/* irons | design — static portfolio
   Clean design-studio aesthetic: warm neutrals, elegant serif display, generous whitespace */

:root {
  --bg: #f6f4ef;
  --bg-alt: #efece5;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --ink-mute: #8a8579;
  --rule: #d9d4c8;
  --accent: #b85c38;
  --max: 1240px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --shadow: 0 10px 40px -16px rgba(26, 26, 26, 0.18);
  --radius: 6px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--ink);
  text-decoration: none;
  transition: color 160ms ease;
}
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
  font-family: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0 0 0.4em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1em; color: var(--ink-soft); }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 244, 239, 0.92);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--rule);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
}

.brand {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
}
.brand .sep { color: var(--ink-mute); }
.brand .b { font-style: italic; }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2rem);
}
.nav a {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  position: relative;
}
.nav a:hover, .nav a.active { color: var(--ink); }
.nav a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--ink);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--ink);
  padding: 0.25rem 0.5rem;
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg);
    border-bottom: 1px solid var(--rule);
    padding: 1.5rem var(--gutter) 2rem;
    gap: 1.1rem;
    transform: translateY(-110%);
    transition: transform 280ms ease;
  }
  .nav.open { transform: translateY(0); }
  .nav a { font-size: 1.15rem; }
  .nav-toggle { display: inline-block; }
}

/* ---------- Hero ---------- */
.hero {
  padding: clamp(4rem, 10vh, 8rem) 0 clamp(3rem, 8vh, 6rem);
}
.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  color: var(--ink-mute);
  margin-bottom: 1.4rem;
}
.hero h1 {
  max-width: 22ch;
  margin-bottom: 1.2rem;
}
.hero .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 56ch;
  color: var(--ink-soft);
}

/* ---------- Section heading ---------- */
.section {
  padding: clamp(3rem, 8vh, 6rem) 0;
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  border-top: 1px solid var(--rule);
  padding-top: 1.5rem;
}
.section-head .label {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  color: var(--ink-mute);
}

/* ---------- Work grid ---------- */
.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(420px, 100%), 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.work-card {
  display: block;
  background: var(--bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 320ms ease, box-shadow 320ms ease;
}
.work-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.work-card .thumb {
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  overflow: hidden;
}
.work-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}
.work-card:hover .thumb img { transform: scale(1.03); }
.work-card .body {
  padding: 1.25rem 1.4rem 1.6rem;
}
.work-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}
.work-card .tag {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ---------- Project page ---------- */
.project-hero {
  padding: clamp(3rem, 8vh, 5.5rem) 0 2.5rem;
}
.project-hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  color: var(--ink-mute);
  margin-bottom: 1rem;
}
.project-hero h1 {
  max-width: 18ch;
  margin-bottom: 1.5rem;
}

.project-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem 2rem;
  margin: 2.5rem 0 3rem;
  padding: 2rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.project-meta dt {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--ink-mute);
  margin-bottom: 0.35rem;
}
.project-meta dd {
  margin: 0;
  font-size: 0.98rem;
  color: var(--ink);
}

.project-body {
  max-width: 70ch;
  margin: 0 auto;
  padding: 0 0 3rem;
}
.project-body h2 {
  margin-top: 2.2rem;
  font-size: 1.6rem;
}
.project-body p {
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
  gap: 1.25rem;
  margin: 2.5rem 0 4rem;
}
.project-gallery .full {
  grid-column: 1 / -1;
}
.project-gallery img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  background: var(--bg-alt);
}

.project-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--rule);
  margin-top: 2rem;
}
.project-nav a {
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.project-nav .back {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-size: 1.15rem;
}

/* ---------- About / services / contact prose ---------- */
.prose {
  max-width: 64ch;
  margin: 0 auto;
}
.prose p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--ink-soft);
}
.prose blockquote {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  line-height: 1.35;
  font-style: italic;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
}

/* ---------- Services grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.service-card {
  padding: 2rem 1.8rem;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color 200ms ease, transform 200ms ease;
}
.service-card:hover {
  border-color: var(--rule);
  transform: translateY(-2px);
}
.service-card h3 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.45rem;
  margin-bottom: 0.6rem;
}
.service-card p {
  font-size: 0.98rem;
  margin-bottom: 1rem;
}
.service-card .more {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 500;
}

/* ---------- Blog list ---------- */
.post-list {
  display: grid;
  gap: 2.5rem;
  margin-top: 2rem;
}
.post-item {
  display: grid;
  grid-template-columns: 1.1fr 2fr;
  gap: 2rem;
  align-items: start;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--rule);
}
.post-item:last-child { border-bottom: 0; }
.post-item .thumb {
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
}
.post-item .thumb img {
  width: 100%; height: 100%; object-fit: cover;
}
.post-item .meta {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
  margin-bottom: 0.5rem;
}
.post-item h3 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}
.post-item p { font-size: 0.98rem; }
.post-item .tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 0.6rem;
}
.post-item .tags span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
}
@media (max-width: 640px) {
  .post-item { grid-template-columns: 1fr; gap: 1rem; }
}

/* ---------- Contact ---------- */
.contact-block {
  text-align: center;
  padding: clamp(3rem, 10vh, 7rem) 0;
}
.contact-block h1 {
  font-style: italic;
  font-size: clamp(3rem, 7vw, 5.5rem);
  margin-bottom: 1.5rem;
}
.contact-block .email {
  display: inline-block;
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  margin: 0.5rem 0 2rem;
}
.contact-block .where {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  color: var(--ink-mute);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  background: var(--ink);
  color: var(--bg);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid var(--ink);
  transition: background 200ms ease, color 200ms ease;
}
.btn:hover { background: transparent; color: var(--ink); }
.btn.ghost {
  background: transparent;
  color: var(--ink);
}
.btn.ghost:hover { background: var(--ink); color: var(--bg); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 3rem 0 3.5rem;
  margin-top: 4rem;
}
.site-footer .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.site-footer .brand { font-size: 1.1rem; }
.site-footer .meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

/* ---------- Utility ---------- */
.lede { font-size: 1.15rem; color: var(--ink-soft); }
.center { text-align: center; }
.mt-0 { margin-top: 0; }