/* Artan Ahmadi — Photography · "The Monograph"
   Warm ivory paper, soft-black ink. Cormorant Garamond display + Jost tracked labels. */

:root{
  --paper:#f4f1ea;      /* aged paper */
  --paper-2:#efeae0;    /* recessed */
  --ink:#1a1815;        /* soft near-black */
  --ink-2:#4b463f;      /* body */
  --muted:#8f887b;      /* warm grey */
  --line:rgba(26,24,21,.16);
  --line-2:rgba(26,24,21,.32);
  --serif:'Cormorant Garamond', 'Times New Roman', Georgia, serif;
  --sans:'Jost', ui-sans-serif, system-ui, sans-serif;
  --maxw:1600px;
  --pad:clamp(20px,5vw,80px);
  --gap:clamp(14px,2vw,28px);
  --ease:cubic-bezier(.2,.7,.2,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.menu-open,body.lb-open{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--ink);color:var(--paper)}

/* label / eyebrow utility */
.lbl{font-family:var(--sans);font-weight:400;text-transform:uppercase;letter-spacing:.28em;font-size:.68rem;color:var(--muted)}

/* ---- paper grain ---- */
.grain{
  position:fixed;inset:0;z-index:3;pointer-events:none;opacity:.05;mix-blend-mode:multiply;
  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");
}

/* ============ HEADER ============ */
.site-head{
  position:sticky;top:0;z-index:50;background:var(--paper);
  border-bottom:1px solid transparent;transition:border-color .4s,box-shadow .4s;
}
.site-head.scrolled{border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(0,0,0,0)}
.head-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  padding:clamp(14px,1.6vw,22px) var(--pad);gap:16px;
}
.wordmark{grid-column:2;text-align:center;line-height:1}
.wm-name{display:block;font-family:var(--serif);font-weight:500;font-size:clamp(1.15rem,2vw,1.6rem);letter-spacing:.06em}
.wm-sub{display:block;font-family:var(--sans);text-transform:uppercase;letter-spacing:.42em;font-size:.56rem;color:var(--muted);margin-top:.35em;padding-left:.42em}
.head-cta{
  grid-column:3;justify-self:end;font-family:var(--sans);text-transform:uppercase;
  letter-spacing:.2em;font-size:.7rem;padding-bottom:2px;border-bottom:1px solid var(--line-2);
  transition:border-color .3s,color .3s;
}
.head-cta:hover{border-color:var(--ink)}

.mainnav{
  display:flex;justify-content:center;gap:clamp(18px,2.4vw,42px);flex-wrap:wrap;
  padding:0 var(--pad) 14px;
}
.mainnav a{
  position:relative;font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;
  font-size:.72rem;color:var(--ink-2);padding:4px 0;transition:color .3s;
}
.mainnav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink);
  transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease);
}
.mainnav a:hover{color:var(--ink)}
.mainnav a:hover::after,.mainnav a.active::after{transform:scaleX(1);transform-origin:left}
.mainnav a.active{color:var(--ink)}

/* hamburger */
.menu-toggle{
  grid-column:1;justify-self:start;display:none;width:30px;height:16px;position:relative;
  background:none;border:0;cursor:pointer;
}
.menu-toggle span{position:absolute;left:0;right:0;height:1px;background:var(--ink);transition:transform .35s var(--ease),opacity .3s}
.menu-toggle span:first-child{top:2px}
.menu-toggle span:last-child{bottom:2px}
.menu-toggle.open span:first-child{transform:translateY(6px) rotate(45deg)}
.menu-toggle.open span:last-child{transform:translateY(-6px) rotate(-45deg)}

/* ============ MOBILE OVERLAY NAV ============ */
.overlay-nav{
  position:fixed;inset:0;z-index:40;background:var(--paper);
  display:flex;flex-direction:column;justify-content:flex-start;gap:clamp(2px,1vh,8px);
  padding:clamp(84px,13vh,120px) var(--pad) var(--pad);overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .45s var(--ease),transform .45s var(--ease),visibility .45s;
}
.overlay-nav.open{opacity:1;visibility:visible;transform:none}
.overlay-nav>a{
  font-family:var(--serif);font-size:clamp(2rem,8vw,3.4rem);font-weight:400;line-height:1.12;
  color:var(--ink);width:max-content;
}
.overlay-nav>a .n{font-family:var(--sans);font-size:.7rem;letter-spacing:.2em;color:var(--muted);vertical-align:super;margin-right:.6em}
.overlay-nav>a.active{font-style:italic}
.overlay-foot{margin-top:auto;display:flex;gap:22px;font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.68rem;color:var(--muted)}
.overlay-foot a{color:var(--muted)}
.overlay-foot a:hover{color:var(--ink)}

/* ============ VIEW / PAGE TRANSITION ============ */
.view{animation:viewIn .7s var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ============ HOME — HERO ============ */
.hero{position:relative;height:calc(100svh - 96px);min-height:520px;overflow:hidden;background:var(--ink)}
.hero-stack{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 2s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;object-position:center 28%;filter:brightness(.82)}
.hero-copy{
  position:absolute;left:var(--pad);right:var(--pad);bottom:clamp(36px,6vw,72px);z-index:2;color:var(--paper);
  text-shadow:0 1px 40px rgba(0,0,0,.35);
}
.hero-copy .over{font-family:var(--sans);text-transform:uppercase;letter-spacing:.42em;font-size:.72rem;opacity:.85}
.hero-copy h1{
  font-family:var(--serif);font-weight:300;font-size:clamp(3rem,10vw,8.5rem);line-height:.95;
  letter-spacing:-.01em;margin:.2em 0 .3em;max-width:14ch;
}
.hero-copy h1 em{font-style:italic}
.hero-copy .sub{font-family:var(--sans);text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;opacity:.9}
.hero-scroll{position:absolute;right:var(--pad);bottom:clamp(36px,6vw,72px);z-index:2;color:var(--paper);
  writing-mode:vertical-rl;font-family:var(--sans);text-transform:uppercase;letter-spacing:.28em;font-size:.62rem;opacity:.8;display:flex;align-items:center;gap:14px}
.hero-scroll::after{content:"";width:1px;height:52px;background:var(--paper);animation:scrollpulse 2.4s var(--ease) infinite}
@keyframes scrollpulse{0%,100%{transform:scaleY(.3);opacity:.4;transform-origin:top}50%{transform:scaleY(1);opacity:1;transform-origin:top}}
.hero-copy .over{animation:rise .9s .25s both}
.hero-copy h1{animation:rise 1s .4s both}
.hero-copy .sub{animation:rise .9s .6s both}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

/* ============ HOME — STATEMENT ============ */
.statement{padding:clamp(70px,12vw,160px) var(--pad);max-width:1180px}
.statement p{font-family:var(--serif);font-weight:300;font-size:clamp(1.5rem,3.4vw,2.7rem);line-height:1.34;letter-spacing:-.005em}
.statement p em{font-style:italic;color:var(--ink-2)}
.link-underline{display:inline-block;margin-top:1.4em;font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.72rem;color:var(--ink-2);border-bottom:1px solid var(--line-2);padding-bottom:3px;transition:color .3s,border-color .3s}
.link-underline:hover{color:var(--ink);border-color:var(--ink)}

/* ============ HOME — INDEX ============ */
.index{padding:0 var(--pad) clamp(60px,10vw,120px);border-top:1px solid var(--line)}
.index-head{padding:clamp(28px,4vw,48px) 0;font-family:var(--sans);text-transform:uppercase;letter-spacing:.32em;font-size:.72rem;color:var(--muted)}
.index-list{list-style:none}
.index-row{border-top:1px solid var(--line)}
.index-row:last-child{border-bottom:1px solid var(--line)}
.index-row a{
  display:grid;grid-template-columns:auto 1fr auto auto;align-items:baseline;gap:clamp(16px,3vw,48px);
  padding:clamp(20px,3.2vw,40px) 0;transition:padding-left .5s var(--ease),color .4s;
}
.ir-num{font-family:var(--sans);font-size:.72rem;letter-spacing:.14em;color:var(--muted)}
.ir-name{font-family:var(--serif);font-weight:400;font-size:clamp(2rem,6vw,4.2rem);line-height:1;letter-spacing:-.01em}
.ir-count{font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.66rem;color:var(--muted);justify-self:end}
.ir-arrow{font-family:var(--serif);font-size:1.5rem;color:var(--muted);justify-self:end;transition:transform .5s var(--ease)}
.index-row a:hover{padding-left:clamp(10px,1.6vw,26px)}
.index-row a:hover .ir-arrow{transform:translateX(10px);color:var(--ink)}
.index-list.hovering .index-row a{color:var(--muted)}
.index-list.hovering .index-row a:hover{color:var(--ink)}
.index-preview{
  position:fixed;top:0;left:0;z-index:60;width:20vw;max-width:320px;aspect-ratio:4/5;object-fit:cover;
  pointer-events:none;opacity:0;transform:translate(-100vw,-100vw);
  transition:opacity .4s var(--ease);margin:-13vw 0 0 34px;box-shadow:0 30px 80px rgba(0,0,0,.28);
}
.index-preview.show{opacity:1}

/* ============ GALLERY ============ */
.gallery{padding:0 var(--pad) clamp(60px,10vw,120px)}
.sec-head{padding:clamp(56px,9vw,120px) 0 clamp(30px,4vw,56px);max-width:920px}
.sec-index{font-family:var(--sans);text-transform:uppercase;letter-spacing:.28em;font-size:.68rem;color:var(--muted);margin-bottom:clamp(24px,4vw,52px)}
.sec-over{font-family:var(--sans);text-transform:uppercase;letter-spacing:.34em;font-size:.72rem;color:var(--muted);margin-bottom:.7em}
.sec-title{font-family:var(--serif);font-weight:300;font-size:clamp(3rem,11vw,7.5rem);line-height:.92;letter-spacing:-.015em}
.sec-blurb{font-family:var(--serif);font-style:italic;font-weight:300;font-size:clamp(1.2rem,2.4vw,1.7rem);color:var(--ink-2);margin-top:.6em;max-width:34ch}
.sec-meta{font-family:var(--sans);text-transform:uppercase;letter-spacing:.24em;font-size:.66rem;color:var(--muted);margin-top:clamp(20px,3vw,36px);padding-top:16px;border-top:1px solid var(--line);display:inline-block}

.plate{position:relative;overflow:hidden;cursor:zoom-in;background:var(--paper-2)}
.plate img{width:100%;height:auto;display:block;transition:transform 1.3s var(--ease),filter .6s}
.plate:hover img{transform:scale(1.04)}
.plate figcaption{
  position:absolute;left:16px;bottom:14px;font-family:var(--sans);text-transform:uppercase;
  letter-spacing:.22em;font-size:.6rem;color:#fff;text-shadow:0 1px 12px rgba(0,0,0,.6);
  opacity:0;transform:translateY(8px);transition:opacity .45s var(--ease),transform .45s var(--ease);
}
.plate:hover figcaption{opacity:1;transform:none}

.plate.feature{margin-bottom:var(--gap);background:transparent;cursor:zoom-in}
.plate.feature img{width:100%;max-height:90vh;object-fit:contain}
.plate.feature:hover img{transform:none}

.masonry{column-count:3;column-gap:var(--gap)}
.masonry .plate{break-inside:avoid;margin:0 0 var(--gap);width:100%}

.empty{font-family:var(--serif);font-style:italic;font-size:1.6rem;color:var(--muted);padding:60px 0}

/* ============ ABOUT ============ */
.about{padding:clamp(56px,9vw,120px) var(--pad) clamp(70px,11vw,140px)}
.about-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(32px,6vw,90px);align-items:start}
.about-portrait{position:relative}
.about-portrait img{width:100%;height:auto;object-fit:cover}
.about-portrait .cap{margin-top:14px;font-family:var(--sans);text-transform:uppercase;letter-spacing:.24em;font-size:.62rem;color:var(--muted)}
.about-body .over{font-family:var(--sans);text-transform:uppercase;letter-spacing:.34em;font-size:.72rem;color:var(--muted)}
.about-body h1{font-family:var(--serif);font-weight:300;font-size:clamp(2.6rem,6vw,5rem);line-height:.98;letter-spacing:-.015em;margin:.35em 0 .7em}
.about-body p{font-family:var(--serif);font-weight:300;font-size:clamp(1.15rem,1.7vw,1.42rem);line-height:1.62;color:var(--ink-2);margin-bottom:1.1em;max-width:52ch}
.about-body p em{font-style:italic;color:var(--ink)}
.sig{font-family:var(--serif);font-style:italic;font-size:1.9rem;margin-top:.4em}
.specs{list-style:none;margin-top:clamp(34px,5vw,60px);border-top:1px solid var(--line)}
.specs li{display:grid;grid-template-columns:9rem 1fr;gap:20px;padding:15px 0;border-bottom:1px solid var(--line);font-family:var(--sans);font-size:.82rem}
.specs .k{text-transform:uppercase;letter-spacing:.22em;font-size:.64rem;color:var(--muted);align-self:center}
.specs .v{letter-spacing:.02em;color:var(--ink)}

/* ============ CONTACT ============ */
.contact{min-height:calc(100svh - 96px);display:flex;flex-direction:column;justify-content:center;padding:clamp(60px,10vw,120px) var(--pad)}
.contact .over{font-family:var(--sans);text-transform:uppercase;letter-spacing:.34em;font-size:.72rem;color:var(--muted)}
.contact h1{font-family:var(--serif);font-weight:300;font-size:clamp(2.6rem,7vw,6rem);line-height:1.02;letter-spacing:-.015em;margin:.3em 0 .1em;max-width:16ch}
.contact h1 em{font-style:italic}
.contact-note{font-family:var(--serif);font-style:italic;font-size:clamp(1.15rem,2vw,1.5rem);color:var(--ink-2);margin-bottom:clamp(36px,6vw,64px)}
.contact-links{display:flex;flex-wrap:wrap;gap:clamp(28px,5vw,80px);border-top:1px solid var(--line);padding-top:clamp(28px,4vw,44px)}
.contact-links a{display:block}
.contact-links .k{display:block;font-family:var(--sans);text-transform:uppercase;letter-spacing:.24em;font-size:.64rem;color:var(--muted);margin-bottom:.7em}
.contact-links .v{font-family:var(--serif);font-size:clamp(1.5rem,3vw,2.4rem);position:relative;display:inline-block}
.contact-links .v::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:var(--ink);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.contact-links a:hover .v::after{transform:scaleX(1);transform-origin:left}

/* ============ FOOTER ============ */
.site-foot{border-top:1px solid var(--line);padding:clamp(40px,6vw,72px) var(--pad) clamp(28px,3vw,40px);background:var(--paper-2)}
.foot-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:32px;align-items:start}
.foot-name{font-family:var(--serif);font-size:1.5rem}
.foot-tag{font-family:var(--sans);text-transform:uppercase;letter-spacing:.28em;font-size:.62rem;color:var(--muted);margin-top:.5em}
.foot-mid{font-family:var(--sans);letter-spacing:.06em;font-size:.78rem;color:var(--ink-2);text-align:center;line-height:1.9;align-self:center}
.foot-mid a,.foot-base a{color:inherit;border-bottom:1px solid var(--line);transition:color .3s,border-color .3s}
.foot-mid a:hover,.foot-base a:hover{color:var(--ink);border-color:var(--ink)}
.foot-links{display:flex;flex-direction:column;gap:10px;justify-self:end;text-align:right;font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.72rem}
.foot-links a{color:var(--ink-2);transition:color .3s}
.foot-links a:hover{color:var(--ink)}
.foot-base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px 24px;margin-top:clamp(36px,5vw,60px);padding-top:20px;border-top:1px solid var(--line);font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.62rem;color:var(--muted)}

/* ============ LIGHTBOX ============ */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(18,16,14,.94);display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity .4s var(--ease),visibility .4s;backdrop-filter:blur(2px)}
.lightbox[aria-hidden="false"]{opacity:1;visibility:visible}
.lb-stage{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:clamp(20px,5vw,72px)}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;opacity:0;transform:scale(.985);transition:opacity .5s var(--ease),transform .5s var(--ease);box-shadow:0 40px 120px rgba(0,0,0,.5)}
.lb-stage img.loaded{opacity:1;transform:none}
.lb-btn{position:absolute;background:none;border:0;color:var(--paper);cursor:pointer;font-family:var(--serif);opacity:.7;transition:opacity .3s;z-index:2}
.lb-btn:hover{opacity:1}
.lb-close{top:clamp(18px,3vw,34px);right:clamp(18px,3vw,34px);font-family:var(--sans);font-size:.9rem;letter-spacing:.1em}
.lb-prev,.lb-next{top:50%;transform:translateY(-50%);font-size:clamp(2.4rem,5vw,4rem);line-height:1;padding:20px}
.lb-prev{left:clamp(6px,2vw,28px)}
.lb-next{right:clamp(6px,2vw,28px)}
.lb-count{position:absolute;bottom:clamp(18px,3vw,34px);left:50%;transform:translateX(-50%);color:var(--paper);font-family:var(--sans);letter-spacing:.24em;font-size:.68rem;opacity:.8}

/* ============ REVEAL ON SCROLL ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media(max-width:1000px){
  .masonry{column-count:2}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .about-portrait{max-width:440px}
  .specs li{grid-template-columns:7rem 1fr}
}
@media(max-width:760px){
  body{font-size:17px}
  .menu-toggle{display:block}
  .mainnav,.head-cta{display:none}
  .head-inner{grid-template-columns:1fr auto 1fr}
  .hero{height:calc(100svh - 68px)}
  .foot-grid{grid-template-columns:1fr;gap:26px;text-align:left}
  .foot-mid{text-align:left}
  .foot-links{justify-self:start;text-align:left}
  .index-row a{grid-template-columns:auto 1fr;gap:16px}
  .ir-count{display:none}
  .ir-arrow{display:none}
}
@media(max-width:520px){
  .masonry{column-count:1}
}

/* ============ REDUCED MOTION ============ */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .hero-scroll::after{animation:none}
}