/* THEME VARIABLE ARCHITECTURE */
:root {
  /* Dark Mode Base Variables */
  --bg-color: #101726;
  --bg-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 0);
  --bg-size: 24px 24px;
  
  --primary: #0062b0;      
  --accent: #e05300;       
  
  --card-bg: #161f32;
  --text-main: #cbd5e1;
  --text-title: #ffffff;
  --text-italic: #64748b;
  
  --nav-bg: rgba(16, 23, 38, 0.85);
  --border-color: rgba(255, 255, 255, 0.05);
  --input-bg: #0f172a;
  --input-border: rgba(255, 255, 255, 0.1);
  --nav-link: #94a3b8;

  /* Layout Settings for Dark Mode */
  --card-shadow: none;
  --card-border: 1px solid rgba(255, 255, 255, 0.05);
  --card-padding: 32px 24px;
  --badge-bg: #161f32;
  --badge-border: 1px solid rgba(255, 255, 255, 0.05);

  /* Button specific variables */
  --btn-orange-bg: transparent;
  --btn-orange-color: var(--text-title);
  --btn-orange-border: 1px solid var(--input-border);
  --btn-orange-hover: var(--input-border);
  --btn-style: uppercase;
  --btn-letter-spacing: 0.5px;
  --btn-font-size: 13px;
  --btn-padding: 12px;
  --btn-radius: 6px;
  --btn-max-width: 100%;
}

[data-theme="light"] {
  /* Precise Light Mode Variables */
  --bg-color: #f4f9fd;
  --bg-image: linear-gradient(180deg, #e3f2fd 0%, #f4f9fd 100%);
  --bg-size: auto;
  
  --primary: #0062b0;      
  --accent: #e05300;       
  
  --card-bg: #ffffff;
  --text-main: #526b82;   
  --text-title: #1e354a;  
  --text-italic: #617d98;
  
  --nav-bg: rgba(255, 255, 255, 0.9);
  --border-color: rgba(0, 98, 176, 0.1);
  --input-bg: #f4f7fa;
  --input-border: rgba(0, 98, 176, 0.15);
  --nav-link: #526b82;

  /* Layout Settings for Light Mode */
  --card-shadow: 0 12px 32px rgba(30, 53, 74, 0.05);
  --card-border: 1px solid rgba(0, 0, 0, 0.05);
  --card-padding: 40px 32px;
  --badge-bg: #f4f7fa;
  --badge-border: none;

  /* Button specific variants */
  --btn-orange-bg: #fdf2ec;
  --btn-orange-color: var(--accent);
  --btn-orange-border: 1px solid rgba(224, 83, 0, 0.2);
  --btn-orange-hover: #fbe6da;
  --btn-style: normal;
  --btn-letter-spacing: normal;
  --btn-font-size: 16px;
  --btn-padding: 16px;
  --btn-radius: 8px;
  --btn-max-width: 420px;
}

/* GLOBAL RESETS */
html, body {
  width: 100%;
  margin: 0;
  padding: 0;
  overflow-x: hidden !important;
  background-color: var(--bg-color); 
  transition: background-color 0.3s ease, color 0.3s ease;
}

* {
  max-width: 100%;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  color: var(--text-main);
  background: var(--bg-image);
  background-size: var(--bg-size);
}

/* NAVIGATION */
.navbar {
  width: 100%;
  padding: 16px 32px;
  position: fixed;
  top: 0; left: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: background 0.3s ease, border-bottom 0.3s ease;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 6px;
}

.brand .title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--primary);
}

[data-theme="dark"] .brand .title {
  color: var(--text-title);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.navlinks {
  display: flex;
  gap: 24px;
}

.navlinks a {
  text-decoration: none;
  color: var(--nav-link);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.2s ease;
}

.navlinks a:hover { color: var(--primary); }
[data-theme="dark"] .navlinks a:hover { color: var(--text-title); }

.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-title);
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}
.theme-toggle-btn:hover {
  background: var(--input-border);
}
.theme-toggle-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* HERO */
.hero {
  margin-top: 140px;
  padding: 0 20px;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.hero p {
  font-size: 1.1rem;
  color: var(--nav-link);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 0;
}

/* PRICING & TRUST INDICATOR CARD */
.pricing-trust-card {
  background: var(--card-bg);
  border: var(--card-border);
  box-shadow: var(--card-shadow);
  border-radius: 16px;
  max-width: 540px;
  width: 92%;
  margin: 30px auto 10px auto;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  text-align: left;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.pricing-badge {
  background: rgba(224, 83, 0, 0.08);
  border: 1px dashed var(--accent);
  padding: 14px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 115px;
  text-align: center;
}

[data-theme="light"] .pricing-badge {
  background: #fdf2ec;
}

.price-amount {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}

.price-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-main);
  text-transform: uppercase;
  margin-top: 4px;
  letter-spacing: 0.3px;
}

.trust-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-title);
}

.feature-item svg {
  width: 18px;
  height: 18px;
  color: #22c55e; /* Trust Green indicator */
  flex-shrink: 0;
}

/* DASHBOARD GRID SYSTEM */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 900px;
  width: 92%;
  margin: 40px auto;
}

.db-card {
  background: var(--card-bg);
  border-radius: 16px;
  border: var(--card-border);
  padding: var(--card-padding);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

.db-card:hover {
  transform: translateY(-2px);
  border-color: var(--input-border);
}

.db-card.full-width-row {
  grid-column: span 2;
  max-width: 540px;
  width: 100%;
  justify-self: center;
}

.card-main-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.card-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
}
.card-icon svg { width: 100%; height: 100%; }

.db-card h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-title);
  margin: 0 0 12px 0;
}

.db-card p {
  font-size: 13.5px;
  color: var(--text-main);
  line-height: 1.6;
  margin: 0 0 24px 0;
}

/* BUTTON COMPONENTS */
.btn {
  width: 100%;
  max-width: var(--btn-max-width);
  padding: var(--btn-padding);
  border-radius: var(--btn-radius);
  font-size: var(--btn-font-size);
  font-weight: 600;
  text-transform: var(--btn-style);
  letter-spacing: var(--btn-letter-spacing);
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: background-color 0.2s ease, transform 0.1s ease, border-color 0.2s;
}
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }
  
.btn-primary { 
  background: var(--primary); 
  color: #fff; 
}
.btn-primary:hover { 
  background: #005294; 
}
.btn-primary svg { fill: currentColor; }

.btn-orange { 
  background: var(--btn-orange-bg); 
  color: var(--btn-orange-color);
  border: var(--btn-orange-border);
}
.btn-orange:hover { 
  background: var(--btn-orange-hover); 
}
.btn-orange svg { 
  stroke: currentColor; 
  fill: none; 
}
.btn:active { transform: scale(0.99); }

.card-footer-area {
  width: 100%;
}

/* MODAL INTERACTION INTERFACE */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 30, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  width: 100%;
  max-width: 460px;
  padding: 28px;
  position: relative;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

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

.modal-header h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-title);
  text-transform: uppercase;
}

.close-modal {
  background: transparent;
  border: none;
  color: var(--nav-link);
  font-size: 22px;
  cursor: pointer;
}
.close-modal:hover { color: var(--text-title); }

.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-label-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.form-group label {
  font-size: 13px;
  color: var(--text-title);
}

.label-hint {
  font-size: 11px;
  color: var(--nav-link);
}

.form-select, .form-input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 6px;
  padding: 12px;
  color: var(--text-title);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, background-color 0.3s, color 0.3s;
}

.form-input:focus, .form-select:focus { border-color: var(--primary); }
.form-input.input-error { border-color: #ef4444; }

/* ERROR HANDLING AND FORM VALIDATION WARNINGS */
.error-text { 
  color: #ff4d4d; 
  font-size: 11px; 
  margin-top: 4px; 
  display: none; 
}
[data-theme="light"] .error-text { 
  color: #cc0000; 
}

.price-box {
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--nav-link);
  transition: background-color 0.3s ease;
}
.price-box svg { width: 16px; height: 16px; color: var(--nav-link); }
.price-box strong { color: var(--text-title); }
.dynamic-fields { display: none; }

/* BADGES */
.badges {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.badge {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-italic);
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--badge-bg);
  border: var(--badge-border);
  padding: 6px 12px;
  border-radius: 6px;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* INSTRUCTIONS CONTAINER */
.steps-container {
  margin: 80px auto;
  max-width: 680px;
  padding: 0 20px;
}

.steps-container h2 {
  text-align: center;
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--text-title);
}

.step-box {
  background: var(--card-bg);
  padding: 32px;
  border-radius: 16px;
  border: var(--card-border);
  box-shadow: var(--card-shadow);
  text-align: center;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.step-box img {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: 8px;
  border: 1px solid #e4ecf3;
  margin-bottom: 24px;
}
[data-theme="dark"] .step-box img { border-color: transparent; }

.nav-arrows {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
}

.arrow-btn {
  background: var(--input-bg);
  color: var(--primary);
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
[data-theme="dark"] .arrow-btn { color: var(--text-title); border: 1px solid var(--input-border); }
.arrow-btn:hover:not(:disabled) { background: var(--input-border); }
.arrow-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* FOOTER ARCHITECTURE */
footer {
  background: #1e354a;
  padding: 48px 20px;
  text-align: center;
  margin-top: 100px;
  color: #90a4ae;
  font-size: 14px;
  line-height: 1.8;
  border-top: 4px solid var(--primary);
}

footer a { color: #ffffff; text-decoration: none; font-weight: 500; }
footer a:hover { text-decoration: underline; }

/* APP LAYOUT LOADING SPINNER */
#pageLoader {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-color);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, background-color 0.3s ease;
}
#pageLoader.show { opacity: 1; pointer-events: auto; }

.spinner {
  width: 44px;
  height: 44px;
  border: 4px solid var(--card-bg);
  border-top: 4px solid var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* STICKY CONVERSION FLOATING ACTION BUTTON (FAB) */
.mobile-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--accent);
  color: #ffffff;
  border: none;
  border-radius: 50px;
  padding: 14px 22px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(224, 83, 0, 0.4);
  cursor: pointer;
  z-index: 999;
  transform: scale(0);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.2s ease, background-color 0.2s;
}

.mobile-fab:hover {
  background: #c74a00;
}

.mobile-fab:active {
  transform: scale(0.95);
}

.mobile-fab svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* RESPONSIVE LAYOUTS & MOBILE VIEWPORTS */
@media (max-width: 768px) {
  .dashboard-grid { 
    grid-template-columns: 1fr; 
  }
  .db-card.full-width-row { 
    grid-column: span 1; 
  }
  
  .navbar {
    padding: 12px 16px;
    flex-direction: column;
    gap: 12px;
    position: absolute; /* Prevents sticky overlapping onto content on small displays */
  }
  .nav-actions { 
    width: 100%;
    justify-content: space-between;
    gap: 14px; 
  }
  .hero {
    margin-top: 145px; /* Aligns flawlessly with absolute position shift */
  }

  /* Make Mobile FAB Active on smaller viewports */
  .mobile-fab.visible {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
  }

  /* Responsive update for the pricing layout card on narrow screens */
  .pricing-trust-card {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .pricing-badge {
    width: 100%;
  }
  .feature-item {
    justify-content: center;
  }
}