/* Ryan J. Rushing - Personal Website Styles
   Primary: Dark Orange (#C45D1E) | Secondary: White (#FFFFFF)
   Fox Motif Theme - Accessible & Modern
*/

/* ===== CSS Custom Properties ===== */
:root {
  --primary: #C45D1E;
  --primary-dark: #A34D18;
  --primary-light: #D97B3F;
  --primary-subtle: #FDF0E8;
  --secondary: #FFFFFF;
  --text-dark: #1A1A1A;
  --text-body: #333333;
  --text-muted: #6B6B6B;
  --bg-light: #FAFAFA;
  --bg-warm: #FFF8F3;
  --border-light: #E5E5E5;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --max-width: 1100px;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
  background-color: var(--secondary);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* ===== Skip Navigation (Accessibility) ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--secondary);
  padding: 0.75rem 1.5rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
  text-decoration: none;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--primary-dark);
  outline-offset: 2px;
}

/* ===== Focus Styles (Accessibility) ===== */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}

a:focus-visible, button:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.25;
  margin-top: 0;
}

h1 { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); font-weight: 600; }

p { margin-top: 0; margin-bottom: 1rem; }

a {
  color: var(--primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--transition);
}

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

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Header / Site Banner ===== */
.site-header {
  background: var(--secondary);
  border-bottom: 3px solid var(--primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0;
  padding-bottom: 0;
  min-height: 70px;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-dark);
}

.site-brand:hover { color: var(--primary); text-decoration: none; }

.site-brand svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.site-brand-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* ===== Navigation ===== */
.main-nav { display: flex; align-items: center; }

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  color: var(--text-dark);
}

.nav-toggle svg { display: block; }

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.25rem;
}

.nav-list a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text-body);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

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

.nav-list a[aria-current="page"] {
  font-weight: 700;
}

/* Mobile Nav */
@media (max-width: 768px) {
  .site-header .container { flex-wrap: wrap; }
  .nav-toggle { display: block; }

  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 0.5rem 0 1rem;
    gap: 0;
  }

  .nav-list.is-open { display: flex; }

  .nav-list a {
    padding: 0.75rem 1rem;
    border-radius: 0;
    border-bottom: 1px solid var(--border-light);
  }
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--secondary);
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 350px;
  height: 350px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}

.hero h1 {
  color: var(--secondary);
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.hero .tagline {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  opacity: 0.92;
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--secondary);
  border-color: rgba(255,255,255,0.5);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--secondary);
  color: var(--secondary);
}

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

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

/* ===== Section ===== */
.section {
  padding: 4rem 0;
}

.section-alt {
  background: var(--bg-warm);
}

.section-title {
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  max-width: 650px;
}

/* ===== Cards ===== */
.card {
  background: var(--secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--primary);
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

/* ===== Page Header ===== */
.page-header {
  background: var(--bg-warm);
  border-bottom: 1px solid var(--border-light);
  padding: 3rem 0;
}

.page-header h1 {
  margin-bottom: 0.25rem;
}

.page-header .breadcrumb {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Content Sections ===== */
.content-section {
  margin-bottom: 3rem;
}

.content-section h2 {
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--primary-subtle);
  margin-bottom: 1.5rem;
}

.content-section h3 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

/* About layout */
.about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .about-layout { grid-template-columns: 2fr 1fr; }
}

/* Education list */
.education-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.education-list li {
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--primary);
  margin-bottom: 0.75rem;
  background: var(--bg-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.education-list li strong {
  display: block;
  color: var(--text-dark);
}

/* ===== Portfolio ===== */
.portfolio-item {
  background: var(--secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: box-shadow var(--transition);
}

.portfolio-item:hover {
  box-shadow: var(--shadow-md);
}

.portfolio-item h3 {
  color: var(--primary);
}

.portfolio-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.portfolio-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg-light);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
}

.portfolio-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.portfolio-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--primary-subtle);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.portfolio-links a:hover {
  background: var(--primary-subtle);
}

/* Portfolio table */
.portfolio-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
}

.portfolio-table th,
.portfolio-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.portfolio-table th {
  background: var(--primary);
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.9rem;
}

.portfolio-table tr:hover td {
  background: var(--primary-subtle);
}

.portfolio-table a {
  font-weight: 600;
}

/* ===== Highlight / Skills list ===== */
.design-principles {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.75rem;
}

.design-principles li {
  padding: 0.85rem 1.25rem;
  background: var(--bg-light);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.95rem;
}

/* ===== Cool Things List ===== */
.highlights-list {
  list-style: none;
  padding: 0;
}

.highlights-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-light);
  padding-left: 1.75rem;
  position: relative;
}

.highlights-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1.1rem;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}

/* ===== Contact Form ===== */
.contact-form {
  max-width: 600px;
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition);
  background: var(--secondary);
  color: var(--text-body);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(196, 93, 30, 0.15);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-message {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.form-message.success {
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #A5D6A7;
}

.form-message.error {
  background: #FFEBEE;
  color: #C62828;
  border: 1px solid #EF9A9A;
}

/* Honeypot field - hidden from humans */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.7);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}

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

.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--secondary); }

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--secondary);
}

.footer-social svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 2rem;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}

/* ===== Utility ===== */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.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;
}

/* ===== Portfolio image ===== */
.portfolio-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  margin-bottom: 1rem;
}

/* ===== Print Styles ===== */
@media print {
  .site-header, .site-footer, .skip-link, .nav-toggle { display: none; }
  body { color: #000; background: #fff; }
  a { color: #000; text-decoration: underline; }
}