/*
 * VaultAI Public Website Stylesheet
 * Custom CSS with Premium, Trust-Blue Aesthetic
 * Responsive, Accessible, and Locally Contained (No External Resources)
 */

:root {
  --primary-color: #1e40af;       /* Deep Trust Blue */
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;       /* Soft Blue Tint */
  --accent-color: #0284c7;        /* Sky Accent */
  --text-primary: #0f172a;        /* Dark Slate */
  --text-secondary: #475569;      /* Muted Slate */
  --bg-color: #f8fafc;            /* Clean Page Background */
  --card-bg: #ffffff;
  --border-color: #e2e8f0;        /* Soft Border */
  --warning-bg: #fffbeb;          /* Amber Warning */
  --warning-border: #f59e0b;
  --warning-text: #78350f;
  --success-bg: #f0fdf4;          /* Green Success */
  --success-border: #22c55e;
  --success-text: #14532d;
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --transition-speed: 0.25s;
}

/* Base Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout Containers */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 4rem 0;
}

/* Header & Navigation */
header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.95);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4.5rem;
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.35rem;
  gap: 0.75rem;
}

.logo-link img {
  height: 2.25rem;
  width: 2.25rem;
  object-fit: contain;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-speed);
}

nav a:hover, nav a.active {
  color: var(--primary-color);
}

/* Hero Section */
.hero {
  background: radial-gradient(circle at top right, var(--primary-light) 0%, transparent 60%);
  padding: 5rem 0 4rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero h1 span {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 2.5rem auto;
}

.badge-on-device {
  display: inline-flex;
  align-items: center;
  background-color: var(--primary-light);
  color: var(--primary-color);
  padding: 0.4rem 1rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(30, 64, 175, 0.15);
}

/* Grid Layouts & Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem auto;
  font-size: 1.05rem;
}

/* Code & Flags Area */
.setup-guide {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2.5rem;
  margin-top: 2rem;
}

.setup-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.setup-steps li {
  position: relative;
  padding-left: 3rem;
}

.setup-steps li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.setup-steps {
  counter-reset: step-counter;
}

code {
  font-family: var(--font-mono);
  background-color: var(--bg-color);
  color: var(--primary-color);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  word-break: break-all;
}

pre {
  background-color: var(--text-primary);
  color: #f8fafc;
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin: 0.5rem 0 1rem 0;
}

pre code {
  background-color: transparent;
  color: inherit;
  border: none;
  padding: 0;
}

/* Warnings and Disclaimers styling */
.alert-box {
  border-left: 4px solid;
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.alert-box.warning {
  background-color: var(--warning-bg);
  border-color: var(--warning-border);
  color: var(--warning-text);
}

.alert-box.warning h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--warning-text);
}

.alert-box.info {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--text-primary);
}

.alert-box.info h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

/* FAQ Accordion-style layout */
.faq-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
}

.faq-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.faq-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Tables for Legal Pages */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.95rem;
  text-align: left;
}

th, td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-weight: 600;
}

tr:hover {
  background-color: rgba(248, 250, 252, 0.5);
}

/* Legal Pages Content Layout */
.legal-content {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 3rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  margin-top: 2rem;
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
}

.legal-content h1 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.legal-content .meta {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem 0;
  color: var(--text-primary);
  border-left: 4px solid var(--primary-color);
  padding-left: 0.75rem;
}

.legal-content h3 {
  font-size: 1.15rem;
  margin: 1.5rem 0 0.5rem 0;
  color: var(--text-primary);
}

.legal-content p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.legal-content ul, .legal-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--text-secondary);
}

.legal-content li {
  margin-bottom: 0.5rem;
}

/* Footer styling */
footer {
  background-color: var(--text-primary);
  color: #94a3b8;
  padding: 4rem 0 2rem 0;
  font-size: 0.9rem;
  margin-top: 4rem;
}

.footer-wrapper {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand h2 {
  color: white;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-brand h2 img {
  height: 2rem;
  width: 2rem;
}

.footer-links {
  display: flex;
  gap: 4rem;
}

.footer-column h4 {
  color: white;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.footer-column ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-column a {
  text-decoration: none;
  color: #94a3b8;
  transition: color var(--transition-speed);
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive Utilities */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.25rem;
  }
  
  .nav-wrapper {
    flex-direction: column;
    height: auto;
    padding: 1rem 0;
    gap: 1rem;
  }
  
  nav ul {
    gap: 1.5rem;
  }
  
  .footer-top {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .footer-links {
    gap: 2rem;
    flex-wrap: wrap;
  }
  
  .legal-content {
    padding: 1.5rem;
  }
}

/* ==========================================================================
   Form, Button, and Wizard Upgrades (Support Page)
   ========================================================================== */

/* Utility Transition classes */
.fade-in {
  animation: fadeIn 0.3s ease-in-out forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  gap: 0.5rem;
  font-family: var(--font-family);
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.2);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-secondary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--primary-light);
  border-color: rgba(30, 64, 175, 0.2);
  color: var(--primary-color);
}

.btn-outline {
  background-color: #ffffff;
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--primary-light);
}

.btn-icon-only {
  padding: 0.5rem;
  border-radius: 6px;
}

/* Form Styling */
.support-form-wrapper {
  margin-top: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-group label .required {
  color: #ef4444;
  margin-left: 0.15rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-family);
  color: var(--text-primary);
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.form-control::placeholder {
  color: #94a3b8;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.15);
}

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

/* Form Validation States */
.form-group.has-error .form-control {
  border-color: #ef4444;
}

.form-group.has-error .form-control:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.error-message {
  display: none;
  color: #ef4444;
  font-size: 0.8rem;
  margin-top: 0.35rem;
  font-weight: 500;
}

.form-group.has-error .error-message {
  display: block;
}

/* Troubleshooter Wizard Layout */
.wizard-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2.25rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  margin-bottom: 2.5rem;
}

.wizard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.wizard-title-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wizard-badge {
  background-color: var(--primary-light);
  color: var(--primary-color);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.wizard-progress {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.wizard-progress-bar-container {
  height: 6px;
  background-color: var(--border-color);
  border-radius: 9999px;
  margin-bottom: 2rem;
  overflow: hidden;
}

.wizard-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
  width: 25%;
  border-radius: 9999px;
  transition: width 0.3s ease-in-out;
}

.wizard-step {
  display: none;
}

.wizard-step.active {
  display: block;
}

.wizard-step h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.wizard-step p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.wizard-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.wizard-feedback-box {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border-radius: 8px;
  border-left: 4px solid;
  animation: fadeIn 0.25s ease-out;
}

.wizard-feedback-box.error {
  background-color: #fef2f2;
  border-color: #ef4444;
  color: #991b1b;
}

.wizard-feedback-box.error h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #991b1b;
}

.wizard-feedback-box.error p {
  color: #b91c1c;
  font-size: 0.9rem;
  margin: 0;
}

.wizard-feedback-box.info {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: #1e3a8a;
}

.wizard-feedback-box.info h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #1e3a8a;
}

.wizard-feedback-box.info p {
  color: #1e40af;
  font-size: 0.9rem;
  margin: 0;
}

.wizard-step-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* Success Card & Previews */
.success-card {
  text-align: center;
  padding: 2rem 1rem;
}

.success-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.success-icon svg {
  width: 2.25rem;
  height: 2.25rem;
}

.success-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.success-card p {
  color: var(--text-secondary);
  font-size: 0.975rem;
  max-width: 500px;
  margin: 0 auto 1.5rem auto;
}

.template-preview-box {
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
  text-align: left;
  margin: 1.5rem 0;
}

.template-preview-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.template-preview {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  background-color: #ffffff;
  border-radius: 6px;
}

/* Copy Toast Notification */
.copy-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--text-primary);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 1000;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.copy-toast svg {
  color: #22c55e;
}

/* Helper details info for checklist list items */
.contact-checklist-card {
  background-color: var(--primary-light);
  border: 1px solid rgba(30, 64, 175, 0.15);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2.5rem;
}

.contact-checklist-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.contact-checklist-card ul {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-checklist-card li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.contact-checklist-card li svg {
  position: absolute;
  left: 0;
  top: 0.2rem;
  color: var(--primary-color);
}