/* =========================
   Studio Sanet — Editorial Website Proposal
   Structure:
   - index.html
   - img/
   - css/styles.css
   ========================= */

:root {
  --paper: #f3f0ea;
  --paper-soft: #ebe6de;
  --ink: #171513;
  --ink-muted: #5e584f;
  --line: rgba(23, 21, 19, 0.18);
  --line-strong: rgba(23, 21, 19, 0.34);
  --accent: #a35c42;
  --shell: min(1240px, calc(100vw - 56px));
  --serif: "ltc-caslon-pro", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, "Times New Roman", serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --transition: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0) 24rem),
    var(--paper);
  font-family: var(--sans);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(243, 240, 234, 0.84);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.5rem, 2vw, 1.9rem);
  letter-spacing: 0.01em;
  line-height: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2vw, 2rem);
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.site-nav a {
  position: relative;
  color: var(--ink-muted);
  transition: color var(--transition);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.48rem;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left center;
  background: var(--ink);
  transition: transform var(--transition);
}

.site-nav a:hover {
  color: var(--ink);
}

.site-nav a:hover::after {
  transform: scaleX(1);
}

/* Hero */

.hero {
  padding: clamp(2.5rem, 5vw, 5rem) 0 clamp(4rem, 7vw, 7rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.86fr) minmax(420px, 1.14fr);
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: end;
}

.hero-copy {
  padding-bottom: clamp(0rem, 3vw, 3rem);
}

.eyebrow {
  margin: 0 0 1.8rem;
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.22em;
}

.hero h1 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.15rem, 6.1vw, 6.7rem);
  font-weight: 400;
  line-height: 0.94;
  letter-spacing: -0.035em;
}

.hero h1 span {
  display: block;
  color: var(--ink-muted);
}

.hero-intro {
  max-width: 31rem;
  margin: 2rem 0 0;
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.8vw, 1.62rem);
  line-height: 1.45;
  color: var(--ink);
}

.hero-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-soft);
}

.hero-media img {
  aspect-ratio: 1.34 / 1;
  object-fit: cover;
}

/* Shared sections */

.section {
  padding: clamp(4.8rem, 8vw, 8.8rem) 0;
  border-top: 1px solid var(--line);
}

.split-grid,
.intro-grid,
.services-intro-grid {
  display: grid;
  grid-template-columns: minmax(90px, 0.22fr) minmax(320px, 1fr);
  gap: clamp(2rem, 5vw, 6rem);
}

.section-marker {
  padding-top: 0.4rem;
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.28em;
}

.prose {
  max-width: 58rem;
}

.prose p {
  margin: 0;
}

.prose p + p {
  margin-top: 1.65rem;
}

.prose-large {
  font-family: var(--serif);
  font-size: clamp(1.52rem, 2.36vw, 2.45rem);
  line-height: 1.36;
  letter-spacing: -0.015em;
}

.prose-medium {
  max-width: 53rem;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 1.95vw, 2rem);
  line-height: 1.46;
  letter-spacing: -0.012em;
}

.closing-line {
  color: var(--accent);
}

/* Image pair */

.image-pair {
  padding: 0 0 clamp(4.8rem, 8vw, 8.8rem);
}

.pair-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(280px, 1.05fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: start;
}

.pair-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-soft);
}

.pair-media-left {
  margin-top: clamp(0rem, 5vw, 4rem);
}

.pair-media-left img {
  aspect-ratio: 1.5 / 1;
  object-fit: cover;
}

.pair-media-right img {
  aspect-ratio: 1.5 / 1;
  object-fit: cover;
}

/* Process */

.approach {
  background: rgba(255, 255, 255, 0.16);
}

.process-grid {
  margin-top: clamp(4rem, 7vw, 7rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.process-card {
  min-height: 29rem;
  padding: 2rem clamp(1.5rem, 2.2vw, 2.4rem) 2.2rem 0;
  border-right: 1px solid var(--line);
}

.process-card + .process-card {
  padding-left: clamp(1.5rem, 2.2vw, 2.4rem);
}

.process-card:last-child {
  border-right: 0;
}

.process-index {
  margin: 0 0 2.1rem;
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.28em;
}

.process-card h2 {
  margin: 0 0 1.3rem;
  font-family: var(--serif);
  font-size: clamp(2.2rem, 3.2vw, 3.55rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.028em;
  text-transform: none;
}

.process-card p {
  max-width: 28ch;
  margin: 0;
  color: var(--ink-muted);
  font-size: 1.03rem;
  line-height: 1.72;
}

.process-card p + p {
  margin-top: 1.15rem;
}

.process-card .process-lead {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.24rem;
  line-height: 1.5;
}

/* Editorial feature */

.editorial-feature {
  padding: clamp(4.8rem, 8vw, 8.8rem) 0;
  border-top: 1px solid var(--line);
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1.28fr) minmax(260px, 0.72fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
}

.feature-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-soft);
}

.feature-media-large img {
  aspect-ratio: 0.86 / 1;
  object-fit: cover;
}

.feature-media-small {
  margin-bottom: clamp(0rem, 6vw, 5.25rem);
}

.feature-media-small img {
  aspect-ratio: 1.24 / 1;
  object-fit: cover;
}

/* Services */

.practice-heading-grid {
  align-items: baseline;
}

.practice-heading {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4vw, 4.35rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
}


.services {
  padding-bottom: clamp(5rem, 9vw, 9.5rem);
}

.service-list {
  margin-top: clamp(4rem, 7vw, 7rem);
  border-top: 1px solid var(--line-strong);
}

.service-item {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(280px, 1.2fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: baseline;
  padding: 1.75rem 0 1.85rem;
  border-bottom: 1px solid var(--line);
}

.service-item h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 3vw, 3.15rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.026em;
}

.service-item p {
  max-width: 48rem;
  margin: 0;
  color: var(--ink-muted);
  font-size: 1.08rem;
  line-height: 1.68;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem 0 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 2rem;
  align-items: end;
}

.footer-mark {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.7rem, 2.2vw, 2.25rem);
  line-height: 1;
}

.footer-copy {
  max-width: 30rem;
  margin: 0.95rem 0 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.footer-meta {
  display: grid;
  justify-items: end;
  gap: 0.65rem;
  color: var(--ink-muted);
  font-size: 0.76rem;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  text-align: right;
}

.footer-meta a {
  color: var(--ink);
  transition: opacity var(--transition);
}

.footer-meta a:hover {
  opacity: 0.62;
}

/* Responsive */

@media (max-width: 1080px) {
  :root {
    --shell: min(100vw - 40px, 1240px);
  }

  .hero-grid,
  .pair-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding-bottom: 0;
  }

  .hero h1 {
    max-width: 10ch;
  }

  .hero-media {
    order: -1;
  }

  .pair-media-left,
  .feature-media-small {
    margin-top: 0;
    margin-bottom: 0;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .process-card,
  .process-card + .process-card {
    min-height: auto;
    padding: 2rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .process-card:last-child {
    border-bottom: 0;
  }

  .process-card p {
    max-width: 42rem;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: calc(100vw - 28px);
  }

  .nav-wrap {
    min-height: auto;
    padding: 1.3rem 0 1.1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .site-nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.85rem 1.25rem;
  }

  .hero {
    padding-top: 1.8rem;
  }

  .hero h1 {
    max-width: 9ch;
    font-size: clamp(2.85rem, 14vw, 4.6rem);
  }

  .hero-intro,
  .prose-medium {
    font-size: 1.22rem;
  }

  .prose-large {
    font-size: 1.42rem;
  }

  .split-grid,
  .intro-grid,
  .services-intro-grid,
  .service-item,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section-marker {
    margin-bottom: 1.25rem;
  }

  .service-item {
    gap: 0.65rem;
  }

  .service-item p {
    font-size: 1rem;
  }

  .footer-meta {
    justify-items: start;
    text-align: left;
  }
}