/* ==========================================================================
   realestate.asenter.in — Layout System & Brand Integration
   Sleek Black Header for High Logo Visibility + Alternating Dark & Light Canvas
   ========================================================================== */

/* Top Scroll Progress Bar */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--color-accent-gradient);
  box-shadow: 0 0 12px var(--color-accent);
  z-index: calc(var(--z-header) + 10);
  transition: width 80ms ease-out;
}

/* Page Header & Navigation — Sleek Black Header for 100% Logo Visibility */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background-color: #0A0A08;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  transition: box-shadow var(--motion-fast);
}

.site-header.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brand-logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.powered-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-label);
  font-weight: 700;
  color: #D4D3CD;
  background-color: rgba(255, 255, 255, 0.08);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(248, 176, 0, 0.3);
  transition: all var(--motion-fast);
}

.powered-badge:hover {
  color: #FFFFFF;
  border-color: var(--color-accent);
  background-color: rgba(248, 176, 0, 0.2);
  transform: translateY(-1px);
}

@media (max-width: 640px) {
  .powered-badge {
    display: none;
  }
}

/* Nav Links for Dark Header */
.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: #A1A09A;
  transition: color var(--motion-instant);
}

.nav-link:hover {
  color: #FFFFFF;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
}

@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #FFFFFF;
  border-radius: 2px;
  transition: transform var(--motion-fast), opacity var(--motion-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 76px;
  left: 0;
  width: 100%;
  height: calc(100vh - 76px);
  background-color: #0A0A08;
  color: #FFFFFF;
  padding: var(--space-8);
  z-index: var(--z-header);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transform: translateX(100%);
  transition: transform var(--motion-base);
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer .nav-link {
  font-size: 1.125rem;
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #D4D3CD;
}

/* Section Layout Defaults — Full Light Canvas Base */
.section {
  padding-top: clamp(80px, 8vw, 128px);
  padding-bottom: clamp(80px, 8vw, 128px);
  position: relative;
  background-color: #FFFFFF;
}

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

/* Deep Obsidian Dark Section Architecture (High-Contrast Contrast Rhythm) */
.section-dark {
  background-color: #0A0A08;
  color: #FFFFFF;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.section-dark .section-title {
  color: #FFFFFF;
}

.section-dark .section-subtitle {
  color: #D4D3CD;
}

.section-dark .section-eyebrow {
  color: var(--color-accent-light);
}

.section-dark .card {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
}

.section-dark .card:hover {
  background-color: rgba(255, 255, 255, 0.07);
  border-color: var(--color-accent);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.section-dark .card p,
.section-dark .card li {
  color: #D4D3CD;
}

.section-dark .card h3,
.section-dark .card h4 {
  color: #FFFFFF;
}

.section-dark .card-alt {
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.section-dark .placeholder-box {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  color: #D4D3CD;
}

.section-header {
  margin-bottom: var(--space-16);
}

.section-eyebrow {
  font-size: var(--text-label);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-deep);
  margin-bottom: var(--space-3);
  display: inline-block;
}

.section-title {
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-body-lg);
  color: var(--color-ink-muted);
}

/* Hero Section Layout — Full White Canvas */
.hero-section {
  padding-top: clamp(64px, 6vw, 112px);
  padding-bottom: clamp(96px, 9vw, 144px);
  overflow: hidden;
  background-color: #FFFFFF;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--space-16);
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero-headline {
  margin-top: var(--space-3);
}

.hero-subheadline {
  font-size: var(--text-body-lg);
  font-weight: 600;
  color: var(--color-accent-deep);
}

.hero-body {
  font-size: var(--text-body);
  color: var(--color-ink-muted);
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

@media (min-width: 640px) {
  .hero-ctas {
    flex-direction: row;
    align-items: center;
  }
}

/* Trust Strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-6);
}

@media (min-width: 640px) {
  .trust-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-6);
  }
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.trust-item .check-icon {
  width: 16px;
  height: 16px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* Grids */
.grid-3col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3col {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .grid-2col {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }
}

/* Scroll Animation Engine Classes — Guaranteed Immediate Visibility */
.reveal-up,
.reveal-scale,
.reveal-on-scroll {
  opacity: 1;
  transform: translateY(0) scale(1);
  transition: opacity var(--motion-base), transform var(--motion-base);
}

body.js-reveal .reveal-up:not(.revealed) {
  opacity: 0;
  transform: translateY(24px);
}

body.js-reveal .reveal-scale:not(.revealed) {
  opacity: 0;
  transform: scale(0.96);
}

body.js-reveal .reveal-up.revealed,
body.js-reveal .reveal-scale.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Mouse Cursor Spotlight Glow Card */
.spotlight-card {
  position: relative;
  overflow: hidden;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(248, 176, 0, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity var(--motion-fast);
  pointer-events: none;
  z-index: 2;
}

.spotlight-card:hover::before {
  opacity: 1;
}

/* Sticky CTA Bar */
.sticky-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-sticky);
  background-color: rgba(10, 10, 8, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--color-ink-inverse);
  padding: var(--space-3) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateY(100%);
  transition: transform var(--motion-base);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.2);
}

.sticky-cta-bar.visible {
  transform: translateY(0);
}

.sticky-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.sticky-text {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-body-sm);
  font-weight: 600;
}

.sticky-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Footer Layout — Crisp Dark Footer for Logo Contrast */
.site-footer {
  background-color: #0A0A08;
  color: #FFFFFF;
  padding-top: var(--space-24);
  padding-bottom: var(--space-16);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-12);
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: var(--text-h4);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link {
  font-size: var(--text-body-sm);
  color: #A1A09A;
  transition: color var(--motion-instant);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
  font-size: var(--text-body-sm);
  color: #73726C;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}