/* ==========================================================================
   SRASTR TECHNOLOGIES - HIGH-TECH OBSIDIAN DARK DESIGN SYSTEM
   Linear / Vercel / Raycast Aesthetic for Android App Studio & Web Development
   ========================================================================== */

:root {
  /* High-Tech Dark Theme Colors */
  --bg-base: #030712;         /* Deepest midnight obsidian */
  --bg-surface: #0a0f1d;      /* Slightly elevated dark layer */
  --bg-card: rgba(15, 23, 42, 0.72); /* Glassmorphic card surface */
  --bg-card-hover: rgba(22, 33, 60, 0.85);
  --bg-glass-nav: rgba(10, 15, 29, 0.82);
  --bg-pill: rgba(255, 255, 255, 0.05);

  /* Text Hierarchy */
  --text-primary: #f8fafc;    /* Crisp bright white */
  --text-secondary: #94a3b8;  /* Refined slate */
  --text-tertiary: #64748b;   /* Muted technical gray */
  --text-muted: #475569;      /* Dark subtle slate */

  /* High-Voltage Luminous Accents */
  --accent-blue: #38bdf8;     /* Cyber Sky */
  --accent-indigo: #6366f1;   /* Electric Indigo */
  --accent-purple: #a855f7;   /* Radiant Violet */
  --accent-cyan: #06b6d4;     /* Quantum Cyan */
  --accent-emerald: #10b981;  /* Verified Emerald Pulse */
  --accent-amber: #f59e0b;    /* Sacred Vedic Amber (Saparya) */

  /* Gradients */
  --grad-hero-text: linear-gradient(135deg, #ffffff 25%, #cbd5e1 60%, #94a3b8 100%);
  --grad-accent-text: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
  --grad-saparya-text: linear-gradient(135deg, #fcd34d 0%, #f59e0b 50%, #d97706 100%);
  --grad-quantivo-text: linear-gradient(135deg, #38bdf8 0%, #6366f1 50%, #a855f7 100%);
  --grad-primary-btn: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #06b6d4 100%);
  --grad-card-glow: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(99, 102, 241, 0.12), transparent 40%);
  --grad-aurora: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.18) 0%, rgba(56, 189, 248, 0.08) 35%, transparent 70%);

  /* Borders & Glassmorphism */
  --border-subtle: rgba(255, 255, 255, 0.09);
  --border-highlight: rgba(255, 255, 255, 0.18);
  --border-active: rgba(99, 102, 241, 0.6);
  --border-cyan-active: rgba(6, 182, 212, 0.6);
  
  /* Shadows & Glows */
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.06);
  --shadow-hover: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 25px rgba(99, 102, 241, 0.2), 0 0 0 1px rgba(99, 102, 241, 0.4);
  --shadow-btn-glow: 0 0 20px rgba(99, 102, 241, 0.35);
  --shadow-phone: 0 25px 60px -15px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Geometry */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-pill: 9999px;

  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-base);
  color: var(--text-primary);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(circle at 50% -10%, rgba(99, 102, 241, 0.15), transparent 45%),
    radial-gradient(circle at 90% 20%, rgba(56, 189, 248, 0.08), transparent 35%),
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
  background-position: top center, top center, center center, center center;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   NAVIGATION (High-Tech Glassmorphic Bar)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-glass-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(6, 10, 20, 0.94);
  border-bottom-color: var(--border-highlight);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

/* Brand Identity */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #ffffff;
}

.brand-icon-box {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
  border: 1px solid rgba(129, 140, 248, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.35);
  transition: var(--transition);
}

.brand:hover .brand-icon-box {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.5);
  border-color: rgba(56, 189, 248, 0.6);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
}

/* Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: #ffffff;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-playstore-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-highlight);
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-playstore-pill:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  background: var(--grad-primary-btn);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  border: none;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
  transition: var(--transition);
  cursor: pointer;
}

.btn-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.6);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  cursor: pointer;
  padding: 6px;
}

/* ==========================================================================
   HERO SECTION (High-Tech Atmospheric Space)
   ========================================================================== */

.hero-section {
  position: relative;
  padding: 80px 0 60px;
  text-align: center;
  overflow: hidden;
}

.hero-ambient-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 450px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.22) 0%, rgba(56, 189, 248, 0.08) 40%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
}

/* Pulse Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.82rem;
  font-weight: 600;
  color: #a7f3d0;
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 10px #10b981; }
  50% { opacity: 0.4; transform: scale(0.85); box-shadow: 0 0 4px #10b981; }
}

.hero-badge .dev-id-tag {
  font-family: var(--font-mono);
  color: #34d399;
  font-size: 0.78rem;
}

/* Hero Typography */
.hero-title {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: #ffffff;
  margin-bottom: 24px;
}

.text-gradient {
  background: var(--grad-accent-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 36px;
}

.hero-subtitle strong {
  color: #ffffff;
  font-weight: 600;
}

/* Hero Actions */
.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.btn-primary-glow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  background: var(--grad-primary-btn);
  color: #ffffff;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 0 0 25px rgba(99, 102, 241, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.btn-primary-glow:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(56, 189, 248, 0.7);
}

.btn-secondary-glass {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-highlight);
  color: #ffffff;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

/* Hero Tech Metrics Strip */
.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 24px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  max-width: 980px;
  margin: 0 auto;
}

.metric-cell {
  text-align: left;
  padding: 0 16px;
  border-right: 1px solid var(--border-subtle);
}

.metric-cell:last-child {
  border-right: none;
}

.metric-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.metric-value .accent-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 8px var(--accent-blue);
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-weight: 500;
  line-height: 1.3;
}

/* ==========================================================================
   SECTION HEADINGS & LABELS
   ========================================================================== */

.section-spacer {
  padding: 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-blue);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}

.section-title {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 18px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   FEATURED APPS SHOWCASE (HIGH-TECH PRODUCT TILES)
   ========================================================================== */

.showcase-stack {
  display: flex;
  flex-direction: column;
  gap: 48px;
  margin-bottom: 48px;
}

/* Big Showcase Glass Card */
.product-hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 48px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.product-hero-card:hover {
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-hover);
}

/* Card Atmospheric Glow */
.card-glow-ambience {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.15;
}

.glow-saparya {
  top: -150px;
  right: -150px;
  background: radial-gradient(circle, #f59e0b, #d97706);
}

.glow-quantivo {
  top: -150px;
  right: -150px;
  background: radial-gradient(circle, #06b6d4, #6366f1);
}

/* Product Info Column */
.product-info-col {
  position: relative;
  z-index: 2;
}

.product-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.app-category-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.badge-saparya {
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
}

.badge-quantivo {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  border-color: rgba(56, 189, 248, 0.3);
}

.product-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #ffffff;
  margin-bottom: 10px;
}

.product-headline {
  font-size: 1.15rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 18px;
  line-height: 1.4;
}

.product-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

/* High-Tech Feature Points */
.product-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 30px;
}

.product-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: #e2e8f0;
}

.feature-check-icon {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #34d399;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

.check-saparya {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

.check-quantivo {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.35);
  color: #38bdf8;
}

/* Product Tech Specs Badges */
.tech-chips-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.tech-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

/* Product CTAs */
.product-cta-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-store-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  background: #ffffff;
  color: #030712;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-store-primary:hover {
  background: #f1f5f9;
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.4);
}

.btn-store-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-highlight);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-store-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

/* ==========================================================================
   HIGH-TECH DEVICE UI MOCKUPS (REALISTIC TITANIUM DARK SHELL)
   ========================================================================== */

.mockup-display-col {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 2;
}

.device-titanium-frame {
  width: 100%;
  max-width: 330px;
  border-radius: 42px;
  background: #111827;
  padding: 10px;
  box-shadow: var(--shadow-phone);
  border: 1px solid rgba(255, 255, 255, 0.16);
  position: relative;
  transition: transform 0.4s ease;
}

.device-titanium-frame:hover {
  transform: translateY(-6px) scale(1.02);
}

.device-inner-screen {
  background: #030712;
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 18px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 480px;
  position: relative;
}

/* Dynamic Island */
.device-island {
  width: 90px;
  height: 20px;
  background: #000000;
  border-radius: 20px;
  margin: 0 auto 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
}

.island-camera {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1e293b;
}

.island-sensor {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #0f172a;
}

/* Status Bar */
.device-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 600;
  color: #94a3b8;
  padding: 0 4px;
}

/* Screen In-App UI: Saparya */
.app-screen-saparya {
  background: linear-gradient(180deg, #181106 0%, #0d0a04 100%);
  border-radius: 20px;
  padding: 16px;
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.app-screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.app-screen-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.ritual-daily-badge {
  font-size: 0.65rem;
  font-weight: 700;
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.15);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.vedic-hero-widget {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
  text-align: center;
}

.vedic-sanskrit-glyph {
  font-size: 1.8rem;
  color: #fbbf24;
  margin-bottom: 4px;
  text-shadow: 0 0 15px rgba(245, 158, 11, 0.6);
}

.vedic-mantra-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.vedic-mantra-sub {
  font-size: 0.7rem;
  color: #cbd5e1;
  font-style: italic;
}

.step-guide-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 10px;
}

.step-guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 4px;
}

.step-guide-body {
  font-size: 0.76rem;
  color: #ffffff;
  font-weight: 500;
}

.audio-chant-player {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(245, 158, 11, 0.12);
  border-radius: 10px;
  padding: 8px 12px;
}

.chant-play-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #f59e0b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000000;
  font-size: 0.65rem;
}

.chant-progress-track {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  overflow: hidden;
}

.chant-progress-fill {
  width: 65%;
  height: 100%;
  background: #fbbf24;
}

/* Screen In-App UI: Quantivo Pro */
.app-screen-quantivo {
  background: linear-gradient(180deg, #091322 0%, #050a12 100%);
  border-radius: 20px;
  padding: 16px;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.quantivo-calc-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  background: rgba(255, 255, 255, 0.05);
  padding: 3px;
  border-radius: 8px;
}

.calc-tab {
  flex: 1;
  font-size: 0.65rem;
  font-weight: 600;
  text-align: center;
  padding: 4px;
  border-radius: 6px;
  color: #94a3b8;
}

.calc-tab.active {
  background: #0284c7;
  color: #ffffff;
}

.quantivo-stat-card {
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
}

.quantivo-stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 4px;
}

.quantivo-stat-val {
  font-size: 1.45rem;
  font-weight: 800;
  color: #38bdf8;
  letter-spacing: -0.02em;
}

.quantivo-stat-sub {
  font-size: 0.68rem;
  color: #34d399;
  font-weight: 600;
  margin-top: 2px;
}

.quantivo-chart-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 12px;
}

.chart-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: #64748b;
  margin-bottom: 6px;
}

.quantivo-chart-svg {
  width: 100%;
  height: 55px;
}

.privacy-local-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 6px;
  border-radius: 8px;
}

/* ==========================================================================
   SECONDARY APPS GRID (DOSEAS AI & TWILLAR)
   ========================================================================== */

.secondary-apps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.secondary-app-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.secondary-app-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-hover);
}

.secondary-app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.app-glyph-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.glyph-doseas {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981;
}

.glyph-twillar {
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.3);
  color: #a855f7;
}

.secondary-app-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.secondary-app-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* Store Callout Banner */
.dev-profile-banner {
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.7) 0%, rgba(15, 23, 42, 0.8) 100%);
  border: 1px solid rgba(129, 140, 248, 0.3);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.15);
}

.dev-banner-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.playstore-logo-box {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dev-banner-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.dev-banner-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.dev-banner-sub code {
  font-family: var(--font-mono);
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  padding: 2px 6px;
  border-radius: 4px;
}

/* ==========================================================================
   CLIENT ENGINEERING SERVICES (WEB & MOBILE APP SOLUTIONS)
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 25px rgba(99, 102, 241, 0.25);
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #818cf8;
  margin-bottom: 22px;
  transition: var(--transition);
}

.service-card:hover .service-icon-box {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.4);
  color: #38bdf8;
  transform: scale(1.05);
}

.service-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
}

.service-feature-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.service-bullet {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.service-bullet svg {
  color: #38bdf8;
  flex-shrink: 0;
}

/* ==========================================================================
   STUDIO ADVANTAGES / ENGINEERING PRINCIPLES
   ========================================================================== */

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.advantage-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.advantage-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-highlight);
}

.advantage-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 16px;
}

.advantage-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.advantage-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   CALL TO ACTION BANNER (LUMINOUS HIGH-VOLTAGE)
   ========================================================================== */

.cta-banner-wrapper {
  padding: 60px 0 100px;
}

.cta-banner-card {
  background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.3) 0%, rgba(15, 23, 42, 0.95) 75%);
  border: 1px solid rgba(129, 140, 248, 0.35);
  border-radius: var(--radius-xl);
  padding: 64px 40px;
  text-align: center;
  box-shadow: 0 0 50px rgba(99, 102, 241, 0.25);
  position: relative;
  overflow: hidden;
}

.cta-title {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 18px;
}

.cta-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.cta-buttons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   ABOUT PAGE COMPONENTS (STUDIO MANIFESTO & ACCORDION)
   ========================================================================== */

.about-editorial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 80px;
}

.editorial-story p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
}

.editorial-story p strong {
  color: #ffffff;
}

.manifesto-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(16px);
}

.manifesto-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.manifesto-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.manifesto-item:last-child {
  margin-bottom: 0;
}

.manifesto-item-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-blue);
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(56, 189, 248, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.manifesto-item-head {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.manifesto-item-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* FAQ Accordion */
.faq-accordion-stack {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-card.active {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 26px;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question-btn:hover {
  color: var(--accent-blue);
}

.faq-arrow {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
  color: var(--text-tertiary);
}

.faq-card.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--accent-blue);
}

.faq-answer-pane {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 26px 22px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 18px;
}

/* ==========================================================================
   CONTACT PAGE COMPONENTS (INTERACTIVE FORM & META CARDS)
   ========================================================================== */

.contact-layout-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 80px;
}

.contact-meta-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.meta-channel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  backdrop-filter: blur(16px);
  display: flex;
  gap: 16px;
  transition: var(--transition);
}

.meta-channel-card:hover {
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.channel-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #818cf8;
  flex-shrink: 0;
}

.channel-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-tertiary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.channel-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
  line-height: 1.4;
}

.channel-action-link {
  font-size: 0.85rem;
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.channel-action-link:hover {
  color: #7dd3fc;
  text-decoration: underline;
}

/* High-Tech Form Card */
.consultation-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
}

.form-group-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #cbd5e1;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

/* Interactive Project Chips */
.project-chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.project-chip {
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.project-chip:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border-color: var(--border-highlight);
}

.project-chip.selected {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--border-active);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

/* Form Fields */
.form-grid-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #cbd5e1;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(6, 10, 20, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-indigo);
  background: rgba(10, 15, 30, 0.95);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.35);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: #475569;
}

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

.btn-form-submit {
  width: 100%;
  padding: 15px;
  border-radius: var(--radius-pill);
  background: var(--grad-primary-btn);
  color: #ffffff;
  border: none;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-btn-glow);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.6);
}

.form-status-alert {
  display: none;
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}

.form-status-alert.success {
  display: block;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

/* ==========================================================================
   SITE FOOTER (HIGH-TECH OBSIDIAN SLATE)
   ========================================================================== */

.site-footer {
  background: #02040a;
  border-top: 1px solid var(--border-subtle);
  padding: 70px 0 30px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand-col p {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  line-height: 1.65;
  margin-top: 16px;
  max-width: 320px;
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  text-decoration: none;
  font-size: 0.88rem;
  color: var(--text-tertiary);
  transition: var(--transition);
}

.footer-links-list a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-dev-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.8rem;
  color: #cbd5e1;
  text-decoration: none;
  margin-top: 12px;
  transition: var(--transition);
}

.footer-dev-badge:hover {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(255, 255, 255, 0.08);
}

.footer-bottom-bar {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom-bar a {
  color: var(--text-tertiary);
  text-decoration: none;
  margin-left: 16px;
}

.footer-bottom-bar a:hover {
  color: #ffffff;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLETS & PHONES)
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  .product-hero-card {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 36px;
  }
  .mockup-display-col {
    order: -1;
  }
  .hero-metrics-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric-cell:nth-child(2) {
    border-right: none;
  }
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-editorial-grid {
    grid-template-columns: 1fr;
  }
  .contact-layout-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu, .nav-actions {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: #060a14;
    border-bottom: 1px solid var(--border-subtle);
    padding: 24px;
    gap: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
  }
  .nav-menu.mobile-open .nav-link {
    width: 100%;
    font-size: 1rem;
    padding: 10px 16px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .hero-metrics-bar {
    grid-template-columns: 1fr;
  }
  .metric-cell {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 12px;
  }
  .metric-cell:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
  .secondary-apps-grid, .services-grid {
    grid-template-columns: 1fr;
  }
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  .form-grid-row {
    grid-template-columns: 1fr;
  }
  .cta-title {
    font-size: 2rem;
  }
  .dev-profile-banner {
    flex-direction: column;
    text-align: center;
  }
  .dev-banner-left {
    flex-direction: column;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom-bar {
    flex-direction: column;
    text-align: center;
  }
}