/* ==========================================================================
   NORVA STUDIO — INCOMING PLATFORM & LAUNCH ANNOUNCEMENT LANDING PAGE
   Brand & Aesthetic Ethos: Warm Architectural Minimalism & Swiss Modernism
   Palette: Linen Alabaster (#faf9fd), Obsidian (#1b1b1f), Warm Terracotta (#b85028)
   ========================================================================== */

:root {
  /* Surface & Canvas System */
  --bg: #faf9fd;
  --surface: #faf9fd;
  --surface-dim: #dbd9dd;
  --surface-bright: #faf9fd;
  --surface-lowest: #ffffff;
  --surface-low: #f5f3f7;
  --surface-container: #efedf1;
  --surface-high: #e9e7ec;
  --surface-highest: #e3e2e6;
  --surface-tint: #a13f18;
  --inverse-surface: #2f3034;
  --inverse-on-surface: #f2f0f4;

  /* Inks & Typography */
  --on-surface: #1b1b1f;
  --on-surface-variant: #57423b;
  --on-background: #1b1b1f;
  --secondary: #5e5e62;
  --on-secondary: #ffffff;
  --on-secondary-container: #626267;
  --outline: #8a726a;
  --outline-variant: #ddc0b7;
  --outline-hairline: rgba(221, 192, 183, 0.4);

  /* Primary Accent: Terracotta & Burnished Clay */
  --primary: #983912;
  --primary-hover: #7b2a09;
  --primary-container: #b85028;
  --on-primary: #ffffff;
  --on-primary-container: #fff2ee;
  --primary-fixed: #ffdbcf;
  --primary-fixed-dim: #ffb59c;
  --on-primary-fixed: #380c00;
  --on-primary-fixed-variant: #812901;

  /* Fonts */
  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing Tokens */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 28px;
  --space-xl: 48px;
  --space-2xl: 80px;
  --space-3xl: 120px;
  --gutter: 24px;
  --gutter-desktop: 40px;
  --margin: 20px;
  --margin-desktop: 48px;
  --max-width: 1480px;

  /* Border Radii */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions & Shadows */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 1px 3px rgba(27, 27, 31, 0.04), 0 1px 2px rgba(27, 27, 31, 0.02);
  --shadow-card: 0 4px 16px rgba(27, 27, 31, 0.06), 0 1px 4px rgba(27, 27, 31, 0.03);
  --shadow-float: 0 12px 36px rgba(27, 27, 31, 0.12), 0 2px 8px rgba(27, 27, 31, 0.04);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  color: var(--on-surface);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background-color: var(--primary-fixed);
  color: var(--on-primary-fixed);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--outline-variant);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--outline);
}

img, svg {
  display: block;
  max-width: 100%;
}

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

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

/* Material Symbols Integration */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
  display: inline-block;
  user-select: none;
}

/* Swiss Blueprint Grid Background */
.bg-swiss-grid {
  background-size: 24px 24px;
  background-image: 
    linear-gradient(to right, rgba(221, 192, 183, 0.22) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(221, 192, 183, 0.22) 1px, transparent 1px);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--margin);
  padding-right: var(--margin);
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--margin-desktop);
    padding-right: var(--margin-desktop);
  }
}

/* Typography Scales */
.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }
.font-mono { font-family: var(--font-mono); }

.text-display-xl {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4.25rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 400;
  color: var(--on-surface);
}

.text-headline-lg {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 400;
  color: var(--on-surface);
}

.text-headline-md {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
  font-weight: 400;
  color: var(--on-surface);
}

.text-headline-sm {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.45;
  font-weight: 600;
  color: var(--on-surface);
}

.text-body-lg {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--on-surface-variant);
}

.text-body-md {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--on-surface-variant);
}

.text-body-sm {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--secondary);
}

.text-label-mono {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ==========================================================================
   HEADER & TOP NOTICES
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background-color: rgba(250, 249, 253, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--outline-hairline);
  transition: all var(--transition-normal);
}

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

.brand-logo-img {
  height: 34px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition-fast);
}

.brand-link:hover .brand-logo-img {
  opacity: 0.85;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background-color: var(--primary-container);
  box-shadow: 0 0 0 0 rgba(184, 80, 40, 0.7);
  animation: pulse-ring 2s infinite;
  display: inline-block;
  flex-shrink: 0;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(184, 80, 40, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(184, 80, 40, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(184, 80, 40, 0); }
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 28px;
}

@media (min-width: 992px) {
  .nav-desktop { display: flex; }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  transition: color var(--transition-fast);
}

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

/* Minimalist Language Switcher Segment Toggle */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  background-color: var(--surface-low);
  border: 1px solid var(--outline-hairline);
  border-radius: var(--radius-full);
  padding: 3px;
  position: relative;
  user-select: none;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  color: var(--secondary);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1.2;
}

.lang-btn:hover {
  color: var(--on-surface);
}

.lang-btn.active {
  background-color: var(--surface-lowest);
  color: var(--primary);
  box-shadow: 0 1px 4px rgba(27, 27, 31, 0.08);
}

/* Button & Badge Primitives */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  user-select: none;
  white-space: nowrap;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 0.9375rem;
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--on-surface);
  border: 1px solid var(--outline-variant);
}

.btn-outline:hover {
  border-color: var(--primary-container);
  color: var(--primary-container);
  background-color: rgba(184, 80, 40, 0.04);
}

.btn-dark {
  background-color: var(--on-background);
  color: var(--bg);
  border: 1px solid var(--on-background);
}

.btn-dark:hover {
  background-color: var(--primary-container);
  border-color: var(--primary-container);
  color: var(--on-primary);
  transform: translateY(-1px);
}

/* Button Groups & Mobile Full-Width Symmetry */
.hero-btn-group,
.action-btn-group {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 12px;
  margin-top: 24px;
}

.hero-btn-group .btn,
.action-btn-group .btn {
  width: 100%;
  text-align: center;
}

@media (min-width: 640px) {
  .hero-btn-group,
  .action-btn-group {
    flex-direction: row;
    align-items: center;
    width: auto;
    margin-top: 28px;
    gap: 14px;
  }

  .hero-btn-group .btn,
  .action-btn-group .btn {
    width: auto;
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.badge-terracotta {
  background-color: var(--primary-container);
  color: var(--on-primary);
}

.badge-peach {
  background-color: var(--primary-fixed);
  color: var(--on-primary-fixed);
}

.badge-mono {
  background-color: var(--surface-container-high);
  color: var(--on-surface-variant);
}

/* ==========================================================================
   HERO & COMING SOON BANNER
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-2xl);
  overflow: hidden;
}

.incoming-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background-color: var(--surface-container-high);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-subtle);
}

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

@media (min-width: 1024px) {
  .hero-layout {
    grid-template-columns: 7fr 5fr;
    gap: var(--gutter-desktop);
  }
}

.hero-title span.italic-accent {
  font-style: italic;
  font-weight: 400;
  color: var(--primary);
}

/* Live Countdown Component */
.countdown-container {
  background-color: var(--surface-lowest);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline-variant);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.countdown-box {
  background-color: var(--surface-low);
  border: 1px solid var(--outline-hairline);
  border-radius: var(--radius-md);
  padding: 16px 8px;
  text-align: center;
}

.countdown-val {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3vw, 2.75rem);
  line-height: 1;
  color: var(--primary);
  font-weight: 600;
}

.countdown-lbl {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  color: var(--secondary);
  letter-spacing: 0.08em;
  margin-top: 6px;
  display: block;
}

/* ==========================================================================
   WHAT IS NORVA & WHAT THIS PLATFORM IS FOR
   ========================================================================== */
.section-pad {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.section-border-y {
  border-top: 1px solid var(--outline-hairline);
  border-bottom: 1px solid var(--outline-hairline);
}

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

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

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 6px;
  display: block;
}

/* What is Platform For Matrix (5 Core Agency Pillars) */
.services-five-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

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

@media (min-width: 1024px) {
  .services-five-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .services-five-grid > :nth-child(4) {
    grid-column: span 1;
  }
  .services-five-grid > :nth-child(5) {
    grid-column: span 2;
  }
}

.service-five-card {
  background-color: var(--surface-low);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline-hairline);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-subtle);
}

.service-five-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-container);
  background-color: var(--surface-lowest);
  box-shadow: var(--shadow-card);
}

.service-five-card.featured-service {
  background-color: var(--surface-lowest);
  border-color: var(--outline-variant);
}

.purpose-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

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

.purpose-card {
  background-color: var(--surface-low);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline-hairline);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.purpose-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-container);
  box-shadow: var(--shadow-card);
}

.purpose-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--primary-fixed);
  color: var(--on-primary-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

/* Dedicated Tiêu Chuẩn Kỹ Nghệ Section Grid */
.standards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

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

@media (min-width: 1024px) {
  .standards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .standards-grid > :nth-child(4) {
    grid-column: span 1;
  }
  .standards-grid > :nth-child(5) {
    grid-column: span 2;
  }
}

.standard-card {
  background-color: var(--surface-low);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline-hairline);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.standard-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-container);
  background-color: var(--surface-lowest);
  box-shadow: var(--shadow-card);
}

/* ==========================================================================
   TEASER PREVIEW OF THE INCOMING PLATFORM
   ========================================================================== */
.teaser-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

@media (min-width: 900px) {
  .teaser-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

.teaser-card {
  background-color: var(--surface-lowest);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--outline-hairline);
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
}

.teaser-img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--surface-dim);
}

.teaser-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teaser-overlay-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  gap: 6px;
}

.teaser-content {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* ==========================================================================
   DEVELOPMENT ROADMAP & MILESTONE TRACKER
   ========================================================================== */
.milestones-box {
  background-color: var(--surface-lowest);
  border-radius: var(--radius-lg);
  border: 1px solid var(--outline-hairline);
  padding: var(--space-xl);
  box-shadow: var(--shadow-subtle);
  margin-top: var(--space-xl);
}

.milestones-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}

.milestone-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background-color: var(--surface-low);
  border: 1px solid var(--outline-hairline);
}

.milestone-row.completed {
  border-color: rgba(74, 222, 128, 0.4);
  background-color: rgba(74, 222, 128, 0.05);
}

.milestone-row.current {
  border-color: var(--primary-container);
  background-color: rgba(255, 219, 207, 0.25);
}

.milestone-status-icon {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.milestone-row.completed .milestone-status-icon {
  color: #16a34a;
}

.milestone-row.current .milestone-status-icon {
  color: var(--primary);
}

.milestone-row.upcoming .milestone-status-icon {
  color: var(--secondary);
}

/* ==========================================================================
   VIP EARLY ACCESS WAITLIST
   ========================================================================== */
.waitlist-section {
  background-color: var(--surface-low);
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--outline-hairline);
}

.waitlist-card {
  background-color: var(--surface-lowest);
  border-radius: var(--radius-xl);
  border: 1px solid var(--outline-variant);
  box-shadow: var(--shadow-float);
  padding: var(--space-xl);
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.waitlist-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 24px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 600px) {
  .waitlist-form {
    grid-template-columns: 1fr 1fr;
  }
  .waitlist-form .full-col {
    grid-column: span 2;
  }
}

.waitlist-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background-color: var(--surface-low);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.waitlist-input:focus {
  border-color: var(--primary-container);
  background-color: #ffffff;
}

/* ==========================================================================
   DIRECT FOUNDER CONTACT & FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--surface-lowest);
  border-top: 1px solid var(--outline-variant);
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

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

@media (min-width: 900px) {
  .footer-inner-grid {
    grid-template-columns: 6fr 3fr 3fr;
    gap: var(--gutter-desktop);
  }
}

/* ==========================================================================
   INTERACTIVE & ENGAGEMENT ENHANCEMENTS
   ========================================================================== */

/* Ambient Warm Glow in Hero */
.hero-section::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -100px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 80, 40, 0.08) 0%, rgba(250, 249, 253, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

/* Scroll Reveal Animations */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered transition delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Enhanced Interactive Hover on Service Cards */
.service-five-card {
  position: relative;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.25s ease,
              background-color 0.25s ease;
}

.service-five-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(600px circle at var(--mouse-x, -999px) var(--mouse-y, -999px), rgba(184, 80, 40, 0.06), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.service-five-card:hover::after {
  opacity: 1;
}

.service-five-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 32px rgba(27, 27, 31, 0.08);
  border-color: rgba(184, 80, 40, 0.45);
}

.service-five-card:hover .purpose-icon-wrap {
  transform: scale(1.08) rotate(3deg);
  background-color: var(--primary-container);
  color: #ffffff;
}

.purpose-icon-wrap {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.3s ease,
              color 0.3s ease;
}

/* Philosophy benefit items interactive hover */
.countdown-container .benefit-item {
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.countdown-container .benefit-item:hover {
  background-color: var(--surface-low);
  transform: translateX(4px);
}

/* Button Subtle Glow & Interactive Polish */
.btn-dark {
  box-shadow: 0 4px 14px rgba(27, 27, 31, 0.15);
}

.btn-dark:hover {
  box-shadow: 0 8px 20px rgba(184, 80, 40, 0.25);
}

.btn-primary {
  box-shadow: 0 4px 14px rgba(184, 80, 40, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 8px 22px rgba(184, 80, 40, 0.35);
}

.btn-outline:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(27, 27, 31, 0.04);
}

/* Header scrolled state refinement */
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(27, 27, 31, 0.05);
  background-color: rgba(250, 249, 253, 0.96);
}

/* Navigation active indicator underline */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.25s ease;
  border-radius: 1px;
}

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

/* ==========================================================================
   INTERACTIVE LOADING SCREEN & PAGE REVEAL
   ========================================================================== */

/* Page Initial State during load */
body.is-loading {
  overflow: hidden !important;
}

body.is-loading main,
body.is-loading header,
body.is-loading footer {
  opacity: 0;
  transform: translateY(12px);
  filter: blur(4px);
}

body.is-loaded main,
body.is-loaded header,
body.is-loaded footer {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              filter 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Preloader Overlay */
.preloader-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: var(--bg);
  background-image: 
    linear-gradient(to right, rgba(221, 192, 183, 0.22) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(221, 192, 183, 0.22) 1px, transparent 1px);
  background-size: 24px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.75s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

.preloader-overlay.fade-out {
  opacity: 0;
  visibility: hidden;
  transform: scale(1.02);
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
  padding: 24px;
}

/* Logo container & keyframe animations */
.preloader-logo-wrapper {
  position: relative;
  overflow: hidden;
  padding: 6px 12px;
  opacity: 0;
  transform: translateY(16px) scale(0.96);
  animation: preloaderLogoAppear 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.15s forwards;
}

.preloader-logo-img {
  width: 170px;
  height: auto;
  display: block;
}

/* Shimmer shine over logo */
.preloader-shimmer {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.6) 50%,
    transparent 100%
  );
  animation: preloaderShimmer 1.8s infinite 0.6s;
  pointer-events: none;
}

/* Tagline fade in after logo */
.preloader-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  font-weight: 500;
  opacity: 0;
  transform: translateY(8px);
  animation: preloaderTextFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.45s forwards;
}

/* Subtle progress bar line */
.preloader-bar-wrap {
  width: 140px;
  height: 2px;
  background-color: var(--outline-hairline);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 6px;
  opacity: 0;
  animation: preloaderFadeSimple 0.6s ease 0.5s forwards;
}

.preloader-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-container));
  border-radius: 2px;
  animation: preloaderFill 1.3s cubic-bezier(0.4, 0, 0.2, 1) 0.35s forwards;
}

@keyframes preloaderLogoAppear {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes preloaderTextFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes preloaderFadeSimple {
  to {
    opacity: 1;
  }
}

@keyframes preloaderFill {
  0% { width: 0%; }
  60% { width: 75%; }
  100% { width: 100%; }
}

@keyframes preloaderShimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* ==========================================================================
   SUPPRESS NETLIFY BADGE & HUD IFRAME
   ========================================================================== */
#nl-badge-frame,
#nl-hud-frame,
iframe[id^="nl-"],
iframe[title="Powered by Netlify"],
iframe[title="Netlify"] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  width: 0 !important;
  height: 0 !important;
  position: absolute !important;
  clip-path: circle(0) !important;
  z-index: -9999 !important;
}