/* ═══════════════════════════════════════════════
   Brothers Construction — Revamped Stylesheet
   Aesthetic: Industrial-Craftsman · Dark & Warm
═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800&family=Lora:ital,wght@0,400;0,600;1,400&display=swap');

:root {
  /* Palette */
  --coal:    #18181b;
  --slate:   #27272a;
  --slate2:  #3f3f46;
  --cream:   #faf6f0;
  --warm:    #f5ede0;
  --amber:   #d97706;
  --amber2:  #f59e0b;
  --amber-glow: rgba(217,119,6,.18);
  --white:   #ffffff;
  --ink:     #1c1917;
  --muted:   #78716c;
  --border:  rgba(0,0,0,.08);

  /* Typography */
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Lora', Georgia, serif;

  /* Radius & Shadow */
  --r: 10px;
  --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
  --shadow-md:  0 8px 30px rgba(0,0,0,.12);
  --shadow-lg:  0 20px 60px rgba(0,0,0,.18);
  --ring: 0 0 0 3px rgba(217,119,6,.4);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ── Layout ── */
.container { max-width: 1140px; margin-inline: auto; padding-inline: 1.5rem; }

/* ── Scroll Reveal ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.revealed { opacity: 1; transform: none; }

/* ── Book-Open Reveal ── */
.book-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}
/* The actual image sits behind the panels */
.book-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* Left and right panels overlay the image */
.book-wrap::before,
.book-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  width: 50.5%; /* slight overlap to avoid hairline gap */
  height: 100%;
  background: var(--coal);
  z-index: 2;
  transition: transform .9s cubic-bezier(.16,1,.3,1);
  transform-origin: center;
}
.book-wrap::before {
  left: 0;
  transform-origin: left center;
  transform: rotateY(0deg);
}
.book-wrap::after {
  right: 0;
  transform-origin: right center;
  transform: rotateY(0deg);
}
/* Open state — panels swing away */
.book-wrap.book-open::before {
  transform: rotateY(-90deg);
}
.book-wrap.book-open::after {
  transform: rotateY(90deg);
}
/* Stagger right panel slightly */
.book-wrap.book-open::after {
  transition-delay: .08s;
}

/* ════════════════════════
   BUTTONS
════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--r);
  padding: .8rem 1.6rem;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:focus-visible { outline: none; box-shadow: var(--ring); }
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--amber);
  color: #fff;
  box-shadow: 0 4px 18px rgba(217,119,6,.35);
}
.btn-primary:hover {
  background: var(--amber2);
  box-shadow: 0 6px 24px rgba(217,119,6,.45);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.55);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: #fff;
}

.btn-full { width: 100%; justify-content: center; }

/* ════════════════════════
   HEADER
════════════════════════ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--coal);
  border-bottom: 2px solid var(--amber);
  transition: padding .25s ease, box-shadow .25s ease;
}
#site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .9rem;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: #fff;
}
.brand-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.15;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: #fff;
}
.brand-text em {
  font-style: normal;
  color: var(--amber);
}
.logo { height: 40px; width: auto; }
.logo--sm { height: 28px; }

.menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.menu a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  transition: color .15s;
}
.menu a:hover { color: #fff; }
.nav-cta {
  background: var(--amber) !important;
  color: #fff !important;
  padding: .5rem 1.1rem;
  border-radius: var(--r);
  font-weight: 700 !important;
  transition: background .15s, transform .15s !important;
}
.nav-cta:hover { background: var(--amber2) !important; transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: .3rem;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  background: var(--slate);
  border-top: 1px solid rgba(255,255,255,.08);
  padding-block: .5rem;
}
.mobile-menu a {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  padding: .9rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: color .15s, background .15s;
}
.mobile-menu a:last-child { border: none; }
.mobile-menu a:hover { color: var(--amber2); background: rgba(255,255,255,.04); }

/* ════════════════════════
   HERO
════════════════════════ */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-block: 6rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  transition: transform 8s ease;
  animation: heroZoom 8s ease forwards;
}
@keyframes heroZoom { from { transform: scale(1.04); } to { transform: scale(1); } }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(24,24,27,.88) 0%,
    rgba(24,24,27,.65) 55%,
    rgba(24,24,27,.3) 100%
  );
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  animation: heroFade .9s ease .1s both;
}
@keyframes heroFade { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

.hero-eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber2);
  margin-bottom: 1rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: .95;
  letter-spacing: -.01em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1.25rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--amber2);
  font-weight: 700;
}
.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,.8);
  max-width: 520px;
  margin-bottom: 2rem;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-badge {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid var(--amber);
  background: rgba(24,24,27,.7);
  backdrop-filter: blur(6px);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.4;
  gap: 1px;
  animation: badgeSpin 20s linear infinite;
}
@keyframes badgeSpin { to { transform: rotate(360deg); } }
.hero-badge span { animation: badgeSpin 20s linear infinite reverse; display: block; }

/* ════════════════════════
   TRUST BAR
════════════════════════ */
.trust-bar {
  background: var(--coal);
  border-bottom: 1px solid rgba(255,255,255,.07);
  padding-block: 1.1rem;
}
.trust-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.75);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.trust-item svg { color: var(--amber2); flex-shrink: 0; }
.trust-divider { width: 1px; height: 20px; background: rgba(255,255,255,.15); }

/* ════════════════════════
   SECTION SHARED
════════════════════════ */
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header--light h2,
.section-header--light .section-sub { color: rgba(255,255,255,.9); }
.section-header--light .section-label { color: var(--amber2); }

.section-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: .5rem;
}
h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -.01em;
  text-transform: uppercase;
  color: var(--coal);
  margin-bottom: .75rem;
}
.section-sub { color: var(--muted); font-size: 1.05rem; max-width: 540px; margin-inline: auto; }

/* ════════════════════════
   SERVICES
════════════════════════ */
.section-services {
  padding-block: 6rem;
  background: var(--cream);
  position: relative;
  overflow: hidden;
}

/* Side images */
.services-side-img {
  position: absolute;
  top: 0;
  width: 180px;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.services-side-img--left  { left: 0; }
.services-side-img--right { right: 0; }

.services-side-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: translateY(-60px);
  transition: transform .7s cubic-bezier(.16,1,.3,1), opacity .5s ease;
  border-radius: 0;
  filter: brightness(.75) saturate(.85);
}
/* Fade-in when section is in view */
.section-services.side-visible .services-side-img img {
  opacity: 1;
  transform: translateY(0);
}
.services-side-img--right img {
  transition-delay: .1s;
}
/* Fade out as user scrolls past */
.section-services.side-gone .services-side-img img {
  opacity: 0;
  transform: translateY(-60px);
  transition: transform .5s ease, opacity .4s ease;
}

/* Container sits above the images */
.section-services .container { position: relative; z-index: 1; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s ease, transform .2s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber), var(--amber2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--amber-glow);
  border-radius: var(--r);
  margin-bottom: 1.25rem;
  color: var(--amber);
}
.service-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: var(--coal);
  margin-bottom: .6rem;
}
.service-card p { color: var(--muted); font-size: .97rem; }

/* ════════════════════════
   FEATURED WORK
════════════════════════ */
.section-work { padding-block: 6rem; background: var(--coal); }
.section-work h2 { color: #fff; }

.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 260px 260px;
  gap: 1rem;
}
.work-tile {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  cursor: pointer;
  perspective: 800px;
}
.work-tile--tall { grid-row: span 2; }
.work-tile img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.work-tile:hover img { transform: scale(1.05); }
.work-tile-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 1.5rem 1rem .9rem;
  transform: translateY(4px);
  opacity: 0;
  transition: opacity .3s ease, transform .3s ease;
}
.work-tile:hover .work-tile-label { opacity: 1; transform: none; }

.work-cta { text-align: center; margin-top: 2.5rem; }

/* ════════════════════════
   ABOUT
════════════════════════ */
.section-about { padding-block: 6rem; background: var(--warm); }

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-text .section-label { margin-bottom: .5rem; }
.about-text h2 { margin-bottom: 1.25rem; }
.about-text p { color: var(--muted); margin-bottom: 1rem; }

.about-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; gap: .2rem; }
.stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--amber);
  line-height: 1;
  letter-spacing: .02em;
}
.stat-label { font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-family: var(--font-display); font-weight: 600; }

.about-img-wrap {
  position: relative;
  border-radius: var(--r);
  overflow: visible;
}
.about-img-wrap img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--r);
  box-shadow: var(--shadow-lg);
}
.about-img-badge {
  position: absolute;
  bottom: -1.5rem;
  left: -1.5rem;
  background: var(--coal);
  color: #fff;
  border-radius: var(--r);
  padding: 1rem 1.4rem;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--amber);
}
.about-img-badge strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  text-transform: uppercase;
  color: var(--amber2);
}
.about-img-badge span { font-size: .82rem; color: rgba(255,255,255,.6); font-family: var(--font-display); letter-spacing: .06em; text-transform: uppercase; }

/* ════════════════════════
   CONTACT
════════════════════════ */
.section-contact { padding-block: 6rem; background: var(--white); }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: start;
}
.contact-text h2 { margin-bottom: 1rem; }
.contact-text p { color: var(--muted); margin-bottom: 1.5rem; }
.contact-details { display: flex; flex-direction: column; gap: .75rem; }
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: var(--amber);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: .03em;
  transition: color .15s;
}
.contact-link:hover { color: var(--amber2); }
.contact-link svg { flex-shrink: 0; }

.contact-form { display: grid; gap: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-field { display: flex; flex-direction: column; gap: .4rem; }
.form-field span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-field input,
.form-field textarea {
  background: var(--cream);
  border: 1.5px solid rgba(0,0,0,.1);
  border-radius: var(--r);
  padding: .8rem 1rem;
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  resize: vertical;
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: var(--ring);
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: #aaa; }

.form-success {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: #16a34a;
  letter-spacing: .04em;
  margin-top: .25rem;
}

/* ════════════════════════
   FOOTER
════════════════════════ */
footer {
  background: var(--coal);
  border-top: 2px solid var(--amber);
  padding-block: 2.5rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}
.brand--footer {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.footer-nav { display: flex; gap: 1.75rem; flex-wrap: wrap; justify-content: center; }
.footer-nav a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  transition: color .15s;
}
.footer-nav a:hover { color: var(--amber2); }
.footer-copy { font-size: .82rem; color: rgba(255,255,255,.3); font-family: var(--font-display); letter-spacing: .05em; }

/* ════════════════════════
   PORTFOLIO PAGE EXTRAS
════════════════════════ */
.portfolio-hero {
  background: var(--coal);
  padding: 5rem 0 3.5rem;
  border-bottom: 2px solid var(--amber);
}
.portfolio-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  text-transform: uppercase;
  color: #fff;
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}
.portfolio-hero p { color: rgba(255,255,255,.6); font-size: 1.05rem; }

.portfolio-section { padding-block: 4rem; background: var(--cream); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.p-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease, transform .25s ease;
}
.p-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.p-card-img { width: 100%; height: 220px; object-fit: cover; }
.p-card-body { padding: 1.25rem 1.25rem 1rem; }
.p-card-body h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  text-transform: uppercase;
  color: var(--coal);
  margin-bottom: .3rem;
}
.p-card-body p { color: var(--muted); font-size: .92rem; margin-bottom: .9rem; }

/* Case Studies */
.case-studies-section { padding-block: 4rem; background: var(--warm); }
.case-section-header { text-align: center; margin-bottom: 3rem; }

.case-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
  scroll-margin-top: 90px;
}
.case-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  text-transform: uppercase;
  color: var(--coal);
  margin-bottom: .3rem;
}
.case-card .scope { color: var(--muted); margin-bottom: 1.25rem; font-size: .95rem; }
.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.before-after h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .6rem;
}
.before-after h4.after { color: var(--amber); }
.ba-img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: .75rem;
  box-shadow: var(--shadow-sm);
  object-fit: cover;
  aspect-ratio: 4/3;
}
.back-link { margin-top: 1.25rem; }

/* Portfolio CTA bar */
.portfolio-cta-bar {
  background: var(--coal);
  padding-block: 3rem;
  text-align: center;
}
.portfolio-cta-bar p {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: rgba(255,255,255,.8);
  margin-bottom: 1.25rem;
}

/* ════════════════════════
   RESPONSIVE
════════════════════════ */
@media (max-width: 900px) {
  .menu { display: none; }
  .hamburger { display: flex; }
  .about-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-img-wrap img { height: 320px; }
  .about-img-badge { left: .5rem; bottom: -1rem; }
  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .work-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .work-tile--tall { grid-row: span 1; height: 280px; }
  .work-tile { height: 240px; }
  .trust-inner { gap: .75rem 1rem; }
  .trust-divider { display: none; }
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .before-after { grid-template-columns: 1fr; }
  .hero { min-height: 80vh; }
  .hero-badge { display: none; }
  .about-stats { gap: 1.25rem; }
}