/* ============================================================
   Heshan Chamika — Portfolio
   Editorial monochrome · light theme
   ============================================================ */

:root{
  --bg:#ffffff;
  --bg-soft:#f6f6f6;
  --ink:#0b0b0b;
  --ink-2:#262626;
  --body:#525252;
  --muted:#7b7b7b;
  --line:#e7e7e7;
  --line-2:#d7d7d7;

  --sh-sm:0 1px 2px rgba(11,11,11,.05);
  --sh-md:0 12px 28px -14px rgba(11,11,11,.18);
  --sh-lg:0 30px 64px -28px rgba(11,11,11,.32);

  --ease:cubic-bezier(.22,1,.36,1);
  --wrap:1180px;
  --nav-h:76px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink-2);
  font-family:'Space Grotesk',system-ui,-apple-system,sans-serif;
  font-size:clamp(.95rem,.92rem + .18vw,1.02rem);
  line-height:1.68;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.1;font-weight:700;color:var(--ink);letter-spacing:-.02em}
::selection{background:var(--ink);color:#fff}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}

::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--bg-soft)}
::-webkit-scrollbar-thumb{background:#c4c4c4;border-radius:99px;border:3px solid var(--bg-soft)}
::-webkit-scrollbar-thumb:hover{background:#9a9a9a}

.wrap{width:min(100% - clamp(2rem,6vw,4rem),var(--wrap));margin-inline:auto}

/* keep emoji/glyph accents neutral */
.card-action,.hero-eyebrow .dot{filter:grayscale(1)}

/* ============ PRELOADER ============ */
.preloader{
  position:fixed;inset:0;z-index:9999;background:var(--bg);
  display:grid;place-content:center;gap:1.5rem;justify-items:center;
  transition:opacity .6s var(--ease),visibility .6s;
}
.preloader.done{opacity:0;visibility:hidden}
.preloader-mark{display:flex;gap:.06em;font-family:'Sora';font-size:clamp(2.6rem,9vw,4.4rem);font-weight:800;color:var(--ink)}
.preloader-mark span{animation:popIn .8s var(--ease) both}
.preloader-mark span:nth-child(2){animation-delay:.12s;-webkit-text-stroke:1.5px var(--ink);color:transparent}
@keyframes popIn{from{opacity:0;transform:translateY(30px) scale(.8)}to{opacity:1;transform:none}}
.preloader-bar{width:160px;height:2px;background:var(--line);overflow:hidden}
.preloader-bar i{display:block;height:100%;width:0;background:var(--ink);animation:load 1.3s var(--ease) forwards}
@keyframes load{to{width:100%}}

/* ============ AMBIENT BACKGROUND ============ */
.bg-layer{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--bg)}
.grid-plane{
  position:absolute;inset:0;
  background-image:radial-gradient(circle,#d9d9d9 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(ellipse 80% 55% at 50% 0%,#000 10%,transparent 72%);
  animation:gridPan 30s linear infinite;
}
@keyframes gridPan{to{background-position:34px 34px}}
.bloom{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55}
.bloom-1{width:40vw;height:40vw;background:#ededed;top:-12%;right:-8%;animation:drift1 26s ease-in-out infinite}
.bloom-2{width:32vw;height:32vw;background:#f0f0f0;bottom:-10%;left:-10%;animation:drift2 32s ease-in-out infinite}
@keyframes drift1{50%{transform:translate(-8vw,8vh) scale(1.15)}}
@keyframes drift2{50%{transform:translate(10vw,-6vh) scale(1.1)}}

.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--ink);z-index:1000}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding-inline:clamp(1.1rem,4vw,3rem);
  transition:background .35s var(--ease),box-shadow .35s var(--ease),height .35s var(--ease);
  animation:slideDown .7s var(--ease) .2s both;
}
@keyframes slideDown{from{opacity:0;transform:translateY(-100%)}to{opacity:1;transform:none}}
.nav.stuck{height:64px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--line),var(--sh-sm)}
.nav-brand{display:flex;align-items:center;gap:.6rem;font-family:'Sora';font-size:.82rem;font-weight:700;letter-spacing:.16em;color:var(--ink)}
.nav-brand img{width:30px;height:30px;border-radius:8px;object-fit:cover;filter:grayscale(1)}
.nav-brand b{font-weight:400;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:.15rem}
.nav-links a{
  position:relative;padding:.5rem .8rem;border-radius:99px;font-size:.88rem;font-weight:500;color:var(--body);
  transition:color .28s,background .28s;
}
.nav-links a::after{
  content:'';position:absolute;left:.8rem;right:.8rem;bottom:.32rem;height:1.5px;background:var(--ink);
  transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease);
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-hire{
  margin-left:.6rem;background:var(--ink);color:#fff!important;font-weight:600!important;
  padding:.6rem 1.2rem!important;border-radius:99px;transition:transform .3s var(--ease),box-shadow .3s;
}
.nav-hire::after{display:none}
.nav-hire:hover{transform:translateY(-2px);box-shadow:var(--sh-md)}

.nav-toggle{display:none;flex-direction:column;gap:5px;padding:.5rem;z-index:2}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.35s var(--ease)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-scrim{position:fixed;inset:0;z-index:880;background:rgba(11,11,11,.35);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:.4s var(--ease)}
.nav-scrim.show{opacity:1;visibility:visible}

/* ============ HERO ============ */
.hero{position:relative;padding-top:calc(var(--nav-h) + clamp(2rem,7vw,5rem));padding-bottom:0}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;font-size:.76rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--body);border:1px solid var(--line-2);
  padding:.4rem .9rem;border-radius:99px;background:#fff;box-shadow:var(--sh-sm);
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--ink);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(11,11,11,.45)}70%{box-shadow:0 0 0 9px rgba(11,11,11,0)}100%{box-shadow:0 0 0 0 rgba(11,11,11,0)}}

.hero-name{margin:1.4rem 0 .9rem;font-size:clamp(3.1rem,9.5vw,6.8rem);font-weight:800;letter-spacing:-.045em;line-height:.95}
.hero-name .line{display:block;overflow:hidden}
.hero-name .w{display:inline-block;animation:riseIn 1s var(--ease) both}
.hero-name .line:nth-child(2) .w{animation-delay:.13s}
.hero-name .outline{-webkit-text-stroke:1.6px var(--ink);color:transparent}
@keyframes riseIn{from{transform:translateY(105%);opacity:0}to{transform:none;opacity:1}}

.hero-role{font-size:clamp(1.05rem,2.2vw,1.42rem);font-weight:500;color:var(--ink);min-height:2.1em}
.typewriter{font-weight:700}
.caret{display:inline-block;width:2px;height:1.05em;background:var(--ink);vertical-align:-.14em;margin-left:2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

.hero-desc{color:var(--body);max-width:54ch;margin:1.1rem 0 2rem;font-size:1.04rem}

.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:2.2rem}
.btn{
  display:inline-flex;align-items:center;gap:.6rem;padding:.92rem 1.7rem;border-radius:99px;
  font-family:'Sora';font-weight:600;font-size:.92rem;white-space:nowrap;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),background .3s,color .3s;
}
.btn i{font-style:normal;transition:transform .32s var(--ease)}
.btn:hover i{transform:translateX(4px)}
.btn-solid{background:var(--ink);color:#fff;box-shadow:var(--sh-md)}
.btn-solid:hover{transform:translateY(-3px);box-shadow:var(--sh-lg)}
.btn-solid.inv{background:#fff;color:var(--ink)}
.btn-line{border:1.5px solid var(--line-2);color:var(--ink);background:#fff}
.btn-line:hover{transform:translateY(-3px);border-color:var(--ink);box-shadow:var(--sh-md)}

.hero-contact{display:flex;flex-wrap:wrap;gap:.4rem .5rem}
.hero-contact a{
  font-size:.83rem;color:var(--body);border-bottom:1px solid var(--line-2);padding:.15rem 0;
  transition:color .28s,border-color .28s;
}
.hero-contact li:not(:last-child)::after{content:'·';color:var(--line-2);margin-left:.5rem}
.hero-contact a:hover{color:var(--ink);border-color:var(--ink)}

/* portrait */
.hero-visual{display:grid;place-items:center}
.portrait{position:relative;width:min(100%,400px);margin:0}
.portrait-plate{
  position:absolute;inset:14px -14px -14px 14px;border:1.5px solid var(--ink);border-radius:22px;
  animation:platePulse 7s ease-in-out infinite;
}
@keyframes platePulse{50%{transform:translate(5px,-5px)}}
.portrait img{
  position:relative;width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 22%;
  border-radius:22px;background:var(--bg-soft);
  filter:grayscale(1) contrast(1.04);box-shadow:var(--sh-lg);
  transition:filter .6s var(--ease),transform .6s var(--ease);
}
.portrait:hover img{filter:grayscale(0) contrast(1);transform:translateY(-6px)}
.portrait figcaption{
  position:absolute;left:50%;bottom:-16px;transform:translateX(-50%);white-space:nowrap;
  background:#fff;border:1px solid var(--line);border-radius:99px;box-shadow:var(--sh-md);
  padding:.42rem 1.1rem;font-size:.74rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);
}

/* marquee */
.marquee{margin-top:clamp(3rem,7vw,5rem);background:var(--ink);color:#fff;overflow:hidden;padding:1.05rem 0}
.marquee-track{display:flex;gap:1.5rem;width:max-content;animation:marquee 40s linear infinite}
.marquee-track span{font-family:'Sora';font-size:clamp(.9rem,1.7vw,1.15rem);font-weight:600;letter-spacing:.02em;white-space:nowrap}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ============ SECTION SHELL ============ */
.section{padding:clamp(4.5rem,10vw,8rem) 0;position:relative}
.section-soft{background:var(--bg-soft);border-block:1px solid var(--line)}
.section-head{margin-bottom:clamp(2.2rem,5vw,3.6rem);max-width:44ch}
.sec-num{
  display:inline-flex;align-items:center;gap:.7rem;font-size:.74rem;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted);margin-bottom:.9rem;
}
.sec-num::before{content:'';width:28px;height:1px;background:var(--line-2)}
.sec-title{font-size:clamp(1.9rem,4.6vw,3.1rem);line-height:1.06}
.sec-hint{margin-top:.7rem;font-size:.88rem;color:var(--muted)}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ ABOUT ============ */
.about-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.about-text .lead{font-size:clamp(1.12rem,1.9vw,1.35rem);color:var(--ink);font-weight:500;line-height:1.5;margin-bottom:1.1rem}
.about-text p{color:var(--body);margin-bottom:1rem}
.about-stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.stat{background:#fff;padding:1.6rem 1.2rem;transition:background .35s var(--ease)}
.stat:hover{background:var(--bg-soft)}
.stat b{display:block;font-family:'Sora';font-size:clamp(1.9rem,3.6vw,2.5rem);font-weight:800;color:var(--ink);line-height:1}
.stat span{display:block;margin-top:.35rem;font-size:.8rem;color:var(--muted);line-height:1.4}

/* ============ TIMELINE ============ */
.timeline{position:relative}
.timeline-rail{position:absolute;left:50%;top:.5rem;bottom:.5rem;width:1.5px;background:var(--line-2);transform:translateX(-50%)}
.timeline-rail i{position:absolute;inset:0;background:var(--ink);transform-origin:top;transform:scaleY(var(--p,0));transition:transform .12s linear}
.tl-item{position:relative;width:50%;padding-right:3rem;margin-bottom:1.6rem}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 0 3rem}
.tl-dot{position:absolute;top:1.9rem;right:-6px;width:12px;height:12px;border-radius:50%;background:#fff;
  border:2px solid var(--ink);z-index:2;transition:transform .35s var(--ease)}
.tl-item:nth-child(even) .tl-dot{right:auto;left:-6px}
.tl-item:hover .tl-dot{transform:scale(1.35)}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.6rem 1.7rem;
  box-shadow:var(--sh-sm);transition:.42s var(--ease);
}
.tl-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-md)}
.tl-date{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-bottom:.6rem}
.tl-card h3{font-size:1.14rem}
.tl-card h4{font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:.3rem 0 .8rem}
.tl-card ul li{position:relative;padding-left:1.05rem;color:var(--body);font-size:.9rem;margin-bottom:.32rem}
.tl-card ul li::before{content:'';position:absolute;left:0;top:.62em;width:5px;height:1.5px;background:var(--ink)}

/* ============ SKILLS ============ */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.2rem}
.skill-block{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.7rem;box-shadow:var(--sh-sm);transition:.42s var(--ease)}
.skill-block:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-md)}
.skill-block h3{font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:1.3rem}
.skill-block h3.mt{margin-top:1.9rem}

.bar{margin-bottom:.95rem}
.bar span{display:flex;justify-content:space-between;align-items:baseline;font-size:.86rem;color:var(--ink-2);margin-bottom:.4rem}
.bar em{font-style:normal;font-size:.74rem;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.bar i{display:block;height:5px;border-radius:99px;background:var(--line);overflow:hidden}
.bar i b{display:block;height:100%;width:0;border-radius:99px;background:var(--ink);transition:width 1.25s var(--ease)}
.bar.on i b{width:var(--w)}

.pill-cloud{display:flex;flex-wrap:wrap;gap:.45rem}
.pill-cloud span{
  font-size:.8rem;padding:.42rem .9rem;border-radius:99px;border:1px solid var(--line-2);color:var(--ink-2);
  transition:.32s var(--ease);cursor:default;
}
.pill-cloud span:hover{background:var(--ink);border-color:var(--ink);color:#fff;transform:translateY(-2px)}

.lang-row{margin-bottom:.9rem}
.lang-row span{font-size:.9rem;font-weight:600;color:var(--ink)}
.lang-row small{display:block;font-size:.75rem;color:var(--muted);margin-bottom:.4rem}
.lang-row i{display:block;height:5px;border-radius:99px;background:var(--line);overflow:hidden}
.lang-row i b{display:block;height:100%;width:0;background:var(--ink);border-radius:99px;transition:width 1.35s var(--ease)}
.skill-block.in .lang-row i b{width:var(--w)}

.software-title{text-align:center;margin:clamp(2.6rem,5vw,3.6rem) 0 1.4rem;font-size:.76rem;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.software-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(104px,1fr));gap:.8rem}
.soft{
  display:grid;place-items:center;gap:.4rem;padding:1.25rem .7rem;border-radius:16px;text-align:center;
  background:#fff;border:1px solid var(--line);transition:.36s var(--ease);
}
.soft b{font-family:'Sora';font-size:1.3rem;font-weight:800;color:var(--ink)}
.soft span{font-size:.72rem;color:var(--muted);line-height:1.3}
.soft:hover{transform:translateY(-6px);border-color:var(--ink);box-shadow:var(--sh-md)}

/* ============ WORK ============ */
.filter-bar{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:1.8rem}
.chip{
  font-size:.85rem;font-weight:500;padding:.52rem 1.15rem;border-radius:99px;
  background:#fff;border:1px solid var(--line-2);color:var(--body);transition:.32s var(--ease);
}
.chip:hover{color:var(--ink);border-color:var(--ink);transform:translateY(-2px)}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}

.work-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));grid-auto-rows:245px;gap:1rem}
.work-card{
  position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff;
  cursor:zoom-in;transition:.45s var(--ease);
}
.work-card.tall{grid-row:span 2;cursor:pointer}
.work-card.wide{grid-column:span 2}
.work-card img,.work-card video{
  width:100%;height:100%;object-fit:cover;
  filter:grayscale(1) contrast(1.03);
  transition:transform .8s var(--ease),filter .55s var(--ease);
}
.work-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--sh-lg);z-index:3}
.work-card:hover img,.work-card:hover video{transform:scale(1.06);filter:grayscale(0) contrast(1)}

.card-action{
  position:absolute;top:.85rem;right:.85rem;width:36px;height:36px;display:grid;place-items:center;
  border-radius:50%;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);color:var(--ink);
  font-size:.85rem;box-shadow:var(--sh-sm);
  opacity:0;transform:scale(.7);transition:.38s var(--ease);
}
.work-card:hover .card-action,.work-card:focus-visible .card-action{opacity:1;transform:none}
.work-meta{
  position:absolute;left:0;right:0;bottom:0;padding:1.6rem 1.1rem .95rem;
  background:linear-gradient(to top,rgba(11,11,11,.86),rgba(11,11,11,.42) 55%,transparent);
  color:#fff;opacity:0;transform:translateY(10px);transition:.42s var(--ease);
}
.work-card:hover .work-meta,.work-card:focus-visible .work-meta{opacity:1;transform:none}
.work-meta .tag{font-size:.64rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;opacity:.82}
.work-meta h3{font-size:1rem;color:#fff;margin-top:.15rem}
.work-card.hide{display:none}

/* ============ CONTACT ============ */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;margin-bottom:clamp(2rem,4vw,3rem)}
.contact-card{
  position:relative;display:grid;gap:.3rem;padding:1.7rem;border-radius:20px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-sm);transition:.42s var(--ease);
}
.c-label{font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.contact-card b{font-family:'Sora';font-size:.98rem;color:var(--ink);word-break:break-word}
.contact-card i{position:absolute;top:1.5rem;right:1.5rem;font-style:normal;color:var(--muted);transition:.38s var(--ease)}
.contact-card:hover{transform:translateY(-6px);border-color:var(--ink);box-shadow:var(--sh-md)}
.contact-card:hover i{transform:translate(3px,-3px);color:var(--ink)}

.cta-banner{
  position:relative;overflow:hidden;text-align:center;border-radius:26px;
  padding:clamp(2.4rem,6vw,4rem) clamp(1.4rem,4vw,3rem);
  background:var(--ink);color:#fff;
}
.cta-banner::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 50% 120%,rgba(255,255,255,.14),transparent 60%);
}
.cta-banner>*{position:relative;z-index:2}
.cta-banner h3{font-size:clamp(1.4rem,3.4vw,2.2rem);color:#fff;margin-bottom:.5rem}
.cta-banner p{color:rgba(255,255,255,.68);margin-bottom:1.6rem;font-size:.95rem}

.footer{margin-top:clamp(3.5rem,7vw,5.5rem);border-top:1px solid var(--line);padding-top:1.8rem}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.foot-logo{width:32px;height:32px;border-radius:9px;object-fit:cover;filter:grayscale(1);opacity:.75}
.footer p{font-size:.82rem;color:var(--muted)}
.foot-top{font-size:.82rem;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line-2);transition:.3s}
.foot-top:hover{border-color:var(--ink)}

.to-top{
  position:fixed;right:1.2rem;bottom:1.2rem;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;
  z-index:800;background:var(--ink);color:#fff;font-weight:700;box-shadow:var(--sh-lg);
  opacity:0;visibility:hidden;transform:translateY(16px) scale(.85);transition:.42s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{transform:translateY(-3px) scale(1.06)}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox{position:fixed;inset:0;z-index:2000;display:grid;place-items:center}
.lightbox[hidden]{display:none}
.lb-backdrop{position:absolute;inset:0;background:rgba(250,250,250,.86);backdrop-filter:blur(14px);
  opacity:0;transition:opacity .4s var(--ease)}
.lightbox.open .lb-backdrop{opacity:1}

.lb-bar{
  position:absolute;top:0;left:0;right:0;z-index:3;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:clamp(.8rem,2vw,1.3rem) clamp(1rem,3vw,2rem);
  background:linear-gradient(to bottom,rgba(255,255,255,.95),rgba(255,255,255,0));
  opacity:0;transform:translateY(-14px);transition:.45s var(--ease) .05s;
}
.lightbox.open .lb-bar{opacity:1;transform:none}
.lb-info{min-width:0}
.lb-tag{display:block;font-size:.68rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.lb-title{font-size:clamp(.95rem,2vw,1.2rem);margin-top:.1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lb-tools{display:flex;align-items:center;gap:.5rem;flex:none}
.lb-count{font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums;margin-right:.2rem}
.lb-btn{
  width:40px;height:40px;display:grid;place-items:center;border-radius:50%;font-size:.95rem;
  background:#fff;border:1px solid var(--line-2);color:var(--ink);box-shadow:var(--sh-sm);
  transition:.3s var(--ease);
}
.lb-btn:hover{background:var(--ink);border-color:var(--ink);color:#fff;transform:translateY(-2px)}
.lb-btn.is-on{background:var(--ink);border-color:var(--ink);color:#fff}

.lb-nav{
  position:absolute;top:50%;z-index:3;transform:translateY(-50%);
  width:46px;height:46px;display:grid;place-items:center;border-radius:50%;font-size:1.6rem;line-height:1;
  background:#fff;border:1px solid var(--line-2);color:var(--ink);box-shadow:var(--sh-md);
  opacity:0;transition:.4s var(--ease);
}
.lightbox.open .lb-nav{opacity:1}
.lb-nav:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.lb-prev{left:clamp(.6rem,2vw,1.6rem)}
.lb-next{right:clamp(.6rem,2vw,1.6rem)}

.lb-stage{
  position:relative;z-index:2;width:100%;height:100%;
  display:grid;place-items:center;padding:clamp(4.2rem,9vw,5.5rem) clamp(3.6rem,8vw,5.5rem);
  overflow:auto;overscroll-behavior:contain;
}
.lb-stage img,.lb-stage video{
  max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;
  border-radius:10px;box-shadow:var(--sh-lg);background:#fff;
  opacity:0;transform:scale(.94);transition:opacity .45s var(--ease),transform .45s var(--ease);
}
.lightbox.open .lb-stage img,.lightbox.open .lb-stage video{opacity:1;transform:none}
.lb-stage img{cursor:zoom-in}
/* actual-size mode: image renders at natural pixels and the stage scrolls.
   display:block so grid fit-content sizing can't shrink it back down. */
.lightbox.zoomed .lb-stage{display:block;text-align:center;cursor:grab}
.lightbox.zoomed .lb-stage img{
  display:inline-block;max-width:none;max-height:none;width:auto;height:auto;cursor:zoom-out;
}
.lb-stage video{cursor:default}

.lb-hint{
  position:absolute;bottom:clamp(.7rem,2vw,1.2rem);left:50%;transform:translateX(-50%);z-index:3;
  font-size:.74rem;color:var(--muted);background:rgba(255,255,255,.9);border:1px solid var(--line);
  padding:.34rem .9rem;border-radius:99px;white-space:nowrap;
  opacity:0;transition:opacity .45s var(--ease) .15s;
}
.lightbox.open .lb-hint{opacity:1}

body.lb-lock{overflow:hidden}

/* ============================================================
   RESPONSIVE  —  phones · tablets · laptops · large screens
   ============================================================ */

/* large desktops */
@media (min-width:1600px){ :root{--wrap:1300px} }

/* tablets landscape / small laptops */
@media (max-width:1080px){
  .work-grid{grid-auto-rows:225px}
}

/* tablets portrait */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:2.6rem}
  .hero-visual{order:-1;justify-items:center}
  .portrait{width:min(78%,330px)}
  .about-grid{grid-template-columns:1fr}
  .timeline-rail{left:6px}
  .tl-item,.tl-item:nth-child(even){width:100%;margin-left:0;padding:0 0 0 2.2rem}
  .tl-dot,.tl-item:nth-child(even) .tl-dot{left:0;right:auto}
  .section-head{max-width:none}
}

/* phones / mobile nav */
@media (max-width:820px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;z-index:890;
    width:min(80vw,320px);flex-direction:column;justify-content:center;align-items:stretch;gap:.3rem;
    background:#fff;border-left:1px solid var(--line);box-shadow:var(--sh-lg);
    padding:clamp(1.5rem,6vw,2.5rem);
    transform:translateX(100%);transition:transform .5s var(--ease);
  }
  .nav-links.open{transform:none}
  .nav-links a{font-size:1.05rem;padding:.85rem 1rem;border-radius:12px;opacity:0;transform:translateX(24px);transition:.42s var(--ease)}
  .nav-links a::after{display:none}
  .nav-links a.active{background:var(--bg-soft)}
  .nav-links.open a{opacity:1;transform:none}
  .nav-links.open a:nth-child(1){transition-delay:.06s}
  .nav-links.open a:nth-child(2){transition-delay:.11s}
  .nav-links.open a:nth-child(3){transition-delay:.16s}
  .nav-links.open a:nth-child(4){transition-delay:.21s}
  .nav-links.open a:nth-child(5){transition-delay:.26s}
  .nav-links.open a:nth-child(6){transition-delay:.31s}
  .nav-links.open a:nth-child(7){transition-delay:.36s}
  .nav-hire{margin:.6rem 0 0;text-align:center}
  .work-card.wide{grid-column:span 1}
}

/* small phones */
@media (max-width:560px){
  :root{--nav-h:64px}
  .hero-name{font-size:clamp(2.6rem,13vw,3.6rem)}
  .hero-name .outline{-webkit-text-stroke-width:1.2px}
  .hero-cta{gap:.6rem}
  .btn{padding:.85rem 1.4rem;font-size:.88rem;flex:1 1 auto;justify-content:center}
  .hero-contact{flex-direction:column;gap:.3rem;align-items:flex-start}
  .hero-contact li::after{display:none!important}
  .portrait{width:min(88%,300px)}
  .about-stats{grid-template-columns:1fr 1fr}
  .stat{padding:1.25rem .95rem}
  .work-grid{grid-template-columns:1fr;grid-auto-rows:250px;gap:.85rem}
  .work-card.tall{grid-row:span 1}
  /* touch devices have no hover — always show the meta + action */
  .work-meta,.card-action{opacity:1;transform:none}
  .work-card img,.work-card video{filter:none}
  .filter-bar{gap:.4rem;overflow-x:auto;flex-wrap:nowrap;padding-bottom:.4rem;scrollbar-width:none}
  .filter-bar::-webkit-scrollbar{display:none}
  .chip{flex:none}
  .contact-card{padding:1.4rem}
  .footer-inner{justify-content:center;text-align:center}
  .lb-stage{padding:4.6rem 1rem 3.4rem}
  .lb-nav{width:40px;height:40px;font-size:1.35rem}
  .lb-prev{left:.4rem}.lb-next{right:.4rem}
  .lb-hint{font-size:.68rem}
  .to-top{right:.9rem;bottom:.9rem;width:40px;height:40px}
}

/* touch: no hover states to depend on */
@media (hover:none){
  .work-meta,.card-action{opacity:1;transform:none}
  .work-card img,.work-card video{filter:none}
  .portrait img{filter:none}
}

/* short landscape phones */
@media (max-height:520px) and (orientation:landscape){
  .hero{padding-top:calc(var(--nav-h) + 1.5rem)}
  .lb-stage{padding:3.6rem 3.4rem 2.6rem}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}