/* ECONAN-Specific Styles */
@import './design-system.css';

/* =========================
   BASE STYLES
   ========================= */

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

body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-gray-800);
  background-color: white;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
}

code, pre {
  font-family: var(--font-family-mono);
}

/* =========================
   NAVIGATION
   ========================= */

.nav-main {
  background-color: var(--color-primary-600);
  color: white;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: var(--z-50);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.nav-brand {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: white;
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.nav-brand:hover {
  opacity: 0.9;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: white;
  transition: all var(--duration-normal) var(--ease-out);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-6);
  margin: 0;
  padding: 0;
}

.nav-item {
  margin: 0;
}

.nav-link {
  color: white;
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  display: block;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
}

/* Active page indicator */
.nav-link.active {
  background-color: rgba(255, 255, 255, 0.2);
  font-weight: var(--font-weight-semibold);
  border-bottom: 2px solid white;
}

.nav-link.active:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-primary-700);
    flex-direction: column;
    gap: 0;
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-normal) var(--ease-out);
  }

  .nav-menu.active {
    max-height: 400px;
  }

  .nav-link {
    padding: var(--space-3) var(--space-4);
  }

  /* Mobile active state */
  .nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
    border-left: 3px solid white;
    border-bottom: none;
  }
}

/* =========================
   HERO SECTION
   ========================= */

.hero {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
  padding: var(--space-20) 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-content {
    grid-template-columns: 2fr 1fr;
  }
}

.hero-text {
  animation: fade-in 0.6s ease-out;
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-700);
  margin-bottom: var(--space-4);
  line-height: var(--line-height-tight);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-3);
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

.hero-card {
  animation: fade-in 0.8s ease-out 0.2s both;
}

@media (max-width: 768px) {
  .hero {
    padding: var(--space-12) 0;
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
}

/* =========================
   SECTIONS
   ========================= */

.section {
  padding: var(--space-16) 0;
}

.section-alt {
  background-color: var(--color-gray-50);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-6);
  text-align: center;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  text-align: center;
  margin-bottom: var(--space-10);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-cta {
  text-align: center;
  margin-top: var(--space-10);
}

/* =========================
   GRID SYSTEM
   ========================= */

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* =========================
   PAM CARDS
   ========================= */

.card-pam {
  border-left: 4px solid;
  transition: all var(--duration-normal) var(--ease-out);
}

.card-pam-purpose {
  border-left-color: var(--color-primary-500);
}

.card-pam-purpose .card-title {
  color: var(--color-primary-700);
}

.card-pam-autonomy {
  border-left-color: var(--color-success-500);
}

.card-pam-autonomy .card-title {
  color: var(--color-success-700);
}

.card-pam-mastery {
  border-left-color: var(--color-warning-500);
}

.card-pam-mastery .card-title {
  color: var(--color-warning-700);
}

/* =========================
   CARD VARIANTS
   ========================= */

.card-header-primary {
  background-color: var(--color-primary-600);
  color: white;
}

.card-header-primary .card-title {
  color: white;
  margin: 0;
}

.card-header-success {
  background-color: var(--color-success-600);
  color: white;
}

.card-header-success .card-title {
  color: white;
  margin: 0;
}

.card-sector {
  cursor: pointer;
  border: 2px solid var(--color-gray-200);
}

.card-sector:hover {
  border-color: var(--color-primary-400);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card-week {
  position: relative;
  overflow: visible;
}

.week-number {
  position: absolute;
  top: -12px;
  right: var(--space-4);
  background-color: var(--color-primary-600);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  box-shadow: var(--shadow-md);
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: all var(--duration-normal) var(--ease-out);
}

.card-link:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

/* =========================
   ROLE & METHODOLOGY SECTIONS
   ========================= */

.role-section,
.methodology-section {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-primary-300);
}

.role-title,
.methodology-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-800);
  margin-bottom: var(--space-3);
}

.role-list,
.methodology-list {
  list-style: none;
  padding-left: 0;
}

.role-list li,
.methodology-list li {
  padding-left: var(--space-6);
  margin-bottom: var(--space-2);
  position: relative;
}

.role-list li::before,
.methodology-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-600);
  font-weight: bold;
}

/* =========================
   INFO LIST
   ========================= */

.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.info-list li:last-child {
  border-bottom: none;
}

.info-list strong {
  color: var(--color-primary-700);
  display: inline-block;
  min-width: 100px;
}

/* =========================
   FOOTER
   ========================= */

.footer {
  background-color: var(--color-gray-900);
  color: white;
  padding: var(--space-12) 0;
  margin-top: var(--space-20);
  border-top: 4px solid var(--color-primary-600);
}

.footer-content {
  text-align: center;
}

.footer-text {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
  color: var(--color-gray-100);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  font-style: italic;
}

/* =========================
   ANIMATIONS
   ========================= */

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

.animate-fade-in {
  animation: fade-in var(--duration-slow) var(--ease-out);
}

/* =========================
   UTILITIES
   ========================= */

.text-center {
  text-align: center;
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mt-10 {
  margin-top: var(--space-10);
}

/* =========================
   ACCESSIBILITY
   ========================= */

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

/* Skip to content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary-600);
  color: white;
  padding: var(--space-2) var(--space-4);
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: var(--z-modal);
}

.skip-link:focus {
  top: var(--space-4);
}

/* =========================
   PRINT STYLES
   ========================= */

@media print {
  .nav-main,
  .nav-toggle,
  .footer {
    display: none;
  }

  .card {
    break-inside: avoid;
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--color-gray-300);
  }

  .section {
    padding: var(--space-8) 0;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
  }
}

/* =========================
   DARK MODE SUPPORT (Future)
   ========================= */

@media (prefers-color-scheme: dark) {
  /* Dark mode styles would go here when implemented */
}

/* =========================
   REDUCED MOTION
   ========================= */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}