/* McMinn County Amateur Radio Club - Stylesheet */

:root {
  /* Colors - Light theme with Tennessee orange */
  --color-primary: #e38400;
  --color-primary-hover: #ff9d1a;
  --color-primary-light: #fff8e6;
  --color-primary-dark: #b86b00;

  --color-text: #2d3748;
  --color-text-muted: #718096;
  --color-text-light: #a0aec0;

  --color-bg: #ffffff;
  --color-bg-alt: #f7fafc;
  --color-bg-gray: #edf2f7;

  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e0;

  --color-success: #48d597;
  --color-error: #e5484d;
  --color-warning: #f5a623;

  /* Footer colors */
  --footer-bg: #2d3748;
  --footer-text: #e7e7e8;
  --footer-text-muted: rgba(255,255,255,0.85);
  --footer-text-dim: rgba(255,255,255,0.65);
  --footer-border: rgba(255,255,255,0.15);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', monospace;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Other */
  --max-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.12);
}

/* Dark mode colors */
[data-theme="dark"] {
  --color-text: #e7e7e8;
  --color-text-muted: #9b9fa1;
  --color-text-light: #6b6f71;

  --color-bg: #0f1419;
  --color-bg-alt: #1a1f24;
  --color-bg-gray: #232931;

  --color-border: #2a3038;
  --color-border-dark: #3a4048;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);

  /* Orange accents in dark mode */
  --color-primary-light: rgba(249, 77, 0, 0.15);

  /* Footer in dark mode */
  --footer-bg: #1a1f24;
  --footer-text: #e7e7e8;
  --footer-text-muted: rgba(255,255,255,0.75);
  --footer-text-dim: rgba(255,255,255,0.55);
  --footer-border: rgba(255,255,255,0.1);
}

/* Auto dark mode based on system preference */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-text: #e7e7e8;
    --color-text-muted: #9b9fa1;
    --color-text-light: #6b6f71;

    --color-bg: #0f1419;
    --color-bg-alt: #1a1f24;
    --color-bg-gray: #232931;

    --color-border: #2a3038;
    --color-border-dark: #3a4048;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);

    /* Orange accents in auto dark mode */
    --color-primary-light: rgba(249, 77, 0, 0.15);

    /* Footer in auto dark mode */
    --footer-bg: #1a1f24;
    --footer-text: #e7e7e8;
    --footer-text-muted: rgba(255,255,255,0.75);
    --footer-text-dim: rgba(255,255,255,0.55);
    --footer-border: rgba(255,255,255,0.1);
  }
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: var(--space-4);
  line-height: 1.3;
  color: var(--color-text);
  font-weight: 600;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }

p {
  margin-top: 0;
  margin-bottom: var(--space-4);
}

/* Links */
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Header */
.site-header {
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-border);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.site-logo {
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: transform 0.2s ease;
}

.site-logo:hover {
  transform: translateY(-1px);
  color: var(--color-text);
}

.site-logo .logo-image {
  height: 50px;
  width: auto;
  display: block;
  object-fit: contain;
}

.site-logo .logo-text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-logo .callsign {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.site-logo .site-name {
  font-size: 1.125rem;
  font-weight: 500;
}

/* Header actions (theme toggle + nav toggle) */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme toggle */
.theme-toggle {
  background: none;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  cursor: pointer;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  transition: all 0.2s ease;
  position: relative;
}

.theme-toggle:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.theme-toggle svg {
  position: absolute;
  transition: all 0.3s ease;
}

.theme-toggle .sun-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle .moon-icon {
  opacity: 0;
  transform: rotate(90deg) scale(0.8);
}

[data-theme="dark"] .theme-toggle .sun-icon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.8);
}

[data-theme="dark"] .theme-toggle .moon-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Navigation */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--color-text);
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--color-text);
  margin: 5px 0;
  transition: 0.3s;
  border-radius: 2px;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-2);
}

.nav-list a {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
}

.nav-list a:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

.nav-list a[aria-current="page"] {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* Main content */
main {
  padding: var(--space-8) 0;
  min-height: calc(100vh - 300px);
}

/* Hero section */
.hero {
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  padding: var(--space-16) 0;
  margin: calc(var(--space-8) * -1) 0 var(--space-8);
  text-align: center;
  position: relative;
  border-bottom: 3px solid var(--color-primary);
}

.hero .hero-logo {
  max-width: 200px;
  height: auto;
  margin: 0 auto var(--space-6);
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.hero h1 {
  color: var(--color-text);
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.hero h1 .callsign {
  color: var(--color-primary);
}

.hero .subtitle {
  font-size: 1.375rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  font-weight: 400;
}

.hero .verse {
  font-style: italic;
  margin-top: var(--space-6);
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  border-left: 4px solid var(--color-primary);
}

.hero .verse p {
  margin-bottom: var(--space-2);
  font-size: 1.125rem;
  color: var(--color-text-muted);
}

.hero .verse cite {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  font-style: normal;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.card {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all 0.2s ease;
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.card h3 a {
  color: var(--color-primary);
  font-weight: 600;
  transition: color 0.15s ease;
}

.card h3 a:hover {
  color: var(--color-primary-hover);
}

.card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

th, td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  background: var(--color-bg-gray);
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

tbody tr {
  transition: background 0.15s ease;
}

tbody tr:hover {
  background: var(--color-bg-alt);
}

tbody tr:last-child td {
  border-bottom: none;
}

/* Frequency styling */
.frequency {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}

.status-operational {
  color: var(--color-success);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.status-operational::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-success);
}

/* Callsign styling */
.callsign {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text);
}

/* Sponsors */
.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
  max-width: 600px;
}

.sponsor-card {
  background: #2d3748;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  transition: all 0.2s ease;
}

.sponsor-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  background: #3a4556;
}

.sponsor-logo {
  max-width: 100%;
  max-height: 80px;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* Info boxes */
.info-box {
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.info-box.important {
  background: var(--color-bg-alt);
  border-left-color: var(--color-warning);
}

/* Upcoming Event */
.upcoming-event {
  background: var(--color-bg);
  border: 3px solid var(--color-primary);
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
  box-shadow: var(--shadow-md);
  position: relative;
}

.upcoming-event::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.upcoming-event h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
  font-weight: 700;
}

.upcoming-event p {
  margin-bottom: var(--space-3);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.6;
}

.upcoming-event p:last-child {
  margin-bottom: 0;
}

.event-details {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4);
  margin: var(--space-6) 0;
  border-radius: var(--radius-md);
}

.event-detail-item {
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.event-detail-item:last-child {
  margin-bottom: 0;
}

.event-detail-item strong {
  color: var(--color-primary);
  display: inline-block;
  min-width: 80px;
}

/* Flyer Section */
.flyer-section {
  margin: var(--space-8) 0;
  text-align: center;
}

.flyer-wrapper {
  display: inline-block;
  max-width: 600px;
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--color-primary);
  overflow: hidden;
  transition: all 0.2s ease;
}

.flyer-wrapper:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 25px rgba(0,0,0,0.15);
}

.flyer-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.flyer-download {
  margin-top: var(--space-4);
}

/* Presentation Section */
.presentation-section {
  margin: var(--space-8) 0;
}

.presentation-wrapper {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding-bottom: 75%; /* 4:3 aspect ratio (3/4 = 75%) */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--color-border);
}

.presentation-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Footer */
.site-footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: var(--space-12) 0 var(--space-6);
  margin-top: var(--space-16);
  border-top: 4px solid var(--color-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-section h3 {
  color: var(--footer-text);
  font-size: 1.125rem;
  margin-bottom: var(--space-4);
  font-weight: 600;
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section li {
  margin-bottom: var(--space-2);
}

.footer-section a {
  color: var(--footer-text-muted);
  transition: color 0.15s ease;
  font-size: 0.9375rem;
}

.footer-section a:hover {
  color: var(--color-primary);
}

.footer-section p {
  color: var(--footer-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid var(--footer-border);
  padding-top: var(--space-6);
  text-align: center;
  font-size: 0.875rem;
  color: var(--footer-text-dim);
}

.footer-bottom a {
  color: var(--color-primary);
  transition: color 0.15s ease;
}

.footer-bottom a:hover {
  color: var(--color-primary-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-primary);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  line-height: 1;
}

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

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

/* Code blocks */
code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  background: var(--color-bg-alt);
  padding: 0.2em 0.4em;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  font-weight: 500;
}

pre {
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  overflow-x: auto;
  margin: var(--space-6) 0;
}

pre code {
  background: none;
  padding: 0;
  color: var(--color-text);
  font-weight: 400;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-3);
  }

  .header-content {
    position: relative;
  }

  .header-actions {
    gap: var(--space-2);
  }

  .theme-toggle {
    width: 36px;
    height: 36px;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    width: 100%;
    order: 3;
  }

  .main-nav.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-4);
  }

  .nav-list a {
    display: block;
    padding: var(--space-3) 0;
    border-radius: 0;
  }

  .site-logo .logo-image {
    height: 40px;
  }

  .site-logo .logo-text {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }

  .site-logo .callsign {
    font-size: 1.25rem;
  }

  .site-logo .site-name {
    font-size: 0.9375rem;
  }

  .hero {
    padding: var(--space-12) 0;
    margin: calc(var(--space-6) * -1) 0 var(--space-6);
  }

  .hero .hero-logo {
    max-width: 150px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .subtitle {
    font-size: 1.125rem;
  }

  .hero .verse {
    padding: var(--space-4);
  }

  .upcoming-event {
    padding: var(--space-6);
  }

  .upcoming-event h3 {
    font-size: 1.25rem;
  }

  .presentation-wrapper {
    max-width: 100%;
    border-radius: var(--radius-md);
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .sponsors-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  table {
    font-size: 0.875rem;
  }

  th, td {
    padding: var(--space-2) var(--space-3);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }

  .site-logo .logo-image {
    height: 35px;
  }

  .site-logo .callsign {
    font-size: 1.125rem;
  }

  .site-logo .site-name {
    font-size: 0.875rem;
  }

  .hero .hero-logo {
    max-width: 120px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }
}

/* Print styles */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle {
    display: none;
  }

  main {
    padding: 0;
  }

  .hero {
    background: none;
    color: var(--color-text);
    padding: var(--space-4) 0;
  }

  .hero h1 {
    color: var(--color-text);
  }

  a {
    color: var(--color-text);
    text-decoration: underline;
  }
}