/* ============================================================
   Sameeka Prabath — UX Portfolio
   Design system: "Field notes on health & access"
   Editorial, calm, accessibility-first.
   ============================================================ */

:root {
  /* Chrome palette — porcelain paper, warm ink, pine anchor */
  --paper:      #FBFAF6;
  --paper-2:    #F3F0E8;
  --panel:      #EFEBE1;
  --ink:        #1B1A17;
  --ink-soft:   #3A3833;
  --muted:      #6C685F;
  --line:       #E4DFD4;
  --line-2:     #D8D2C4;
  --pine:       #35655A;
  --pine-deep:  #1F433B;
  --pine-tint:  #E7EDE9;

  /* Default accent (overridden per case study via inline --accent) */
  --accent:      #35655A;
  --accent-deep: #1F433B;
  --accent-tint: #E7EDE9;

  --maxw: 1160px;
  --gutter: clamp(20px, 5vw, 64px);

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

img { max-width: 100%; display: block; }

a { color: var(--pine); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--pine-deep); }

::selection { background: var(--accent); color: #fff; }

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

/* ---------- Skip link (accessibility) ---------- */
.skip {
  position: absolute; left: 12px; top: -60px;
  background: var(--ink); color: #fff; padding: 10px 16px;
  border-radius: 8px; z-index: 200; font-weight: 600; font-size: 14px;
  transition: top .18s var(--ease);
}
.skip:focus { top: 12px; color:#fff; }

/* ---------- Layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 760px; }

section { position: relative; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}
.eyebrow::before {
  content: "";
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 2px;
  flex: none;
}

/* ---------- Header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 90;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-head .bar {
  display: flex; align-items: center; justify-content: space-between;
  height: 66px;
}
.wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex; align-items: baseline; gap: 9px;
}
.wordmark .dot { width: 9px; height: 9px; background: var(--pine); border-radius: 2px; display:inline-block; transform: translateY(-1px); }
.wordmark:hover { color: var(--ink); }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
  font-size: 14.5px; font-weight: 500; color: var(--ink-soft);
  text-decoration: none; letter-spacing: .01em;
}
.nav a:hover { color: var(--pine); }
.nav a.cta {
  border: 1px solid var(--line-2); padding: 7px 15px; border-radius: 999px;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.nav a.cta:hover { border-color: var(--pine); background: var(--pine-tint); }
@media (max-width: 620px) {
  .nav { gap: 18px; }
  .nav a.hide-sm { display: none; }
}

/* ---------- Hero (home) ---------- */
.hero { padding: clamp(64px, 12vh, 132px) 0 clamp(40px, 8vh, 72px); }
.hero .lead {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.4rem, 6.2vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 0 0 28px;
  max-width: 15ch;
}
.hero .lead em { font-style: italic; color: var(--pine); }
.hero .sub {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0 0 34px;
  line-height: 1.55;
}
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 10px 10px;
  font-family: var(--mono); font-size: 12.5px; color: var(--muted);
  letter-spacing: .02em;
}
.hero-meta span {
  border: 1px solid var(--line-2); border-radius: 999px; padding: 6px 13px;
  background: #fff;
}

/* ---------- Section shell ---------- */
.section { padding: clamp(56px, 9vh, 104px) 0; }
.section-head { margin-bottom: clamp(30px, 5vh, 52px); }
.section-head h2 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: -.02em; line-height: 1.1; margin: 0;
  max-width: 24ch;
}
.divider { border: none; border-top: 1px solid var(--line); margin: 0; }

/* ---------- Selected work ---------- */
.work-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.work-item {
  display: grid;
  grid-template-columns: 64px 1.2fr 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 30px 8px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: background .25s var(--ease), padding-left .25s var(--ease);
}
.work-item:hover { background: var(--paper-2); padding-left: 18px; color: var(--ink); }
.work-item:hover .go { transform: translateX(4px); color: var(--wa, var(--pine)); }
.work-index {
  font-family: var(--mono); font-size: 13px; color: var(--muted);
  display: flex; align-items: center; gap: 9px;
}
.work-index::before {
  content:""; width: 12px; height: 12px; border-radius: 3px;
  background: var(--wa, var(--pine));
}
.work-main h3 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(1.35rem, 3vw, 1.9rem); margin: 0 0 6px; letter-spacing: -.01em;
  line-height: 1.12;
}
.work-tag {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--wa, var(--pine));
}
.work-desc { color: var(--muted); font-size: 15.5px; line-height: 1.55; }
.go { font-size: 22px; color: var(--muted); transition: transform .25s var(--ease), color .25s var(--ease); justify-self: end; }
.featured-pill {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  color: #fff; background: var(--wa, var(--pine)); padding: 3px 8px; border-radius: 5px;
  margin-left: 10px; vertical-align: middle;
}
@media (max-width: 760px) {
  .work-item { grid-template-columns: 1fr auto; grid-template-areas: "idx go" "main main" "desc desc"; row-gap: 12px; padding: 26px 4px; }
  .work-item:hover { padding-left: 4px; }
  .work-index { grid-area: idx; } .go { grid-area: go; } .work-main { grid-area: main; } .work-desc { grid-area: desc; }
}

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 220px 1fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.about-photo {
  width: 100%; border-radius: var(--r-lg); border: 1px solid var(--line);
  aspect-ratio: 4/5; object-fit: cover; object-position: center top;
}
.about-body p { font-size: 1.12rem; line-height: 1.72; color: var(--ink-soft); margin: 0 0 18px; max-width: 60ch; }
.about-body p:first-child { font-family: var(--serif); font-size: 1.4rem; line-height: 1.5; color: var(--ink); }
@media (max-width: 680px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 200px; }
}

/* ---------- Capabilities ---------- */
.caps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.cap { background: var(--paper); padding: 26px 26px; }
.cap h4 { margin: 0 0 8px; font-size: 1.05rem; font-weight: 600; letter-spacing: -.01em; display:flex; gap:10px; align-items:baseline; }
.cap h4 .n { font-family: var(--mono); font-size: 12px; color: var(--pine); }
.cap p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.55; }
@media (max-width: 640px) { .caps { grid-template-columns: 1fr; } }

/* ---------- Contact / footer ---------- */
.foot {
  background: var(--pine-deep); color: #EAF1EE;
  padding: clamp(60px, 10vh, 110px) 0 40px;
  margin-top: clamp(40px, 8vh, 80px);
}
.foot .eyebrow { color: #A9C3BA; }
.foot .eyebrow::before { background: #EAF1EE; }
.foot h2 {
  font-family: var(--serif); font-weight: 500; letter-spacing: -.02em;
  font-size: clamp(2rem, 6vw, 3.6rem); line-height: 1.05; margin: 0 0 30px; color: #fff;
  max-width: 16ch;
}
.foot a { color: #fff; }
.foot-links { display: flex; flex-wrap: wrap; gap: 12px 14px; margin-bottom: 56px; }
.foot-links a {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid rgba(255,255,255,.28); padding: 12px 20px; border-radius: 999px;
  text-decoration: none; font-weight: 500; font-size: 15px;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}
.foot-links a:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.6); }
.foot-base {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  border-top: 1px solid rgba(255,255,255,.16); padding-top: 22px;
  font-size: 13px; color: #A9C3BA; font-family: var(--mono); letter-spacing: .02em;
}

/* ============================================================
   CASE STUDY PAGES
   ============================================================ */
.cs-hero { padding: clamp(46px, 8vh, 88px) 0 clamp(30px, 5vh, 52px); border-bottom: 1px solid var(--line); }
.backlink {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .04em; color: var(--muted);
  text-decoration: none; display: inline-flex; gap: 8px; align-items: center; margin-bottom: 30px;
}
.backlink:hover { color: var(--accent); }
.cs-kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); display: inline-flex; align-items: center; gap: 10px; margin: 0 0 18px;
}
.cs-kicker::before { content:""; width: 11px; height: 11px; border-radius: 3px; background: var(--accent); }
.cs-title {
  font-family: var(--serif); font-weight: 500; letter-spacing: -.025em;
  font-size: clamp(2.3rem, 6.5vw, 4.4rem); line-height: 1.02; margin: 0 0 22px; max-width: 16ch;
}
.cs-standfirst { font-size: clamp(1.1rem, 2.4vw, 1.4rem); color: var(--ink-soft); line-height: 1.5; max-width: 58ch; margin: 0; }

.cs-meta {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md);
  overflow: hidden; margin-top: 44px;
}
.cs-meta div { background: var(--paper); padding: 18px 20px; }
.cs-meta dt { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 0 0 6px; }
.cs-meta dd { margin: 0; font-size: 15px; font-weight: 500; line-height: 1.4; }
@media (max-width: 720px) { .cs-meta { grid-template-columns: repeat(2, 1fr); } }

/* Case study body */
.cs-body { padding: clamp(48px, 8vh, 96px) 0; }
.cs-block { max-width: 720px; margin: 0 auto clamp(48px, 8vh, 84px); }
.cs-block:last-child { margin-bottom: 0; }
.cs-block h2 {
  font-family: var(--serif); font-weight: 500; font-size: clamp(1.6rem, 4vw, 2.3rem);
  letter-spacing: -.02em; line-height: 1.12; margin: 0 0 20px;
}
.cs-block h3 { font-size: 1.18rem; font-weight: 600; margin: 32px 0 10px; letter-spacing: -.01em; }
.cs-block p { font-size: 1.08rem; line-height: 1.72; color: var(--ink-soft); margin: 0 0 18px; }
.cs-block p strong { color: var(--ink); font-weight: 600; }
.cs-lede { font-family: var(--serif); font-size: 1.35rem !important; line-height: 1.5 !important; color: var(--ink) !important; }

.cs-block ul { margin: 0 0 20px; padding: 0; list-style: none; }
.cs-block ul li {
  position: relative; padding-left: 26px; margin-bottom: 13px; line-height: 1.6;
  color: var(--ink-soft); font-size: 1.05rem;
}
.cs-block ul li::before {
  content:""; position: absolute; left: 4px; top: 11px; width: 8px; height: 8px;
  background: var(--accent); border-radius: 2px;
}
.cs-block ul li strong { color: var(--ink); }

/* Process steps (real sequence) */
.steps { max-width: 820px; margin: 0 auto clamp(48px, 8vh, 84px); counter-reset: step; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 22px; padding: 26px 0; border-top: 1px solid var(--line); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step-n {
  counter-increment: step; font-family: var(--mono); font-size: 13px; color: var(--accent);
}
.step-n::before { content: "0" counter(step); font-size: 15px; font-weight: 500; display:block; }
.step h3 { margin: 0 0 8px; font-size: 1.2rem; font-weight: 600; letter-spacing: -.01em; }
.step p { margin: 0; color: var(--ink-soft); line-height: 1.65; }
@media (max-width: 560px) { .step { grid-template-columns: 40px 1fr; gap: 14px; } }

/* Figures */
.figure { margin: 0 0 clamp(40px, 7vh, 72px); }
.figure.full { max-width: none; }
.figure img {
  width: 100%; border-radius: var(--r-md); border: 1px solid var(--line-2);
  background: #fff;
}
.figure figcaption {
  font-family: var(--mono); font-size: 12.5px; color: var(--muted); margin-top: 14px;
  letter-spacing: .01em; line-height: 1.5;
}
.figure figcaption b { color: var(--accent); font-weight: 600; }

/* Screen gallery (phone screens) */
.screens {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 18px; margin: 0 0 clamp(40px, 7vh, 72px);
}
.screens img { border-radius: 20px; border: 1px solid var(--line-2); box-shadow: 0 18px 40px rgba(30,25,18,.08); }
.screens figcaption { grid-column: 1 / -1; }

/* Before / after */
.ba { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 0 0 clamp(40px, 7vh, 72px); }
.ba figure { margin: 0; }
.ba img { width: 100%; border-radius: var(--r-md); border: 1px solid var(--line-2); }
.ba .tag {
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  display: inline-block; padding: 4px 9px; border-radius: 5px; margin-bottom: 10px;
}
.ba .tag.before { background: var(--panel); color: var(--muted); }
.ba .tag.after { background: var(--accent); color: #fff; }
.ba p { font-size: 14px; color: var(--muted); margin: 10px 0 0; line-height: 1.5; }
@media (max-width: 640px) { .ba { grid-template-columns: 1fr; } }

/* Metrics */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; margin: 0 0 clamp(40px, 7vh, 72px); }
.metric { background: var(--paper); padding: 28px 22px; }
.metric .num { font-family: var(--serif); font-size: clamp(2.2rem, 5vw, 3.1rem); font-weight: 600; color: var(--accent); line-height: 1; letter-spacing: -.02em; }
.metric .lbl { margin-top: 10px; font-size: 13.5px; color: var(--muted); line-height: 1.45; }

/* Callout */
.callout {
  border-left: 3px solid var(--accent); background: var(--accent-tint);
  padding: 22px 24px; border-radius: 0 var(--r-md) var(--r-md) 0; margin: 0 0 clamp(40px, 7vh, 72px);
}
.callout p { margin: 0; font-family: var(--serif); font-size: 1.28rem; line-height: 1.5; color: var(--ink); }
.callout .src { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 12px; display: block; letter-spacing: .02em; }

/* Prototype embed box */
.proto-cta {
  border: 1px solid var(--line-2); border-radius: var(--r-lg); padding: 30px;
  display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between;
  background: var(--paper-2); margin: 0 0 clamp(40px, 7vh, 72px);
}
.proto-cta .t { font-family: var(--serif); font-size: 1.3rem; margin: 0 0 4px; }
.proto-cta .d { color: var(--muted); font-size: 14.5px; margin: 0; max-width: 46ch; }
.btn {
  display: inline-flex; align-items: center; gap: 9px; background: var(--accent); color: #fff;
  padding: 13px 22px; border-radius: 999px; font-weight: 600; font-size: 15px; text-decoration: none;
  transition: transform .18s var(--ease), background .2s var(--ease); border: none;
}
.btn:hover { color: #fff; background: var(--accent-deep); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.ghost:hover { background: var(--accent-tint); color: var(--accent-deep); }

/* Next project */
.next-cs { border-top: 1px solid var(--line); }
.next-cs a {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: clamp(36px, 6vh, 60px) 0; text-decoration: none; color: var(--ink);
  transition: padding-left .25s var(--ease);
}
.next-cs a:hover { padding-left: 12px; color: var(--ink); }
.next-cs .lbl { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.next-cs .ttl { font-family: var(--serif); font-size: clamp(1.5rem, 4vw, 2.4rem); font-weight: 500; letter-spacing: -.02em; }
.next-cs .arr { font-size: 30px; color: var(--muted); }
.next-cs a:hover .arr { color: var(--pine); }

/* Little Roots inline mockups (CSS-built phone screens) */
.lr-mocks { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 22px; margin: 0 0 26px; }
.phone {
  background: #E7DFD2; border-radius: 30px; padding: 12px; border: 1px solid var(--line-2);
  box-shadow: 0 22px 50px rgba(60,50,30,.12);
}
.phone-screen { background: #F5F0E8; border-radius: 22px; overflow: hidden; min-height: 430px; display: flex; flex-direction: column; }
.phone-top { padding: 18px 18px 10px; }
.phone-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; color: #3f3b2f; }
.phone-brand .leaf { width: 20px; height: 20px; background: #B2AC88; border-radius: 50% 50% 50% 0; transform: rotate(-45deg); flex:none; }
.lr-hi { font-size: 13px; color: #6f6a52; margin: 12px 0 2px; }
.lr-hi b { color: #3f3b2f; }
.ring { width: 120px; height: 120px; margin: 8px auto 4px; border-radius: 50%;
  display: grid; place-items: center; }
.ring .rv { font-family: var(--serif); font-size: 30px; font-weight: 700; line-height: 1; }
.ring .rl { font-size: 10px; color: #888; }
.ring .rs { font-size: 10px; font-weight: 700; }
.env-row { display: flex; gap: 8px; padding: 6px 16px 14px; }
.env { flex: 1; background: #fff; border: 1px solid #EAE4D6; border-radius: 12px; padding: 10px 8px; text-align: center; }
.env .k { font-size: 9.5px; letter-spacing: .05em; text-transform: uppercase; color: #8a8676; }
.env .v { font-weight: 700; font-size: 17px; color: #3f3b2f; margin-top: 2px; }
.lr-nudge { margin: 0 16px 14px; background: #FDECEA; border: 1px solid #F6C9C4; border-radius: 12px; padding: 10px 12px; font-size: 11.5px; color: #B93D37; line-height: 1.4; }
.lr-list { padding: 4px 16px 16px; }
.lr-task { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid #EAE4D6; border-radius: 12px; padding: 11px 12px; margin-bottom: 9px; font-size: 12.5px; color: #4a463b; }
.lr-check { width: 18px; height: 18px; border-radius: 5px; border: 2px solid #B2AC88; flex: none; display:grid; place-items:center; color:#fff; font-size:11px; }
.lr-check.on { background: #B2AC88; }
.lr-tabbar { margin-top: auto; display: flex; border-top: 1px solid #E4DED0; background:#fff; }
.lr-tab { flex: 1; text-align: center; padding: 10px 0 12px; font-size: 9.5px; color: #9b9784; }
.lr-tab.on { color: #6f6a52; font-weight: 700; }
.lr-tab .ic { display:block; width: 16px; height: 16px; margin: 0 auto 4px; border-radius: 4px; background: #cfc9b3; }
.lr-tab.on .ic { background: #B2AC88; }
.lr-art { background:#fff; border:1px solid #EAE4D6; border-radius:12px; padding:12px; margin:0 16px 10px; }
.lr-art .c { font-size: 9px; letter-spacing:.08em; text-transform:uppercase; color:#8a8676; }
.lr-art .h { font-size: 12.5px; font-weight: 700; color:#3f3b2f; margin: 4px 0 4px; line-height:1.3; }
.lr-art .e { font-size: 10.5px; color:#7a7566; line-height:1.45; }
.lr-search { margin: 4px 16px 12px; background:#fff; border:1px solid #EAE4D6; border-radius: 999px; padding: 9px 14px; font-size: 11.5px; color:#9b9784; }

/* small footer nav on case pages */
.mini-foot { padding: 34px 0; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 12.5px; color: var(--muted); display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; letter-spacing:.02em; }
.mini-foot a { color: var(--muted); text-decoration: none; }
.mini-foot a:hover { color: var(--accent); }