/* ==========================================================================
   BREATHTAKING NEST SUITES — KAMPALA
   Architectural Design System (Light Mode, Editorial Hospitality)
   ========================================================================== */

:root {
  /* Warm Architectural Neutral Palette */
  --color-bg: #FAF8F5;            /* Warm Linen / Alabaster */
  --color-surface: #FFFFFF;       /* Crisp White Surface */
  --color-surface-soft: #F4EFEA;  /* Soft Sandstone */
  --color-surface-subtle: #ECE5DC;/* Travertine Gray-Cream */
  --color-surface-dark: #1C1B1A;  /* Deep Charcoal Slate for footer/accents */

  /* Text Colors */
  --color-text-primary: #191817;  /* Rich Off-Black */
  --color-text-secondary: #5C5751;/* Warm Charcoal Gray */
  --color-text-muted: #8F887F;    /* Sandstone Muted */
  --color-text-light: #FAF8F5;    /* Contrast Light */

  /* Hairline Borders & Rules */
  --border-hairline: 1px solid #E5DFD5;
  --border-subtle: 1px solid #D8D0C4;
  --border-dark: 1px solid #2B2927;

  /* Restrained Accents */
  --color-brass: #9E7E45;         /* Muted Antiqued Brass */
  --color-brass-soft: #F6F1E8;    /* Soft Brass Tint */
  --color-whatsapp: #1F7A48;      /* Understated Forest Green for WhatsApp */
  --color-whatsapp-hover: #18633A;

  /* Typography */
  --font-serif: 'Cormorant Garamond', Garamond, Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Architectural Layout & Spacing */
  --container-max: 1320px;
  --container-narrow: 920px;
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-none: 0px;

  /* Transitions */
  --transition-smooth: 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-fast: 0.15s ease;
}

/* ==========================================================================
   CSS Reset & Base Rules
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  outline: none;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 2rem;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: 2rem;
}

/* ==========================================================================
   Typography Hierarchy
   ========================================================================== */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.25rem);
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

h3 {
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--color-text-secondary);
  font-weight: 400;
  line-height: 1.7;
}

.lead-text {
  font-size: 1.2rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  font-weight: 400;
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: var(--color-brass);
  margin-bottom: 0.75rem;
}

.font-italic {
  font-style: italic;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: var(--border-hairline);
  z-index: 1000;
  transition: all var(--transition-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-title {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  line-height: 1.1;
}

.brand-location {
  font-size: 0.685rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-muted);
  font-weight: 500;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1.5px;
  background-color: var(--color-text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.currency-toggle {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  border: var(--border-hairline);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-xs);
  background: var(--color-surface);
  cursor: pointer;
}

.mobile-toggle-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--color-text-primary);
}

/* ==========================================================================
   Buttons & CTAs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-xs);
  transition: all var(--transition-smooth);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-text-primary);
  color: var(--color-surface);
  border: 1px solid var(--color-text-primary);
}

.btn-primary:hover {
  background-color: #33312E;
  border-color: #33312E;
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  background-color: var(--color-surface-soft);
  border-color: var(--color-text-secondary);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  border: 1px solid var(--color-whatsapp);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  border-color: var(--color-whatsapp-hover);
  transform: translateY(-1px);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-text-primary);
  padding-bottom: 0.2rem;
}

.btn-link:hover {
  color: var(--color-brass);
  border-color: var(--color-brass);
  gap: 0.75rem;
}

/* ==========================================================================
   Section Structures & Dividers
   ========================================================================== */
.section-padding {
  padding-block: 6.5rem;
}

.section-padding-sm {
  padding-block: 4rem;
}

.section-divider {
  width: 100%;
  height: 1px;
  background-color: #E5DFD5;
}

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

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

/* Section Headers */
.section-header {
  margin-bottom: 3.5rem;
}

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

.section-header .sub-desc {
  max-width: 680px;
  margin-top: 1rem;
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

.text-center .sub-desc {
  margin-inline: auto;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-surface-dark);
  color: var(--color-surface-soft);
  padding-top: 5.5rem;
  padding-bottom: 3rem;
  border-top: var(--border-dark);
}

.site-footer a {
  color: #B8B0A5;
}

.site-footer a:hover {
  color: #FFFFFF;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: 3.5rem;
  margin-bottom: 4.5rem;
}

.footer-brand h3 {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  color: #FFFFFF;
  margin-bottom: 0.25rem;
}

.footer-brand p {
  color: #A39B8F;
  font-size: 0.925rem;
  margin-top: 1rem;
  line-height: 1.7;
}

.footer-column h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #EAE4DC;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.875rem;
}

.footer-contact-block {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  font-size: 0.875rem;
  color: #A39B8F;
}

.footer-contact-block strong {
  color: #FFFFFF;
}

.footer-bottom-bar {
  padding-top: 2.5rem;
  border-top: 1px solid #2B2927;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #7D766C;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 1.5rem;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .container, .container-narrow {
    padding-inline: 1.25rem;
  }
  .nav-menu {
    display: none;
  }
  .nav-menu.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 2rem;
    border-bottom: var(--border-hairline);
    gap: 1.25rem;
  }
  .mobile-toggle-btn {
    display: block;
  }
  .section-padding {
    padding-block: 4rem;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
}