/* ===== Base ===== */
:root {
  --primary: #0f2c4a;
  --accent: #c9a14a;
  --accent-dark: #a9853a;
  --bg: #f7f6f2;
  --text: #1d1d1f;
  --muted: #6b7280;
  --card: #ffffff;
  --shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent-dark); }

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

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 { font-family: 'Georgia', 'Times New Roman', serif; color: var(--primary); margin-top: 0; }
h1 { font-size: 2.4rem; line-height: 1.2; }
h2 { font-size: 1.9rem; margin-bottom: 0.6rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.4rem; }

.section { padding: 70px 0; }
.section-title {
  text-align: center;
  margin-bottom: 40px;
}
.section-title p { color: var(--muted); max-width: 640px; margin: 6px auto 0; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e7e5dc;
}
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}
.logo {
  font-family: 'Georgia', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--primary);
  position: relative;
  padding: 4px 0;
}
.nav-links a.active::after,
.nav-links a:hover::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
}

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--primary);
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 12px 26px;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.btn:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}
.btn-outline:hover { background: #fff; color: var(--primary); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  color: #fff;
  background:
    linear-gradient(rgba(15, 44, 74, 0.65), rgba(15, 44, 74, 0.65)),
    url('https://images.unsplash.com/photo-1564013799919-ab600027ffc6?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
}
.hero h1 { color: #fff; font-size: 3rem; max-width: 720px; }
.hero p { font-size: 1.15rem; max-width: 620px; margin: 18px 0 28px; }
.hero .btns { display: flex; gap: 14px; flex-wrap: wrap; }

.page-hero {
  background:
    linear-gradient(rgba(15, 44, 74, 0.7), rgba(15, 44, 74, 0.7)),
    url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  color: #fff;
  padding: 100px 0 70px;
  text-align: center;
}
.page-hero h1 { color: #fff; }
.page-hero p { color: #e6e6e6; max-width: 620px; margin: 10px auto 0; }

/* ===== Features / About highlights ===== */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.feature {
  background: var(--card);
  padding: 28px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}
.feature .icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 10px;
}

/* ===== Project cards ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 28px;
}
.project-card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}
.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.14);
}
.project-card .thumb {
  aspect-ratio: 16 / 10;
  background-size: cover;
  background-position: center;
  position: relative;
}
.project-card .badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--accent);
  color: #fff;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.project-card .body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.project-card .meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.project-card .price {
  color: var(--accent-dark);
  font-weight: 700;
  margin: 8px 0 14px;
}
.project-card .more {
  margin-top: auto;
  font-weight: 600;
  color: var(--primary);
}
.project-card .more::after { content: ' →'; transition: margin 0.2s; }
.project-card:hover .more::after { margin-left: 6px; }

/* ===== Project Detail ===== */
.project-detail {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
  margin-top: -60px;
  background: #fff;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 2;
}
.project-detail .gallery img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 12px;
}

/* ===== Slider ===== */
.slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 10px;
  background: #0a1f36;
  box-shadow: var(--shadow);
}
.slider .slides {
  position: absolute;
  inset: 0;
}
.slider .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
  pointer-events: none;
}
.slider .slide.active {
  opacity: 1;
  pointer-events: auto;
}
.slider .slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0;
  border-radius: 0;
  display: block;
}
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  border: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
  z-index: 2;
}
.slider-btn:hover {
  background: var(--accent);
  transform: translateY(-50%) scale(1.05);
}
.slider-btn.prev { left: 14px; }
.slider-btn.next { right: 14px; }

.slider-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}
.slider-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}
.slider-dots .dot.active {
  background: var(--accent);
  transform: scale(1.25);
}

.slider-counter {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  z-index: 2;
}
.project-detail .info h2 { margin-bottom: 6px; }
.project-detail .info .meta { color: var(--muted); margin-bottom: 16px; }
.project-detail .info .price {
  color: var(--accent-dark);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.spec-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  border-top: 1px solid #eee;
}
.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-size: 0.95rem;
}
.spec-list li span:first-child { color: var(--muted); }
.spec-list li span:last-child { font-weight: 600; color: var(--primary); }

.amenities {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.amenities span {
  background: #f1ede1;
  color: var(--primary);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.about-grid img { border-radius: var(--radius); box-shadow: var(--shadow); }

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-info p { margin: 6px 0; }
.contact-info .label {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 1px;
  margin-top: 18px;
}
.contact-form { background: #fff; padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow); }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.92rem; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid #d8d6cf;
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
}
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-msg { margin-top: 12px; font-size: 0.92rem; }

/* ===== CTA ===== */
.cta {
  background: var(--primary);
  color: #fff;
  text-align: center;
  padding: 60px 20px;
}
.cta h2 { color: #fff; }
.cta p { color: #d4d8df; max-width: 600px; margin: 8px auto 24px; }

/* ===== Footer ===== */
.site-footer {
  background: #0a1f36;
  color: #c8cfd9;
  padding: 40px 0 20px;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 24px;
}
.site-footer h4 { color: #fff; margin: 0 0 12px; font-size: 1rem; }
.site-footer a { color: #c8cfd9; }
.site-footer a:hover { color: var(--accent); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 6px; }
.footer-bottom {
  border-top: 1px solid #1d3656;
  padding-top: 16px;
  text-align: center;
  color: #8b95a4;
  font-size: 0.85rem;
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    background: #fff;
    padding: 18px 20px;
    border-bottom: 1px solid #e7e5dc;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .site-header { position: relative; }
  .hero { min-height: 70vh; text-align: left; }
  .hero h1 { font-size: 2.2rem; }
  .about-grid, .contact-grid, .project-detail { grid-template-columns: 1fr; }
  .project-detail { margin-top: 20px; padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
}