/* ===========================================================
   The Brass Rob — stylesheet
   =========================================================== */

:root {
  --color-bg: #f6f6f6;
  --color-white: #ffffff;
  --color-ink: #212121;
  --color-dark: #303030;
  --color-muted: #767676;
  --color-border: #e2e2e2;
  --font-head: "Josefin Sans", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Raleway", "Helvetica Neue", Arial, sans-serif;
  --header-h: 84px;
  --max-width: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: 0.5px;
}

h1 { font-size: 40px; text-transform: uppercase; }
h2 { font-size: 28px; text-transform: uppercase; }
h5, h6 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-muted);
  margin-bottom: 8px;
}

p { margin: 0 0 18px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-dark);
  padding: 6px 14px;
}

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-dark);
  padding: 14px 30px;
  border: none;
  cursor: pointer;
  transition: opacity .2s ease, transform .2s ease;
}
.btn:hover { opacity: .85; }

/* ---------- Header ---------- */

.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 24px 0;
}

.site-header.is-solid {
  position: fixed;
  background: rgba(255,255,255,0.97);
  box-shadow: 0 2px 10px rgba(0,0,0,.06);
  padding: 14px 0;
  transition: padding .2s ease;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 50px;
  border: 2px solid var(--color-dark);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 21px;
  line-height: 1;
  letter-spacing: 2px;
  color: var(--color-dark);
  flex-shrink: 0;
}
/* The font's cap-height sits high in its own line box (its reserved descender
   space goes unused by all-caps text), which visually pushes "BR" toward the
   top of the box. Nudge it down slightly so it actually looks centered. */
.logo-box span { display: inline-block; transform: translateY(3px); }
.site-header.is-solid .logo-box,
.site-header:not(.is-solid) .logo-box { color: var(--color-dark); border-color: var(--color-dark); }
.site-header:not(.is-solid) .logo-box { background: rgba(255,255,255,0.9); }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 34px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-white);
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}
.site-header.is-solid .main-nav a { color: var(--color-dark); }
.main-nav a:hover,
.main-nav a.is-active { border-bottom-color: currentColor; }

.nav-toggle {
  display: none;
  width: 30px; height: 22px;
  position: relative;
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--color-white);
}
.site-header.is-solid .nav-toggle span,
.site-header.is-solid .nav-toggle::before,
.site-header.is-solid .nav-toggle::after { background: var(--color-dark); }
.nav-toggle::before { top: 0; }
.nav-toggle span { top: 10px; }
.nav-toggle::after { bottom: 0; }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  height: 560px;
  display: flex;
  align-items: center;
  background: #727272 center/cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(246,241,222,.55) 0%, rgba(30,40,35,.35) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero .angled-bottom {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 90px;
  background: var(--color-bg);
  clip-path: polygon(0 45%, 100% 100%, 0 100%);
}

.hero-home { height: 100vh; height: 100dvh; will-change: background-position; }
.hero-home .hero-fade { transition: opacity .1s linear; }
.hero-home .hero-title {
  display: inline-block;
  border: 4px solid var(--color-dark);
  padding: 36px 58px;
  background: rgba(255,255,255,0.18);
}
.hero-home h1 {
  margin: 0;
  font-size: 76px;
  color: var(--color-dark);
}
.hero-home .eyebrow {
  display: block;
  width: fit-content;
  margin: 24px auto 0;
  font-size: 14px;
  padding: 8px 18px;
}

.hero-page { height: 380px; }
.hero-page h1 { color: var(--color-white); margin-bottom: 14px; }
.hero-page .separator {
  display: block;
  width: 60px;
  height: 2px;
  background: var(--color-white);
}

.hero-detail { height: 420px; }
.hero-detail h1 { color: var(--color-white); }

/* ---------- Sections ---------- */

.section { padding: 90px 0; }
.section-tight { padding: 60px 0; }
.section-flush { padding: 0; }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
.section-head .separator {
  display: block;
  width: 60px;
  height: 2px;
  background: var(--color-dark);
  margin: 18px auto 0;
}

/* ---------- Portfolio grid ---------- */

.filters-section { padding: 50px 0 20px; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.filters button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
.filters button:hover { color: var(--color-ink); }
.filters button.is-active { color: var(--color-ink); border-bottom-color: var(--color-dark); }

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

/* Full-width mosaic grid, used on the home page */
.grid-mosaic {
  grid-template-columns: repeat(5, 1fr);
  grid-auto-rows: 20vw;
  grid-auto-flow: dense;
  gap: 0;
}
.grid-mosaic .card { aspect-ratio: auto; }
.grid-mosaic .card.size-tall { grid-row: span 2; }
.grid-mosaic .card.size-big { grid-column: span 2; grid-row: span 2; }

/* Full-width, no-gap grid used on the portfolio page */
.grid-flush {
  gap: 0;
  margin-bottom: 90px;
}

.card {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #ddd;
  transition: opacity .28s ease, transform .28s ease;
}
.card.is-leaving,
.card.is-entering {
  opacity: 0;
  transform: scale(.85);
  pointer-events: none;
}
.card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.card:hover img { transform: scale(1.1); }
.grid-mosaic .card img { transition: transform .7s; }
.grid-mosaic .card:hover img { transform: rotate(-9deg) scale(1.15); }

.card-overlay {
  position: absolute; inset: 0;
  background: rgba(21, 21, 21, .78);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  opacity: 0;
  transition: opacity .3s cubic-bezier(.785, .135, .15, .86);
}
.card:hover .card-overlay { opacity: 1; }

/* Portfolio grid: slight white wash instead of the dark overlay */
.grid-flush .card-overlay {
  background: rgba(255, 255, 255, .3);
}
.grid-flush .card-overlay .cat { color: var(--color-dark); }
.grid-flush .card-overlay h3 { color: var(--color-dark); }

.card-overlay .cat {
  color: #a6a6a6;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.card-overlay h3 {
  color: var(--color-white);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin: 0;
  transform: translateY(-3px);
  opacity: 0;
  transition: all .4s ease-out;
}
.card:hover .card-overlay h3 { opacity: 1; transform: translateY(0); }

/* Home mosaic: bigger, more condensed hover title */
.grid-mosaic .card-overlay h3 {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -.5px;
  line-height: 1.05;
}

.card-link-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, .85);
  border-radius: 50%;
  color: var(--color-white);
  opacity: 0;
  transform: translateY(6px);
  transition: all .4s ease-out .05s;
}
.card:hover .card-link-icon { opacity: 1; transform: translateY(0); }

.grid-empty {
  text-align: center;
  color: var(--color-muted);
  padding: 60px 0;
  display: none;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: center;
}
.about-grid img { width: 100%; }

.about-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.about-gallery img { height: 220px; width: 100%; object-fit: cover; }

/* ---------- Project detail ---------- */

.detail-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: start;
}

.detail-slider {
  position: relative;
}
.detail-slider .slide-frame {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #ddd;
}
.detail-slider img { width: 100%; height: 100%; object-fit: cover; }
.slide-nav {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
.slide-nav button {
  border: none;
  padding: 0;
  width: 76px; height: 76px;
  overflow: hidden;
  cursor: pointer;
  opacity: .55;
  background: #ddd;
}
.slide-nav button.is-active { opacity: 1; outline: 2px solid var(--color-dark); }
.slide-nav img { width: 100%; height: 100%; object-fit: cover; }

.detail-info .info-block { margin-bottom: 28px; }
.detail-info .info-block p { margin: 0; color: var(--color-ink); }
.detail-info .cat-pill {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 5px 12px;
}

.detail-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 60px;
  padding-top: 26px;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.detail-nav a:hover { text-decoration: underline; }

.related-head { margin-top: 90px; }

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
}
.contact-info .info-block { margin-bottom: 36px; }
.contact-info .info-block p a { border-bottom: 1px solid var(--color-border); }

.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 8px;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-ink);
}
.form-row textarea { resize: vertical; min-height: 140px; }
.form-row input:focus,
.form-row textarea:focus { outline: none; border-color: var(--color-dark); }

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 24px;
}
.form-check input { width: auto; }

.form-note {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 14px;
}
.form-success {
  display: none;
  background: #eef7ee;
  border: 1px solid #bfe2bf;
  color: #2c5a2c;
  padding: 14px 18px;
  margin-bottom: 20px;
  font-size: 14px;
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 34px 0;
  text-align: center;
  font-size: 13px;
  letter-spacing: .5px;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
}
.site-footer a { border-bottom: 1px solid transparent; }
.site-footer a:hover { border-bottom-color: var(--color-muted); }

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .grid-mosaic { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 25vw; }
  .about-grid, .contact-grid, .detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-gallery { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .container { padding: 0 22px; }
  .main-nav { position: fixed; top: 0; right: 0; bottom: 0; width: 78%; max-width: 320px;
    background: var(--color-white); padding: 100px 34px; transform: translateX(100%);
    transition: transform .3s ease; box-shadow: -6px 0 24px rgba(0,0,0,.15); }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 24px; }
  .main-nav a { color: var(--color-dark) !important; }
  .nav-toggle { display: block; }
  .site-header:not(.is-solid) .nav-toggle span,
  .site-header:not(.is-solid) .nav-toggle::before,
  .site-header:not(.is-solid) .nav-toggle::after { background: var(--color-white); }
  .nav-scrim { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 99; }
  .nav-scrim.is-open { display: block; }

  .hero-home { height: 100vh; height: 100dvh; background-position: 80% center; }
  .hero-home h1 { font-size: clamp(26px, 8.2vw, 42px); white-space: nowrap; }
  .hero-home .hero-title { padding: 18px 20px; border-width: 3px; }
  .hero-home .eyebrow { font-size: 8px; padding: 5px 8px; letter-spacing: 0.5px; white-space: nowrap; }
  .grid-mosaic .card-overlay h3 { font-size: 24px; }
  .card-link-icon { width: 44px; height: 44px; margin-top: 12px; }
  .hero-page, .hero-detail { height: 300px; }
  h1 { font-size: 30px; }

  .grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .grid-mosaic { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 50vw; gap: 0; }
  .about-gallery { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 60px 0; }
}

@media (max-width: 460px) {
  .grid { grid-template-columns: 1fr 1fr; }
}