/* StreamFuse Brand Stylesheet */

/* ============================================
   CSS Custom Properties (Brand Colors)
   ============================================ */
:root {
  /* Core Brand Colors */
  --color-indigo: #7558FF;
  --color-purple: #D056FF;
  --color-coral: #EA4CB3;
  --color-amber: #FF9366;
  
  /* Neutral Palette */
  --color-text-primary: #1E1E2A;
  --color-text-secondary: #5B5E73;
  --color-text-muted-dark: #C2C7D8;
  --color-border: #E6E7EF;
  --color-background: #FFFFFF;
  --color-background-dark: #1B1C2D;
  --color-text-dark: #EDEDF5;
  
  /* Semantic Colors */
  --color-success: var(--color-purple);
  --color-info: var(--color-indigo);
  --color-warning: var(--color-amber);
  --color-warning-text: #8A4B12;
  --color-error: #D64545;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.06);
}

/* ============================================
   Typography
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text-primary);
  line-height: 1.7;
  font-weight: 400;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.3;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 1.75rem;
}

h3 {
  font-size: 1.25rem;
}

/* ============================================
   Layout
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* ============================================
   Header & Navigation
   ============================================ */
header {
  background-color: var(--color-background-dark);
  color: var(--color-text-dark);
  padding: var(--spacing-md) 0;
  margin-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.logo-container .logo-text {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

.logo-container .logo-image {
  height: 3.5rem;
  width: auto;
  display: block;
}

header h1 {
  font-size: 1.5rem;
  color: var(--color-text-dark);
}

nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

nav a {
  color: var(--color-text-dark);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s, opacity 0.2s;
}

nav a:hover {
  color: var(--color-purple);
}

nav a.nav-link-active {
  color: var(--color-purple);
  opacity: 1;
}

nav a.nav-link-active::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-indigo), var(--color-purple));
}

.nav-link-separator {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.25);
  margin: 0 0.2rem 0 0.35rem;
}

nav a.nav-link-docs {
  color: #F3EEFF;
  border: 1px solid rgba(208, 86, 255, 0.45);
  background: rgba(208, 86, 255, 0.16);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-size: 0.82rem;
  line-height: 1.2;
}

nav a.nav-link-docs:hover {
  color: #ffffff;
  border-color: rgba(208, 86, 255, 0.7);
  background: rgba(208, 86, 255, 0.28);
}

nav a.nav-link-docs.nav-link-active::after {
  display: none;
}

.app-shell {
  display: grid;
  grid-template-columns: 256px minmax(0, 1fr);
  min-height: calc(100vh - 88px);
  margin-top: calc(-1 * var(--spacing-xl));
  background: #F7F8FC;
}

.app-sidebar {
  background: #202134;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.5rem 1rem;
  color: var(--color-text-dark);
}

.app-sidebar-section + .app-sidebar-section {
  margin-top: 2rem;
}

.app-sidebar-heading {
  margin: 0 0 0.65rem 0.75rem;
  color: #B8ABFF;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-sidebar-link {
  display: block;
  padding: 0.68rem 0.8rem;
  border-radius: var(--radius-md);
  color: var(--color-text-muted-dark);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.25;
  transition: background-color 0.2s, color 0.2s;
}

.app-sidebar-link:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #FFFFFF;
}

.app-sidebar-link.active {
  background: var(--color-indigo);
  color: #FFFFFF;
}

.app-main {
  min-width: 0;
  padding: 1.75rem 2rem 2.5rem;
}

.nav-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-user form {
  margin: 0;
}

.nav-user button {
  background: none;
  border: none;
  color: var(--color-text-dark);
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
  padding: 0;
  font-family: inherit;
}

.nav-user button:hover {
  text-decoration: none;
  color: var(--color-purple);
}

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  color: var(--color-text-primary);
}

.card-primary {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  color: var(--color-text-primary);
}

.card-secondary {
  background: var(--color-background);
  box-shadow: var(--shadow-sm);
  color: var(--color-text-primary);
}

.card h2 {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-size: 1.75rem;
  font-weight: 600;
}

.card h3 {
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
  font-size: 1.25rem;
  font-weight: 600;
}

.card p {
  max-width: 60ch;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.card strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.page-intro > h2 {
  margin-bottom: 0.45rem;
}

.page-intro > p {
  margin-bottom: 0;
  color: var(--color-text-secondary);
  max-width: 72ch;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-indigo);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: inherit;
  transition: background-color 0.2s, transform 0.1s;
  line-height: 1.5;
}

.btn:hover {
  background-color: #6348E6;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  border: 1px solid var(--color-indigo);
  color: var(--color-indigo);
}

.btn-secondary:hover {
  background-color: rgba(117, 88, 255, 0.1);
  border-color: #6348E6;
  color: #6348E6;
}

.btn-success {
  background-color: var(--color-purple);
}

.btn-success:hover {
  background-color: #B845E6;
}

.btn-danger {
  background-color: var(--color-error);
}

.btn-danger:hover {
  background-color: #C03A3A;
}

/* ============================================
   Forms
   ============================================ */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-indigo);
  box-shadow: 0 0 0 3px rgba(117, 88, 255, 0.1);
}

/* ============================================
   Form help text + validation
   ============================================ */

/* Django typically renders password validator hints as <ul class="helptext">… */
.helptext {
  display: block;
  margin-top: var(--spacing-xs);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
}

/* Support both <ul class="helptext"> and <span class="helptext"><ul>… */
ul.helptext,
.helptext ul {
  margin-top: var(--spacing-xs);
  margin-bottom: 0;
  padding-left: 1.25rem;
  list-style: disc;
}

.helptext li {
  margin: 0.15rem 0;
}

/* Field-level errors like <ul class="errorlist"> */
ul.errorlist {
  list-style: none;
  padding-left: 0;
  margin: var(--spacing-xs) 0 0;
  color: var(--color-error);
  font-size: 0.875rem;
}

ul.errorlist li {
  margin: 0.15rem 0;
}

/* Explanatory text under inputs (we use <small> in a few templates) */
.form-group small {
  display: block;
  margin-top: var(--spacing-xs);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
}

/* ============================================
   Auth Forms
   ============================================ */
.auth-card {
  max-width: 480px;
  margin: 2rem auto;
}

.terms-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  color: var(--color-text-primary);
}

.terms-consent input[type="checkbox"] {
  width: auto;
  min-width: 1rem;
  height: 1rem;
  margin-top: 0.2rem;
  flex: 0 0 auto;
}

.terms-consent span {
  min-width: 0;
  font-size: 0.9rem;
  line-height: 1.45;
}

.auth-card a:not(.btn) {
  color: #6348E6;
  font-weight: 600;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

.auth-card a:not(.btn):hover {
  color: #D056FF;
}

.auth-switch-link {
  margin-top: 1rem;
  margin-bottom: 0;
}

/* ============================================
   Tables
   ============================================ */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-md);
}

.table-scroll {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.table-scroll table {
  margin-top: 0;
}

table th,
table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

table th {
  background-color: #F8F9FA;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.table-scroll table th {
  position: sticky;
  top: 0;
  z-index: 2;
}

table tr:hover {
  background-color: #FBFBFD;
}

/* ============================================
   Messages & Alerts
   ============================================ */
.messages {
  margin-bottom: var(--spacing-md);
}

.messages .message {
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.messages .success {
  background-color: rgba(208, 86, 255, 0.1);
  color: #8A2BE2;
  border: 1px solid rgba(208, 86, 255, 0.3);
}

.messages .error {
  background-color: rgba(214, 69, 69, 0.1);
  color: var(--color-error);
  border: 1px solid rgba(214, 69, 69, 0.3);
}

.messages .info {
  background-color: rgba(117, 88, 255, 0.1);
  color: var(--color-indigo);
  border: 1px solid rgba(117, 88, 255, 0.3);
}

.messages .warning {
  background-color: rgba(255, 147, 102, 0.1);
  color: var(--color-warning-text);
  border: 1px solid rgba(255, 147, 102, 0.3);
}

/* ============================================
   Badges
   ============================================ */
.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background-color: var(--color-indigo);
  color: white;
}

.badge-success {
  background-color: var(--color-purple);
  color: white;
}

.badge-secondary {
  background-color: var(--color-text-secondary);
  color: white;
}

/* ============================================
   Code Blocks
   ============================================ */
.code-block {
  background-color: #F8F9FA;
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.9rem;
  overflow-x: auto;
  position: relative;
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
}

.code-block .copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  background: var(--color-indigo);
  color: white;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  font-family: inherit;
}

.code-block .copy-btn:hover {
  background: #6348E6;
}

code {
  background-color: #F8F9FA;
  padding: 0.25rem 0.5rem;
  border-radius: 3px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.9em;
  border: 1px solid var(--color-border);
}

/* ============================================
   API Key Display
   ============================================ */
.api-key-display {
  background-color: #F8F9FA;
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  font-family: monospace;
  word-break: break-all;
  margin: var(--spacing-md) 0;
  border: 2px solid var(--color-indigo);
}

/* API key rows in dashboard */
.api-key-row {
  background: #F8F9FA;
}

.api-key-row-prefix {
  background: #FFFFFF;
}

/* ============================================
   Warnings & Info Boxes
   ============================================ */
.warning {
  background-color: rgba(255, 147, 102, 0.1);
  color: var(--color-warning-text);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 147, 102, 0.3);
  margin: var(--spacing-md) 0;
}

/* ============================================
   Checklist
   ============================================ */
.checklist {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.checklist-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 0;
  cursor: pointer;
  transition: background-color 0.2s;
  border-radius: var(--radius-sm);
  padding-left: var(--spacing-sm);
  margin-left: calc(-1 * var(--spacing-sm));
}

.checklist-item:hover {
  background-color: #F8F9FA;
}

.checklist-item a {
  text-decoration: none;
  color: inherit;
  display: flex;
  align-items: center;
  width: 100%;
}

.checklist-item.completed {
  color: var(--color-purple);
}

.checklist-item.pending {
  color: var(--color-text-secondary);
}

.checklist-checkbox {
  margin-right: 0.75rem;
  font-size: 1.2rem;
  width: 1.5rem;
  text-align: center;
  display: inline-block;
  font-weight: 600;
}

.checklist-item.completed .checklist-checkbox::before {
  content: "✓";
  color: var(--color-purple);
}

.checklist-item.pending .checklist-checkbox::before {
  content: "○";
  color: var(--color-text-secondary);
}

.checklist-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.75rem var(--spacing-sm);
  margin: 0 calc(-1 * var(--spacing-sm));
  border-radius: var(--radius-sm);
  transition: background-color 0.2s;
}

.checklist-item-row:hover {
  background-color: #F8F9FA;
}

.checklist-item.completed .checklist-item-row {
  opacity: 0.7;
}

.checklist-item-content {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.checklist-cta {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background-color: var(--color-indigo);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color 0.2s;
  margin-left: var(--spacing-md);
  cursor: pointer;
  position: relative;
  z-index: 10;
  pointer-events: auto;
  flex-shrink: 0;
  white-space: nowrap;
  width: auto;
  max-width: none;
}

.checklist-cta:hover {
  background-color: #6348E6;
}

.checklist-item.completed .checklist-cta {
  display: none;
}

/* ============================================
   Empty States
   ============================================ */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.empty-state h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
}

.empty-state p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   User Avatar & Dropdown
   ============================================ */
.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(117, 88, 255, 0.15);
  color: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background-color 0.2s;
}

.user-avatar:hover {
  background-color: rgba(117, 88, 255, 0.25);
}

.user-dropdown {
  position: relative;
}

.user-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--spacing-sm);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  z-index: 1000;
}

.user-dropdown-menu.show {
  display: block;
}

.user-dropdown-menu a,
.user-dropdown-menu form {
  display: block;
  padding: 0.75rem var(--spacing-md);
  color: var(--color-text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}

.user-dropdown-menu a:last-child,
.user-dropdown-menu form:last-child {
  border-bottom: none;
}

.user-dropdown-menu a:hover {
  background-color: #F8F9FA;
}

.user-dropdown-menu form {
  margin: 0;
}

.user-dropdown-menu button {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--color-text-primary);
  cursor: pointer;
  font-size: inherit;
  padding: 0;
  font-family: inherit;
}

.user-dropdown-menu button:hover {
  background-color: #F8F9FA;
}

/* ============================================
   Hero Section (Home Page)
   ============================================ */
.hero {
  text-align: center;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-2xl);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
  font-weight: 400;
}

.cta-button {
  display: inline-block;
  padding: var(--spacing-md) 2.5rem;
  background: var(--color-background);
  color: var(--color-indigo);
  text-decoration: none;
  border-radius: var(--radius-lg);
  font-size: 1.2rem;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-lg);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0,0,0,0.15);
  color: var(--color-indigo);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  width: 100%;
}

.feature-card {
  background: rgba(255, 255, 255, 0.95);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.feature-card h3 {
  color: var(--color-indigo);
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.feature-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

footer {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-dark);
  opacity: 0.9;
}

/* ============================================
   Dark Mode Support
   ============================================ */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: var(--color-background-dark);
    --color-text-primary: var(--color-text-dark);
    --color-text-secondary: rgba(237, 237, 245, 0.7);
    --color-border: rgba(255, 255, 255, 0.1);
  }
  
  .card {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  table th {
    background-color: rgba(255, 255, 255, 0.05);
  }
  
  table tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
  }
  
  .code-block {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  code {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  .api-key-display {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--color-indigo);
  }

  .api-key-row {
    background: rgba(255, 255, 255, 0.06);
  }

  .api-key-row-prefix {
    background: rgba(27, 28, 45, 0.6);
  }

  .auth-card a:not(.btn) {
    color: #B8ABFF;
  }
  
  .checklist-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
  }
  
  .checklist-item-row:hover {
    background-color: rgba(255, 255, 255, 0.05);
  }
  
  .user-dropdown-menu {
    background: rgba(27, 28, 45, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  .user-dropdown-menu a:hover,
  .user-dropdown-menu button:hover {
    background-color: rgba(255, 255, 255, 0.05);
  }

  .app-shell {
    background: var(--color-background-dark);
  }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 960px) {
  .app-shell {
    display: block;
  }

  .app-sidebar {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding: 0.85rem 1rem;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .app-sidebar-section {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex: 0 0 auto;
  }

  .app-sidebar-section + .app-sidebar-section {
    margin-top: 0;
  }

  .app-sidebar-heading {
    margin: 0 0.35rem 0 0;
    white-space: nowrap;
  }

  .app-sidebar-link {
    white-space: nowrap;
  }

  .app-main {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: var(--spacing-sm);
  }
  
  header .container {
    flex-wrap: wrap;
  }
  
  nav {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .nav-link-separator {
    display: none;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.25rem;
  }
  
  .features {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Password Strength Indicator
   ============================================ */
.password-strength {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: #F8F9FA;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.password-strength-bar {
  width: 100%;
  height: 6px;
  background: #E6E7EF;
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.password-strength-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s ease, background-color 0.3s ease;
  border-radius: 3px;
}

.password-strength-text {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
}

.password-requirements {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.password-requirements li {
  padding: 0.25rem 0;
  padding-left: 1.25rem;
  position: relative;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}

.password-requirements li:before {
  content: "○";
  position: absolute;
  left: 0;
  color: var(--color-text-secondary);
}

.password-requirements li.met:before {
  content: "✓";
  color: #28a745;
}

.password-requirements li.met {
  color: #28a745;
}