/* === AGASA PROFESSIONAL DESIGN SYSTEM === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* AGASA Color Palette */
  --color-agasa-brown: #4e3c19;
  --color-agasa-green: #36b24a;
  --color-agasa-green-dark: #1a7c2e;
  --color-agasa-yellow: #ffe600;
  --color-agasa-yellow-dark: #b48a00;
  
  /* Professional Color Palette */
  --color-primary: var(--color-agasa-green);
  --color-primary-dark: var(--color-agasa-green-dark);
  --color-primary-light: #4ade80;
  --color-secondary: #64748b;
  --color-success: var(--color-agasa-green);
  --color-warning: var(--color-agasa-yellow-dark);
  --color-error: #dc2626;
  
  /* Neutral Colors */
  --color-white: #ffffff;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;
  
  /* Semantic Colors */
  --color-bg: var(--color-gray-50);
  --color-surface: var(--color-white);
  --color-text: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-border: var(--color-gray-200);
  --color-border-focus: var(--color-primary);
  
  /* Spacing & Layout */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  line-height: 1.6;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Top Navigation Bar - AGASA Brown */
.top-bar {
  background: var(--color-agasa-green);
  color: var(--color-white);
  font-size: 13px;
  padding: 8px 0;
  text-align: right;
  font-weight: 500;
  letter-spacing: 0.025em;
}


/* Info Bar - AGASA Green */
.info-bar {
  background: var(--color-agasa-green);
  color: var(--color-white);
  font-size: 14px;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  font-weight: 500;
}

.info-bar a {
  color: var(--color-white);
  text-decoration: underline;
  margin-left: 16px;
  font-weight: 600;
  transition: opacity var(--transition-fast);
}

.info-bar a:hover {
  opacity: 0.9;
}

.info-bar .info-icons {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Header */
.header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.95);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo i {
  font-size: 28px;
  color: var(--color-agasa-green);
}

.logo h1 {
  font-size: 24px;
  font-weight: 700;
  margin: 0;
  color: var(--color-agasa-green-dark);
  letter-spacing: -0.025em;
}

/* AGASA Logo */
.agasa-logo {
  height: 40px;
  width: auto;
  margin-left: 16px;
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast);
  display: block;
  max-width: 120px;
}

.agasa-logo:hover {
  transform: scale(1.05);
}

.header-stats {
  display: flex;
  gap: 32px;
  align-items: center;
}

.stat {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* Real-time stats update animation */
.stat.stats-updated {
  animation: statsUpdate 1s ease-out;
  color: var(--color-primary);
  font-weight: 600;
}

@keyframes statsUpdate {
  0% {
    transform: scale(1);
    color: var(--color-text-secondary);
  }
  50% {
    transform: scale(1.1);
    color: var(--color-primary);
  }
  100% {
    transform: scale(1);
    color: var(--color-text-secondary);
  }
}

.stat-label {
  font-size: 13px;
  color: var(--color-gray-500);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#online-status {
  font-weight: 600;
  color: var(--color-success);
  transition: color var(--transition-fast);
}

#online-status.offline {
  color: var(--color-error);
}

/* Main Content */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* Hero Section - AGASA Gradient */
.hero {
  text-align: center;
  margin-bottom: 48px;
  background: none;
  border-radius: 0;
  box-shadow: none;
  padding: 48px 0 0 0;
  color: var(--color-text);
}

.hero-content h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.025em;
  color: #000;
}

.hero-content p {
  font-size: 18px;
  margin-bottom: 24px;
  color: #000;
  font-weight: 500;
}

/* Form Styles */
.submission-form {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 32px;
  margin: 0 auto 48px auto;
  max-width: 600px;
  border: 2px solid var(--color-agasa-green);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.form-group label {
  font-weight: 600;
  color: var(--color-agasa-green-dark);
  font-size: 14px;
}

.form-group textarea {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  font-size: 16px;
  font-family: inherit;
  resize: vertical;
  min-height: 120px;
  transition: all var(--transition-fast);
  background: var(--color-white);
  color: var(--color-text);
}

.form-group textarea:focus {
  border-color: var(--color-agasa-green);
  outline: none;
  box-shadow: 0 0 0 3px rgb(54 178 74 / 0.1);
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
}

.char-count {
  color: var(--color-agasa-green);
  font-size: 13px;
  font-weight: 500;
}

/* Button Styles - AGASA Yellow */
.btn {
  background: var(--color-agasa-yellow);
  color: var(--color-agasa-yellow-dark);
  border: none;
  border-radius: var(--radius-lg);
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.025em;
  text-decoration: none;
  font-family: inherit;
}

.btn:hover, .btn:focus {
  background: #fffde4;
  color: var(--color-agasa-green-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-agasa-green);
  border: 1px solid var(--color-agasa-green);
  box-shadow: none;
}

.btn-outline:hover, .btn-outline:focus {
  background: var(--color-agasa-yellow);
  color: var(--color-agasa-yellow-dark);
  border-color: var(--color-agasa-yellow);
}

.btn-outline.active {
  background: var(--color-agasa-yellow);
  color: var(--color-agasa-yellow-dark);
  border-color: var(--color-agasa-yellow);
}

/* Filter Controls */
.filter-controls {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

/* Ideas Section */
.ideas-section {
  margin-top: 48px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.section-header h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-agasa-green-dark);
  margin: 0;
}

.ideas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 24px;
}

/* Idea Cards */
.idea-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 24px;
  border: 2px solid var(--color-agasa-green);
  position: relative;
  transition: all var(--transition-fast);
}

.idea-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--color-agasa-yellow);
}

.idea-card.pending {
  opacity: 0.7;
  border: 2px dashed var(--color-agasa-yellow);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.7; }
  50% { opacity: 1; }
  100% { opacity: 0.7; }
}

.pending-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-agasa-yellow);
  color: var(--color-agasa-yellow-dark);
  padding: 4px 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  z-index: 2;
}

.idea-content {
  font-size: 16px;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.6;
}

.idea-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.idea-date {
  display: flex;
  align-items: center;
  gap: 6px;
}

.idea-votes {
  display: flex;
  gap: 8px;
}

/* Vote Buttons */
.vote-btn {
  background: var(--color-gray-100);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
  transform: scale(1);
}

.vote-btn:hover, .vote-btn:focus {
  background: var(--color-agasa-green);
  color: var(--color-white);
  border-color: var(--color-agasa-green);
}

.vote-btn.upvoted {
  background: var(--color-agasa-green);
  color: var(--color-white);
  border-color: var(--color-agasa-green);
}

.vote-btn.downvoted {
  background: var(--color-error);
  color: var(--color-white);
  border-color: var(--color-error);
}

/* Enhanced voting states */
.vote-btn.voting {
  opacity: 0.7;
  cursor: not-allowed;
  transform: scale(0.95);
  transition: all var(--transition-fast);
}

.vote-btn.vote-success {
  animation: voteSuccess 0.5s ease-out;
  box-shadow: 0 0 0 4px rgba(54, 178, 74, 0.2);
}

@keyframes voteSuccess {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.vote-count {
  font-weight: 700;
  min-width: 20px;
  text-align: center;
  transition: all var(--transition-fast);
}

/* Real-time update indicators */
.vote-count.updating {
  color: var(--color-primary);
  font-weight: 700;
  transform: scale(1.1);
}

/* Vote button hover effects */
.vote-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.vote-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Loading States */
.loading {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 48px 0;
}

.hidden {
  display: none;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-gray-200);
  border-top: 3px solid var(--color-agasa-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.no-ideas {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 48px 0;
}

.no-ideas i {
  font-size: 48px;
  margin-bottom: 16px;
  color: var(--color-agasa-green);
}

.no-ideas h4 {
  font-size: 18px;
  color: var(--color-agasa-green-dark);
  margin-bottom: 8px;
  font-weight: 600;
}

/* Footer - AGASA Brown */
.footer {
  background: var(--color-agasa-green);
  color: var(--color-white);
  padding: 48px 0 24px 0;
  margin-top: 64px;
  border-top: 1px solid var(--color-gray-800);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-info p {
  color: var(--color-agasa-yellow);
  font-size: 14px;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  color: var(--color-gray-300);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--color-agasa-yellow);
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.modal.show {
  display: flex;
  animation: fadeIn 0.2s;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 480px;
  width: 95vw;
  padding: 32px;
  animation: slideIn 0.2s;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-agasa-green-dark);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 20px;
  cursor: pointer;
  border-radius: 50%;
  padding: 8px;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--color-gray-100);
  color: var(--color-text);
}

.modal-body {
  padding: 0;
}

.qr-code-container {
  text-align: center;
  margin-bottom: 24px;
}

.qr-code-container img {
  max-width: 240px;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.qr-instructions {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 14px;
  margin-bottom: 24px;
}

/* QR Share Actions */
.qr-share-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.qr-share-actions .btn {
  font-size: 13px;
  padding: 8px 16px;
  min-width: 120px;
}

.qr-share-actions .btn i {
  margin-right: 6px;
}

/* QR URL Display */
.qr-url-display {
  margin-top: 20px;
  padding: 16px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.qr-url-display p {
  margin: 0 0 12px 0;
  color: var(--color-text);
  font-size: 14px;
}

.url-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.url-container input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-size: 13px;
  background: var(--color-white);
  color: var(--color-text);
  font-family: monospace;
}

.url-container input:focus {
  outline: none;
  border-color: var(--color-agasa-green);
  box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
}

.btn-copy-url {
  background: var(--color-agasa-green);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 8px 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
}

.btn-copy-url:hover {
  background: var(--color-agasa-green-dark);
  transform: scale(1.05);
}

.btn-copy-url:active {
  transform: scale(0.95);
}

.btn-copy-url.copied {
  background: var(--color-success);
}

.btn-copy-url.copied i {
  animation: copySuccess 0.3s ease-in-out;
}

@keyframes copySuccess {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-agasa-green);
}

.stat-icon {
  width: 40px;
  height: 40px;
  background: var(--color-agasa-green);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 16px;
}

.stat-info h4 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-agasa-green-dark);
  margin-bottom: 4px;
}

.stat-info p {
  color: var(--color-text-secondary);
  font-size: 13px;
  margin: 0;
  font-weight: 500;
}

/* Toast Notifications */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  padding: 16px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 14px;
  z-index: 2000;
  background: var(--color-surface);
  color: var(--color-text);
  opacity: 0;
  pointer-events: none;
  transform: translateX(100%);
  transition: all var(--transition-normal);
  border: 1px solid var(--color-border);
  max-width: 400px;
}

.toast.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.toast-success {
  background: var(--color-agasa-green);
  color: var(--color-white);
  border-color: var(--color-agasa-green);
}

.toast-error {
  background: var(--color-error);
  color: var(--color-white);
  border-color: var(--color-error);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .header-content, .footer-content, .main {
    max-width: 100%;
    padding: 0 16px;
  }
  
  .ideas-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  
  .header-stats {
    justify-content: center;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  
  .hero {
    padding: 32px 24px;
  }
  
  .hero-content h2 {
    font-size: 24px;
  }
  
  .hero-content p {
    font-size: 16px;
  }
  
  .agasa-logo {
    height: 32px;
    margin-left: 12px;
  }
}

@media (max-width: 600px) {
  .top-bar .container {
    text-align: center;
  }
  .section-header h3 {
    display: none;
  }
  .filter-controls {
    flex-direction: row;
    justify-content: center;
    width: 100%;
    gap: 8px;
  }
  .filter-controls .btn,
  .filter-controls .btn-outline {
    width: auto;
    min-width: 0;
    margin-bottom: 0;
  }
}

@media (max-width: 480px) {
  .submission-form, .modal-content {
    padding: 24px 16px;
  }
  
  .idea-card {
    padding: 20px 16px;
  }
  
  .btn {
    padding: 12px 20px;
    font-size: 14px;
  }
  
  .filter-controls {
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center;
    gap: 8px;
    width: 100%;
  }
  .filter-controls .btn,
  .filter-controls .btn-outline {
    width: auto;
    min-width: 0;
    margin-bottom: 0;
  }
  
  .toast {
    right: 16px;
    left: 16px;
    max-width: none;
  }
  
  .agasa-logo {
    height: 28px;
    margin-left: 8px;
  }
}