/* ==========================================================================
   GLOBAL DESIGN SYSTEM & VARIABLE DEFINITIONS
   ========================================================================== */
:root {
  /* High-Fashion Monochromatic & Accent Color Palette */
  --color-bg-white:      #FFFFFF; /* Pure Stark White for Luxury Whitespacing */
  --color-bg-cream:      #FBFBFA; /* Warm Editorial Accent Background Panels */
  --color-carbon-dark:   #111111; /* Elite Deep Carbon Charcoal for Strong Contrast */
  --color-gold-accent:   #C5A059; /* Brand Feature Identifiers & Number Accents */
  --color-text-muted:    #555555; /* Refined Tone for Primary Body Copy Legibility */
  --color-text-light:    #767676; /* Soft Tone for Secondary Elements and Meta Links */
  --color-border-fine:   #EAEAEA; /* Ultra-Fine Minimalist Structural Separators */
  --color-border-dark:   #222222; /* Low-Light Footer Layout Partitioning Rules */

  /* Explicit Typography Font-Pairings Scale */
  --font-display: 'Playfair Display', 'Georgia', serif; /* Editorial Headings */
  --font-interface: 'Inter', 'Arial', sans-serif;       /* Clean Technical copy */

  /* Strict Structural Layout Constants */
  --max-content-width: 1440px;
  --header-height: 99px;
}

/* ==========================================================================
   BASE RESET RULES & INTERFACE GROUNDWORK
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px; /* Base accessibility font-scale standard template initialization */
}

body {
  background-color: var(--color-bg-white);
  color: var(--color-carbon-dark);
  font-family: var(--font-interface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Global Transition Rules for Interactive Elements */
.gallery-card-item, .filter-btn, .form-interactive-field, .form-execution-button, .gallery-img-asset {
  transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Script Display Optimization State Toggle */
.card-hidden {
  display: none !important;
}

/* ==========================================================================
   GLOBAL HEADER & NAVIGATION ACTIONS
   ========================================================================== */
.global-header {
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-fine);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 100%;
  height: 100%;
  padding: 0 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--color-carbon-dark);
}

.brand-logo .ampersand {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 50px;
  list-style: none;
}

.nav-item {
  font-family: var(--font-interface);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-weight: 500;
  color: var(--color-text-light);
  padding-bottom: 4px;
}

.nav-item:hover {
  color: var(--color-carbon-dark);
}

.nav-item.active-link {
  color: var(--color-carbon-dark);
  border-bottom: 2px solid var(--color-carbon-dark);
}

.cta-button {
  font-family: var(--font-interface);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  background-color: var(--color-carbon-dark);
  color: var(--color-bg-white);
  padding: 14px 28px;
}

.cta-button:hover {
  opacity: 0.9;
}

/* ==========================================================================
   HERO REGION ARCHITECTURE (WITH VISUAL SHIFT SAFEGUARDS)
   ========================================================================== */
.hero-region {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: calc(100vh - var(--header-height));
  width: 100%;
}

.hero-text-block {
  padding: 100px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-color: var(--color-bg-cream);
}

.location-badge {
  font-family: var(--font-interface);
  font-size: 12px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--color-gold-accent);
  font-weight: 600;
  margin-bottom: 24px;
  display: block;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 72px;
  line-height: 1.1;
  color: var(--color-carbon-dark);
  font-weight: 400;
  margin-bottom: 32px;
  letter-spacing: -1px;
}

.hero-title .italic-serif {
  font-style: italic;
}

.hero-description {
  font-family: var(--font-interface);
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 460px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.hero-cta-group {
  display: flex;
  gap: 20px;
  align-items: center;
}

.btn-filled {
  font-family: var(--font-interface);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  background-color: var(--color-carbon-dark);
  color: var(--color-bg-white);
  padding: 20px 40px;
}

.btn-filled:hover {
  opacity: 0.9;
}

.btn-underline {
  font-family: var(--font-interface);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  color: var(--color-carbon-dark);
  padding: 20px 0;
  border-bottom: 1px solid var(--color-carbon-dark);
  margin-left: 20px;
}

.btn-underline:hover {
  color: var(--color-text-light);
  border-color: var(--color-text-light);
}

.hero-image-block {
  position: relative;
  background-color: var(--color-carbon-dark);
  overflow: hidden;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.9;
}

/* ==========================================================================
   STRUCTURAL PILLARS SEGMENT STYLE
   ========================================================================== */
.pillars-region {
  padding: 120px 80px;
  background-color: var(--color-bg-white);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
  max-width: var(--max-content-width);
  margin: 0 auto;
}

.pillar-card {
  display: flex;
  flex-direction: column;
}

.pillar-number {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 32px;
  color: var(--color-gold-accent);
  display: block;
  margin-bottom: 20px;
}

.pillar-heading {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 16px;
  color: var(--color-carbon-dark);
}

.pillar-text {
  font-family: var(--font-interface);
  font-size: 14px;
  color: #666666;
  line-height: 1.6;
}

/* ==========================================================================
   INTERACTIVE GALLERY LOUNGE MODULE STYLES
   ========================================================================== */
.gallery-region {
  padding: 120px 80px;
  background-color: var(--color-bg-cream);
  border-top: 1px solid var(--color-border-fine);
  border-bottom: 1px solid var(--color-border-fine);
}

.section-header-centered {
  text-align: center;
  margin-bottom: 60px;
}

.section-mini-badge {
  font-family: var(--font-interface);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--color-gold-accent);
  font-weight: 600;
  display: block;
  margin-bottom: 16px;
}

.section-main-title {
  font-family: var(--font-display);
  font-size: 44px;
  color: var(--color-carbon-dark);
  font-weight: 400;
}

/* Sorter Menu Selector Buttons */
.filter-controls-wrapper {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 60px;
}

.filter-btn {
  background: none;
  border: none;
  padding: 10px 24px;
  cursor: pointer;
  font-family: var(--font-interface);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
  color: var(--color-text-light);
  border-bottom: 2px solid transparent;
}

.filter-btn:hover {
  color: var(--color-carbon-dark);
}

.filter-btn.active-filter {
  color: var(--color-carbon-dark);
  border-bottom-color: var(--color-carbon-dark);
  font-weight: 600;
}

/* Grid Layout Framework */
.gallery-grid-framework {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: var(--max-content-width);
  margin: 0 auto;
}

.gallery-card-item {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border-fine);
  opacity: 1;
  transform: scale(1);
}

.card-img-bounding-box {
  width: 100%;
  height: 400px;
  overflow: hidden;
  background-color: var(--color-carbon-dark);
}

.gallery-img-asset {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-card-item:hover .gallery-img-asset {
  transform: scale(1.03);
  opacity: 0.95;
}

.card-meta-details {
  padding: 30px;
}

.card-cat-tag {
  font-family: var(--font-interface);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-gold-accent);
  display: block;
  margin-bottom: 10px;
}

.card-title-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--color-carbon-dark);
}

/* ==========================================================================
   SECURE RESERVATION PANEL REGION STYLE
   ========================================================================== */
.reservation-region {
  padding: 120px 80px;
  background-color: var(--color-bg-white);
  display: flex;
  justify-content: center;
}

.reservation-card-panel {
  width: 100%;
  max-width: 680px;
  background-color: var(--color-bg-cream);
  border: 1px solid var(--color-border-fine);
  padding: 60px;
}

.form-header-block {
  text-align: center;
  margin-bottom: 40px;
}

.form-mini-title {
  font-family: var(--font-interface);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-gold-accent);
  font-weight: 600;
  display: block;
  margin-bottom: 12px;
}

.form-main-heading {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 400;
  color: var(--color-carbon-dark);
  margin-bottom: 16px;
}

.form-caption-text {
  font-family: var(--font-interface);
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.reservation-form-framework {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.form-input-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-input-row-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field-label-text {
  font-family: var(--font-interface);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
  color: var(--color-carbon-dark);
}

.form-interactive-field {
  width: 100%;
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border-fine);
  padding: 16px 20px;
  font-family: var(--font-interface);
  font-size: 14px;
  color: var(--color-carbon-dark);
  outline: none;
  border-radius: 0; /* Pure sharp editorial square edge configuration */
}

.form-interactive-field:focus {
  border-color: var(--color-carbon-dark);
}

.form-interactive-field.field-invalid {
  border-color: #B93A3A;
}

.field-error-msg {
  display: none;
  font-family: var(--font-interface);
  font-size: 11px;
  color: #B93A3A;
  margin-top: 2px;
}

.form-execution-button {
  width: 100%;
  background-color: var(--color-carbon-dark);
  color: var(--color-bg-white);
  border: none;
  padding: 20px;
  font-family: var(--font-interface);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 10px;
}

.form-execution-button:hover {
  opacity: 0.9;
}

.form-execution-button:disabled {
  background-color: var(--color-text-light);
  cursor: not-allowed;
}

/* Transaction Dynamic Alert Containers */
.status-box-hidden {
  display: none;
}

.status-box-success {
  display: block;
  background-color: #E6F4EA;
  border: 1px solid #A3D8B4;
  color: #137333;
  padding: 20px;
  font-family: var(--font-interface);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
  margin-bottom: 10px;
}

/* ==========================================================================
   GLOBAL FOOTER REGION STYLE
   ========================================================================== */
.global-footer {
  background-color: var(--color-carbon-dark);
  color: var(--color-bg-white);
  padding: 100px 80px 40px 80px;
  font-family: var(--font-interface);
}

.footer-top-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border-dark);
  padding-bottom: 60px;
}

.footer-brand-column {
  flex: 2;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.footer-logo .ampersand {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-accent);
}

.footer-tagline {
  opacity: 0.5;
  max-width: 320px;
  line-height: 1.8;
  font-size: 14px;
}

.footer-nav-column {
  flex: 1;
  padding-left: 40px;
}

.footer-subheading {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-gold-accent);
  margin-bottom: 24px;
  font-weight: 600;
}

.footer-links-list {
  list-style: none;
  line-height: 2.2;
  font-size: 14px;
  opacity: 0.8;
}

.footer-links-list a {
  color: var(--color-bg-white);
}

.footer-links-list a:hover {
  opacity: 0.6;
}

.footer-contact-column {
  flex: 1;
}

.footer-contact-info {
  font-size: 14px;
  opacity: 0.8;
  line-height: 1.8;
}

.footer-email {
  border-bottom: 1px solid var(--color-gold-accent);
  padding-bottom: 2px;
  margin-top: 10px;
  display: inline-block;
}

.footer-bottom-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0.4;
}

/* ==========================================================================
   CORE RESPONSIVE ADAPTATION MEDIA QUERY RULES (MOBILE & TABLET VIEWPORTS)
   ========================================================================== */
@media (max-width: 992px) {
  .nav-links, .nav-actions {
    display: none; /* Collapses navigation items to clean layout boundaries */
  }
  
  .nav-container {
    padding: 0 40px;
  }

  .hero-region {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }

  .hero-text-block {
    padding: 60px 40px;
    text-align: center;
    align-items: center;
  }

  .hero-title {
    font-size: 48px;
  }

  .hero-description {
    max-width: 100%;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-image-block {
    height: 450px;
  }

  .pillars-region {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 80px 40px;
  }

  /* Week 5 Responsive Inclusions */
  .gallery-region, .reservation-region {
    padding: 80px 40px;
  }
  
  .gallery-grid-framework {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .card-img-bounding-box {
    height: 320px;
  }

  .reservation-card-panel {
    padding: 40px 24px;
  }

  .form-input-row-split {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .section-main-title {
    font-size: 32px;
  }

  .footer-top-wrapper {
    flex-direction: column;
    gap: 40px;
  }

  .footer-nav-column {
    padding-left: 0;
  }
}