/* ==========================================================================
   CHILLKEEP™ BESPOKE ATELIER - OFFICIAL STYLESHEET (v1.0)
   Namespace: ck-
   Target Market: North America (Luxury Villa, Penthouse, Private Estates)
   Palette: Obsidian (#0B0C0E), Titanium Gold (#D4AF37 / #C5A059), Platinum Slate (#8E929A)
   ========================================================================== */

:root {
  --ck-bg-main: #0B0C0E;
  --ck-bg-surface: #121418;
  --ck-bg-card: #181B20;
  --ck-bg-glass: rgba(18, 20, 24, 0.85);
  
  --ck-gold-primary: #C5A059;
  --ck-gold-light: #E5C378;
  --ck-gold-dark: #9A7B38;
  --ck-gold-glow: rgba(197, 160, 89, 0.25);
  
  --ck-text-primary: #F4F4F6;
  --ck-text-secondary: #9DA1AA;
  --ck-text-muted: #656973;
  --ck-border: rgba(197, 160, 89, 0.18);
  --ck-border-subtle: rgba(255, 255, 255, 0.08);
  
  --ck-font-display: 'Cinzel', 'Playfair Display', Georgia, serif;
  --ck-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --ck-container: 1280px;
  --ck-radius-sm: 4px;
  --ck-radius-md: 8px;
  --ck-radius-lg: 16px;
  --ck-transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--ck-bg-main);
  color: var(--ck-text-primary);
  font-family: var(--ck-font-sans);
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ck-font-display);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ck-text-primary);
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--ck-transition);
}

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

/* CONTAINER */
.ck-container {
  width: 100%;
  max-width: var(--ck-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* BUTTONS */
.ck-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--ck-radius-sm);
  cursor: pointer;
  transition: var(--ck-transition);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.ck-btn-primary {
  background: linear-gradient(135deg, var(--ck-gold-light), var(--ck-gold-primary));
  color: #0B0C0E;
  box-shadow: 0 4px 20px var(--ck-gold-glow);
}

.ck-btn-primary:hover {
  background: linear-gradient(135deg, #FFF, var(--ck-gold-light));
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(197, 160, 89, 0.4);
}

.ck-btn-outline {
  background: transparent;
  color: var(--ck-gold-primary);
  border-color: var(--ck-gold-primary);
}

.ck-btn-outline:hover {
  background: rgba(197, 160, 89, 0.1);
  color: #FFF;
  border-color: #FFF;
  transform: translateY(-2px);
}

/* HEADER & NAVIGATION */
.ck-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(11, 12, 14, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--ck-border);
  transition: var(--ck-transition);
}

.ck-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.ck-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ck-logo-mark {
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--ck-gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ck-font-display);
  font-size: 1.2rem;
  color: var(--ck-gold-primary);
  border-radius: var(--ck-radius-sm);
  background: rgba(197, 160, 89, 0.05);
}

.ck-logo-text {
  display: flex;
  flex-direction: column;
}

.ck-logo-brand {
  font-family: var(--ck-font-display);
  font-size: 1.35rem;
  letter-spacing: 0.16em;
  color: #FFF;
  font-weight: 600;
}

.ck-logo-sub {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--ck-gold-primary);
  text-transform: uppercase;
}

.ck-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.ck-nav-link {
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  color: var(--ck-text-secondary);
  text-transform: uppercase;
  font-weight: 500;
  position: relative;
  padding: 8px 0;
}

.ck-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--ck-gold-primary);
  transition: var(--ck-transition);
}

.ck-nav-link:hover, .ck-nav-link.active {
  color: #FFF;
}

.ck-nav-link:hover::after, .ck-nav-link.active::after {
  width: 100%;
}

.ck-nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* HERO SECTION */
.ck-hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 80px;
  background: radial-gradient(circle at 70% 30%, rgba(197, 160, 89, 0.08), transparent 60%),
              linear-gradient(180deg, var(--ck-bg-main) 0%, var(--ck-bg-surface) 100%);
  overflow: hidden;
}

.ck-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: center;
}

.ck-tagline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ck-gold-primary);
  margin-bottom: 20px;
  background: rgba(197, 160, 89, 0.08);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--ck-border);
}

.ck-hero-title {
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 24px;
}

.ck-hero-title span {
  background: linear-gradient(135deg, #FFF 30%, var(--ck-gold-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ck-hero-desc {
  font-size: 1.1rem;
  color: var(--ck-text-secondary);
  margin-bottom: 36px;
  max-width: 580px;
  line-height: 1.8;
}

.ck-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 48px;
}

.ck-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--ck-border-subtle);
}

.ck-stat-num {
  font-family: var(--ck-font-display);
  font-size: 2rem;
  color: var(--ck-gold-primary);
  font-weight: 600;
}

.ck-stat-label {
  font-size: 0.78rem;
  color: var(--ck-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ck-hero-visual {
  position: relative;
}

.ck-visual-frame {
  position: relative;
  border-radius: var(--ck-radius-lg);
  overflow: hidden;
  border: 1px solid var(--ck-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  background: var(--ck-bg-card);
}

.ck-visual-frame img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.ck-visual-frame:hover img {
  transform: scale(1.04);
}

.ck-visual-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: var(--ck-bg-glass);
  backdrop-filter: blur(12px);
  padding: 16px 20px;
  border-radius: var(--ck-radius-md);
  border: 1px solid var(--ck-border);
}

.ck-badge-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: #FFF;
}

.ck-badge-sub {
  font-size: 0.75rem;
  color: var(--ck-gold-primary);
}

/* SECTION COMMON */
.ck-section {
  padding: 100px 0;
  position: relative;
}

.ck-section-dark {
  background-color: var(--ck-bg-main);
}

.ck-section-surface {
  background-color: var(--ck-bg-surface);
}

.ck-section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px;
}

.ck-section-kicker {
  font-size: 0.76rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ck-gold-primary);
  margin-bottom: 12px;
}

.ck-section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 18px;
}

.ck-section-desc {
  font-size: 1.05rem;
  color: var(--ck-text-secondary);
}

/* PRODUCT MATRIX GRID */
.ck-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.ck-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.ck-card {
  background: var(--ck-bg-card);
  border: 1px solid var(--ck-border-subtle);
  border-radius: var(--ck-radius-md);
  overflow: hidden;
  transition: var(--ck-transition);
  display: flex;
  flex-direction: column;
}

.ck-card:hover {
  border-color: var(--ck-gold-primary);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.ck-card-media {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: #000;
}

.ck-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.ck-card:hover .ck-card-media img {
  transform: scale(1.06);
}

.ck-card-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(11, 12, 14, 0.85);
  backdrop-filter: blur(8px);
  padding: 4px 12px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ck-gold-primary);
  border: 1px solid var(--ck-border);
  border-radius: 4px;
}

.ck-card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.ck-card-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.ck-card-text {
  font-size: 0.92rem;
  color: var(--ck-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.ck-card-specs {
  list-style: none;
  margin-bottom: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--ck-border-subtle);
}

.ck-card-specs li {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--ck-text-muted);
  margin-bottom: 8px;
}

.ck-card-specs li span:last-child {
  color: var(--ck-text-primary);
  font-weight: 500;
}

.ck-card-footer {
  margin-top: auto;
}

/* SPECIFICATION TABLE */
.ck-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-md);
  background: var(--ck-bg-card);
}

.ck-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.ck-table th, .ck-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--ck-border-subtle);
}

.ck-table th {
  background: rgba(197, 160, 89, 0.08);
  font-family: var(--ck-font-display);
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ck-gold-primary);
}

.ck-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* FAQ ACCORDION */
.ck-faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ck-faq-item {
  border: 1px solid var(--ck-border-subtle);
  border-radius: var(--ck-radius-md);
  background: var(--ck-bg-card);
  overflow: hidden;
  transition: var(--ck-transition);
}

.ck-faq-item.active {
  border-color: var(--ck-gold-primary);
}

.ck-faq-question {
  padding: 22px 28px;
  font-family: var(--ck-font-display);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.ck-faq-icon {
  width: 20px;
  height: 20px;
  position: relative;
  transition: transform 0.3s ease;
}

.ck-faq-icon::before, .ck-faq-icon::after {
  content: '';
  position: absolute;
  background: var(--ck-gold-primary);
}

.ck-faq-icon::before {
  top: 9px;
  left: 0;
  width: 20px;
  height: 2px;
}

.ck-faq-icon::after {
  top: 0;
  left: 9px;
  width: 2px;
  height: 20px;
  transition: transform 0.3s ease;
}

.ck-faq-item.active .ck-faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.ck-faq-answer {
  padding: 0 28px 24px;
  font-size: 0.95rem;
  color: var(--ck-text-secondary);
  line-height: 1.75;
  display: none;
}

.ck-faq-item.active .ck-faq-answer {
  display: block;
}

/* INQUIRY FORM */
.ck-form-box {
  background: var(--ck-bg-card);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-lg);
  padding: 48px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.ck-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.ck-form-group.full {
  grid-column: span 2;
}

.ck-form-label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ck-text-secondary);
  margin-bottom: 8px;
}

.ck-input, .ck-select, .ck-textarea {
  width: 100%;
  background: var(--ck-bg-surface);
  border: 1px solid var(--ck-border-subtle);
  border-radius: var(--ck-radius-sm);
  padding: 14px 18px;
  color: #FFF;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--ck-transition);
}

.ck-input:focus, .ck-select:focus, .ck-textarea:focus {
  outline: none;
  border-color: var(--ck-gold-primary);
  box-shadow: 0 0 12px var(--ck-gold-glow);
}

/* FOOTER */
.ck-footer {
  background: #070709;
  border-top: 1px solid var(--ck-border);
  padding: 80px 0 32px;
  margin-top: auto;
}

.ck-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.ck-footer-brand p {
  color: var(--ck-text-secondary);
  font-size: 0.92rem;
  margin-top: 16px;
  line-height: 1.7;
}

.ck-footer-col h4 {
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ck-gold-primary);
  margin-bottom: 24px;
}

.ck-footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ck-footer-links a {
  color: var(--ck-text-secondary);
  font-size: 0.88rem;
}

.ck-footer-links a:hover {
  color: #FFF;
  padding-left: 4px;
}

.ck-footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--ck-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--ck-text-muted);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .ck-hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .ck-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .ck-footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .ck-nav { display: none; }
  .ck-grid-3, .ck-grid-2 { grid-template-columns: 1fr; }
  .ck-form-grid { grid-template-columns: 1fr; }
  .ck-form-group.full { grid-column: span 1; }
  .ck-footer-grid { grid-template-columns: 1fr; }
  .ck-footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}