/* ============================================
   Reef Commercial Real Estate — Design Tokens
   Style: Swiss Modernism grid discipline + bold
   editorial headlines, tuned to Reef's blue/
   steel-gray brand mark.
   ============================================ */
:root {
  /* Brand */
  --color-navy: #0E2A47;
  --color-navy-deep: #091B30;
  --color-blue: #1D5FAE;
  --color-blue-bright: #2E74C8;
  --color-steel: #8A97A6;
  --color-steel-light: #E4E8ED;
  --color-white: #FFFFFF;
  --color-ink: #14213A;
  --color-muted: #5B6B80;
  --color-bg: #F6F8FA;
  --color-border: #E2E7EC;
  --color-success: #1E7A4C;

  /* Type */
  --font-heading: 'Poppins', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  /* Spacing (8px base) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;

  --radius: 4px;
  --shadow-card: 0 10px 30px rgba(14, 42, 71, 0.10);
  --transition: 220ms ease;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; }
h1, h2, h3, h4 { font-family: var(--font-heading); margin: 0; color: var(--color-navy); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--color-navy); color: #fff; padding: 12px 20px; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--color-blue-bright);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-blue);
  margin-bottom: var(--space-2);
}
.eyebrow-light { color: #CFE0F5; }

.section-title {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}
.section-intro {
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: -8px 0 var(--space-5);
}
.body-lg { font-size: 1.05rem; color: var(--color-muted); margin: 0 0 var(--space-3); }

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-blue); color: #fff; }
.btn-primary:hover { background: var(--color-blue-bright); }
.btn-accent { background: var(--color-white); color: var(--color-navy); }
.btn-accent:hover { background: #EAF1FA; }
.btn-outline { border-color: var(--color-blue); color: var(--color-blue); background: transparent; }
.btn-outline:hover { background: var(--color-blue); color: #fff; }
.btn-outline-light { border-color: rgba(255,255,255,0.7); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,0.14); }

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 42, 71, 0.96);
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 12px var(--space-3);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { border-radius: 4px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #fff;
  font-size: 1.15rem;
}
.brand-sub {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #A9BBD3;
}

.site-nav { display: flex; align-items: center; }
.nav-menu { display: flex; gap: var(--space-4); }
.nav-menu a {
  color: #DCE6F2;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
}
.nav-menu a:hover, .nav-menu a:focus-visible { color: #fff; border-color: var(--color-blue-bright); }

.header-cta { padding: 11px 22px; font-size: 0.88rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle-bar { width: 24px; height: 2px; background: #fff; border-radius: 2px; }

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-navy-deep);
}
.hero-media { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.1s ease;
}
.hero-slide.is-active { opacity: 1; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(9,27,48,0.72) 0%, rgba(9,27,48,0.55) 45%, rgba(9,27,48,0.85) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  max-width: 760px;
}
.hero-title {
  font-size: clamp(2.4rem, 5.4vw, 4.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}
.hero-sub {
  color: #E4ECF6;
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: var(--space-4);
}
.hero-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

.hero-dots {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  display: flex;
  gap: 8px;
}
.hero-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none; cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}
.hero-dot.is-active { background: #fff; transform: scale(1.2); }

/* ============ Stats Bar ============ */
.stats-bar { background: var(--color-blue); padding: var(--space-4) 0; }
.stats-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number { font-family: var(--font-heading); font-size: clamp(1.9rem, 3.6vw, 2.6rem); font-weight: 800; color: #fff; }
.stat-label { font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; color: #CFE0F5; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.3); justify-self: center; }

/* ============ About ============ */
.about { padding: var(--space-7) 0; }
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-6);
  align-items: center;
}
.about-media { position: relative; }
.about-photo-stack { position: relative; }
.about-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: var(--shadow-card);
  display: block;
}
.about-photo-accent {
  position: absolute;
  width: 52%;
  aspect-ratio: 4 / 3;
  bottom: 20px;
  right: 20px;
  border: 5px solid var(--color-white);
  box-shadow: 0 16px 34px rgba(14, 42, 71, 0.26);
}
.leadership {
  display: flex;
  align-items: center;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}
.leadership-info { display: flex; flex-direction: column; }
.leadership-name { font-family: var(--font-heading); font-weight: 700; color: var(--color-navy); }
.leadership-title { font-size: 0.88rem; color: var(--color-muted); }

/* ============ Developments ============ */
.developments { padding: var(--space-7) 0; background: var(--color-bg); }
.dev-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.dev-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.dev-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(14,42,71,0.16); }
.dev-card-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.dev-card-media img { width: 100%; height: 100%; object-fit: cover; }
.dev-badge {
  position: absolute; top: 14px; left: 14px;
  background: var(--color-success);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
}
.dev-card-body { padding: var(--space-4); }
.dev-card-body h3 { font-size: 1.3rem; margin-bottom: 4px; }
.dev-location {
  color: var(--color-blue);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.dev-card-body p:not(.dev-location) { color: var(--color-muted); margin-bottom: var(--space-3); }

/* ============ Transformation (Before/After) ============ */
.transformation { padding: var(--space-7) 0; background: var(--color-bg); }
.transformation .eyebrow,
.transformation .section-title,
.transformation .section-intro {
  text-align: center;
}
.transformation .section-intro { margin-left: auto; margin-right: auto; }
.transformation .container > .eyebrow { display: block; }

.compare {
  position: relative;
  max-width: 900px;
  margin: var(--space-5) auto 0;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  cursor: ew-resize;
  touch-action: pan-y;
  --pos: 50%;
}
.compare-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}
.compare-before {
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
}
.compare-tag {
  position: absolute;
  bottom: var(--space-2);
  z-index: 2;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(9, 27, 48, 0.65);
  padding: 6px 12px;
  border-radius: 999px;
  pointer-events: none;
}
.compare-tag-before { left: var(--space-2); }
.compare-tag-after { right: var(--space-2); }

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--pos);
  width: 3px;
  background: #fff;
  transform: translateX(-50%);
  z-index: 2;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(9,27,48,0.15);
}
.compare-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1px;
  box-shadow: 0 4px 14px rgba(9,27,48,0.3);
}

.compare-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  z-index: 3;
  -webkit-appearance: none;
  appearance: none;
  touch-action: none;
}
.compare-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 40px;
  height: 40px;
}
.compare-range::-moz-range-thumb {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
}
.compare-range::-moz-range-track {
  width: 100%;
  height: 100%;
  background: transparent;
  border: none;
}
.compare-range:focus-visible ~ .compare-divider .compare-handle {
  outline: 3px solid var(--color-blue-bright);
  outline-offset: 2px;
}

/* ============ Press ============ */
.press { padding: var(--space-5) 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.press-label {
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-steel);
  margin-bottom: var(--space-3);
}
.press-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-3);
}
.press-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 128px;
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  box-shadow: 0 1px 2px rgba(14,42,71,0.04);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.press-list li:hover {
  box-shadow: 0 10px 24px rgba(14,42,71,0.12);
  border-color: var(--color-steel);
  transform: translateY(-2px);
}
.press-list img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ============ Contact ============ */
.contact { padding: var(--space-7) 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
.contact-details { margin: var(--space-4) 0; display: flex; flex-direction: column; gap: var(--space-2); }
.contact-details li { display: flex; align-items: flex-start; gap: 12px; font-size: 1rem; }
.contact-details a:hover { color: var(--color-blue); }
.contact-icon {
  width: 34px; height: 34px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--color-steel-light);
  color: var(--color-blue);
}
.contact-icon svg { width: 18px; height: 18px; }
.contact-map {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 16 / 10;
}
.contact-map iframe { width: 100%; height: 100%; border: 0; }

.contact-form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: var(--space-4);
}
.form-title { font-size: 1.4rem; margin-bottom: var(--space-3); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.field { margin-bottom: var(--space-2); display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 0.85rem; font-weight: 600; color: var(--color-navy); }
.field input, .field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  color: var(--color-ink);
  transition: border-color var(--transition);
  resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: var(--color-blue); outline: none; }
.field input:user-invalid, .field textarea:user-invalid { border-color: #C0392B; }
.form-submit { width: 100%; margin-top: var(--space-1); }
.form-status { min-height: 1.4em; margin-top: var(--space-2); font-size: 0.9rem; color: var(--color-success); }

/* ============ Footer ============ */
.site-footer { background: var(--color-navy-deep); color: #C7D3E2; padding-top: var(--space-6); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.1fr auto;
  gap: var(--space-4);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand { display: flex; align-items: flex-start; }
.footer-brand img { width: 230px; height: auto; border-radius: 6px; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { color: #C7D3E2; transition: color var(--transition); }
.footer-nav a:hover { color: #fff; }
.footer-contact p { margin: 0 0 8px; font-size: 0.92rem; }
.footer-contact a:hover { color: #fff; }
.footer-social {
  display: flex;
  align-items: center;
  gap: 8px;
  height: fit-content;
  padding: 10px 16px;
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  font-size: 0.88rem;
  transition: border-color var(--transition), background var(--transition);
}
.footer-social:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.footer-bottom { padding: var(--space-3) var(--space-3); text-align: center; font-size: 0.82rem; color: #8296B0; }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-media { order: -1; max-width: 420px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .site-nav { position: fixed; inset: 0 0 0 auto; }
  .nav-menu {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    background: var(--color-navy);
    flex-direction: column;
    padding: 96px var(--space-3) var(--space-3);
    gap: var(--space-3);
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav-menu.is-open { transform: translateX(0); }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }

  .stats-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .stat-divider { display: none; }

  .dev-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
  .press-list { gap: var(--space-3) var(--space-4); }
}

@media (max-width: 480px) {
  .hero { min-height: 100vh; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}