/* ============================================
   Dubai Villas — Luxury Real Estate
   Core stylesheet (HTML5 / CSS3)
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  color: #000;
  background: #fff;
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Cormorant Garamond', 'Times New Roman', serif;
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

/* ------------- Variables ------------- */
:root {
  --gold: #C9A961;
  --black: #000;
  --white: #fff;
  --light-bg: #FAFAFA;
  --border: rgba(0,0,0,0.1);
  --muted: rgba(0,0,0,0.5);
  --container: 1400px;
}

/* ------------- Container ------------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

@media (min-width: 768px) {
  .container { padding: 0 3rem; }
}

/* ------------- Header / Nav ------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
}

.logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  color: var(--black);
  font-weight: 300;
}

.nav-menu {
  display: none;
  gap: 3rem;
}

@media (min-width: 768px) {
  .nav-menu { display: flex; }
}

.nav-menu a {
  color: rgba(0,0,0,0.6);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 300;
}

.nav-menu a:hover { color: var(--black); }

.btn-outline {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 1px solid var(--black);
  color: var(--black);
  background: transparent;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 300;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-outline:hover {
  background: var(--black);
  color: var(--white);
}

.btn-outline-white {
  display: inline-block;
  padding: 1rem 3rem;
  border: 1px solid var(--white);
  color: var(--white);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 300;
  transition: all 0.3s ease;
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--black);
}

/* ------------- Hero ------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--white);
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
}

.hero-bg-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8rem;
  background: linear-gradient(to top, var(--white), transparent);
  z-index: 2;
}

.hero-inner {
  position: relative;
  z-index: 3;
  padding: 0 2rem;
  max-width: 1100px;
  animation: fadeInUp 1.2s ease 0.3s both;
}

.gold-line {
  width: 3rem;
  height: 1px;
  background: var(--gold);
  margin: 0 auto 2rem;
}

.gold-line.left { margin: 0 0 2rem; }

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 6rem);
  color: var(--white);
  margin-bottom: 2rem;
  line-height: 1.05;
}

.hero p.lead {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: rgba(255,255,255,0.8);
  margin-bottom: 3rem;
  font-weight: 200;
  letter-spacing: 0.03em;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* ------------- Features ------------- */
.features {
  padding: 4rem 0;
  background: rgba(0,0,0,0.02);
  border-top: 1px solid rgba(0,0,0,0.05);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}

.feature {
  text-align: center;
}

.feature-mark {
  width: 0.25rem;
  height: 2rem;
  background: var(--gold);
  margin: 0 auto 1rem;
}

.feature h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.feature p {
  font-size: 0.875rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.7;
}

/* ------------- Sections ------------- */
.section {
  padding: 6rem 0;
}

.section-dark {
  background: var(--black);
  color: var(--white);
}

.section-light {
  background: var(--light-bg);
}

.section-header {
  margin-bottom: 5rem;
}

.section-header.center {
  text-align: center;
}

.section-header h2 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  color: var(--black);
  margin-bottom: 1.5rem;
}

.section-dark .section-header h2 { color: var(--white); }

.section-header p.lead {
  font-size: 1.125rem;
  color: var(--muted);
  font-weight: 300;
  max-width: 800px;
  line-height: 1.7;
}

.section-header.center p.lead { margin-left: auto; margin-right: auto; }

.section-dark .section-header p.lead { color: rgba(255,255,255,0.7); }

/* ------------- Villas grid ------------- */
.villas-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .villas-grid { grid-template-columns: repeat(2, 1fr); }
}

.villa-card {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--black);
  cursor: pointer;
}

.villa-card img {
  aspect-ratio: 16/9;
  width: 100%;
  object-fit: cover;
  transition: transform 0.7s ease, opacity 0.7s ease;
}

.villa-card:hover img {
  transform: scale(1.1);
  opacity: 0.8;
}

.villa-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0.2) 60%, transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  color: var(--white);
}

.villa-overlay .location {
  color: var(--gold);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-weight: 300;
}

.villa-overlay h3 {
  font-size: clamp(1.75rem, 2.5vw, 2.5rem);
  color: var(--white);
  margin-bottom: 1rem;
}

.villa-overlay .specs {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  font-weight: 200;
}

.villa-overlay .price {
  font-size: 1.5rem;
  color: var(--white);
  font-weight: 300;
  letter-spacing: 0.02em;
}

/* ------------- Locations / Info Cards ------------- */
.locations-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .locations-grid { grid-template-columns: repeat(3, 1fr); gap: 4rem; }
}

.location-card {
  border: 1px solid var(--border);
  padding: 2.5rem;
  transition: border-color 0.3s ease;
}

.location-card:hover { border-color: var(--gold); }

.location-card .gold-line-small {
  width: 2rem;
  height: 1px;
  background: var(--gold);
  margin-bottom: 1.5rem;
}

.location-card h3 {
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.location-card p {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.location-card .detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.location-card .detail-row:last-child { border-bottom: 0; }

.location-card .detail-row span:first-child {
  color: rgba(0,0,0,0.4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ------------- About Section ------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; gap: 5rem; }
}

.about-text p {
  color: rgba(255,255,255,0.7);
  font-weight: 200;
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 3rem;
}

.stat-value {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3rem;
  color: var(--gold);
  font-weight: 300;
  margin-bottom: 0.75rem;
}

.stat-label {
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.about-image {
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--black);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ------------- Contact Form ------------- */
.form-wrap {
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  border: 1px solid var(--border);
  padding: 3rem;
}

@media (min-width: 768px) {
  .contact-form { padding: 3.5rem; }
}

.form-group {
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 300;
  margin-bottom: 0.75rem;
  color: var(--black);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0;
  border: none;
  border-bottom: 1px solid rgba(0,0,0,0.2);
  background: transparent;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.3s ease;
  color: var(--black);
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--black);
}

.form-error {
  display: block;
  margin-top: 0.5rem;
  color: #c0392b;
  font-size: 0.75rem;
  min-height: 1rem;
}

.form-success {
  padding: 1rem;
  background: #f0f8f0;
  border: 1px solid #5fa05f;
  color: #2d5a2d;
  margin-top: 1rem;
  text-align: center;
  font-size: 0.875rem;
  display: none;
}

.form-success.visible { display: block; }

.btn-submit {
  width: 100%;
  padding: 1rem 2.5rem;
  border: 1px solid var(--black);
  background: transparent;
  color: var(--black);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 300;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 1.5rem;
}

.btn-submit:hover {
  background: var(--black);
  color: var(--white);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ------------- Footer ------------- */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 2.5rem 0;
  border-top: 2px solid var(--gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  font-weight: 200;
  line-height: 1.8;
  max-width: 28rem;
  margin-top: 0.75rem;
}

.footer h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 300;
  margin-bottom: 0.75rem;
  color: var(--gold);
}

.footer ul li {
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  font-weight: 200;
  margin-bottom: 0.5rem;
}

.footer ul li a:hover { color: var(--white); }

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  font-weight: 200;
  letter-spacing: 0.1em;
}

/* ------------- Villa detail-like pages / rich content ------------- */
.page-hero {
  padding-top: 7rem;
  padding-bottom: 3rem;
  background: var(--light-bg);
}

.page-hero h1 {
  font-size: clamp(2.25rem, 5vw, 4rem);
  color: var(--black);
  margin-bottom: 1.5rem;
}

.breadcrumbs {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
}

.breadcrumbs a:hover { color: var(--black); }

.text-block {
  max-width: 860px;
  margin: 0 auto;
}

.text-block h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin: 3rem 0 1.5rem;
  color: var(--black);
}

.text-block h3 {
  font-size: 1.625rem;
  margin: 2rem 0 1rem;
  color: var(--black);
}

.text-block p {
  color: rgba(0,0,0,0.7);
  font-weight: 300;
  margin-bottom: 1.25rem;
  line-height: 1.8;
  font-size: 1rem;
}

.text-block ul {
  margin: 0 0 1.5rem 0;
  padding-left: 1.25rem;
  list-style: none;
}

.text-block ul li {
  color: rgba(0,0,0,0.7);
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1rem;
}

.text-block ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

.highlight {
  background: rgba(201, 169, 97, 0.1);
  padding: 2rem;
  border-left: 2px solid var(--gold);
  margin: 2rem 0;
}

.highlight p { margin-bottom: 0; }

/* ------------- Villa specs block ------------- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 2.5rem 0;
}

@media (min-width: 768px) {
  .specs-grid { grid-template-columns: repeat(4, 1fr); }
}

.spec-box {
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.spec-value {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.75rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.spec-label {
  color: rgba(0,0,0,0.4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ------------- Price table ------------- */
.price-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

.price-table th,
.price-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-weight: 300;
}

.price-table th {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.125rem;
  color: var(--black);
  background: rgba(0,0,0,0.02);
}

.price-table td {
  font-size: 0.875rem;
  color: rgba(0,0,0,0.7);
}

.price-table td.price { color: var(--black); }

/* ------------- Animations ------------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ------------- Utility ------------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-4 { margin-top: 4rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-4 { margin-bottom: 4rem; }

/* ------------- Mobile nav toggle ------------- */
.nav-toggle {
  display: block;
  width: 1.5rem;
  height: 1.5rem;
  position: relative;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.nav-toggle span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--black);
  transition: transform 0.3s;
}

.nav-toggle span:nth-child(1) { top: 0.4rem; }
.nav-toggle span:nth-child(2) { top: 0.75rem; }
.nav-toggle span:nth-child(3) { top: 1.1rem; }

@media (min-width: 768px) {
  .nav-toggle { display: none; }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 4.25rem;
  left: 0;
  right: 0;
  background: #fff;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
  z-index: 99;
}

.mobile-menu.open { display: block; }

.mobile-menu a {
  display: block;
  padding: 0.75rem 0;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.7);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.mobile-menu a:last-child { border: 0; }