/* ==========================================================================
   STANDARD CARBON — BLACK & WHITE AUGUSTUS THEME & STYLESHEET
   Typography: Poppins
   ========================================================================== */

:root {
  /* Color Palette - Black & White Architectural Monochrome */
  --bg-white: #FFFFFF;
  --bg-light-gray: #F8F9FA;
  --bg-card-light: #F4F5F7;
  --bg-dark-section: #0A0A0C;
  --bg-dark-card: #141417;

  --text-dark: #0A0A0C;
  --text-muted: #52525B;
  --text-dim: #A1A1AA;
  --text-white: #FFFFFF;

  --border-light: #E4E4E7;
  --border-dark: #27272A;

  --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;

  --container-max: 1280px;
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-white);
  color: var(--text-dark);
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  position: relative;
  background: var(--bg-white);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-white);
}
::-webkit-scrollbar-thumb {
  background: #A1A1AA;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #000000;
}

/* Utility Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

/* ==========================================================================
   PRELOADER
   ========================================================================== */
.preloader {
  position: fixed;
  inset: 0;
  background: #FFFFFF;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s;
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.preloader-content {
  text-align: center;
  width: 280px;
}

.preloader-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.loader-bar-bg {
  width: 100%;
  height: 4px;
  background: #E4E4E7;
  border-radius: 2px;
  overflow: hidden;
}

.loader-progress {
  width: 0%;
  height: 100%;
  background: #000000;
  border-radius: 2px;
  transition: width 0.1s linear;
}

/* ==========================================================================
   BRAND LOGO STYLING (Standard Carbon Logo)
   ========================================================================== */
.brand-logo, .preloader-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-dark);
}

.logo-text-wrap {
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: -0.3px;
  color: #000000;
}

.logo-bold {
  font-weight: 800;
  margin-left: 2px;
}

.light-text {
  color: #FFFFFF !important;
}

/* ==========================================================================
   HEADER NAVIGATION (AUGUSTUS STYLE - HIDDEN ON HERO, SHOWS AFTER HERO)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: transform 0.4s var(--transition-smooth), opacity 0.4s ease;
}

.hidden-header {
  opacity: 0;
  transform: translateY(-100%);
  pointer-events: none;
}

.visible-header {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: #000000;
  font-weight: 700;
}

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

/* Black Pill Button */
.btn-black-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 10px 22px;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid #000000;
}

.btn-black-pill:hover {
  background: #27272A;
  transform: translateY(-1px);
}

.btn-white-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  color: #000000;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-white-pill:hover {
  background: #E4E4E7;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.mobile-toggle span {
  width: 22px;
  height: 2px;
  background: #000000;
  border-radius: 2px;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-light);
  padding: 24px 32px;
  z-index: 999;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-link {
  color: var(--text-dark);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 8px 0;
}

/* ==========================================================================
   SCROLL-DRIVEN HTML5 VIDEO SECTIONS (ZERO GAP & NO OVERLAYS)
   ========================================================================== */
.scroll-anim-section {
  width: 100%;
  height: 100vh;
  position: relative;
  overflow: hidden;
  margin: 0;
  padding: 0;
  display: block;
  background: #000000;
}

.video-viewport {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  overflow: hidden;
}

.anim-video {
  width: 100%;
  height: 100vh;
  object-fit: cover;
  display: block;
  background: #000000;
  border: none;
  outline: none;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
}

/* Hide native controls and overlays completely */
video::-webkit-media-controls {
  display: none !important;
}
video::-webkit-media-controls-enclosure {
  display: none !important;
}

/* ==========================================================================
   FIXED EDITORIAL SECTIONS (WHITE & BLACK AUGUSTUS ARCHITECTURAL THEME)
   ========================================================================== */
.fixed-section {
  position: relative;
  padding: 140px 0;
  margin: 0;
  display: block;
}

.light-section {
  background: var(--bg-white);
  color: var(--text-dark);
}

.section-label-tag {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: block;
}

.section-label-tag.dark {
  color: #A1A1AA;
}

.main-display-title {
  font-size: 3.6rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 32px;
  max-width: 980px;
  color: #000000;
}

.section-lead-text {
  font-size: 1.3rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 860px;
  margin-bottom: 64px;
  font-weight: 400;
}

/* Augustus 2-Column Feature Layout */
.augustus-grid-col2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  border-top: 1px solid var(--border-light);
  padding-top: 48px;
  margin-bottom: 64px;
}

.augustus-feature-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.box-number {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.augustus-feature-box h3 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #000000;
}

.augustus-feature-box p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.quote-border-block {
  border-left: 3px solid #000000;
  padding-left: 32px;
  margin-top: 40px;
}

.quote-text {
  font-size: 1.4rem;
  font-weight: 500;
  color: #000000;
  line-height: 1.5;
  margin-bottom: 8px;
}

.quote-by {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* ==========================================================================
   STARK DARK CONTRAST SECTION (AUGUSTUS BLACK BLOCK)
   ========================================================================== */
.dark-contrast-section {
  background: var(--bg-dark-section);
  color: var(--text-white);
}

.section-header-block {
  margin-bottom: 64px;
}

.dark-section-title {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin: 12px 0 16px;
  color: #FFFFFF;
}

.dark-section-sub {
  color: var(--text-dim);
  font-size: 1.15rem;
  max-width: 680px;
}

.grid-3-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 64px;
}

.dark-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  padding: 36px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
}

.highlight-border {
  border-color: #FFFFFF;
}

.card-num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.dark-card h3 {
  font-size: 1.45rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.dark-card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.dark-check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dark-check-list li {
  font-size: 0.88rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dark-check-list li::before {
  content: '✓';
  color: #FFFFFF;
  font-weight: 800;
}

/* Sectors Grid */
.sectors-block {
  border-top: 1px solid var(--border-dark);
  padding-top: 48px;
  margin-bottom: 64px;
}

.sectors-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 24px;
}

.sectors-flex-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sector-tag {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.92rem;
  color: #FFFFFF;
  transition: all 0.2s ease;
}

.sector-tag:hover {
  background: #FFFFFF;
  color: #000000;
}

/* Compliance Box */
.compliance-box-dark {
  background: #18181B;
  border: 1px solid var(--border-dark);
  padding: 48px;
  border-radius: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
}

.alert-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #FFB800;
  margin-bottom: 8px;
  display: block;
}

.comp-info h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.comp-info p {
  color: var(--text-dim);
  font-size: 1rem;
  max-width: 600px;
}

/* ==========================================================================
   STATISTICS & METRICS (AUGUSTUS LIGHT STYLE)
   ========================================================================== */
.section-heading-large {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

.augustus-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.metric-box {
  background: var(--bg-light-gray);
  border: 1px solid var(--border-light);
  padding: 36px 24px;
  border-radius: 16px;
}

.metric-num {
  font-size: 3.5rem;
  font-weight: 800;
  color: #000000;
  line-height: 1;
  margin-bottom: 6px;
}

.metric-unit-text {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.metric-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 6px;
}

.metric-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* NYC Partner Box */
.partner-row-box {
  background: var(--bg-card-light);
  border: 1px solid var(--border-light);
  padding: 32px 40px;
  border-radius: 16px;
  margin-bottom: 48px;
}

.nyc-partner-info {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nyc-circle-badge {
  width: 52px;
  height: 52px;
  background: #000000;
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1.1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nyc-sub {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-muted);
}

.nyc-partner-info h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #000000;
}

.nyc-partner-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Partners Logos */
.partner-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: block;
  text-align: center;
}

.partner-text-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
  color: #71717A;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section-light {
  background: var(--bg-light-gray);
  border-top: 1px solid var(--border-light);
  padding: 100px 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.contact-heading {
  font-size: 2.8rem;
  font-weight: 800;
  margin: 12px 0 16px;
  color: #000000;
}

.contact-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 40px;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.c-detail-item strong {
  font-size: 1rem;
  color: #000000;
  display: block;
  margin-bottom: 4px;
}

.c-detail-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.clean-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  padding: 40px;
  border-radius: 20px;
}

.input-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

.input-field input,
.input-field select,
.input-field textarea {
  background: var(--bg-light-gray);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: #000000;
  transition: border-color 0.2s ease;
}

.input-field input:focus,
.input-field select:focus,
.input-field textarea:focus {
  outline: none;
  border-color: #000000;
}

.btn-black-submit {
  background: #000000;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
  margin-top: 10px;
}

.btn-black-submit:hover {
  background: #27272A;
}

/* ==========================================================================
   AUGUSTUS GIANT WATERMARK FOOTER
   ========================================================================== */
.augustus-footer {
  background: #0A0A0C;
  color: #FFFFFF;
  padding: 80px 0 30px;
  position: relative;
  overflow: hidden;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 64px;
  margin-bottom: 60px;
}

.footer-tagline {
  color: #A1A1AA;
  font-size: 0.95rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-links-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.f-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.f-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.f-col a, .f-col li {
  color: #A1A1AA;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.f-col a:hover {
  color: #FFFFFF;
}

.footer-legal-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-dark);
  font-size: 0.85rem;
  color: #71717A;
  margin-bottom: 40px;
}

/* Augustus Style Watermark Typography */
.giant-watermark-text {
  font-size: 7.5vw;
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 0.9;
  text-align: center;
  color: rgba(255, 255, 255, 0.07);
  user-select: none;
  text-transform: uppercase;
  margin-top: 20px;
}

/* ==========================================================================
   RESPONSIVE LAYOUT
   ========================================================================== */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }
  .mobile-menu { display: flex; }
  .augustus-grid-col2, .grid-3-cards, .contact-wrapper, .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .augustus-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .compliance-box-dark { flex-direction: column; align-items: flex-start; }
  .main-display-title { font-size: 2.6rem; }
}

@media (max-width: 640px) {
  .augustus-metrics-grid { grid-template-columns: 1fr; }
  .footer-links-cols { grid-template-columns: 1fr; gap: 32px; }
  .giant-watermark-text { font-size: 11vw; }
}