/* styles.css - Modern Design System for Lots2Homes Inc. */

/* ==========================================================================
   1. VARIABLES & DESIGN TOKENS
   ========================================================================== */
:root {
  /* Typography - Inter from Figma */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Colors - Minimalist Figma Monochrome palette */
  --color-bg-primary: #ffffff;      /* Pure White */
  --color-bg-secondary: #fafafa;    /* Very light gray for subtle contrast */
  --color-bg-tertiary: #f3f4f6;     /* Slightly darker gray for input backgrounds */
  
  --color-text-primary: #111111;    /* Sharp near-black */
  --color-text-secondary: #4b5563;  /* Medium dark gray */
  --color-text-muted: #9ca3af;      /* Muted gray */
  
  --color-brand-primary: #000000;   /* Pure black for buttons and strong headers */
  --color-brand-hover: #333333;     /* Dark gray hover */
  
  --color-accent-gold: #000000;     /* Replaced gold with black to match monochrome */
  --color-accent-gold-light: #f3f4f6;
  --color-accent-gold-dark: #111111;
  
  --color-accent-sage: #000000;     /* Replaced sage with black */
  --color-accent-sage-light: #f3f4f6;
  --color-accent-sage-dark: #111111;

  --color-accent-blue: #000000;     
  --color-accent-blue-light: #f3f4f6;
  --color-accent-blue-dark: #111111;

  --color-border-glass: rgba(0, 0, 0, 0.1);
  --color-border-focus: #111111;

  --color-danger: #ef4444;
  --color-danger-light: #fee2e2;
  --color-danger-dark: #b91c1c;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.06);

  /* Borders & Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s ease;

  /* Layout spacing */
  --container-max-width: 1280px;
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-brand-primary);
}

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

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

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

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ==========================================================================
   3. TYPOGRAPHY & LAYOUT UTILITIES
   ========================================================================== */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-accent-gold { color: var(--color-accent-gold); }
.text-accent-sage { color: var(--color-accent-sage); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.section-padding {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-gold {
  background-color: var(--color-accent-gold-light);
  color: var(--color-accent-gold-dark);
}

.badge-sage {
  background-color: var(--color-accent-sage-light);
  color: var(--color-accent-sage-dark);
}

.badge-blue {
  background-color: var(--color-accent-blue-light);
  color: var(--color-accent-blue-dark);
}

.badge-muted {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

/* ==========================================================================
   4. NAVIGATION & HEADER
   ========================================================================== */
.header-glass {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-glass);
  box-shadow: var(--shadow-sm);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--color-brand-primary);
  flex-shrink: 0;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-brand-primary), var(--color-accent-gold));
  border-radius: 8px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
}

.nav-item a {
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.5rem 0;
  white-space: nowrap;
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent-gold);
  transition: var(--transition-normal);
}

.nav-item a:hover {
  color: var(--color-text-primary);
}

.nav-item a:hover::after,
.nav-item.active a::after {
  width: 100%;
}

.nav-item.active a {
  color: var(--color-text-primary);
  font-weight: 600;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-weight: 600;
  font-size: 0.85rem;
  background-color: var(--color-brand-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
  gap: 0.35rem;
}

.nav-item a.nav-cta {
  padding: 0.5rem 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.nav-item a.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background-color: var(--color-brand-hover);
  transform: translateY(-1px);
}

.burger-menu {
  display: none;
  background: none;
  border: none;
  color: var(--color-brand-primary);
  cursor: pointer;
  padding: 0.4rem;
  align-items: center;
  justify-content: center;
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border-glass);
  padding: 1.5rem;
  display: none;
  flex-direction: column;
  gap: 1.2rem;
  z-index: 99;
  box-shadow: var(--shadow-lg);
  animation: slideDown var(--transition-fast);
}

.mobile-nav-link {
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.mobile-nav-link:last-of-type {
  border-bottom: none;
}

/* ==========================================================================
   5. BUTTONS & INTERACTIVE ELEMENTS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background-color: var(--color-brand-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-brand-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-bg-primary);
  color: var(--color-brand-primary);
  border: 1px solid var(--color-border-focus);
}

.btn-secondary:hover {
  background-color: var(--color-bg-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent-gold);
  color: #ffffff;
}

.btn-accent:hover {
  background-color: var(--color-accent-gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sage {
  background-color: var(--color-accent-sage);
  color: #ffffff;
}

.btn-sage:hover {
  background-color: var(--color-accent-sage-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-full {
  width: 100%;
}

/* ==========================================================================
   6. HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  background: radial-gradient(circle at top right, rgba(254, 243, 199, 0.4), transparent 50%),
              radial-gradient(circle at bottom left, rgba(236, 253, 245, 0.4), transparent 50%);
  padding-top: 6rem;
  padding-bottom: 6rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-title span {
  background: linear-gradient(135deg, var(--color-brand-primary) 60%, var(--color-accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-glass);
  aspect-ratio: 4/3;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.hero-visual:hover .hero-img {
  transform: scale(1.03);
}

.hero-overlay-card {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  padding: 1rem 1.5rem;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
  width: 100%;
}

/* ==========================================================================
   7. HOW IT WORKS
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  position: relative;
}

.step-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-focus);
}

.step-num {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--color-accent-gold-light);
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  user-select: none;
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: var(--color-bg-secondary);
  color: var(--color-brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border-glass);
  z-index: 2;
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
  z-index: 2;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  z-index: 2;
}

/* ==========================================================================
   8. MARKETPLACE CARDS (LOTS & DESIGNS)
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.market-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.market-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-focus);
}

.card-img-wrapper {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--color-bg-tertiary);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.market-card:hover .card-img {
  transform: scale(1.05);
}

.card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
}

.card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-location {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-brand-primary);
  line-height: 1.3;
}

.card-price {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-accent-gold-dark);
  margin-bottom: 1rem;
}

.card-price span {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.card-specs {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-bg-tertiary);
  margin-bottom: 1.2rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
}

.spec-item i {
  color: var(--color-text-muted);
}

.card-cta {
  margin-top: auto;
}

/* Filters UI */
.filter-bar {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-glass);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 2.5rem;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 1rem;
  align-items: end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.filter-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.filter-select, .filter-input {
  width: 100%;
  padding: 0.7rem 1rem;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-primary);
  outline: none;
  transition: var(--transition-fast);
}

.filter-select:focus, .filter-input:focus {
  border-color: var(--color-accent-gold);
  box-shadow: 0 0 0 2px var(--color-accent-gold-light);
}

/* ==========================================================================
   9. DETAIL PAGES LAYOUTS
   ========================================================================== */
.detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.detail-grid > div {
  min-width: 0;
}

.gallery-main {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-glass);
  background-color: var(--color-bg-tertiary);
  margin-bottom: 1rem;
}

.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumbs {
  display: flex;
  gap: 0.8rem;
}

.gallery-thumb {
  width: 80px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  opacity: 0.7;
  transition: var(--transition-fast);
}

.gallery-thumb.active, .gallery-thumb:hover {
  border-color: var(--color-accent-gold);
  opacity: 1;
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.detail-spec-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.detail-spec-val {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-brand-primary);
}

.detail-spec-lbl {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

.detail-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  margin-top: 2rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  list-style: none;
  margin-bottom: 2rem;
}

.features-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.features-list li i {
  color: var(--color-accent-sage);
}

.detail-sidebar-card {
  position: sticky;
  top: 100px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.sidebar-price-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.sidebar-price-val {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent-gold-dark);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.sidebar-package-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  background-color: var(--color-accent-gold-light);
  color: var(--color-accent-gold-dark);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.compatibility-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.compatibility-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-glass);
}

.compatibility-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.compatibility-price {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-gold-dark);
}

/* ==========================================================================
   10. FORMS & INPUT MODULES
   ========================================================================== */
.form-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  margin-top: 1.5rem;
}

.form-title {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.form-subtitle {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}

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

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-secondary);
}

.form-label span {
  color: var(--color-danger);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.8rem 1.2rem;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-accent-gold);
  box-shadow: 0 0 0 3px var(--color-accent-gold-light);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

.checkbox-group input {
  margin-top: 0.2rem;
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent-gold);
}

/* File Upload Drag-and-Drop Area */
.file-dropzone {
  border: 2px dashed var(--color-border-focus);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  background-color: var(--color-bg-secondary);
  cursor: pointer;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.file-dropzone:hover, .file-dropzone.dragover {
  border-color: var(--color-accent-gold);
  background-color: var(--color-accent-gold-light);
}

.file-dropzone i {
  font-size: 2rem;
  color: var(--color-text-muted);
}

.file-dropzone span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.file-dropzone input {
  display: none;
}

.file-preview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-top: 1rem;
}

.file-preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border-glass);
}

.file-preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.file-preview-remove {
  position: absolute;
  top: 0.25rem;
  right: 0.25rem;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background-color: rgba(0, 0, 0, 0.6);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
}

/* Selectable Cards */
.selection-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.selection-card {
  border: 1px solid var(--color-border-glass);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  padding: 1rem;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.selection-card:hover {
  border-color: var(--color-accent-gold);
  background-color: var(--color-bg-secondary);
}

.selection-card.active {
  border-color: var(--color-accent-gold);
  background-color: var(--color-accent-gold-light);
  box-shadow: 0 0 0 1px var(--color-accent-gold);
}

/* ==========================================================================
   11. WORKFLOW MAP VISUALS
   ========================================================================== */
.workflow-track {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
  position: relative;
}

.workflow-track::before {
  content: '';
  position: absolute;
  top: 15px;
  bottom: 15px;
  left: 17px;
  width: 2px;
  background-color: var(--color-bg-tertiary);
  z-index: 1;
}

.workflow-step {
  display: flex;
  gap: 1.5rem;
  position: relative;
  z-index: 2;
}

.workflow-indicator {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  border: 2px solid #ffffff;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.workflow-step.active .workflow-indicator {
  background-color: var(--color-accent-gold);
  color: #ffffff;
  box-shadow: 0 0 0 4px var(--color-accent-gold-light);
}

.workflow-step.completed .workflow-indicator {
  background-color: var(--color-accent-sage);
  color: #ffffff;
}

.workflow-info {
  padding-top: 0.25rem;
}

.workflow-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-brand-primary);
  margin-bottom: 0.25rem;
}

.workflow-step-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   12. FAQ ACCORDION
   ========================================================================== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 3rem auto 0;
}

.faq-item {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.faq-item[open] {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-focus);
}

.faq-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-brand-primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

.faq-item[open] .faq-summary::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   13. ADMIN DASHBOARD & LOGIN PORTAL
   ========================================================================== */
.admin-login-wrapper {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  padding: 2rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background-color: #ffffff;
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
}

/* Admin Shell Layout */
.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 80px);
  background-color: var(--color-bg-secondary);
}

.admin-sidebar {
  background-color: var(--color-bg-primary);
  border-right: 1px solid var(--color-border-glass);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.admin-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-menu-item button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-align: left;
  transition: var(--transition-fast);
}

.admin-menu-item button:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.admin-menu-item.active button {
  background-color: var(--color-accent-gold-light);
  color: var(--color-accent-gold-dark);
}

.admin-menu-item i {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.admin-body {
  padding: 2rem;
  overflow-y: auto;
  max-height: calc(100vh - 80px);
}

.admin-header-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border-glass);
  padding-bottom: 1rem;
}

.admin-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-tile {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-icon.gold { background-color: var(--color-accent-gold-light); color: var(--color-accent-gold-dark); }
.stat-icon.sage { background-color: var(--color-accent-sage-light); color: var(--color-accent-sage-dark); }
.stat-icon.blue { background-color: var(--color-accent-blue-light); color: var(--color-accent-blue-dark); }
.stat-icon.slate { background-color: var(--color-bg-tertiary); color: var(--color-brand-primary); }

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.1;
}

.stat-lbl {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

/* Data Table UI */
.table-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.table-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.table-search-input {
  max-width: 280px;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.table-wrapper {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 1rem 1.5rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.data-table th {
  background-color: var(--color-bg-secondary);
  font-weight: 700;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: var(--color-bg-secondary);
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.6fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  animation: fadeIn var(--transition-fast);
}

.modal-card {
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  background-color: #ffffff;
  border: 1px solid var(--color-border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  animation: scaleUp var(--transition-fast);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-close {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex-grow: 1;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.modal-card form {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  min-height: 0;
  overflow: hidden;
}

.lead-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.lead-detail-item {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--color-bg-tertiary);
  padding-bottom: 0.5rem;
}

.lead-detail-lbl {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.lead-detail-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 0.15rem;
}

.lead-detail-item.span-2 {
  grid-column: span 2;
  border-bottom: none;
}

/* ==========================================================================
   14. TOAST NOTIFICATIONS
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: #0f172a;
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  width: 320px;
  border-left: 4px solid var(--color-accent-gold);
  animation: slideInRight var(--transition-normal);
}

.toast.toast-success {
  border-left-color: var(--color-accent-sage);
}

.toast-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  color: var(--color-accent-gold);
}

.toast.toast-success .toast-icon {
  color: var(--color-accent-sage);
}

.toast-content {
  flex-grow: 1;
}

.toast-title {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.toast-msg {
  font-size: 0.8rem;
  color: #94a3b8;
  line-height: 1.4;
}

.toast-close {
  background: none;
  border: none;
  color: #475569;
  cursor: pointer;
  font-size: 0.85rem;
}

.toast-close:hover {
  color: #ffffff;
}

/* ==========================================================================
   15. ANIMATIONS
   ========================================================================== */
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   16. RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1200px) {
  .nav-links { display: none; }
  .burger-menu { display: flex; }
}

@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .cards-grid, .steps-grid, .grid-3 { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .admin-shell { grid-template-columns: 80px 1fr; }
  .admin-sidebar span { display: none; }
  .admin-sidebar i { font-size: 1.4rem; }
  .admin-stats-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-visual { aspect-ratio: 16/10; }
  .detail-grid, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .detail-sidebar-card { position: static; margin-top: 2rem; }
  .form-grid { grid-template-columns: 1fr; }
  .form-group.col-span-2 { grid-column: span 1; }
  .selection-cards { grid-template-columns: 1fr; }
  .admin-stats-bar { grid-template-columns: 1fr; }
  .filter-grid { grid-template-columns: 1fr; }
  .filter-grid button { width: 100%; }
  .footer-grid { grid-template-columns: 1fr !important; gap: 2rem !important; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2.2rem; }
  .cards-grid, .steps-grid { grid-template-columns: 1fr; }
  .section-padding { padding-top: 3rem; padding-bottom: 3rem; }
  .detail-specs-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .features-list { grid-template-columns: 1fr; }
}