveal */
.item{opacity:0;transform:translateY(40px)}
.item.in{opacity:1;transform:none;transition:opacity .7s var(--ease),transform .7s var(--ease)}

/* ============================================================
   Links + Experience — two columns in one row, smaller
   ============================================================ */
.info{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,90px);
  padding:clamp(50px,8vw,110px) clamp(20px,4vw,54px)}
.section-label{font-size:13px;font-weight:400;color:var(--muted);margin-bottom:18px}
.info ul{list-style:none}
.info li{border-bottom:1px solid var(--line)}
.info li:first-child{border-top:1px solid var(--line)}
.info a{display:flex;align-items:center;justify-content:space-between;
  padding:clamp(10px,1.2vw,16px) 0;color:var(--ink);
  font-size:clamp(22px,3vw,38px);font-weight:700;letter-spacing:-.02em;
  transition:padding .4s var(--ease)}
.info a:hover{padding-left:clamp(10px,1.4vw,22px)}
.info .arrow{font-size:.5em;font-weight:400;opacity:0;transform:translate(-10px,0);
  transition:opacity .4s var(--ease),transform .4s var(--ease)}
.info a:hover .arrow{opacity:1;transform:none}
.info .years{font-size:.42em;font-weight:400;color:var(--muted);letter-spacing:0}

/* ============================================================
   CASE STUDY PAGE (project detail)
   ============================================================ */
:root{--text:770px;--wide:1170px}

.case-hero{max-width:1000px;margin:0 auto;text-align:center;
  padding:clamp(120px,18vh,220px) clamp(20px,4vw,54px) clamp(30px,4vw,50px)}
.case-eyebrow{font-size:15px;font-weight:400;color:var(--muted);margin-bottom:18px}
.case-title{font-size:clamp(52px,9vw,110px);font-weight:700;letter-spacing:-.03em;
  line-height:1;color:var(--ink);margin-bottom:clamp(22px,2.6vw,34px)}
.case-lead{font-size:clamp(21px,2.3vw,30px);font-weight:600;letter-spacing:-.02em;line-height:1.25;
  color:var(--ink);max-width:820px;margin:0 auto clamp(16px,1.8vw,22px)}
.case-intro{font-size:clamp(17px,1.4vw,20px);font-weight:400;line-height:1.6;color:var(--ink);
  max-width:620px;margin:0 auto}

/* interactive embed (before/after slider) — full width like other figures */
.case-embed{max-width:var(--wide);margin:clamp(46px,6vw,80px) auto clamp(60px,8vw,120px);padding:0 clamp(20px,4vw,54px)}
.case-embed .frame-wrap{border-radius:clamp(16px,2vw,28px);overflow:hidden;background:#ECECEE}
.case-embed iframe{width:100%;border:0;display:block;background:transparent}
.case-embed figcaption{font-size:16px;color:var(--muted);margin-top:16px;line-height:1.5;text-align:center}

/* meta row */
.case-meta{max-width:var(--text);margin:clamp(30px,4vw,46px) auto 0;
  padding:0 clamp(20px,4vw,54px) clamp(30px,5vw,60px);
  display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(30px,6vw,80px)}
.case-meta div{text-align:center}
.case-meta dt{font-size:13px;color:var(--muted);margin-bottom:5px}
.case-meta dd{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em}

/* content blocks */
.case-body{padding:0 clamp(20px,4vw,54px) clamp(80px,12vw,160px)}
.case-figure{max-width:var(--wide);margin:0 auto clamp(60px,8vw,120px)}
.case-media{width:100%;overflow:hidden;border-radius:clamp(16px,2vw,28px);background:#efece6}
.case-media img{width:100%;display:block}
/* placeholder until real screenshot is added */
.case-media--ph{aspect-ratio:16/10;border:1px dashed rgba(46,45,105,.28);
  display:flex;align-items:center;justify-content:center;
  background:repeating-linear-gradient(45deg,rgba(46,45,105,.04) 0 12px,transparent 12px 24px)}
.case-media--ph span{font-size:15px;color:var(--muted);font-weight:700;letter-spacing:.02em}
.case-media--tall{aspect-ratio:4/5;max-width:560px;margin-inline:auto}
.case-figure figcaption{font-size:16px;color:var(--muted);margin-top:16px;line-height:1.5}

.case-text{max-width:var(--text);margin:0 auto clamp(46px,6vw,84px)}
.case-text p{font-size:clamp(18px,1.5vw,21px);line-height:1.65;color:var(--ink)}
.case-text p + p{margin-top:1.1em}
.case-text ul{list-style:none;margin-top:.25em}
.case-text li{font-size:clamp(18px,1.5vw,21px);line-height:1.5;color:var(--ink);
  padding-left:26px;position:relative;margin-top:.55em}
.case-text li::before{content:"";position:absolute;left:4px;top:.6em;width:7px;height:7px;
  border-radius:50%;background:var(--ink)}
.case-h{max-width:var(--text);margin:0 auto clamp(20px,2.5vw,30px);
  font-size:clamp(24px,2.4vw,32px);font-weight:700;letter-spacing:-.02em;color:var(--ink)}

/* bottom nav between projects */
.case-nav{border-top:1px solid var(--line);
  padding:clamp(40px,6vw,70px) clamp(20px,4vw,54px);
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.case-nav a{font-size:clamp(20px,2.4vw,30px);font-weight:700;letter-spacing:-.02em;color:var(--ink);
  transition:opacity .3s var(--ease)}
.case-nav a:hover{opacity:.55}
.case-nav .back{font-size:16px;color:var(--muted)}

/* scroll-to-top button */
.to-top{position:fixed;right:clamp(18px,3vw,40px);bottom:clamp(18px,3vw,40px);z-index:1500;
  width:52px;height:52px;border-radius:50%;border:0;cursor:pointer;
  background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .4s var(--ease),transform .4s var(--ease),background .3s var(--ease);
  box-shadow:0 12px 30px -10px rgba(46,45,105,.55)}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{background:#232253}
.to-top svg{width:20px;height:20px}

/* reveal for case blocks */
.reveal-block{opacity:0;transform:translateY(40px)}
.reveal-block.in{opacity:1;transform:none;transition:opacity .8s var(--ease),transform .8s var(--ease)}

@media (max-width:820px){
  .case-media--tall{max-width:100%}
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:820px){
  .grid{grid-template-columns:1fr}
  .info{grid-template-columns:1fr;gap:44px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal-word,.reveal-up{transform:none;opacity:1}
  .item,.reveal-block{opacity:1;transform:none}
  .loader{display:none}
}