/* Sai Sravan Chintala — white-cube exhibition, round 5 */
:root {
  --paper: #F4F1EA;
  --paper-2: #EBE6DA;
  --card: #FBFAF6;
  --ink: #171511;
  --ink-2: #5C574C;
  --line: #CFC8B7;
  --vermilion: #D2402A;
  --vermilion-ink: #B3361F;
  --blue: #2A3E9E;
  --ochre: #D9A441;
  --display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --text: 'Hanken Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --mono: 'DM Mono', ui-monospace, Menlo, Consolas, monospace;
  --sec: clamp(72px, 9vw, 120px);
  --gutter: 20px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
dl, dd { margin: 0; }

.wrap { width: min(1200px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--ink); color: var(--paper); padding: 10px 14px; z-index: 10; }
.skip:focus { top: 12px; }

.mono, .kicker, .period, .cat, .tag, .meta, .figcap { font-family: var(--mono); }
.kicker { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--vermilion-ink); }

/* ---------- Header ---------- */
.site-head { padding: 18px 0; border-bottom: 1px solid var(--ink); }
.head-inner, .head-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { font-family: var(--display); font-size: 1.45rem; text-decoration: none; line-height: 1; }
.nav { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 26px; }
.nav a {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; display: inline-flex; align-items: center; min-height: 44px;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size .25s ease;
}
.nav a:hover { background-size: 100% 1px; }
.nav-desk { display: block; }
.nav-mob { display: none; position: relative; }
.nav-mob summary {
  list-style: none; cursor: pointer; min-height: 44px; min-width: 44px; padding: 0 16px;
  display: inline-flex; align-items: center; border: 1px solid var(--ink);
  font-family: var(--mono); font-size: .8rem; letter-spacing: .1em; text-transform: uppercase;
}
.nav-mob summary::-webkit-details-marker { display: none; }
.nav-mob ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 0; position: absolute; right: 0; top: calc(100% + 10px); z-index: 20; width: min(300px, calc(100vw - 40px)); background: var(--card); border: 1px solid var(--ink); padding: 0 14px; box-shadow: 0 12px 30px rgba(23, 21, 17, .12); }
.nav-mob[open] summary { background: var(--ink); color: var(--paper); }
.nav-mob li:nth-child(-n+4) { border-bottom: 1px solid var(--line); }
.nav-mob li:nth-child(5), .nav-mob li:nth-child(6) { border-bottom: 0; }
.nav-mob li:nth-child(-n+6) { }
.nav-mob li { border-bottom: 1px solid var(--line); }
.nav-mob li a { display: flex; align-items: center; min-height: 48px; padding: 0 4px; font-family: var(--display); font-size: 1.35rem; text-decoration: none; }
.nav-mob li:nth-child(odd) { border-right: 1px solid var(--line); }
.nav-mob li:nth-child(odd) a { padding-right: 12px; }
.nav-mob li:nth-child(even) a { padding-left: 16px; }

/* ---------- Diagram text (inside inline SVG plates) ---------- */
.cm-h { font: 500 12px var(--mono); letter-spacing: .08em; fill: var(--ink-2); }
.cm-s { font: 500 15px var(--text); fill: var(--ink); }
.cm-n { font: 600 21px var(--text); fill: var(--ink); }
.cm-l { font: 400 13px var(--text); fill: var(--ink); }
.cm-w { fill: var(--paper); }
.dg-t { font: 12px var(--mono); fill: var(--ink-2); }
.dg-b { font: 600 13px var(--text); fill: var(--ink); }
.dg-w { fill: var(--paper); }
.mi-t { font: 600 14px var(--text); fill: var(--ink); }
.mi-h { font: 600 15px var(--text); fill: var(--ink); }
.mi-s { font: 500 13px var(--text); fill: var(--ink); }

/* ---------- Shared section furniture ---------- */
section { padding: var(--sec) 0 0; }
.sec-head { border-top: 2px solid var(--ink); padding-top: 18px; margin-bottom: clamp(36px, 5vw, 56px); display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.sec-head h2 { font-family: var(--display); font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: .95; letter-spacing: -.01em; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(56px, 9vw, 112px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr); gap: clamp(40px, 6vw, 88px); align-items: end; }
.hero h1 { font-family: var(--display); font-size: clamp(3.6rem, 10.5vw, 9.2rem); line-height: .86; letter-spacing: -.025em; margin: 22px 0 28px; }
.hero h1 em { color: var(--vermilion-ink); }
.role { font-family: var(--display); font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.15; }
.statement { margin-top: 18px; max-width: 46ch; color: var(--ink-2); }
.avail { margin-top: 22px; display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: .85rem; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--vermilion); box-shadow: 0 0 0 4px rgba(210, 64, 42, .18); }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; min-height: 48px; padding: 0 22px;
  background: var(--ink); color: var(--paper); text-decoration: none; font-weight: 600; font-size: .95rem;
  border: 1.5px solid var(--ink); transition: background .2s ease, color .2s ease;
}
.btn:hover { background: var(--vermilion-ink); border-color: var(--vermilion-ink); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.label-card { background: var(--card); border: 1px solid var(--ink); padding: 28px 28px 10px; position: relative; }
.label-card::before { content: ""; position: absolute; left: -1px; top: -1px; width: 56px; height: 6px; background: var(--vermilion); }
.label-kicker { font-family: var(--mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.label-main { font-family: var(--display); font-size: 2rem; line-height: 1.05; margin-top: 10px; }
.label-sub { margin-top: 8px; font-family: var(--mono); font-size: .8rem; color: var(--ink-2); }
.label-card dl { margin-top: 22px; border-top: 1px solid var(--line); }
.label-card dl > div { display: grid; grid-template-columns: 96px 1fr; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.label-card dt { font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); padding-top: 3px; }
.label-card dd { font-size: .95rem; line-height: 1.45; }

.hero-foot { margin-top: clamp(48px, 7vw, 88px); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; border-top: 1px solid var(--line); padding-top: 16px; font-family: var(--mono); font-size: .8rem; color: var(--ink-2); text-transform: uppercase; letter-spacing: .08em; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); }
.about-lede { font-family: var(--display); font-size: clamp(1.6rem, 2.9vw, 2.3rem); line-height: 1.22; max-width: 30ch; }
.about-more { margin-top: 24px; color: var(--ink-2); max-width: 62ch; }
.at-glance { border-left: 1px solid var(--line); padding-left: clamp(24px, 3vw, 40px); }
.at-glance h3 { font-family: var(--mono); font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-2); font-weight: 400; }
.strengths { list-style: none; margin-top: 18px; counter-reset: s; }
.strengths li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 1.02rem; }
.strengths li::before { content: counter(s, decimal-leading-zero); font-family: var(--mono); font-size: .8rem; color: var(--vermilion-ink); padding-top: 4px; }

/* ---------- Works ---------- */
.works-sub { font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 22px; display: flex; align-items: center; gap: 14px; }
.works-sub::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.works-sub--more { margin-top: clamp(72px, 9vw, 110px); }

.feature-grid { display: grid; gap: clamp(48px, 6vw, 72px); }
.work { display: flex; flex-direction: column; min-width: 0; }
.plate { margin: 0; background: var(--plate, var(--paper-2)); border: 1px solid var(--ink); }
.plate svg { display: block; width: 100%; height: auto; }
.plate figcaption { font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; color: var(--ink); padding: 10px 14px; border-top: 1px solid var(--ink); background: var(--card); }

.work-body { display: flex; flex-direction: column; flex: 1; gap: 14px; padding-top: 22px; }
.work-id .cat { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--vermilion-ink); }
.work h3 { font-family: var(--display); font-size: clamp(1.7rem, 2.6vw, 2.25rem); line-height: 1.05; margin-top: 8px; }
.work h3 a { text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 0 2px no-repeat; transition: background-size .3s ease; }
.work h3 a:hover { background-size: 100% 2px; }
.desc { color: var(--ink-2); font-size: 1rem; line-height: 1.6; }
.work-foot { margin-top: auto; display: flex; flex-direction: column; align-items: flex-start; gap: 14px; padding-top: 6px; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { font-family: var(--mono); font-size: .72rem; line-height: 1; padding: 6px 8px; border: 1px solid var(--line); background: var(--card); white-space: nowrap; }
.work-links a {
  display: inline-flex; align-items: center; min-height: 44px; font-family: var(--mono); font-size: .8rem;
  text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  transition: color .2s ease;
}
.work-links a::after { content: "\2192"; margin-left: 8px; transition: transform .2s ease; }
.work-links a:hover { color: var(--vermilion-ink); }
.work-links a:hover::after { transform: translateX(4px); }

/* featured */
.work--wide { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.work--wide .work-body { padding-top: 0; }
.work--wide h3 { font-size: clamp(2rem, 3.4vw, 2.9rem); }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); }
.work--card .plate { }
.work--card .work-body { padding-top: 20px; }

/* more projects: text rows on a two-column grid */
.more-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: clamp(32px, 5vw, 72px); }
.work--row {
  border-top: 1px solid var(--line); padding: 26px 0 10px; border-top: 3px solid var(--tone, var(--ink));
  gap: 0;
}
.work--row .work-body { padding-top: 0; gap: 12px; }
.work--row h3 { font-size: 1.6rem; margin-top: 6px; }
.work--row .desc { font-size: .97rem; }
.work--row .idx { color: var(--ink-2); margin-right: 10px; }
.slug { margin-top: 6px; font-family: var(--mono); font-size: .74rem; color: var(--ink-2); word-break: break-all; }
.work--row .chips { margin-top: 2px; }
.work--row .work-foot { gap: 6px; padding-top: 8px; }
.work--row .chips li { white-space: nowrap; }

/* ---------- Experience ---------- */
.timeline { list-style: none; display: grid; gap: 0; }
.timeline li { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1fr) minmax(0, 1.6fr); gap: clamp(20px, 3vw, 44px); padding: 30px 0; border-top: 1px solid var(--line); align-items: start; }
.timeline li:last-child { border-bottom: 1px solid var(--line); }
.period { font-size: .85rem; color: var(--ink-2); line-height: 1.5; }
.role-title { font-family: var(--display); font-size: 1.7rem; line-height: 1.1; }
.venue { margin-top: 6px; color: var(--ink-2); font-weight: 500; }
.line { font-size: 1rem; color: var(--ink); line-height: 1.62; }
.tag { display: inline-block; margin-left: 8px; padding: 3px 7px; background: var(--vermilion-ink); color: var(--paper); font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; vertical-align: 2px; }

/* ---------- Skills ---------- */
.specimens { display: grid; border-top: 1px solid var(--line); }
.specimen { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 2fr); gap: clamp(16px, 3vw, 40px); padding: 22px 0; border-bottom: 1px solid var(--line); }
.specimen h3 { font-family: var(--mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); padding-top: 5px; }
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 0; }
.pills li { font-size: 1.02rem; line-height: 1.5; padding-right: 20px; margin-right: 20px; position: relative; }
.pills li:not(:last-child)::after { content: "/"; position: absolute; right: 0; color: var(--vermilion-ink); font-family: var(--mono); }

/* ---------- Education ---------- */
.edu { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 32px); }
.edu li { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--ink); padding: 28px; }
.edu .period { font-size: .8rem; line-height: 1.5; min-height: 2.9em; }
.edu h3 { font-family: var(--display); font-size: 1.7rem; line-height: 1.12; margin-top: 12px; }
.edu .inst { margin-top: 10px; font-weight: 600; }
.edu .note { margin-top: auto; padding-top: 14px; color: var(--ink-2); font-size: .95rem; }
.certs-title { font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); font-weight: 400; margin: clamp(48px, 6vw, 72px) 0 14px; }
.certs { list-style: none; display: grid; grid-template-columns: 1fr 1fr; column-gap: clamp(24px, 4vw, 56px); }
.certs li { display: flex; flex-direction: column; gap: 2px; padding: 14px 0; border-top: 1px solid var(--line); }
.certs .name { font-weight: 600; font-size: .98rem; line-height: 1.4; }
.certs .meta { font-size: .76rem; color: var(--ink-2); }
.nw { white-space: nowrap; }

/* ---------- Contact ---------- */
.enq { margin-top: var(--sec); background: var(--ink); color: var(--paper); padding: clamp(72px, 9vw, 120px) 0 clamp(56px, 7vw, 96px); }
.enq .sec-head { border-top-color: var(--paper); }
.enq .sec-head h2 { color: var(--paper); }
.enq a:focus-visible { outline-color: var(--ochre); }
.enq-lede { font-family: var(--display); font-size: clamp(1.5rem, 3vw, 2.1rem); color: #D8D2C4; }
.enq-mail { display: inline-block; margin-top: 14px; font-family: var(--display); font-size: clamp(2rem, 6.2vw, 4.8rem); line-height: 1.05; color: var(--paper); text-decoration: none; background: linear-gradient(var(--vermilion), var(--vermilion)) 0 100% / 100% 3px no-repeat; padding-bottom: 6px; word-break: break-word; transition: background-color .2s ease; }
.enq-mail:hover { background-size: 100% 100%; background-image: linear-gradient(rgba(210, 64, 42, .35), rgba(210, 64, 42, .35)); }
.enq-grid { margin-top: clamp(40px, 6vw, 64px); display: grid; grid-template-columns: 1fr 1fr 1.3fr; gap: 24px; border-top: 1px solid #4A463D; padding-top: 24px; }
.enq-grid dt { font-family: var(--mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: #C9C2B2; }
.enq-grid dd { margin-top: 6px; font-size: 1.1rem; }
.enq-grid a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.enq-grid a:hover { text-decoration: underline; text-underline-offset: 4px; }
.enq-grid .links { display: flex; flex-wrap: wrap; gap: 0 26px; }

/* ---------- Footer ---------- */
.site-foot { margin-top: 0; padding: 22px 0 28px; background: var(--ink); color: #C9C2B2; border-top: 1px solid #4A463D; font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; }
.site-foot .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; }

/* ---------- 404 ---------- */
.notfound { padding-top: clamp(64px, 12vw, 140px); padding-bottom: var(--sec); }
.notfound h1 { font-family: var(--display); font-size: clamp(3rem, 9vw, 8rem); line-height: .9; letter-spacing: -.02em; margin: 18px 0 26px; }
.notfound h1 em { color: var(--vermilion-ink); }
.nf-copy { font-size: 1.2rem; max-width: 44ch; color: var(--ink-2); }
.nf-action { margin-top: 34px; }

/* ---------- Tablet and up ---------- */
@media (min-width: 801px) {
  .work--wide .plate { order: 0; }
}

/* ---------- Mobile ---------- */
@media (max-width: 800px) {
  body { font-size: 1rem; }
  .nav-desk { display: none; }
  .nav-mob { display: block; }
  .hero-grid, .about-grid, .work--wide, .pair, .more-grid, .edu, .certs { grid-template-columns: 1fr; }
  .hero-grid { gap: 36px; }
  .label-card { padding: 22px 20px 6px; }
  .label-card dl > div { grid-template-columns: 84px 1fr; }
  .at-glance { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 28px; }
  section { padding-top: 64px; }
  .about-lede { max-width: none; font-size: 1.5rem; }
  .more-grid { row-gap: 28px; }
  .work--row { padding-top: 16px; }
  .work--row h3 { font-size: 1.5rem; }
  .work--row .desc { font-size: .95rem; line-height: 1.55; }
  .work--row .work-body {
    display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 12px; row-gap: 10px;
    grid-template-areas: "id link" "desc desc" "chips chips";
  }
  .work--row .work-id { grid-area: id; }
  .work--row .desc { grid-area: desc; }
  .work--row .work-foot { display: contents; }
  .work--row .chips { grid-area: chips; }
  .work--row .work-links { grid-area: link; align-self: start; }
  .work--row .work-links a { min-height: 44px; font-size: .74rem; }
  .pills { gap: 4px 0; }
  .pills li { font-size: .94rem; }
  .strengths li { padding: 12px 0; }
  .timeline li { padding: 20px 0; }
  .line { font-size: .97rem; }
  .hero h1 { margin: 16px 0 20px; }
  .hero-foot { margin-top: 40px; }
  .enq { padding-top: 64px; }
  .timeline li { grid-template-columns: 1fr; gap: 10px; padding: 24px 0; }
  .period { font-size: .8rem; }
  .specimen { grid-template-columns: 1fr; gap: 10px; }
  .edu li { padding: 22px 20px; }
  .edu .period { min-height: 0; }
  .enq-grid { grid-template-columns: 1fr; gap: 20px; }
  .enq-grid > div:last-child { grid-column: auto; }
  .work--wide .work-body { padding-top: 0; }
  .sec-head { margin-bottom: 28px; }
  .works-sub--more { margin-top: 64px; }
  .feature-grid { gap: 48px; }
  .pills li { padding-right: 16px; margin-right: 16px; }
}

@media (max-width: 420px) {
  .enq-mail { font-size: 1.85rem; }
  .hero h1 { font-size: 3.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}