/* ==========================================================================
   Brink Architects — shared stylesheet
   Design language: technical drafting / blueprint precision
   ========================================================================== */

:root {
  /* Color */
  --navy-deep:     #10243E;
  --blueprint:     #1F5C8B;
  --line-cyan:     #5FA8D3;
  --paper:         #F5F6F2;
  --paper-dim:     #EAECE6;
  --graphite:      #2B2F36;
  --graphite-soft: #5B6470;
  --signal:        #E4572E;
  --signal-dark:   #C7431C;
  --white:         #FFFFFF;
  --line:          rgba(16, 36, 62, 0.12);

  /* Type */
  --font-display: 'Space Grotesk', 'IBM Plex Sans', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  /* Layout */
  --max-w: 1200px;
  --radius: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--graphite);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--navy-deep);
  margin: 0 0 0.5em;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blueprint);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--signal);
  display: inline-block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-primary {
  background: var(--signal);
  color: var(--white);
}
.btn-primary:hover { background: var(--signal-dark); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }
.btn-dark {
  background: var(--navy-deep);
  color: var(--white);
}
.btn-dark:hover { background: var(--blueprint); }

/* ==================== Header / Nav ==================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--navy-deep);
  letter-spacing: -0.01em;
}
.logo span { color: var(--signal); }
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--graphite);
  position: relative;
  padding: 4px 0;
}
.nav-links a.active, .nav-links a:hover { color: var(--blueprint); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 2px;
  background: var(--signal);
}
.nav-cta { display: none; }
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span { width: 22px; height: 2px; background: var(--navy-deep); }

@media (min-width: 860px) {
  .nav-cta {
    display: inline-flex;
    background: var(--navy-deep);
    color: var(--white);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 10px 20px;
    border-radius: var(--radius);
  }
  .nav-cta:hover { background: var(--blueprint); }
}
@media (max-width: 859px) {
  .nav-links {
    position: fixed;
    top: 65px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-150%);
    transition: transform 0.25s ease;
  }
  .nav-links.open { transform: translateY(0); }
  .menu-toggle { display: flex; }
}

/* ==================== Hero ==================== */
.hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--navy-deep);
}
.hero video, .hero .hero-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(16,36,62,0.35) 0%, rgba(16,36,62,0.92) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  padding: 60px 24px 72px;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  max-width: 15ch;
}
.hero p {
  color: rgba(255,255,255,0.78);
  font-size: 1.1rem;
  max-width: 46ch;
  margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Page header (non-home) */
.page-header {
  background: var(--navy-deep);
  padding: 100px 24px 64px;
  position: relative;
}
.page-header::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.page-header-inner { position: relative; max-width: var(--max-w); margin: 0 auto; }
.page-header h1 { color: var(--white); font-size: clamp(2rem, 4vw, 2.8rem); max-width: 22ch; }
.page-header p { color: rgba(255,255,255,0.72); max-width: 50ch; font-size: 1.05rem; }

/* ==================== Sections ==================== */
section { padding: 88px 0; }
.section-tight { padding: 64px 0; }
.section-alt { background: var(--paper); }

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.section-head p { color: var(--graphite-soft); font-size: 1.05rem; }

/* Intro / about block */
.intro-block {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.intro-block img { border-radius: var(--radius); }
.stat-row { display: flex; gap: 40px; margin-top: 28px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--blueprint);
  line-height: 1;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--graphite-soft);
  margin-top: 8px;
  max-width: 16ch;
}

@media (max-width: 780px) {
  .intro-block { grid-template-columns: 1fr; gap: 32px; }
}

/* Logo strip */
.logo-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.logo-strip img { height: 28px; width: auto; object-fit: contain; opacity: 0.65; filter: grayscale(1); }

/* Services grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px rgba(16,36,62,0.1); }
.card .card-img { aspect-ratio: 4/3; overflow: hidden; }
.card .card-img img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 22px 24px 26px; }
.card-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--signal);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
  display: block;
}
.card-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card-body p { color: var(--graphite-soft); font-size: 0.94rem; margin: 0; }

/* Feature row (image + text alternating) */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
.feature-row:first-of-type { border-top: none; }
.feature-row.reverse .feature-media { order: 2; }
.feature-media img { border-radius: var(--radius); aspect-ratio: 16/11; object-fit: cover; width: 100%; }
.feature-text .eyebrow { margin-bottom: 12px; }
.feature-text h3 { font-size: 1.5rem; margin-bottom: 14px; }
.feature-text p { color: var(--graphite-soft); }
@media (max-width: 780px) {
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; }
  .feature-row.reverse .feature-media { order: 0; }
}

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gallery a { display: block; border-radius: var(--radius); overflow: hidden; aspect-ratio: 1/1; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.gallery a:hover img { transform: scale(1.06); }
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .gallery { grid-template-columns: repeat(2, 1fr); } }

/* Testimonial */
.testimonial {
  background: var(--navy-deep);
  color: var(--white);
  border-radius: var(--radius);
  padding: 56px;
  position: relative;
}
.testimonial .quote-mark {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--line-cyan);
  line-height: 1;
  margin-bottom: 8px;
}
.testimonial p.quote { font-size: 1.3rem; max-width: 60ch; color: rgba(255,255,255,0.92); }
.testimonial .who { font-family: var(--font-mono); font-size: 0.85rem; color: var(--line-cyan); margin-top: 18px; }

/* Contact / form */
.contact-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
@media (max-width: 860px) { .contact-block { grid-template-columns: 1fr; } }

.info-list { list-style: none; padding: 0; margin: 28px 0 0; }
.info-list li {
  padding: 18px 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.info-list .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blueprint);
}
.info-list .value { font-size: 1.05rem; color: var(--navy-deep); }

form.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--graphite-soft);
  margin-bottom: 6px;
}
.field input, .field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--paper);
  color: var(--graphite);
}
.field input:focus, .field textarea:focus {
  outline: 2px solid var(--blueprint);
  outline-offset: 1px;
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 130px; }

/* Map / location card */
.location-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}

/* Newsletter strip */
.newsletter {
  background: var(--blueprint);
  color: var(--white);
  padding: 48px 0;
}
.newsletter-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.newsletter h3 { color: var(--white); font-size: 1.3rem; margin-bottom: 4px; }
.newsletter p { color: rgba(255,255,255,0.8); margin: 0; }
.newsletter-form { display: flex; gap: 10px; }
.newsletter-form input {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  min-width: 220px;
  font-family: var(--font-body);
}

/* CTA band */
.cta-band {
  background: var(--navy-deep);
  color: var(--white);
  padding: 72px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 44px 44px;
}
.cta-band-inner { position: relative; max-width: 640px; margin: 0 auto; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,0.75); margin-bottom: 28px; }

/* ==================== Footer ==================== */
.site-footer {
  background: var(--graphite);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand .logo { color: var(--white); margin-bottom: 12px; display: block; }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.55); max-width: 32ch; }
.footer-col h4 {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a, .footer-col span { font-size: 0.9rem; color: rgba(255,255,255,0.65); }
.footer-col a:hover { color: var(--line-cyan); }
.social-row { display: flex; gap: 14px; margin-top: 4px; }
.social-row a {
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
}
.social-row a:hover { border-color: var(--line-cyan); color: var(--line-cyan); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* Utility */
.mt-0 { margin-top: 0; }
.center { text-align: center; margin-left: auto; margin-right: auto; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}