/* Varun Verma portfolio. Tokens and rules from design.md (Stage 8.3). */

/* ---------- 3. Colour tokens ---------- */
:root{
  --bg:#eef0f2; --surface:#f8f9fa; --sunk:#e2e6ea; --ink:#1b2128; --muted:#58616b;
  --line:#d5d9de; --accent:#b8461f; --accent-ink:#ffffff; --shadow:30 40 52;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#14181c; --surface:#1b2026; --sunk:#20262c; --ink:#e8ebee; --muted:#9aa3ad;
    --line:#2a3138; --accent:#e57d55; --accent-ink:#1a0d07; --shadow:0 0 0;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#14181c; --surface:#1b2026; --sunk:#20262c; --ink:#e8ebee; --muted:#9aa3ad;
  --line:#2a3138; --accent:#e57d55; --accent-ink:#1a0d07; --shadow:0 0 0; color-scheme:dark;
}

/* ---------- 6. Spacing ---------- */
:root{ --s-1:4px; --s-2:8px; --s-3:14px; --s-4:22px; --s-5:36px; --s-6:72px; --radius:14px; --ease:cubic-bezier(.16,1,.3,1); }

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 "Geist",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
p{margin:0 0 var(--s-3)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:-9999px;top:8px;background:var(--surface);color:var(--ink);padding:8px 14px;border-radius:999px;z-index:50}
.skip:focus{left:max(16px,env(safe-area-inset-left))}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- 5. Typography ---------- */
.disp,h1,h2,h3{font-family:"Bricolage Grotesque",system-ui,sans-serif;letter-spacing:-.02em;font-weight:600}
h1{font-size:clamp(44px,6.4vw,84px);line-height:1.02;margin:0 0 var(--s-4)}
h2{font-size:clamp(30px,3.6vw,44px);line-height:1.08;margin:0 0 var(--s-3)}
h3{font-size:clamp(26px,3vw,36px);line-height:1.12;margin:0 0 var(--s-3)}
.lede{font-size:clamp(19px,2vw,23px);line-height:1.45}
.muted{color:var(--muted)}
.small{font-size:14px;line-height:1.45}
.measure{max-width:64ch}

/* ---------- 6. Layout ---------- */
.wrap{max-width:1200px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left),4vw);padding-right:max(16px,env(safe-area-inset-right),4vw)}
.section{padding-top:var(--s-6);padding-bottom:var(--s-6);border-top:1px solid var(--line)}

/* ---------- 8. Header and footer ---------- */
.site-header{border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top)}
.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.site-header .name{font-family:"Caveat",cursive;font-weight:700;font-size:32px;line-height:1;letter-spacing:0;color:var(--accent);text-decoration:none;white-space:nowrap;transform:rotate(-2deg);display:inline-block}
.site-header .name:hover{color:var(--ink)}
.site-header .role{color:var(--muted);font-size:14px}
.site-header nav{margin-left:auto}
.site-header ul{display:flex;gap:22px;list-style:none;margin:0;padding:0;font-size:15px}
.site-header nav a{text-decoration:none}
.site-header nav a:hover,.site-header nav a[aria-current="page"]{color:var(--accent)}
@media (max-width:820px){.site-header .role{display:none}.site-header ul{gap:14px;font-size:14px}}
@media (max-width:520px){.site-header .wrap{flex-wrap:wrap;row-gap:0;padding-top:10px;padding-bottom:6px}.site-header nav{margin-left:0;width:100%}.site-header ul{justify-content:space-between;gap:8px}.site-header nav a{display:inline-block;padding:8px 0}}
.site-footer{border-top:1px solid var(--line);padding-top:var(--s-6);padding-bottom:max(var(--s-6),env(safe-area-inset-bottom))}
.site-footer .walk{font-size:clamp(19px,2vw,23px);line-height:1.45;max-width:46ch;margin-bottom:var(--s-4)}
.links{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0 0 var(--s-5);padding:0}
.status{color:var(--muted);font-size:14px;margin:0}

/* ---------- 7, 9. Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 20px;border-radius:999px;text-decoration:none;font-weight:500;
  background:var(--accent);color:var(--accent-ink);transition:transform .2s var(--ease)}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px) scale(.98)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--ink)}
.btn svg{width:18px;height:18px}
.linkbtn{font:inherit;background:none;border:0;padding:0;color:var(--accent);text-decoration:underline;text-underline-offset:3px;cursor:pointer}

/* ---------- 9. Hero ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:32px;align-items:center;min-height:min(78vh,720px);padding-top:40px;padding-bottom:40px}
@media (max-width:820px){.hero{grid-template-columns:1fr;min-height:0;padding-top:28px}}
.hero .sub{max-width:30ch}
.hero .stance{color:var(--muted);max-width:40ch;margin-bottom:28px}
.badge{position:relative;height:clamp(360px,48vw,540px)}
.badge canvas{width:100%;height:100%;display:block;touch-action:pan-y}
.badge-flat{position:absolute;inset:0;display:flex;align-items:flex-start;justify-content:center;padding-top:56px}
.badge-flat .card{width:240px;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 30px 60px -30px rgb(var(--shadow)/.45)}
.badge-flat .top{height:44px;background:var(--accent)}
.badge-flat .body{padding:18px}
.badge-flat img{width:110px;height:124px;object-fit:cover;object-position:50% 8%;border-radius:12px;margin-bottom:12px}
.badge-flat .n{font:600 26px/1.1 "Bricolage Grotesque",sans-serif}
.badge.is-3d .badge-flat{opacity:0;pointer-events:none;transition:opacity .4s}

/* ---------- 9. Work cards ---------- */
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-4);list-style:none;margin:var(--s-5) 0 0;padding:0}
@media (max-width:980px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.cards{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;gap:12px;text-decoration:none;height:100%}
.card .thumb{aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--sunk)}
.card .thumb img{width:100%;height:100%;object-fit:cover;object-position:top left;transition:transform .6s var(--ease)}
.card:hover .thumb img{transform:scale(1.04)}
.card h3{font-size:20px;line-height:1.2;margin:0}
.card p{margin:0;color:var(--muted);font-size:15px;line-height:1.45}
.card .tag{margin-top:auto;font-size:13px;color:var(--muted)}

/* ---------- Experience summary ---------- */
.summary p{max-width:64ch}

/* ---------- 10. Record page ---------- */
.record-head{padding-top:56px;padding-bottom:var(--s-5)}
.record-head h1{font-size:clamp(36px,5vw,64px);max-width:20ch}
.record-head .lede{max-width:60ch}
.facts{display:flex;flex-wrap:wrap;gap:var(--s-2) var(--s-5);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:var(--s-3) 0;margin:var(--s-5) 0 0;font-size:15px}
.facts div{display:flex;flex-direction:column}
.facts dt{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:0}
.story{display:grid;grid-template-columns:180px minmax(0,1fr);gap:40px;padding-top:var(--s-5)}
@media (max-width:980px){.story{grid-template-columns:1fr;gap:0}}
.rail{position:sticky;top:24px;align-self:start;list-style:none;margin:0;padding:0;font-size:14px}
.rail a{display:block;padding:7px 0 7px 14px;border-left:2px solid var(--line);color:var(--muted);text-decoration:none;transition:color .3s,border-color .3s}
.rail a[aria-current="true"]{color:var(--ink);border-color:var(--accent);font-weight:500}
@media (max-width:980px){
  .rail{top:0;z-index:5;display:flex;gap:4px;overflow-x:auto;background:var(--bg);padding:8px 0;margin-bottom:12px;scrollbar-width:none}
  .rail a{border-left:0;border-bottom:2px solid var(--line);padding:4px 8px;white-space:nowrap}
}
.chapter{padding:8px 0 var(--s-6);scroll-margin-top:24px}
.chapter p{max-width:64ch}
.chapter h2{font-size:clamp(26px,3vw,36px);line-height:1.12}
.figure{margin:var(--s-5) 0}
.figure .frame{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .figure .frame{padding:8px;background:var(--surface)}}
:root[data-theme="dark"] .figure .frame{padding:8px;background:var(--surface)}
.figure .frame img{border-radius:6px;width:100%}
.figure figcaption{font-size:14px;color:var(--muted);margin-top:10px}
.figure button.open{all:unset;display:block;cursor:zoom-in;border-radius:var(--radius)}
.figure button.open:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-4)}
@media (max-width:760px){.pair{grid-template-columns:1fr}}
.pair .figure{margin:0}

/* Explainer: the thesis component (design.md section 10) */
.layers{list-style:none;margin:var(--s-4) 0 0;padding:0;display:grid;gap:8px;counter-reset:l}
.layers li{counter-increment:l;display:grid;grid-template-columns:40px 170px minmax(0,1fr);gap:14px;align-items:baseline;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.layers li::before{content:counter(l);font:600 15px/1 "Bricolage Grotesque",sans-serif;color:var(--muted)}
.layers b{font-weight:600}
.layers span{color:var(--muted)}
.layers li.hl{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface))}
.layers li.hl::before{color:var(--accent)}
@media (max-width:640px){.layers li{grid-template-columns:28px minmax(0,1fr)}.layers span{grid-column:2}}
.ruler{margin-top:var(--s-4);padding:56px 18px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);position:relative}
.ruler .track{position:relative;height:14px;border-radius:999px;background:var(--sunk)}
.ruler .zone{position:absolute;top:0;bottom:0}
.ruler .ok{left:0;width:75%;background:color-mix(in srgb,var(--ink) 14%,transparent);border-radius:999px 0 0 999px}
.ruler .mid{left:75%;width:8.333%;background:color-mix(in srgb,var(--accent) 55%,transparent)}
.ruler .no{left:83.333%;width:16.667%;background:repeating-linear-gradient(45deg,color-mix(in srgb,var(--ink) 18%,transparent) 0 4px,transparent 4px 9px);border-radius:0 999px 999px 0}
.ruler .mark{position:absolute;top:-8px;bottom:-8px;width:2px}
.ruler .mark em{position:absolute;bottom:calc(100% + 6px);white-space:nowrap;font-style:normal;font-size:13px;color:var(--muted)}
.ruler .overlay{left:75%;background:var(--accent)}
.ruler .overlay em{right:6px}
.ruler .agency{left:83.333%;background:var(--ink)}
.ruler .agency em{left:6px}
.ruler .short{display:none}
@media (max-width:560px){.ruler .long{display:none}.ruler .short{display:inline}}
@media (max-width:360px){.ruler{padding-left:12px;padding-right:12px}.ruler input{left:12px;right:12px;width:calc(100% - 24px)}.ruler .mark em{font-size:12px}.ruler .agency .short{display:none}}
.ruler .dot{position:absolute;top:50%;left:calc(var(--v) / 60 * 100%);width:26px;height:26px;margin:-13px 0 0 -13px;border-radius:50%;background:var(--bg);border:3px solid var(--ink);box-shadow:0 4px 10px -4px rgb(0 0 0/.4);pointer-events:none}
@media (prefers-reduced-motion:no-preference){.ruler .dot{transition:left .35s var(--ease)}}
.ruler input{position:absolute;left:18px;right:18px;top:44px;width:calc(100% - 36px);height:38px;margin:0;opacity:0;cursor:ew-resize}
.ruler input:focus-visible ~ .ticks{outline:2px solid var(--accent);outline-offset:6px;border-radius:4px}
.ruler .ticks{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:10px}
.ruler output{display:block;margin-top:14px;font-size:17px}
.ruler output b{font-weight:600}

/* Next project */
.next{display:block;text-decoration:none;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s-4);background:var(--surface);transition:border-color .2s}
.next:hover{border-color:var(--accent)}
.next .k{font-size:14px;color:var(--accent)}
.next h2{margin:6px 0 4px;font-size:clamp(26px,3vw,36px)}
.also{margin-top:var(--s-3);color:var(--muted);font-size:15px}

/* Image viewer */
dialog.lb{width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:var(--bg);color:var(--ink);overflow:hidden}
dialog.lb::backdrop{background:rgb(0 0 0/.55)}
.lb .view{position:absolute;inset:0;overflow:hidden;touch-action:none;cursor:zoom-in;outline:none}
.lb .view.can-pan{cursor:grab}
.lb .view.can-pan:active{cursor:grabbing}
.lb .view img{position:absolute;left:0;top:0;max-width:none;transform-origin:0 0;user-select:none;-webkit-user-drag:none;box-shadow:0 20px 60px -20px rgb(0 0 0/.35);background:#fff}
.lb .bar{position:absolute;left:50%;bottom:max(16px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:2;display:flex;align-items:center;gap:4px;
  padding:6px;border-radius:999px;background:var(--surface);border:1px solid var(--line);box-shadow:0 10px 30px -12px rgb(0 0 0/.35)}
.lb .bar button{font:inherit;font-size:14px;min-width:40px;height:40px;padding:0 12px;border:0;border-radius:999px;background:transparent;color:var(--ink);cursor:pointer}
.lb .bar button:hover{background:var(--sunk)}
.lb .bar .pct{min-width:52px;text-align:center;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.lb .bar .sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.lb .close{position:absolute;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));z-index:2}
.lb .hint{position:absolute;top:max(18px,env(safe-area-inset-top));left:max(16px,env(safe-area-inset-left));font-size:13px;color:var(--muted);z-index:2}
@media (hover:none){.lb .hint{display:none}}

/* Before and after slider */
.ba{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--sunk);user-select:none;--pos:50%}
.ba img{display:block;width:100%;height:auto}
.ba .after{position:absolute;inset:0;clip-path:inset(0 0 0 var(--pos))}
.ba .after img{height:100%;object-fit:cover;object-position:top}
.ba .handle{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:var(--accent);pointer-events:none}
.ba .handle::after{content:"";position:absolute;top:50%;left:50%;width:36px;height:36px;margin:-18px 0 0 -18px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 25%,transparent)}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ba input:focus-visible ~ .handle::after{outline:2px solid var(--ink);outline-offset:3px}
.ba .lbl{position:absolute;bottom:12px;font-size:13px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.ba .lbl.l{left:12px}.ba .lbl.r{right:12px}

/* Reduced motion and print */
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}
@media print{.site-header nav,.badge,.rail,.skip{display:none}}

/* ---------- Additions for Ekam, payments, presence, experience ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-4)}
@media (max-width:860px){.grid3{grid-template-columns:1fr}}
.grid3 .figure{margin:0}
.thumbclip .frame img{max-height:560px;object-fit:cover;object-position:top}
.pred{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-4);margin:var(--s-5) 0}
@media (max-width:640px){.pred{grid-template-columns:1fr}}
.pred div{border:1px solid var(--line);border-radius:var(--radius);padding:var(--s-4);background:var(--surface)}
.pred .k{font-size:13px;color:var(--muted)}
.pred q{display:block;font:600 clamp(22px,2.4vw,28px)/1.2 "Bricolage Grotesque",sans-serif;letter-spacing:-.01em;margin-top:6px;quotes:"\201C" "\201D"}
.pred div:last-child{border-color:var(--accent)}
blockquote.pull{margin:var(--s-5) 0;padding-left:var(--s-4);border-left:3px solid var(--accent);font-size:clamp(19px,2vw,23px);line-height:1.45;max-width:46ch}
.switcher{display:grid;grid-template-columns:1fr 1.25fr .55fr;gap:var(--s-4);align-items:start;margin:var(--s-5) 0}
@media (max-width:980px){.switcher{grid-template-columns:1fr}}
.switcher .figure{margin:0}
.switcher .nums{display:flex;gap:6px;margin:14px 0 6px}
.switcher .num{width:28px;height:28px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font:600 14px/28px "Geist",sans-serif;text-align:center}
.switcher h3{font-size:19px;line-height:1.25;margin:0 0 4px}
.switcher p{margin:0;color:var(--muted);font-size:15px;line-height:1.5}
.flowline{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-top:var(--s-4)}
.flowline span{border:1px solid var(--line);border-radius:999px;padding:3px 10px;background:var(--surface);color:var(--ink)}
.flowline .commit{border-color:var(--accent);color:var(--accent)}

/* Experience */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-3);margin-top:var(--s-5)}
@media (max-width:760px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{border:1px solid var(--line);border-radius:var(--radius);padding:var(--s-4) var(--s-3);background:var(--surface)}
.stat b{display:block;font:600 40px/1 "Bricolage Grotesque",sans-serif;letter-spacing:-.02em}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--muted);line-height:1.4}
.tl{list-style:none;margin:var(--s-3) 0 0;padding:0}
.tlwrap{position:relative;padding-left:34px;margin-top:var(--s-4);--t0:0px;--t1:100%}
.tlwrap .tl-base,.tlwrap .prog{position:absolute;left:8px;width:2px;top:var(--t0);height:calc(var(--t1) - var(--t0))}
.tlwrap .tl-base{background:var(--line)}
.tlwrap .prog{background:var(--accent);transform-origin:top;transform:scaleY(1);z-index:1}
.js-motion .tlwrap .prog{transform:scaleY(0)}
.tl > li{position:relative;padding:0 0 var(--s-5)}
.tl > li::before{content:"";position:absolute;left:-33px;top:9px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:2px solid var(--line);z-index:2;transition:background-color .3s,border-color .3s}
.tl > li.on::before,html:not(.js-motion) .tl > li::before{background:var(--accent);border-color:var(--accent)}
.tl .yr{font-size:14px;color:var(--muted)}
.tl h3{font-size:clamp(20px,2.2vw,24px);line-height:1.2;margin:2px 0 4px}
.tl .r{font-size:14px;color:var(--muted);margin-bottom:6px}
.tl p{margin:0;max-width:62ch}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;list-style:none;padding:0}
.tags li{font-size:13px;border:1px solid var(--line);border-radius:999px;padding:2px 10px}
.tags a{color:var(--accent);text-decoration:none}
.tags li.link{border-color:var(--accent)}
.group-h{font-size:clamp(22px,2.4vw,28px);margin:var(--s-6) 0 4px}
.group-h + .r{color:var(--muted);margin:0}

/* Contact details, shown as text so they can be read and copied */
.contact-list{display:grid;grid-template-columns:repeat(3,minmax(0,max-content));gap:var(--s-3) var(--s-6);margin:0 0 var(--s-5)}
@media (max-width:760px){.contact-list{grid-template-columns:1fr}}
.contact-list dt{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.contact-list dd{margin:2px 0 0;font-size:clamp(17px,1.6vw,20px)}
.contact-list a{color:var(--ink);text-decoration-color:var(--accent);text-underline-offset:4px;overflow-wrap:anywhere}
.contact-list a:hover{color:var(--accent)}