/* Kristen Nichols — portfolio
   Layout: a designer's sketchbook. Asymmetric editorial spreads on warm paper,
   ink-black type, hand-drawn squiggles as section marks, mahogany used sparingly. */
:root {
  --paper: #f1ede6;
  --paper-deep: #e8e2d8;
  --card: #faf8f4;
  --ink: #1d1b19;
  --ink-soft: #5b554e;
  --rule: #cdc5b8;
  --accent: #8a3d2c;   /* mahogany, from the door in the polaroid */
  --accent-soft: #ead9cf;

  --display: "Playfair Display", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --body: "Lora", Georgia, "Times New Roman", serif;

  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.45rem, 1.2rem + 1vw, 1.9rem);
  --step-3: clamp(2rem, 1.35rem + 2.6vw, 3.25rem);
  --step-4: clamp(2.6rem, 1.5rem + 4.6vw, 5.25rem);
  --step-5: clamp(3.3rem, 1.4rem + 8vw, 8.25rem);

  --gutter: clamp(16px, 4.5vw, 56px);
  --max: 1240px;
  --radius: 6px;
  --ease-out: cubic-bezier(.2, .7, .2, 1);
  --header-h: 76px;

  color-scheme: light;
}

@view-transition { navigation: auto; }

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

html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 24px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

body {
  margin: 0;
  background-color: var(--paper);
  /* fine paper grain, generated rather than a 1.5MB texture png */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .35 0 0 0 0 .3 0 0 0 0 .25 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px);
  z-index: 60;
  background: var(--paper);
}

[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
::selection { background: var(--accent); color: var(--card); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3, h4 { font-family: var(--display); font-weight: 500; line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
p { margin: 0; text-wrap: pretty; }

.wrap {
  width: 100%;
  max-width: calc(var(--max) + 2 * var(--gutter));
  margin-inline: auto;
  padding-left: max(var(--gutter), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
}

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: var(--radius);
  text-decoration: none; transition: top .2s;
}
.skip:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

.eyebrow {
  font-family: var(--body);
  font-size: var(--step--1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }

.italic { font-style: italic; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  transition: transform .45s var(--ease-out), background-color .3s, box-shadow .3s;
}
.site-header.is-scrolled {
  background-color: color-mix(in srgb, var(--paper) 86%, transparent);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  backdrop-filter: blur(10px) saturate(1.2);
  box-shadow: 0 1px 0 var(--rule);
}
.site-header.is-hidden { transform: translateY(-110%); }
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: var(--header-h); gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 58px; height: auto; transition: transform .5s var(--ease-out); }
.brand:hover img { transform: rotate(-6deg) scale(1.05); }
.brand-name { font-family: var(--display); font-style: italic; font-size: 1.15rem; }

.nav-links { display: flex; align-items: center; gap: clamp(18px, 3vw, 40px); list-style: none; margin: 0; padding: 0; }
.nav-links a {
  position: relative; text-decoration: none; font-size: 1rem; padding: 6px 0;
}
.nav-links a::after {
  /* hand-drawn underline, drawn on hover */
  content: ""; position: absolute; left: -2px; right: -2px; bottom: -4px; height: 8px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 8' preserveAspectRatio='none'%3E%3Cpath d='M1 5.5C18 2 34 6.5 52 4S84 1.5 99 4' fill='none' stroke='%238a3d2c' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / 100% 100%;
  clip-path: inset(0 100% 0 0);
  transition: clip-path .45s var(--ease-out);
}
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { clip-path: inset(0 0 0 0); }
.nav-cta {
  border: 1px solid var(--ink); border-radius: 999px; padding: 8px 18px !important;
  transition: background-color .25s, color .25s;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--ink); color: var(--paper); }

.menu-toggle {
  display: none; width: 48px; height: 48px; border: 0; background: none; cursor: pointer;
  position: relative; color: var(--ink); border-radius: 50%;
}
.menu-toggle span { position: absolute; left: 12px; right: 12px; height: 1.5px; background: currentColor; transition: transform .35s var(--ease-out), opacity .2s; }
.menu-toggle span:nth-child(1) { top: 18px; }
.menu-toggle span:nth-child(2) { top: 24px; }
.menu-toggle span:nth-child(3) { top: 30px; right: 20px; }
.menu-open .menu-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-open .menu-toggle span:nth-child(2) { opacity: 0; }
.menu-open .menu-toggle span:nth-child(3) { right: 12px; transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 45;
  background: var(--paper);
  padding: calc(var(--header-h) + env(safe-area-inset-top, 0px) + 24px) max(var(--gutter), env(safe-area-inset-right, 0px)) calc(32px + env(safe-area-inset-bottom, 0px)) max(var(--gutter), env(safe-area-inset-left, 0px));
  display: flex; flex-direction: column; justify-content: space-between;
  clip-path: circle(0% at calc(100% - 40px) 38px);
  visibility: hidden;
  transition: clip-path .6s var(--ease-out), visibility 0s .6s;
}
.menu-open .mobile-menu { clip-path: circle(150% at calc(100% - 40px) 38px); visibility: visible; transition: clip-path .6s var(--ease-out); }
.mobile-menu ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.mobile-menu li { overflow: hidden; }
.mobile-menu a {
  display: block; font-family: var(--display); font-style: italic; font-size: clamp(2.6rem, 12vw, 4rem);
  text-decoration: none; line-height: 1.2;
  transform: translateY(105%); transition: transform .6s var(--ease-out);
}
.menu-open .mobile-menu a { transform: none; }
.menu-open .mobile-menu li:nth-child(2) a { transition-delay: .06s; }
.menu-open .mobile-menu li:nth-child(3) a { transition-delay: .12s; }
.menu-open .mobile-menu li:nth-child(4) a { transition-delay: .18s; }
.mobile-menu a[aria-current="page"] { color: var(--accent); }
.mobile-menu .menu-foot { color: var(--ink-soft); font-size: var(--step--1); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .menu-toggle { display: block; }
  .brand-name { display: none; }
}
@media (min-width: 761px) { .mobile-menu { display: none; } }
.menu-open { overflow: hidden; }
.menu-open .site-header { background: transparent; box-shadow: none; transform: none; }

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--body); font-size: 1rem; text-decoration: none;
  padding: 14px 26px; border-radius: 999px;
  background: var(--ink); color: var(--paper);
  border: 1px solid var(--ink);
  transition: background-color .25s, color .25s, transform .25s var(--ease-out);
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn:active { transform: scale(.97); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.arrow { width: 18px; height: 18px; flex: none; transition: transform .35s var(--ease-out); }
.btn:hover .arrow, .text-link:hover .arrow { transform: translateX(5px); }
.btn:hover .arrow--down { transform: translateY(4px); }

.text-link {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  font-size: 1rem; padding-bottom: 4px;
  background: linear-gradient(currentColor, currentColor) no-repeat left bottom / 100% 1px;
  transition: background-size .4s var(--ease-out), color .2s;
}
.text-link:hover { color: var(--accent); background-size: 0% 1px; background-position: right bottom; }

/* ---------- Squiggle divider ---------- */
.squiggle { display: block; width: 100%; height: 28px; color: var(--ink); overflow: visible; }
.squiggle path { fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; }
.js .squiggle path { stroke-dasharray: 1; stroke-dashoffset: 0; transition: stroke-dashoffset 1.8s var(--ease-out); }
.js .squiggle.is-pending path { stroke-dashoffset: 1; }
.section-mark { display: flex; align-items: center; gap: 20px; padding-block: 8px; }
.section-mark .squiggle { flex: 1; min-width: 0; }
.section-mark h2 { font-style: italic; font-size: var(--step-2); white-space: nowrap; }

/* ---------- Reveal ---------- */
.js [data-reveal] { transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); transition-delay: var(--d, 0s); }
.js [data-reveal].is-pending { opacity: 0; transform: translateY(28px); }

/* ---------- Hero (home) ---------- */
.hero { padding-block: clamp(24px, 5vw, 64px) clamp(56px, 8vw, 112px); }
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  align-items: center; gap: clamp(32px, 6vw, 96px);
}
.hero-name {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: var(--step-5); line-height: .98; letter-spacing: -0.025em;
  margin: 0;
}
.hero-name .line { display: block; overflow: hidden; padding: 0 .15em .08em; margin-inline: -.15em; }
.hero-name .line > span { display: inline-block; }
.js .hero-name .line > span { animation: rise 1.1s var(--ease-out) both; animation-delay: var(--d, 0s); }
.hero-role { font-size: var(--step-2); font-weight: 500; margin-top: 18px; }
.hero-role em { color: var(--accent); }
.hero-lede { font-size: var(--step-1); color: var(--ink-soft); max-width: 34ch; margin-top: 16px; line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 36px; }
.hero-status {
  display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 44px; padding-top: 20px;
  border-top: 1px solid var(--rule); font-size: var(--step--1); color: var(--ink-soft);
}
.hero-status span { display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); position: relative; }
.dot::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--accent); animation: pulse 2.4s ease-out infinite; }

.polaroid-stage { position: relative; perspective: 1000px; justify-self: center; width: min(100%, 440px); }
.polaroid {
  transform: rotate(var(--rz, 3deg)) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform .6s var(--ease-out);
  filter: drop-shadow(0 24px 30px rgb(60 40 25 / .16)) drop-shadow(0 4px 6px rgb(60 40 25 / .1));
  will-change: transform;
}
.js .polaroid-stage { animation: drop 1.3s var(--ease-out) .25s both; }
.polaroid-note {
  position: absolute; left: -6%; top: 6%; z-index: 2;
  font-family: var(--display); font-style: italic; font-size: 1rem;
  background: var(--accent-soft); padding: 6px 14px; transform: rotate(-8deg);
  box-shadow: 0 2px 6px rgb(60 40 25 / .12);
}

@keyframes rise { from { transform: translateY(110%); } to { transform: none; } }
@keyframes drop { from { opacity: 0; transform: translateY(-30px) rotate(-8deg); } to { opacity: 1; transform: none; } }
@keyframes pulse { 0% { transform: scale(1); opacity: .6; } 80%, 100% { transform: scale(2.8); opacity: 0; } }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .polaroid-stage { width: min(72%, 340px); justify-self: center; margin-top: 8px; }
  .polaroid-note { left: -10%; }
}

/* ---------- Work ---------- */
.work { padding-block: clamp(32px, 6vw, 72px); }
.work-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 16px 40px; margin-bottom: clamp(32px, 5vw, 64px); }
.work-head h2 { font-size: var(--step-4); font-style: italic; font-weight: 400; }
.work-head p { max-width: 40ch; color: var(--ink-soft); }

.project {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 64px); align-items: center;
  padding-block: clamp(48px, 7vw, 104px);
  border-top: 1px solid var(--rule);
}
.project-media { grid-column: 1 / span 7; position: relative; }
.project-body { grid-column: 8 / span 5; min-width: 0; }
.project:nth-of-type(even) .project-media { grid-column: 6 / span 7; order: 2; }
.project:nth-of-type(even) .project-body { grid-column: 1 / span 5; order: 1; }

.media-frame {
  position: relative; display: grid; place-items: center;
  background: var(--paper-deep); border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 5 / 4; max-width: 100%;
  isolation: isolate;
}
.media-frame::before {
  /* faint graph-paper grid, a nod to her sketch wireframes */
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image: linear-gradient(var(--rule) 1px, transparent 1px), linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 28px 28px; mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.media-frame img { position: absolute; inset: 0; margin: auto; width: 86%; height: 86%; object-fit: contain; transition: transform .9s var(--ease-out); }
.media-frame--tall img { width: 92%; height: 92%; }
a.media-frame { cursor: pointer; }
.project:hover .media-frame img { transform: scale(1.035) rotate(-.6deg); }

.project-index { font-family: var(--display); font-style: italic; color: var(--accent); font-size: var(--step-1); }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 20px; padding: 0; list-style: none; }
.project-tags li { font-size: .8rem; letter-spacing: .06em; border: 1px solid var(--rule); border-radius: 999px; padding: 3px 12px; color: var(--ink-soft); }
.project h3 { font-size: var(--step-3); font-style: italic; }
.project .lede { font-family: var(--display); font-size: var(--step-1); margin-top: 18px; line-height: 1.4; }
.project p.body { color: var(--ink-soft); margin-top: 16px; max-width: 60ch; }
.project .cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
.project .note { font-size: var(--step--1); color: var(--ink-soft); font-style: italic; }

.stat {
  display: flex; gap: 18px; align-items: baseline; margin-top: 24px; padding: 16px 0;
  border-block: 1px solid var(--rule);
}
.stat strong { font-family: var(--display); font-style: italic; font-weight: 500; font-size: var(--step-3); color: var(--accent); line-height: 1; white-space: nowrap; }
.stat span { font-size: .95rem; color: var(--ink-soft); line-height: 1.45; }

@media (max-width: 860px) {
  .project { grid-template-columns: 1fr; }
  .project-media, .project-body,
  .project:nth-of-type(even) .project-media, .project:nth-of-type(even) .project-body { grid-column: 1; order: 0; }
}

.nda {
  text-align: center; max-width: 60ch; margin: 0 auto; padding-block: clamp(24px, 4vw, 48px) 0;
  color: var(--ink-soft); font-style: italic; border-top: 1px solid var(--rule); padding-top: 40px;
}

/* cursor pill */
.cursor-pill {
  position: fixed; left: 0; top: 0; z-index: 70; pointer-events: none;
  background: var(--ink); color: var(--paper); font-size: .9rem; padding: 10px 18px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  transform: translate(-50%, -50%) scale(0); transition: transform .3s var(--ease-out);
}
.cursor-pill.is-on { transform: translate(-50%, -50%) scale(1); }

/* ---------- Testimonial ---------- */
.kind-words { padding-block: clamp(64px, 10vw, 140px); }
.quote { max-width: 980px; margin: 32px auto 0; position: relative; }
.quote blockquote { margin: 0; }
.quote p {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: var(--step-3); line-height: 1.22; text-indent: -0.42em;
}
.quote .mark { color: var(--accent); }
.quote figcaption { margin-top: 28px; display: flex; align-items: center; gap: 14px; }
.quote figcaption::before { content: ""; width: 40px; height: 1px; background: var(--ink); }
.quote cite { font-style: normal; font-weight: 600; }
.quote .role { color: var(--ink-soft); }

/* ---------- Footer / contact ---------- */
.site-footer {
  background: var(--ink); color: var(--paper);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  margin-top: clamp(40px, 6vw, 80px);
}
.site-footer ::selection { background: var(--paper); color: var(--ink); }
.footer-top { padding-block: clamp(64px, 9vw, 128px) 48px; display: grid; gap: 40px; }
.footer-kicker { color: color-mix(in srgb, var(--paper) 65%, var(--ink)); font-size: var(--step--1); letter-spacing: .14em; text-transform: uppercase; }
.big-link {
  display: inline-flex; align-items: center; gap: .3em; text-decoration: none;
  font-family: var(--display); font-style: italic; font-weight: 400; font-size: var(--step-5); line-height: 1;
  letter-spacing: -0.02em; width: fit-content; max-width: 100%;
}
.big-link .circle {
  display: inline-grid; place-items: center; flex: none;
  width: .9em; height: .9em; border-radius: 50%; border: 1px solid currentColor;
  transition: background-color .35s, color .35s, transform .5s var(--ease-out);
}
.big-link .circle svg { width: 40%; height: 40%; }
.big-link:hover .circle { background: var(--paper); color: var(--ink); transform: rotate(-45deg); }
.big-link .txt { background: linear-gradient(currentColor, currentColor) no-repeat left 92% / 0% 2px; transition: background-size .6s var(--ease-out); }
.big-link:hover .txt { background-size: 100% 2px; }
.footer-sub { max-width: 46ch; color: color-mix(in srgb, var(--paper) 75%, var(--ink)); }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px; }
.footer-links a {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--paper) 35%, var(--ink)); border-radius: 999px; padding: 10px 20px;
  transition: background-color .25s, color .25s, border-color .25s;
}
.footer-links a:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.footer-links svg { width: 18px; height: 18px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px;
  padding-block: 24px 32px; border-top: 1px solid color-mix(in srgb, var(--paper) 18%, var(--ink));
  font-size: var(--step--1); color: color-mix(in srgb, var(--paper) 65%, var(--ink));
}
.footer-bottom img { width: 48px; filter: invert(1); opacity: .9; }
.to-top { background: none; border: 0; color: inherit; font: inherit; cursor: pointer; display: inline-flex; gap: 8px; align-items: center; padding: 8px 0; }
.to-top:hover { color: var(--paper); }
.to-top svg { width: 16px; height: 16px; transition: transform .3s var(--ease-out); }
.to-top:hover svg { transform: translateY(-4px); }

/* ---------- Dialogs (resume, lightbox) ---------- */
dialog.sheet {
  border: 0; padding: 0; background: transparent; color: var(--ink);
  max-width: min(960px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); width: 100%;
  overflow: visible;
}
dialog.sheet::backdrop { background: rgb(29 27 25 / .72); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
dialog.sheet[open] { animation: sheet-in .45s var(--ease-out); }
dialog.sheet[open]::backdrop { animation: fade-in .3s ease; }
.sheet-inner { background: var(--card); border-radius: 10px; overflow: hidden; display: flex; flex-direction: column; max-height: calc(100dvh - 32px); }
.sheet-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 12px 12px 20px; border-bottom: 1px solid var(--rule); }
.sheet-bar h2 { font-size: 1.15rem; font-style: italic; }
.sheet-actions { display: flex; gap: 8px; align-items: center; }
.sheet-body { overflow: auto; padding: 0; background: var(--paper-deep); }
.sheet-body img { width: 100%; }
.icon-btn {
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--rule); background: var(--card); color: var(--ink);
  display: inline-grid; place-items: center; cursor: pointer; transition: background-color .2s, color .2s; text-decoration: none; flex: none;
}
.icon-btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.icon-btn svg { width: 18px; height: 18px; }
.pill-link { font-size: .9rem; text-decoration: none; border: 1px solid var(--rule); border-radius: 999px; padding: 9px 16px; white-space: nowrap; }
.pill-link:hover { border-color: var(--ink); }
.lightbox .sheet-body { display: grid; place-items: center; background: var(--paper-deep); padding: clamp(8px, 3vw, 32px); }
.lightbox .sheet-body img { width: auto; max-height: calc(100dvh - 180px); object-fit: contain; }
.lightbox-caption { padding: 14px 20px; font-size: var(--step--1); color: var(--ink-soft); border-top: 1px solid var(--rule); }
@keyframes sheet-in { from { opacity: 0; transform: translateY(24px) scale(.98); } to { opacity: 1; transform: none; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ---------- About ---------- */
.page-hero { padding-block: clamp(32px, 6vw, 80px) clamp(40px, 6vw, 80px); }
.page-hero h1 { font-size: var(--step-5); font-style: italic; font-weight: 400; line-height: 1; letter-spacing: -0.025em; margin-top: 16px; }
.about-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.about-copy { display: grid; gap: 22px; font-size: var(--step-1); line-height: 1.6; max-width: 36em; }
.about-copy .first { font-family: var(--display); font-size: var(--step-2); line-height: 1.35; }
.about-copy .first em { color: var(--accent); }
.about-photo { position: relative; justify-self: end; width: min(100%, 440px); }
.about-photo .frame {
  background: var(--card); padding: 14px 14px 64px; transform: rotate(-2.5deg);
  box-shadow: 0 24px 40px -12px rgb(60 40 25 / .25), 0 2px 6px rgb(60 40 25 / .1);
  transition: transform .6s var(--ease-out);
}
.about-photo:hover .frame { transform: rotate(0deg) translateY(-6px); }
.about-photo figcaption { position: absolute; left: 0; right: 0; bottom: 18px; text-align: center; font-family: var(--display); font-style: italic; color: var(--ink-soft); transform: rotate(-2.5deg); }
.about-photo .tape { position: absolute; top: -14px; left: 50%; width: 110px; height: 30px; background: color-mix(in srgb, var(--accent-soft) 85%, transparent); transform: translateX(-50%) rotate(4deg); z-index: 1; }
@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { justify-self: center; width: min(86%, 380px); }
}

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: clamp(48px, 7vw, 96px); border-block: 1px solid var(--rule); }
.facts > div { padding: 22px 24px 22px 0; display: grid; gap: 4px; }
.facts > div + div { padding-left: 24px; border-left: 1px solid var(--rule); }
.facts dt { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.facts dd { margin: 0; font-family: var(--display); font-style: italic; font-size: var(--step-2); line-height: 1.2; }
@media (max-width: 640px) {
  .facts { grid-template-columns: 1fr; }
  .facts > div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule); }
}

.timeline-section { padding-block: clamp(56px, 8vw, 112px) 0; }
.timeline-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(24px, 5vw, 80px); }
.timeline-grid h2 { font-size: var(--step-3); font-style: italic; font-weight: 400; position: sticky; top: calc(var(--header-h) + 24px); align-self: start; }
.timeline-grid h2 small { display: block; font-family: var(--body); font-style: normal; font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); margin-top: 14px; }
.timeline { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.timeline li {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 24px; align-items: baseline;
  padding: 22px 8px; border-bottom: 1px solid var(--rule); position: relative;
  transition: padding-left .45s var(--ease-out), background-color .3s;
}
.timeline li::before { content: ""; position: absolute; left: 0; top: 50%; width: 0; height: 1px; background: var(--accent); transition: width .45s var(--ease-out); }
.timeline li:hover { padding-left: 36px; background: color-mix(in srgb, var(--paper-deep) 60%, transparent); }
.timeline li:hover::before { width: 20px; }
.timeline .role { font-family: var(--display); font-size: var(--step-1); font-weight: 500; line-height: 1.3; }
.timeline .org { color: var(--ink-soft); grid-column: 1; }
.timeline .when { font-variant-numeric: tabular-nums; color: var(--ink-soft); font-size: .95rem; grid-row: 1; grid-column: 2; white-space: nowrap; }
.timeline .now { color: var(--accent); }
@media (max-width: 760px) {
  .timeline-grid { grid-template-columns: 1fr; }
  .timeline-grid h2 { position: static; }
  .timeline li { grid-template-columns: 1fr; }
  .timeline .when { grid-row: auto; grid-column: 1; }
}

/* ---------- Case study ---------- */
.progress { position: fixed; left: 0; right: 0; top: env(safe-area-inset-top, 0px); height: 3px; z-index: 55; background: transparent; }
.progress span { display: block; height: 100%; width: 100%; background: var(--accent); transform-origin: left; transform: scaleX(var(--p, 0)); }

.cs-hero { padding-block: clamp(24px, 5vw, 64px) clamp(32px, 5vw, 56px); }
.cs-back { display: flex; width: fit-content; align-items: center; gap: 8px; font-size: var(--step--1); text-decoration: none; color: var(--ink-soft); margin-bottom: 28px; }
.cs-back:hover { color: var(--ink); }
.cs-back svg { width: 16px; height: 16px; transform: rotate(180deg); transition: transform .3s var(--ease-out); }
.cs-back:hover svg { transform: rotate(180deg) translateX(4px); }
.cs-hero h1 { font-size: var(--step-5); font-style: italic; font-weight: 400; letter-spacing: -0.025em; line-height: 1; margin-top: 14px; }
.cs-hero .lede { font-family: var(--display); font-size: var(--step-2); line-height: 1.35; max-width: 30ch; margin-top: 20px; }
.cs-meta { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: clamp(32px, 5vw, 56px) 0 0; border-block: 1px solid var(--rule); }
.cs-meta > div { padding: 18px 20px 18px 0; }
.cs-meta > div + div { padding-left: 20px; border-left: 1px solid var(--rule); }
.cs-meta dt { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.cs-meta dd { margin: 6px 0 0; font-size: .98rem; line-height: 1.5; }
@media (max-width: 860px) {
  .cs-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cs-meta > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .cs-meta > div:nth-child(n+3) { border-top: 1px solid var(--rule); }
}
.cs-cover { margin-top: clamp(32px, 5vw, 56px); }
.cs-cover .media-frame { aspect-ratio: 16 / 9; }
.cs-cover .media-frame img { width: 90%; height: 90%; }

.cs-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); padding-block: clamp(48px, 7vw, 96px); }
.toc { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; font-size: .92rem; }
.toc p { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 14px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); counter-reset: toc; }
.toc li { counter-increment: toc; }
.toc a { display: block; padding: 7px 0 7px 16px; text-decoration: none; color: var(--ink-soft); position: relative; transition: color .2s, padding-left .3s var(--ease-out); }
.toc a::before { content: ""; position: absolute; left: -1px; top: 0; bottom: 0; width: 2px; background: var(--accent); transform: scaleY(0); transition: transform .3s var(--ease-out); }
.toc a:hover { color: var(--ink); }
.toc a.is-active { color: var(--ink); padding-left: 20px; }
.toc a.is-active::before { transform: scaleY(1); }
@media (max-width: 1020px) {
  .cs-layout { grid-template-columns: 1fr; }
  .toc { display: none; }
}

.cs-content { min-width: 0; display: grid; gap: clamp(72px, 10vw, 136px); }
.cs-section { display: grid; gap: 22px; }
.cs-section > .eyebrow { color: var(--accent); }
.cs-section h2 { font-size: var(--step-4); font-style: italic; font-weight: 400; letter-spacing: -0.02em; }
.cs-section h3 { font-size: var(--step-2); font-style: italic; }
.cs-section > h3 { margin-top: 28px; }
.prose { display: grid; gap: 18px; max-width: 64ch; }
.prose p { color: var(--ink); }
.prose strong { font-weight: 600; }
.callout { font-family: var(--display); font-size: var(--step-2); line-height: 1.35; max-width: 32ch; padding-left: 22px; border-left: 2px solid var(--accent); }
.pull {
  margin: 12px 0; font-family: var(--display); font-style: italic; font-size: var(--step-3); line-height: 1.2; max-width: 22ch;
}
.pull::before { content: "\201C"; color: var(--accent); margin-left: -.42em; }
.pull::after { content: "\201D"; color: var(--accent); }

.figure { margin: 8px 0 0; display: grid; gap: 12px; }
.figure button { all: unset; cursor: zoom-in; display: block; border-radius: var(--radius); }
.figure button:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.figure .media-frame { aspect-ratio: auto; padding: clamp(16px, 4vw, 48px); }
.figure .media-frame img { position: static; width: 100%; height: auto; }
.figure figcaption { font-size: var(--step--1); color: var(--ink-soft); font-style: italic; }
.figure button:hover .media-frame img { transform: scale(1.02); }

.trio { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: trio; }
.trio > div { background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); padding: 24px; display: grid; gap: 10px; align-content: start; transition: transform .45s var(--ease-out), border-color .3s; }
.trio > div:hover { transform: translateY(-6px); border-color: var(--ink); }
.trio h3, .trio h4 { font-family: var(--display); font-style: italic; font-size: var(--step-2); font-weight: 500; }
.trio p { color: var(--ink-soft); font-size: .98rem; }
.trio .step { counter-increment: trio; font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.trio .step::before { content: counter(trio, decimal-leading-zero) " · "; }
@media (max-width: 860px) { .trio { grid-template-columns: 1fr; } }

.needs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.needs > div { padding: 24px 24px 24px 0; border-bottom: 1px solid var(--rule); display: grid; gap: 6px; }
.needs > div:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--rule); }
.needs h3 { font-family: var(--display); font-style: italic; font-size: var(--step-2); font-weight: 500; }
.needs p { color: var(--ink-soft); }
@media (max-width: 640px) {
  .needs { grid-template-columns: 1fr; }
  .needs > div:nth-child(even) { padding-left: 0; border-left: 0; }
}

.definition { background: var(--ink); color: var(--paper); border-radius: var(--radius); padding: clamp(28px, 5vw, 56px); display: grid; gap: 14px; }
.definition .eyebrow { color: color-mix(in srgb, var(--paper) 70%, var(--ink)); }
.definition h3 { font-size: var(--step-3); }
.definition p { font-size: var(--step-1); max-width: 52ch; color: color-mix(in srgb, var(--paper) 88%, var(--ink)); }

/* fidelity comparison */
.compare { display: grid; gap: 20px; }
.tabs { display: inline-flex; background: var(--paper-deep); border-radius: 999px; padding: 4px; position: relative; width: fit-content; max-width: 100%; }
.tabs button {
  all: unset; cursor: pointer; position: relative; z-index: 1; padding: 10px 20px; border-radius: 999px; font-size: .95rem; white-space: nowrap;
  transition: color .3s;
}
.tabs button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tabs button[aria-selected="true"] { color: var(--paper); }
.tabs .thumb { position: absolute; top: 4px; bottom: 4px; left: 4px; border-radius: 999px; background: var(--ink); transition: transform .45s var(--ease-out), width .45s var(--ease-out); }
.compare-panel { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(20px, 4vw, 48px); align-items: start; }
.compare-panel[hidden] { display: none !important; }
.compare-panel.is-entering { animation: fade-up .5s var(--ease-out); }
.notes { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--ink); }
.notes li { padding: 14px 0; border-bottom: 1px solid var(--rule); display: grid; gap: 2px; }
.notes b { font-family: var(--display); font-style: italic; font-weight: 500; font-size: 1.12rem; }
.notes span { color: var(--ink-soft); font-size: .98rem; }
@media (max-width: 860px) { .compare-panel { grid-template-columns: 1fr; } }
@keyframes fade-up { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.verdict { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.verdict > div { border-radius: var(--radius); padding: clamp(22px, 3vw, 32px); display: grid; gap: 12px; align-content: start; }
.verdict .good { background: var(--card); border: 1px solid var(--rule); }
.verdict .improve { background: var(--accent-soft); }
.verdict h3 { font-size: var(--step-2); }
.verdict ul { margin: 0; padding-left: 1.1em; display: grid; gap: 8px; }
.verdict li::marker { color: var(--accent); }
@media (max-width: 760px) { .verdict { grid-template-columns: 1fr; } }

.feature { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(20px, 4vw, 56px); align-items: center; }
.feature.flip { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.feature.flip > .figure { order: 2; }
.feature h3 { font-size: var(--step-3); font-style: italic; }
.ticks { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
.ticks li { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 10px; align-items: baseline; }
.ticks li::before { content: ""; width: 14px; height: 8px; border-left: 1.5px solid var(--accent); border-bottom: 1.5px solid var(--accent); transform: rotate(-45deg) translateY(-3px); }
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; }
  .feature.flip { grid-template-columns: 1fr; }
  .feature.flip > .figure { order: 0; }
}

.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.gallery .media-frame { padding: 12px; }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr; } }

.next-project {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 24px;
  text-decoration: none; padding-block: clamp(40px, 6vw, 72px); border-top: 1px solid var(--ink);
}
.next-project .k { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.next-project .t { font-family: var(--display); font-style: italic; font-size: var(--step-4); line-height: 1.05; display: block; margin-top: 8px; transition: color .3s; }
.next-project:hover .t { color: var(--accent); }
.next-project .circle { width: clamp(56px, 8vw, 96px); height: clamp(56px, 8vw, 96px); border-radius: 50%; border: 1px solid var(--ink); display: grid; place-items: center; transition: background-color .3s, color .3s, transform .5s var(--ease-out); }
.next-project .circle svg { width: 36%; height: 36%; }
.next-project:hover .circle { background: var(--ink); color: var(--paper); transform: rotate(-45deg); }


/* ---------- Contact form ---------- */
.contact-sheet { max-width: min(640px, calc(100vw - 32px)); }
.contact-body { background: var(--card); padding: clamp(20px, 4vw, 32px); }
.contact-form { display: grid; gap: 20px; }
.contact-intro { color: var(--ink-soft); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.topics { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.topics legend { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 10px; padding: 0; }
.topics label { position: relative; cursor: pointer; }
.topics input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.topics span { display: inline-block; border: 1px solid var(--rule); border-radius: 999px; padding: 8px 16px; font-size: .95rem; transition: background-color .2s, color .2s, border-color .2s; }
.topics label:hover span { border-color: var(--ink); }
.topics input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.topics input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.field input, .field textarea {
  font: inherit; color: var(--ink); background: var(--paper); width: 100%;
  border: 1px solid var(--rule); border-radius: var(--radius); padding: 12px 14px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px var(--accent-soft); }
.field input:user-invalid, .field textarea:user-invalid { border-color: var(--accent); }
.form-error { color: var(--accent); font-size: .95rem; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; }
.btn:disabled { opacity: .6; cursor: progress; }
.form-success { display: grid; justify-items: start; gap: 12px; padding-block: 12px; }
.form-success svg { width: 56px; height: 56px; fill: none; stroke: var(--accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.form-success svg * { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw .8s var(--ease-out) forwards; }
.form-success svg path { animation-delay: .35s; }
.form-success h3 { font-size: var(--step-2); font-style: italic; }
.form-success p { color: var(--ink-soft); }
@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js [data-reveal].is-pending { opacity: 1; transform: none; }
  .js .squiggle.is-pending path { stroke-dashoffset: 0; }
  @view-transition { navigation: none; }
}