/**
 * USWDS-Inspired CSS Improvements for Reavis for Sheriff
 * Based on U.S. Web Design System (USWDS) design principles
 * https://designsystem.digital.gov/
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
  /* Colors - Heritage Patriot Campaign Palette */
  /* Deep, authoritative navy - law enforcement professional */
  --color-primary: #0A3161;
  --color-primary-dark: #072347;
  --color-primary-darker: #04162d;
  --color-primary-light: #1a4a7a;
  
  /* Post Office Red - serious, traditional */
  --color-secondary: #B22234;
  --color-secondary-dark: #8f1b29;
  --color-secondary-darker: #6c141f;
  --color-secondary-light: #d63347;
  
  /* Badge Gold - trust, honor, Sheriff's star */
  --color-accent-warm: #C5A059;
  --color-accent-cool: #C5A059;
  
  --color-base-darkest: #1b1b1b;
  --color-base-darker: #2e2e2e;
  --color-base-dark: #565c65;
  --color-base: #71767a;
  --color-base-light: #a9aeb1;
  --color-base-lighter: #dfe1e2;
  --color-base-lightest: #f0f0f0;
  --color-white: #ffffff;
  
  /* Heritage White - softer, paper-like background */
  --color-heritage-white: #F9F9F9;
  
  /* Badge Gold accent */
  --color-badge-gold: #C5A059;
  
  --color-success: #00a91c;
  --color-warning: #ffbe2e;
  --color-error: #d54309;
  --color-info: #00bde3;
  
  /* Typography */
  --font-sans: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Montserrat', var(--font-sans);
  
  --font-size-3xs: 0.75rem;   /* 12px */
  --font-size-2xs: 0.8125rem; /* 13px */
  --font-size-xs: 0.875rem;   /* 14px */
  --font-size-sm: 0.9375rem;  /* 15px */
  --font-size-md: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.75rem;   /* 28px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.62;
  
  /* Spacing (based on 8px grid) */
  --spacing-0: 0;
  --spacing-05: 0.25rem;  /* 4px */
  --spacing-1: 0.5rem;    /* 8px */
  --spacing-105: 0.75rem; /* 12px */
  --spacing-2: 1rem;      /* 16px */
  --spacing-205: 1.25rem; /* 20px */
  --spacing-3: 1.5rem;    /* 24px */
  --spacing-4: 2rem;      /* 32px */
  --spacing-5: 2.5rem;    /* 40px */
  --spacing-6: 3rem;      /* 48px */
  --spacing-7: 3.5rem;    /* 56px */
  --spacing-8: 4rem;      /* 64px */
  --spacing-9: 4.5rem;    /* 72px */
  --spacing-10: 5rem;     /* 80px */
  
  /* Borders */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-pill: 9999px;
  
  /* Shadows */
  --shadow-none: none;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Focus outline */
  --focus-offset: 2px;
  --focus-width: 2px;
  --focus-color: var(--color-accent-cool);
}

/* ========================================
   Base / Reset Improvements
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-base-darkest);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Typography Improvements
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-top: 0;
  margin-bottom: var(--spacing-2);
  color: var(--color-base-darkest);
}

h1 {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(var(--font-size-xl), 3vw, var(--font-size-2xl));
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-2);
  max-width: 70ch; /* Optimal reading width */
}

/* Prose / Long-form text */
.prose {
  max-width: 70ch;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

.prose p {
  margin-bottom: var(--spacing-3);
}

/* Lead text */
.lead {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-normal);
  font-weight: 400;
}

/* ========================================
   Focus States (Accessibility)
   ======================================== */
/* Remove default focus outline */
:focus {
  outline: none;
}

/* Visible focus for keyboard navigation */
:focus-visible {
  outline: var(--focus-width) solid var(--focus-color);
  outline-offset: var(--focus-offset);
}

/* Alternative focus style for dark backgrounds */
.bg-dark :focus-visible,
[class*="bg-primary"] :focus-visible,
[class*="bg-old-glory"] :focus-visible,
[class*="bg-post-office"] :focus-visible {
  outline-color: var(--color-white);
}

/* ========================================
   Links
   ======================================== */
a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

a:visited {
  color: var(--color-primary-dark);
}

a:active {
  color: var(--color-primary-darker);
}

/* Navigation links - no underline by default */
nav a,
.nav-link {
  text-decoration: none;
}

nav a:hover,
.nav-link:hover {
  text-decoration: underline;
}

/* ========================================
   Buttons (USWDS-Inspired)
   ======================================== */
.btn,
button[type="submit"],
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-1);
  padding: var(--spacing-105) var(--spacing-205);
  font-family: var(--font-heading);
  font-size: var(--font-size-md);
  font-weight: 700;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  color: var(--color-white);
  background-color: var(--color-primary);
  border: 2px solid transparent;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: 
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

.btn:hover,
button[type="submit"]:hover,
input[type="submit"]:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  text-decoration: none;
}

.btn:active,
button[type="submit"]:active,
input[type="submit"]:active {
  background-color: var(--color-primary-darker);
}

.btn:focus-visible,
button[type="submit"]:focus-visible,
input[type="submit"]:focus-visible {
  outline: var(--focus-width) solid var(--focus-color);
  outline-offset: var(--focus-offset);
}

/* Secondary button */
.btn-secondary {
  background-color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
}

.btn-secondary:active {
  background-color: var(--color-secondary-darker);
}

/* Outline button */
.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Inverse outline (for dark backgrounds) */
.btn-outline-inverse {
  background-color: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-outline-inverse:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

/* Big button */
.btn-big {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-lg);
}

/* Disabled state */
.btn:disabled,
.btn[aria-disabled="true"],
button:disabled,
input[type="submit"]:disabled {
  background-color: var(--color-base-lighter);
  color: var(--color-base);
  cursor: not-allowed;
  pointer-events: none;
}

/* ========================================
   Form Elements (USWDS-Inspired)
   ======================================== */
label {
  display: block;
  margin-bottom: var(--spacing-1);
  font-weight: 600;
  color: var(--color-base-darkest);
  font-size: var(--font-size-md);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="url"],
textarea,
select {
  display: block;
  width: 100%;
  max-width: 30rem;
  padding: var(--spacing-1) var(--spacing-105);
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--color-base-darkest);
  background-color: var(--color-white);
  border: 1px solid var(--color-base);
  border-radius: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="url"]:focus,
textarea:focus,
select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary);
  outline: none;
}

/* Error state */
input.error,
textarea.error,
select.error {
  border-color: var(--color-error);
  border-width: 2px;
}

input.error:focus,
textarea.error:focus,
select.error:focus {
  box-shadow: 0 0 0 2px var(--color-error);
}

/* Checkbox and Radio improvements */
input[type="checkbox"],
input[type="radio"] {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: var(--spacing-1);
  accent-color: var(--color-primary);
  cursor: pointer;
}

input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
  outline: var(--focus-width) solid var(--focus-color);
  outline-offset: var(--focus-offset);
}

/* Textarea */
textarea {
  min-height: 10rem;
  resize: vertical;
}

/* Form help text */
.form-hint {
  display: block;
  margin-top: var(--spacing-05);
  font-size: var(--font-size-sm);
  color: var(--color-base-dark);
}

/* Form error message */
.form-error {
  display: block;
  margin-top: var(--spacing-05);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-error);
}

/* ========================================
   Cards
   ======================================== */
.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-body {
  padding: var(--spacing-3);
}

.card-header {
  padding: var(--spacing-2) var(--spacing-3);
  background-color: var(--color-base-lightest);
  border-bottom: 1px solid var(--color-base-lighter);
}

.card-footer {
  padding: var(--spacing-2) var(--spacing-3);
  background-color: var(--color-base-lightest);
  border-top: 1px solid var(--color-base-lighter);
}

/* ========================================
   Alert / Notice boxes
   ======================================== */
.alert {
  padding: var(--spacing-2) var(--spacing-3);
  border-left: 4px solid var(--color-info);
  background-color: #e7f6f8;
  margin-bottom: var(--spacing-3);
}

.alert-success {
  border-left-color: var(--color-success);
  background-color: #ecf3ec;
}

.alert-warning {
  border-left-color: var(--color-warning);
  background-color: #faf3d1;
}

.alert-error {
  border-left-color: var(--color-error);
  background-color: #f4e3db;
}

/* ========================================
   Section Spacing
   ======================================== */
.section {
  padding-top: var(--spacing-8);
  padding-bottom: var(--spacing-8);
}

.section-sm {
  padding-top: var(--spacing-5);
  padding-bottom: var(--spacing-5);
}

.section-lg {
  padding-top: var(--spacing-10);
  padding-bottom: var(--spacing-10);
}

/* ========================================
   Utilities
   ======================================== */
/* Text alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Font weights */
.font-normal { font-weight: 400; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Text transforms */
.uppercase { text-transform: uppercase; }
.capitalize { text-transform: capitalize; }

/* Text colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--color-base); }
.text-white { color: var(--color-white); }

/* Background colors */
.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-light { background-color: var(--color-base-lightest); }
.bg-white { background-color: var(--color-white); }

/* Visually hidden (accessible) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: var(--spacing-1) var(--spacing-2);
  background-color: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  z-index: 9999;
}

.skip-link:focus {
  top: 0;
}

/* ========================================
   Responsive Images
   ======================================== */
img {
  max-width: 100%;
  height: auto;
}

/* ========================================
   Smooth scroll target offset
   ======================================== */
:target {
  scroll-margin-top: 100px;
}

/* ========================================
   Selection styling
   ======================================== */
::selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  a,
  a:visited {
    text-decoration: underline;
  }
  
  a[href]::after {
    content: " (" attr(href) ")";
  }
  
  /* Don't show links for images or internal links */
  a[href^="#"]::after,
  a[href^="javascript:"]::after {
    content: "";
  }
  
  img {
    max-width: 100% !important;
    page-break-inside: avoid;
  }
  
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }
  
  p, h2, h3 {
    orphans: 3;
    widows: 3;
  }
  
  /* Hide navigation and non-essential elements */
  nav,
  .skip-link,
  button,
  .btn {
    display: none !important;
  }
}

/* ========================================
   Reduced Motion
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========================================
   High Contrast Mode Support
   ======================================== */
@media (forced-colors: active) {
  .btn,
  button {
    border: 2px solid currentColor;
  }
  
  input,
  textarea,
  select {
    border: 2px solid currentColor;
  }
}

/* ========================================
   Custom Campaign Enhancements
   ======================================== */

/* Hero section enhancements */
.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 10;
}

/* Quote styling */
blockquote {
  margin: var(--spacing-4) 0;
  padding: var(--spacing-3);
  padding-left: var(--spacing-4);
  border-left: 4px solid var(--color-secondary);
  font-size: var(--font-size-xl);
  font-style: italic;
  color: var(--color-base-dark);
  background-color: var(--color-base-lightest);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

blockquote cite {
  display: block;
  margin-top: var(--spacing-2);
  font-size: var(--font-size-md);
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
}

/* Value/Priority list styling */
.value-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.value-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-105);
  margin-bottom: var(--spacing-2);
  font-size: var(--font-size-lg);
}

.value-list li::before {
  content: "";
  flex-shrink: 0;
  width: 0.75rem;
  height: 0.75rem;
  margin-top: 0.4em;
  background-color: var(--color-secondary);
  border-radius: 50%;
}

/* Icon list (checkmarks) */
.icon-list {
  list-style: none;
  padding: 0;
}

.icon-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-105);
  margin-bottom: var(--spacing-2);
}

.icon-list .icon {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-primary);
}

/* Pillar/Priority cards */
.pillar-card {
  padding: var(--spacing-4);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-md);
  text-align: center;
  transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-4px);
  background-color: rgba(255, 255, 255, 0.15);
}

/* Loading/Spinner */
.loading {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 3px solid var(--color-base-lighter);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ========================================
   Footer Override
   ======================================== */
footer a,
footer .text-white {
  color: var(--color-white) !important;
  text-decoration: none;
}

footer a:hover {
  color: var(--color-secondary) !important; /* Red on hover */
  text-decoration: underline;
}