/* ==========================================================================
   INSTALLMENTS PRO (IMS) — Premium Dark Glassmorphic Design System
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #07090e;
  --bg-secondary: #0d121d;
  --bg-card: rgba(18, 24, 38, 0.7);
  --bg-card-hover: rgba(26, 34, 52, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(99, 102, 241, 0.3);

  /* Primary Brand Gradients */
  --brand-primary: #6366f1;
  --brand-secondary: #8b5cf6;
  --brand-cyan: #06b6d4;
  --brand-emerald: #10b981;
  --brand-amber: #f59e0b;
  --brand-rose: #f43f5e;

  --gradient-brand: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.3) 0%, rgba(139, 92, 246, 0.3) 100%);
  --gradient-card: linear-gradient(180deg, rgba(25, 33, 50, 0.6) 0%, rgba(13, 18, 29, 0.8) 100%);
  --gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);

  /* Text Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

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

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 30px -5px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 50px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 35px rgba(99, 102, 241, 0.35);
  --shadow-emerald: 0 0 25px rgba(16, 185, 129, 0.3);

  /* Transition Speeds */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Ambient Background Glow */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.45;
  animation: float 14s ease-in-out infinite alternate;
}

.orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.35) 0%, transparent 70%);
  top: -150px;
  left: 15%;
}

.orb-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.25) 0%, transparent 70%);
  top: 45%;
  right: -150px;
  animation-duration: 18s;
}

.orb-3 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.2) 0%, transparent 70%);
  bottom: 5%;
  left: -100px;
  animation-duration: 12s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.08); }
  100% { transform: translate(-20px, 30px) scale(0.95); }
}

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

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(7, 9, 14, 0.75);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition-normal);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--gradient-brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
}

.logo-badge {
  font-size: 0.65rem;
  font-weight: 800;
  background: var(--gradient-brand);
  padding: 2px 7px;
  border-radius: 5px;
  letter-spacing: 0.8px;
  color: #fff;
  vertical-align: middle;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  outline: none;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.55);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-emerald {
  background: var(--gradient-emerald);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.btn-emerald:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.55);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: 14px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 80px 0 100px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 60px;
}

.hero-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  color: #a5b4fc;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--brand-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--brand-emerald);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-client-note {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 100px;
  padding: 8px 16px;
  font-size: 0.82rem;
  color: #a7f3d0;
  margin-top: -16px;
  margin-bottom: 32px;
  max-width: fit-content;
}

.hero-client-note svg {
  flex-shrink: 0;
  color: #34d399;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.trust-item svg {
  color: var(--brand-emerald);
  flex-shrink: 0;
}

/* Hero Mockup Preview */
.hero-preview {
  position: relative;
  display: flex;
  justify-content: center;
}

.device-frame {
  position: relative;
  width: 320px;
  height: 640px;
  background: #000000;
  border-radius: 46px;
  border: 10px solid #1f2937;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8), 0 0 50px rgba(99, 102, 241, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.device-notch {
  width: 120px;
  height: 20px;
  background: #1f2937;
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
  margin: 0 auto;
}

.device-screen {
  flex: 1;
  background: linear-gradient(180deg, #111827 0%, #030712 100%);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.device-lock-banner {
  text-align: center;
  padding: 16px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 16px;
}

.lock-icon-wrap {
  width: 44px;
  height: 44px;
  background: rgba(239, 68, 68, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
  color: #f87171;
}

.lock-badge-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: #f87171;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.device-due-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 18px;
  margin: 14px 0;
}

.due-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.82rem;
}

.due-val {
  font-weight: 700;
  color: #ffffff;
}

.due-amount {
  font-size: 1.4rem;
  font-weight: 800;
  color: #38bdf8;
  text-align: center;
  margin: 10px 0;
}

.device-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-device {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* Floating Status Card */
.floating-badge {
  position: absolute;
  bottom: 30px;
  left: -30px;
  background: rgba(18, 24, 38, 0.9);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  padding: 14px 20px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 14px;
  animation: bounceSlow 4s ease-in-out infinite alternate;
}

@keyframes bounceSlow {
  0% { transform: translateY(0); }
  100% { transform: translateY(-12px); }
}

/* ==========================================================================
   Section Header
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--brand-primary);
  margin-bottom: 12px;
  display: inline-block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Apps Dual Showcase Section
   ========================================================================== */
.apps-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.app-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-glass);
  border-radius: 28px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: var(--transition-normal);
}

.app-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.15);
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: var(--transition-fast);
}

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

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.app-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(99, 102, 241, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
}

.app-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}

.app-title {
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.app-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
  margin-bottom: 28px;
}

.app-features-list {
  list-style: none;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.app-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-main);
}

.app-feature-item svg {
  color: var(--brand-emerald);
  flex-shrink: 0;
}

.app-footer {
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.app-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Features Bento Grid
   ========================================================================== */
.features-section {
  padding: 100px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 22px;
  padding: 32px;
  transition: var(--transition-normal);
}

.feature-box:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.18);
  background: var(--bg-card-hover);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #818cf8;
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Workflow Steps Section
   ========================================================================== */
.workflow-section {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: 22px;
  padding: 32px;
  position: relative;
}

.step-number {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 2.2rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.05);
  line-height: 1;
}

.step-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 20px;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Live Version Hub & Telemetry Bar
   ========================================================================== */
.version-hub {
  padding: 40px 0;
}

.hub-card {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(139, 92, 246, 0.05) 100%);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 20px;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.hub-info {
  display: flex;
  align-items: center;
  gap: 18px;
}

.hub-icon {
  width: 46px;
  height: 46px;
  background: rgba(99, 102, 241, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #818cf8;
}

.hub-title {
  font-weight: 700;
  font-size: 1.05rem;
}

.hub-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hub-stats {
  display: flex;
  gap: 32px;
}

.stat-item {
  text-align: right;
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dim);
}

.stat-val {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--brand-emerald);
}

/* ==========================================================================
   Downloads Hub
   ========================================================================== */
.download-section {
  padding: 100px 0;
}

.download-boxes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.dl-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.dl-box-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 4px 10px;
  border-radius: 100px;
}

.dl-box h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.dl-box p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.dl-details {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dl-provision-notice {
  background: rgba(99, 102, 241, 0.08);
  border: 1px dashed rgba(99, 102, 241, 0.35);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.82rem;
  color: #c7d2fe;
  line-height: 1.5;
}

.dl-provision-notice svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: #818cf8;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
  padding: 80px 0 120px;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-toggle-icon {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
  color: var(--brand-primary);
  flex-shrink: 0;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-glass);
  background: #05070a;
  padding: 60px 0 30px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 50px;
  }

  .hero-subtitle {
    margin: 0 auto 36px;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

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

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .floating-badge {
    left: 10px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .apps-grid,
  .download-boxes {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .hub-card {
    flex-direction: column;
    text-align: center;
  }

  .hub-stats {
    justify-content: center;
  }
}