/* Marena Yaacoub — portfolio design system
   Palette: warm paper neutrals + single clay accent
   Type: Inter variable, editorial scale, generous whitespace */

@font-face {
  font-family: "Fraunces";
  src: url("/assets/fonts/fraunces-var.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #faf8f4;
  --wash: #f1ede5;
  --ink: #1a1611;
  --muted: #6a6357;
  --line: #e6e1d6;
  --clay: #a34e24;
  --clay-dark: #7e3c1b;
  --dark: #171310;
  --dark-text: #f5f2ec;
  --dark-muted: #a89f92;
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --max: 1200px;
  --shadow: 0 1px 2px rgba(26, 22, 17, 0.05), 0 10px 30px rgba(26, 22, 17, 0.07);
  --pad: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 2px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--clay); text-decoration: none; }
a:hover { color: var(--clay-dark); }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 3px;
}

.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 248, 244, 0.92);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 4.25rem;
}
.brand {
  font-weight: 650; letter-spacing: -0.01em; color: var(--ink);
  font-size: 1.05rem; white-space: nowrap;
}
.brand:hover { color: var(--ink); }
.nav-links { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.25rem); }
.nav-links a {
  color: var(--muted); font-size: 0.95rem; font-weight: 500;
  letter-spacing: 0.01em; padding: 0.5rem 0;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"] { box-shadow: 0 2px 0 0 var(--clay); }

.btn {
  display: inline-block; font-weight: 550; font-size: 0.95rem;
  padding: 0.72rem 1.4rem; border-radius: var(--radius);
  border: 1px solid var(--ink); color: var(--ink);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--clay); border-color: var(--clay); color: #fff; }
.btn-clay { background: var(--clay); border-color: var(--clay); color: #fff; }
.btn-clay:hover { background: var(--clay-dark); border-color: var(--clay-dark); color: #fff; }
.nav-links .btn { padding: 0.5rem 1.05rem; }
.nav-links a.btn-clay { color: #fff; }
.nav-links a.btn-clay:hover { color: #fff; }

.nav-toggle { display: none; }

/* ---------- Type ---------- */
.kicker {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--clay);
}
h1, h2 { font-family: var(--display); letter-spacing: -0.01em; line-height: 1.06; font-weight: 480; }
h3 { letter-spacing: -0.018em; line-height: 1.2; font-weight: 640; }
.display { font-size: clamp(2.9rem, 7vw, 5.6rem); }
h2.section-title { font-size: clamp(2rem, 4.2vw, 3.1rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.55rem); }
.lede { font-size: clamp(1.1rem, 1.8vw, 1.3rem); line-height: 1.55; color: var(--muted); max-width: 46ch; }

.section { padding-top: clamp(3.5rem, 9vw, 7rem); padding-bottom: clamp(3.5rem, 9vw, 7rem); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head .kicker { display: block; margin-bottom: 0.75rem; }
.section-link { font-weight: 550; font-size: 0.98rem; white-space: nowrap; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(4rem, 11vw, 8.5rem); padding-bottom: clamp(3rem, 7vw, 5.5rem); }
.hero .kicker { margin-bottom: 1.25rem; }
.hero h1 { max-width: 14ch; }
.hero .lede { margin-top: 1.75rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2.5rem; }
.hero-meta { margin-top: 2.5rem; color: var(--muted); font-size: 0.95rem; max-width: 52ch; }

/* ---------- Stats ---------- */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--wash); }
.stats .wrap {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
}
.stat { background: var(--wash); padding: 1.9rem 1.5rem; }
.stat b { display: block; font-family: var(--display); font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 520; letter-spacing: -0.01em; }
.stat span { color: var(--muted); font-size: 0.92rem; }

/* ---------- Work cards ---------- */
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem) clamp(1.25rem, 3vw, 2.5rem); }
.card { display: block; color: var(--ink); }
.card:hover { color: var(--ink); }
.card-media {
  aspect-ratio: 4 / 3; overflow: hidden; background: var(--wash);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); transition: border-color 0.2s ease;
}
.card:hover .card-media { border-color: var(--clay); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.card:hover .card-media img { transform: scale(1.025); }
.card-kicker { margin-top: 1.15rem; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.card-kicker em { font-style: normal; color: var(--clay); }
.card h3 { margin-top: 0.4rem; font-family: var(--display); font-weight: 540; font-size: clamp(1.4rem, 2.4vw, 1.7rem); letter-spacing: -0.01em; }
.card p { margin-top: 0.55rem; color: var(--muted); font-size: 0.99rem; max-width: 52ch; }
.card .impact { margin-top: 0.6rem; color: var(--ink); font-size: 0.94rem; font-weight: 550; }
.card .cta { display: inline-block; margin-top: 0.85rem; font-weight: 550; font-size: 0.95rem; color: var(--clay); }
.card:hover .cta { color: var(--clay-dark); }
.arr { display: inline-block; transition: transform 0.2s ease; }
.card:hover .arr, .proj-row:hover .arr, .cta:hover .arr { transform: translateX(4px); }

/* ---------- Capabilities ---------- */
.caps { background: var(--dark); color: var(--dark-text); }
.caps .kicker { color: #d98d5f; }
.caps h2 { color: var(--dark-text); }
.caps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 4vw, 3rem); }
.cap h3 { color: var(--dark-text); margin-bottom: 0.9rem; }
.cap ul { list-style: none; }
.cap li { padding: 0.42rem 0; color: var(--dark-muted); border-bottom: 1px solid rgba(255,255,255,0.08); font-size: 0.98rem; }
.cap li:last-child { border-bottom: 0; }

/* ---------- About teaser / prose ---------- */
.split { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.prose p + p { margin-top: 1.1rem; }
.prose .lede { max-width: none; }
.fact-list { list-style: none; margin-top: 1.5rem; }
.fact-list li { padding: 0.85rem 0; border-bottom: 1px solid var(--line); display: flex; gap: 1rem; justify-content: space-between; font-size: 0.98rem; }
.fact-list li:first-child { border-top: 1px solid var(--line); }
.fact-list b { font-weight: 600; }
.fact-list span { color: var(--muted); text-align: right; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--wash); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cta-band .inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.cta-band h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); max-width: 22ch; }
.cta-band .actions { display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: var(--dark-muted); padding: clamp(2.5rem, 6vw, 4rem) 0; }
.site-footer .top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; align-items: baseline; }
.site-footer .name { color: var(--dark-text); font-weight: 650; font-size: 1.1rem; }
.site-footer nav { display: flex; gap: 1.75rem; flex-wrap: wrap; }
.site-footer a { color: var(--dark-muted); }
.site-footer a:hover { color: var(--dark-text); }
.site-footer .base { margin-top: 2.25rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.1); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: 0.9rem; }

/* ---------- Work index ---------- */
.page-head { padding-top: clamp(3.5rem, 8vw, 6rem); padding-bottom: clamp(2rem, 5vw, 3.5rem); }
.page-head h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); max-width: 18ch; }
.page-head .lede { margin-top: 1.4rem; }
.work-cat { padding-top: clamp(2.5rem, 6vw, 4.5rem); padding-bottom: clamp(2.5rem, 6vw, 4.5rem); border-top: 1px solid var(--line); }
.work-cat-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.work-cat-head .num {
  font-family: var(--display); font-size: clamp(2.6rem, 5vw, 4rem); font-weight: 340;
  line-height: 1; color: var(--clay); opacity: 0.24;
}
.work-cat-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); }
.work-cat-head .count { color: var(--muted); font-size: 0.92rem; margin-left: auto; white-space: nowrap; }
.tags { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.9rem; }
.tag {
  font-size: 0.78rem; font-weight: 550; color: var(--muted);
  border: 1px solid var(--line); border-radius: 99px; padding: 0.22rem 0.7rem;
  background: #fff;
}

/* ---------- Work index ---------- */
.toc { margin-top: clamp(2rem, 5vw, 3rem); max-width: 620px; }
.toc a {
  display: flex; align-items: baseline; gap: 1.1rem;
  padding: 0.95rem 0.25rem; border-top: 1px solid var(--line);
  color: var(--ink); font-weight: 550; font-size: 1.02rem;
}
.toc a:last-child { border-bottom: 1px solid var(--line); }
.toc a span {
  font-family: var(--display); font-weight: 380; font-size: 1.05rem;
  color: var(--clay); min-width: 1.9rem;
}
.toc a em { font-style: normal; margin-left: auto; color: var(--muted); font-weight: 400; font-size: 0.9rem; }
.toc a:hover { color: var(--clay); }

.work-cat { padding-top: clamp(2.75rem, 6vw, 4.5rem); padding-bottom: clamp(2.75rem, 6vw, 4.5rem); border-top: 1px solid var(--line); scroll-margin-top: 5rem; }
.work-cat:nth-of-type(even) { background: var(--wash); }
.work-cat:nth-of-type(even) .tag { background: var(--paper); }
.work-cat-blurb { color: var(--muted); max-width: 58ch; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }

.proj-row { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; padding: clamp(1.75rem, 4vw, 2.75rem) 0; border-top: 1px solid var(--line); }
.proj-row:first-of-type { border-top: 0; padding-top: 0; }
.proj-row:last-of-type { padding-bottom: 0; }
.pr-media {
  display: block; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--wash); box-shadow: var(--shadow);
}
.pr-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.pr-media.fit-contain, .card-media.fit-contain { position: relative; }
.pr-media.fit-contain img, .card-media.fit-contain img {
  position: absolute; inset: clamp(1.25rem, 3vw, 2rem);
  width: calc(100% - 2 * clamp(1.25rem, 3vw, 2rem));
  height: calc(100% - 2 * clamp(1.25rem, 3vw, 2rem));
  object-fit: contain;
}
.case-hero.fit-contain {
  position: relative; background: var(--wash); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  height: clamp(300px, 38vw, 470px);
}
.case-hero.fit-contain img {
  position: absolute; inset: clamp(1.5rem, 4vw, 3rem);
  width: calc(100% - 2 * clamp(1.5rem, 4vw, 3rem));
  height: calc(100% - 2 * clamp(1.5rem, 4vw, 3rem));
  object-fit: contain; border: 0; box-shadow: none; background: transparent;
}
.proj-row:hover .pr-media img { transform: scale(1.025); }
.pr-title { font-family: var(--display); font-weight: 520; letter-spacing: -0.01em; font-size: clamp(1.55rem, 2.8vw, 2.05rem); line-height: 1.12; margin-top: 0.35rem; }
.pr-title a { color: var(--ink); }
.pr-title a:hover { color: var(--clay); }
.pr-body p { margin-top: 0.65rem; color: var(--muted); max-width: 50ch; }
.pr-body .impact { color: var(--ink); font-weight: 550; font-size: 0.95rem; }
.pr-body .cta { display: inline-block; margin-top: 0.9rem; font-weight: 550; }

/* ---------- Case study ---------- */
.case-head { padding-top: clamp(3.5rem, 8vw, 6rem); padding-bottom: clamp(2rem, 5vw, 3rem); }
.case-head h1 { font-size: clamp(2.3rem, 5vw, 3.7rem); max-width: 16ch; }
.case-head .lede { margin-top: 1.4rem; max-width: 58ch; }
.case-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.25rem 2rem; padding: 1.75rem 0; margin-top: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.case-meta div b { display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.3rem; }
.case-meta div span { font-size: 0.98rem; font-weight: 500; }
.case-section { padding-top: clamp(2rem, 5vw, 3.5rem); }
.case-section:last-of-type { padding-bottom: clamp(3rem, 7vw, 5rem); }
.case-section .label { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--clay); margin-bottom: 0.9rem; }
.case-section .prose { max-width: 68ch; }
.case-section .prose p { color: #3d382f; }
.case-img { margin-top: clamp(1.75rem, 4vw, 2.75rem); }
.case-img img { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.case-hero { margin-top: clamp(1.75rem, 4vw, 2.75rem); }
.case-hero img { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.case-img figcaption { margin-top: 0.6rem; font-size: 0.88rem; color: var(--muted); }
.img-pair { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1rem, 2.5vw, 1.75rem); }
.img-pair .case-img { margin-top: clamp(1.75rem, 4vw, 2.75rem); }
.case-nav { border-top: 1px solid var(--line); }
.case-nav .wrap { display: flex; justify-content: space-between; gap: 1rem; padding-top: 2rem; padding-bottom: 3.5rem; }
.case-nav a { max-width: 45%; }
.case-nav .dir { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 0.3rem; }
.case-nav .title { font-weight: 600; color: var(--ink); letter-spacing: -0.01em; }
.case-nav a:hover .title { color: var(--clay); }
.case-nav .next { text-align: right; margin-left: auto; }

/* ---------- About ---------- */
.timeline { list-style: none; }
.timeline li { padding: 1.6rem 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 160px 1fr; gap: 0.5rem 2rem; }
.timeline .when { color: var(--muted); font-size: 0.92rem; padding-top: 0.2rem; }
.timeline h3 { font-size: 1.2rem; }
.timeline .org { color: var(--clay); font-weight: 550; font-size: 0.98rem; margin-top: 0.15rem; }
.timeline p { color: var(--muted); font-size: 0.97rem; margin-top: 0.5rem; max-width: 60ch; }
.skill-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: clamp(1.5rem, 4vw, 2.5rem); }
.skill-cols h3 { font-size: 1.05rem; margin-bottom: 0.75rem; }
.skill-cols ul { list-style: none; }
.skill-cols li { padding: 0.4rem 0; color: var(--muted); border-bottom: 1px solid var(--line); font-size: 0.96rem; }
.skill-cols li:last-child { border-bottom: 0; }

/* ---------- Contact ---------- */
.contact-hero { padding-top: clamp(4rem, 10vw, 8rem); padding-bottom: clamp(4rem, 10vw, 8rem); }
.contact-hero h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); max-width: 16ch; }
.contact-hero .lede { margin-top: 1.4rem; }
.contact-list { margin-top: 2.75rem; max-width: 560px; }
.contact-list a.row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.2rem 0; border-top: 1px solid var(--line); color: var(--ink); font-weight: 550; }
.contact-list a.row:last-child { border-bottom: 1px solid var(--line); }
.contact-list a.row span { color: var(--muted); font-weight: 400; font-size: 0.92rem; }
.contact-list a.row:hover { color: var(--clay); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; background: none; border: 1px solid var(--line);
    border-radius: var(--radius); cursor: pointer; color: var(--ink);
  }
  .nav-links {
    display: none; position: absolute; top: 4.25rem; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--pad) 1.25rem;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.9rem 0; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav-links a[aria-current="page"] { box-shadow: none; color: var(--clay); }
  .nav-links .btn { margin-top: 1rem; text-align: center; border-bottom: none; }
  .stats .wrap { grid-template-columns: 1fr 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .caps-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .proj-row { grid-template-columns: 1fr; gap: 1.1rem; }
  .img-pair { grid-template-columns: 1fr; }
  .img-pair .case-img { margin-top: 1rem; }
  .timeline li { grid-template-columns: 1fr; gap: 0.35rem; }
}