/* =========================================================================
   kashishjain.net — site.css
   One stylesheet. No frameworks, no build step, no JavaScript.
   Edit the tokens in :root and the whole site follows.
   ========================================================================= */

/* ---------- 1. Tokens ---------------------------------------------------- */

:root {
  /* Colour. Cool paper, cool ink, one signal. Nothing else. */
  --paper:        #EEEFEA;
  --paper-sunk:   #E4E5DE;
  --ink:          #14161A;
  --ink-soft:     #565B62;
  --ink-faint:    #8A8F95;
  --signal:       #1D2BC9;
  --signal-wash:  rgba(29, 43, 201, 0.07);
  --line:         rgba(20, 22, 26, 0.16);
  --line-faint:   rgba(20, 22, 26, 0.075);
  --line-strong:  rgba(20, 22, 26, 0.42);

  /* Type */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body:    "Newsreader", Georgia, "Times New Roman", serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --step--1: clamp(0.78rem, 0.75rem + 0.15vw, 0.86rem);
  --step-0:  clamp(1.02rem, 0.98rem + 0.22vw, 1.16rem);
  --step-1:  clamp(1.24rem, 1.14rem + 0.5vw, 1.5rem);
  --step-2:  clamp(1.6rem, 1.36rem + 1.1vw, 2.3rem);
  --step-3:  clamp(2.1rem, 1.6rem + 2.4vw, 3.6rem);
  --step-4:  clamp(2.9rem, 1.5rem + 6.6vw, 8rem);

  /* Space */
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --band:   clamp(3.5rem, 9vw, 8rem);
  --measure: 62ch;

  --shell: 1240px;
}

/* ---------- 2. Reset ----------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--step-0);
  font-weight: 380;
  line-height: 1.62;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: var(--signal); color: var(--paper); }

/* ---------- 3. Shared utilities ------------------------------------------ */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.vh {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 99;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  font-family: var(--mono);
  font-size: var(--step--1);
}
.skip:focus { left: 0; }

/* The mono eyebrow. Used everywhere a section needs naming. */
.eyebrow {
  font-family: var(--mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* ---------- 4. Header + CSS-only nav ------------------------------------- */

.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.masthead__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.75rem;
}

.wordmark {
  font-family: var(--display);
  font-variation-settings: "wdth" 112, "wght" 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  line-height: 1;
}
.wordmark span { color: var(--signal); }

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.25rem);
}

.nav__link {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  text-decoration: none;
  padding-block: 0.35rem;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms ease, color 160ms ease;
}
.nav__link:hover { border-bottom-color: var(--signal); color: var(--signal); }
.nav__link[aria-current="page"] { border-bottom-color: var(--ink); }

/* Checkbox toggle: no JavaScript, keyboard reachable. */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }

.nav-button {
  display: none;
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  user-select: none;
}
.nav-button::after { content: "Menu"; }
.nav-toggle:checked ~ .nav-button::after { content: "Close"; }
.nav-toggle:focus-visible ~ .nav-button { outline: 2px solid var(--signal); outline-offset: 3px; }

@media (max-width: 720px) {
  .nav-button { display: inline-block; }
  .nav {
    display: none;
    position: absolute;
    inset: 100% 0 auto 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: var(--gutter);
  }
  .nav-toggle:checked ~ .nav { display: block; }
  .nav__list { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .nav__link { font-size: var(--step-0); }
}

/* ---------- 5. Viewfinder hero (the signature) --------------------------- */
/* Rule-of-thirds grid + corner brackets + HUD readouts, borrowed straight
   from a phone camera. The name sits on a thirds intersection, not centred. */

.viewfinder {
  position: relative;
  padding-block: clamp(3rem, 9vw, 7rem) clamp(3rem, 8vw, 6rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.viewfinder__grid {
  position: absolute;
  inset: clamp(1rem, 3vw, 2.25rem) var(--gutter);
  pointer-events: none;
  border: 1px solid var(--line-faint);
}
.viewfinder__grid::before,
.viewfinder__grid::after {
  content: "";
  position: absolute;
  inset: 0;
}
.viewfinder__grid::before {
  background-image: linear-gradient(to right, var(--line-faint) 1px, transparent 1px);
  background-size: 33.3333% 100%;
}
.viewfinder__grid::after {
  background-image: linear-gradient(to bottom, var(--line-faint) 1px, transparent 1px);
  background-size: 100% 33.3333%;
}

.viewfinder__hud {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: clamp(2rem, 5vw, 4rem);
  color: var(--ink-faint);
}
.viewfinder__hud span { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.14em; text-transform: uppercase; }

.viewfinder__body { position: relative; }

.hero-name {
  font-family: var(--display);
  font-variation-settings: "wdth" 118, "wght" 760;
  font-size: var(--step-4);
  line-height: 0.86;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  margin: 0;
}
.hero-name span { display: block; }
.hero-name b { font-weight: inherit; color: var(--signal); }

.hero-line {
  font-size: var(--step-1);
  max-width: 38ch;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
  text-wrap: pretty;
}
@media (min-width: 900px) {
  .hero-line { margin-left: 33.3333%; padding-left: clamp(1rem, 2vw, 2rem); }
}

.hero-meta {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin-top: clamp(2rem, 5vw, 3.5rem);
  padding-top: 1rem;
  border-top: 1px solid var(--line-strong);
}
.hero-meta dt { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }
.hero-meta dd { margin: 0; font-family: var(--mono); font-size: var(--step--1); }

/* Load-in. One orchestrated moment, then the page sits still. */
@media (prefers-reduced-motion: no-preference) {
  .viewfinder__hud,
  .hero-name span,
  .hero-line,
  .hero-meta {
    animation: rise 620ms cubic-bezier(.2, .7, .3, 1) both;
  }
  .hero-name span:nth-child(1) { animation-delay: 60ms; }
  .hero-name span:nth-child(2) { animation-delay: 130ms; }
  .hero-name span:nth-child(3) { animation-delay: 200ms; }
  .hero-line { animation-delay: 300ms; }
  .hero-meta { animation-delay: 380ms; }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(0.7rem); }
  to   { opacity: 1; transform: none; }
}

/* ---------- 6. Page head (non-home pages) -------------------------------- */

.pagehead {
  padding-block: clamp(2.5rem, 7vw, 5rem) clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}
.pagehead h1 {
  font-family: var(--display);
  font-variation-settings: "wdth" 112, "wght" 720;
  font-size: var(--step-3);
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-top: 0.75rem;
}
.pagehead p {
  margin-top: 1.25rem;
  max-width: var(--measure);
  font-size: var(--step-1);
  color: var(--ink-soft);
  text-wrap: pretty;
}

/* ---------- 7. Section band + two-column rail ---------------------------- */

.band { padding-block: var(--band); border-bottom: 1px solid var(--line); }
.band:last-of-type { border-bottom: 0; }

.split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 860px) {
  .split { grid-template-columns: 12rem minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); }
  .split > .eyebrow { position: sticky; top: 5.5rem; align-self: start; }
}

.stack > .eyebrow { display: block; margin-bottom: clamp(1.25rem, 3vw, 2rem); }

.prose > * + * { margin-top: 1.1em; }
.prose { max-width: var(--measure); text-wrap: pretty; }
.prose h2 {
  font-family: var(--display);
  font-variation-settings: "wdth" 104, "wght" 680;
  font-size: var(--step-2);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-top: 1.6em;
}
.prose h3 {
  font-family: var(--display);
  font-variation-settings: "wdth" 100, "wght" 620;
  font-size: var(--step-1);
  line-height: 1.2;
  margin-top: 1.6em;
}
.prose a {
  text-decoration: none;
  background-image: linear-gradient(var(--signal), var(--signal));
  background-size: 100% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  color: var(--signal);
  padding-bottom: 0.06em;
  transition: background-size 180ms ease;
}
.prose a:hover { background-size: 100% 2px; }

.bullets { display: grid; gap: 0.55rem; }
.bullets li { position: relative; padding-left: 1.35rem; }
.bullets li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.72em;
  width: 0.55rem; height: 1px;
  background: var(--line-strong);
}

/* ---------- 8. Entries (roles, projects, posts) -------------------------- */

.entries { display: grid; }

.entry {
  display: grid;
  gap: 0.4rem clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(1.5rem, 3vw, 2.25rem);
  border-top: 1px solid var(--line);
}
.entry:last-child { border-bottom: 1px solid var(--line); }

@media (min-width: 780px) {
  .entry { grid-template-columns: 11rem minmax(0, 1fr); }
}

.entry__when {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  padding-top: 0.35em;
}
.entry__title {
  font-family: var(--display);
  font-variation-settings: "wdth" 102, "wght" 660;
  font-size: var(--step-1);
  line-height: 1.2;
  letter-spacing: -0.015em;
}
.entry__where {
  font-family: var(--mono);
  font-size: var(--step--1);
  color: var(--ink-soft);
  margin-top: 0.3rem;
  letter-spacing: 0.04em;
}
.entry__body { margin-top: 0.9rem; max-width: var(--measure); }
.entry__body > * + * { margin-top: 0.8rem; }

/* Numbers pulled out of the prose so a skim-reader still gets the point. */
.figures {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}
.figures li {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  border: 1px solid var(--line);
  background: var(--signal-wash);
  padding: 0.3rem 0.6rem;
}
.figures b { font-weight: 600; color: var(--signal); }

/* ---------- 9. Contact sheet (photography + food) ------------------------ */
/* Frames hold the caption until a photo is dropped in. Empty is a state,
   not a bug — swap <div class="frame__slug"> for <img> and it just works. */

.sheet {
  display: grid;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
}

.frame {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line-strong);
  background: var(--paper-sunk);
}

.frame__img {
  aspect-ratio: 4 / 5;
  width: 100%;
  object-fit: cover;
  background: var(--paper-sunk);
}

.frame__slug {
  aspect-ratio: 4 / 5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent 0 9px,
      rgba(20, 22, 26, 0.045) 9px 10px
    );
}
.frame__slug q {
  font-size: var(--step-1);
  line-height: 1.28;
  quotes: none;
  text-wrap: balance;
}

.frame__foot {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  border-top: 1px solid var(--line-strong);
  font-family: var(--mono);
  font-size: var(--step--1);
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---------- 10. Outbound cards ------------------------------------------- */

.cards {
  display: grid;
  gap: clamp(0.75rem, 2vw, 1rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
}

.card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.5rem;
  min-height: 12rem;
  padding: 1.1rem;
  border: 1px solid var(--line-strong);
  text-decoration: none;
  background: transparent;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}
.card:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.card:hover .card__meta { color: var(--paper); opacity: 0.7; }

.card__meta {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.card__row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
}
.card__name {
  font-family: var(--display);
  font-variation-settings: "wdth" 104, "wght" 700;
  font-size: clamp(1.25rem, 0.95rem + 0.9vw, 1.75rem);
  line-height: 0.95;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}
.card__arrow { font-family: var(--mono); font-size: var(--step-0); line-height: 1.1; }

/* ---------- 11. Placeholder flag ----------------------------------------- */
/* Deliberately ugly. If it is still on the page, it is still your job.
   Delete the element (and this rule) once the content is real. */

.todo {
  border: 1px dashed var(--signal);
  background: var(--signal-wash);
  padding: 0.9rem 1.1rem;
  font-family: var(--mono);
  font-size: var(--step--1);
  line-height: 1.55;
  color: var(--signal);
}
.todo b { font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }

/* ---------- 12. Footer ---------------------------------------------------- */

.colophon {
  border-top: 1px solid var(--line-strong);
  padding-block: clamp(2.5rem, 6vw, 4rem);
}
.colophon__grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
}
.colophon a { text-decoration: none; border-bottom: 1px solid var(--line-strong); }
.colophon a:hover { color: var(--signal); border-bottom-color: var(--signal); }
.colophon ul { display: grid; gap: 0.4rem; margin-top: 0.75rem; font-family: var(--mono); font-size: var(--step--1); }
.colophon__fine {
  margin-top: clamp(2rem, 5vw, 3.5rem);
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: var(--step--1);
  color: var(--ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

/* ---------- 13. 404 ------------------------------------------------------- */

.lost { min-height: 60vh; display: grid; align-content: center; padding-block: var(--band); }
.lost__code {
  font-family: var(--display);
  font-variation-settings: "wdth" 125, "wght" 800;
  font-size: var(--step-4);
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: var(--signal);
}

/* ---------- 14. Print ----------------------------------------------------- */
/* The work page doubles as a printable CV. */

@media print {
  :root { --paper: #fff; --ink: #000; --signal: #000; }
  .masthead, .viewfinder__grid, .card__arrow, .todo, .nav-button { display: none !important; }
  body { font-size: 10.5pt; }
  .band { padding-block: 1rem; border: 0; }
  .entry { break-inside: avoid; }
  a { color: #000; background: none; }
}

/* ---------- 15. Small-screen corrections --------------------------------- */

@media (max-width: 700px) {
  .hero-meta {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  .hero-meta div { min-width: 0; }
  .hero-meta dd { overflow-wrap: anywhere; }
  .card { min-height: 7.5rem; gap: 1.5rem; }
  .viewfinder__hud { font-size: 0.72rem; }
}

@media (max-width: 380px) {
  .viewfinder__hud span { letter-spacing: 0.08em; }
}