/* World of Warships Authentic Port Interface */
:root {
  /* WoWS Authentic Colors */
  --wows-dark-blue: #0d1b2a;
  --wows-navy: #1b263b;
  --wows-steel: #415a77;
  --wows-light-steel: #778da9;
  --wows-gold: #ffd60a;
  --wows-bronze: #cd853f;
  --wows-silver: #c0c0c0;
  --wows-orange: #ff8500;
  --wows-red: #e63946;
  --wows-green: #2d6a4f;
  
  /* UI Colors */
  --text-primary: #ffffff;
  --text-secondary: #e9ecef;
  --text-muted: #adb5bd;
  --text-gold: #ffd60a;
  
  /* Backgrounds */
  --port-bg: linear-gradient(135deg, #0d1b2a 0%, #1b263b 50%, #415a77 100%);
  --panel-bg: rgba(13, 27, 42, 0.85);
  --panel-border: rgba(255, 214, 10, 0.3);
  --glass-bg: rgba(27, 38, 59, 0.7);
  --glass-border: rgba(119, 141, 169, 0.2);
  
  /* Ship Class Colors */
  --battleship-color: #ff6b6b;
  --cruiser-color: #4ecdc4;
  --destroyer-color: #45b7d1;
  --carrier-color: #96ceb4;
  --submarine-color: #feca57;
}

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

html, body { 
  height: 100%; 
  overflow-x: hidden;
}

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: 
    /* Clean ocean atmosphere */
    radial-gradient(ellipse at center top, rgba(255, 214, 10, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at center bottom, rgba(255, 214, 10, 0.05) 0%, transparent 70%),
    radial-gradient(circle at 20% 80%, rgba(255, 133, 0, 0.06) 0%, transparent 60%),
    radial-gradient(circle at 80% 20%, rgba(119, 141, 169, 0.1) 0%, transparent 50%),
    var(--port-bg);
  background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  color: var(--text-primary);
  min-height: 100vh;
  position: relative;
}

/* Subtle naval atmosphere overlay */
body::before {
  content: '';
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: 
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,120V46.29c47.79-22.2,103.59-32.17,158-28,70.36,5.37,136.33,33.31,206.8,37.5C438.64,87.57,512.34,66.33,583,47.95c69.27-18,138.3-24.88,209.4-13.08,36.15,6,69.85,17.84,104.45,29.34C989.49,95,1113,134.29,1200,67.53V120Z" fill="%23ffd60a" opacity="0.02"></path><path d="M0,120V104.19C13,83.08,27.64,63.14,47.69,47.95,99.41,8.73,165,9,224.58,28.42c31.15,10.15,60.09,26.07,89.67,39.8,40.92,19,84.73,46,130.83,49.67,36.26,2.85,70.9-9.42,98.6-31.56,31.77-25.39,62.32-62,103.63-73,40.44-10.79,81.35,6.69,119.13,24.28s75.16,39,116.92,43.05c59.73,5.85,113.28-22.88,168.9-38.84,30.2-8.66,59-6.17,87.09,7.5,22.43,10.89,48,26.93,60.65,49.24V120Z" fill="%23778da9" opacity="0.03"></path></svg>') repeat-x;
  background-size: 1200px 120px;
  opacity: 0.6;
  animation: gentleWave 30s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes gentleWave {
  0%, 100% { 
    background-position-x: 0; 
    opacity: 0.4;
  }
  50% { 
    background-position-x: 600px; 
    opacity: 0.6;
  }
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-height: 100vh;
}

.top-support {
  display: flex;
  justify-content: center;
  padding: 1rem 0;
}

#kofi-widget-container-top {
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

#kofi-widget-container-top:hover {
  transform: translateY(-2px);
  transition: transform 0.2s ease;
}

.center-content {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

@media (max-width: 1000px) {
  .center-content {
    flex-direction: column;
    align-items: center;
  }
}

.main-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.header {
  text-align: center;
  margin-bottom: 1.5rem;
  margin-top: 1rem;
  position: relative;
}

.header h1 {
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--wows-gold), var(--wows-bronze), var(--wows-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  text-shadow: 
    0 0 20px rgba(255, 214, 10, 0.4),
    0 4px 8px rgba(0, 0, 0, 0.6);
  position: relative;
  letter-spacing: 2px;
}


.header .subtitle {
  color: var(--text-secondary);
  font-size: 1.2rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 0.5rem;
  position: relative;
  padding-bottom: 1rem;
}

.header .subtitle::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--wows-bronze), transparent);
  border-radius: 1px;
}

.controls {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  border: 2px solid var(--panel-border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(255, 214, 10, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2);
  flex: 1;
  max-width: 500px;
  position: relative;
}

.controls::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    var(--wows-gold) 20%, 
    var(--wows-bronze) 50%, 
    var(--wows-gold) 80%, 
    transparent 100%);
  border-radius: 12px 12px 0 0;
}

.control-section {
  margin-bottom: 1.5rem;
}

.control-section:last-child {
  margin-bottom: 0;
}

.control-section h3 {
  color: var(--wows-gold);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 0.5rem;
}

.control-section h3::before {
  content: '⚓';
  font-size: 1.4rem;
  color: var(--wows-bronze);
  text-shadow: 0 0 8px rgba(255, 214, 10, 0.3);
}

.control-section h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--wows-gold), transparent);
}

.control-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

.checkbox {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  text-align: center;
  background: rgba(255,255,255,0.03);
}

.checkbox:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--wows-gold);
}

.checkbox input[type="checkbox"] {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--wows-light-steel);
  border-radius: 4px;
  background: var(--wows-dark-blue);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.checkbox input[type="checkbox"]:checked {
  background: var(--wows-gold);
  border-color: var(--wows-gold);
}

.checkbox input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--wows-dark-blue);
  font-weight: bold;
  font-size: 14px;
}

.randomize-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--wows-gold), var(--wows-bronze));
  color: var(--wows-dark-blue);
  border: 2px solid var(--wows-gold);
  font-weight: 800;
  font-size: 1.3rem;
  padding: 1.2rem 2.5rem;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 
    0 6px 20px rgba(255, 214, 10, 0.4),
    inset 0 1px 0 rgba(255,255,255,0.3),
    inset 0 -2px 0 rgba(0,0,0,0.2);
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 8px 25px rgba(255, 214, 10, 0.5),
    inset 0 1px 0 rgba(255,255,255,0.4),
    inset 0 -2px 0 rgba(0,0,0,0.3);
  animation: battlePulse 2s ease-in-out infinite;
}

@keyframes battlePulse {
  0%, 100% {
    box-shadow: 
      0 8px 25px rgba(255, 214, 10, 0.5),
      inset 0 1px 0 rgba(255,255,255,0.4),
      inset 0 -2px 0 rgba(0,0,0,0.3);
  }
  50% {
    box-shadow: 
      0 8px 35px rgba(255, 214, 10, 0.7),
      inset 0 1px 0 rgba(255,255,255,0.5),
      inset 0 -2px 0 rgba(0,0,0,0.3);
  }
}

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

.btn-secondary {
  background: var(--panel-bg);
  color: var(--text-primary);
  border: 1px solid var(--wows-steel);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
  backdrop-filter: blur(10px);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.btn-secondary:hover {
  background: var(--glass-bg);
  border-color: var(--wows-light-steel);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(119, 141, 169, 0.3);
}

.btn-danger {
  background: linear-gradient(135deg, var(--wows-red), #d32f2f);
  color: white;
  border: 2px solid var(--wows-red);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 8px;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.btn-danger:hover {
  background: linear-gradient(135deg, #d32f2f, var(--wows-red));
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(230, 57, 70, 0.4);
}

.result {
  margin-top: 2rem;
}

.ship-display {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  border: 2px solid var(--panel-border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 
    0 12px 40px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255, 214, 10, 0.2),
    inset 0 -2px 0 rgba(0, 0, 0, 0.3);
  animation: slideInUp 0.5s ease-out;
  position: relative;
  overflow: hidden;
  flex: 1;
  max-width: 500px;
}

.ship-display::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    var(--wows-gold) 25%, 
    var(--wows-orange) 50%, 
    var(--wows-gold) 75%, 
    transparent 100%);
  border-radius: 12px 12px 0 0;
}

.ship-display::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="45" fill="none" stroke="%23ffd60a" stroke-width="2" opacity="0.3"/><circle cx="50" cy="50" r="35" fill="none" stroke="%23ffd60a" stroke-width="1" opacity="0.2"/><circle cx="50" cy="50" r="25" fill="none" stroke="%23ffd60a" stroke-width="1" opacity="0.1"/><polygon points="50,20 55,45 50,50 45,45" fill="%23ffd60a" opacity="0.4"/></svg>') no-repeat center;
  background-size: contain;
  pointer-events: none;
}


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

.ship-name {
  font-size: 2.8rem;
  font-weight: 900;
  margin-bottom: 1rem;
  margin-top: 2rem;
  background: linear-gradient(135deg, var(--wows-gold), var(--text-primary), var(--wows-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
  letter-spacing: 1px;
}

.ship-meta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
}

.badge-tier {
  background: linear-gradient(135deg, var(--wows-gold), var(--wows-bronze));
  color: var(--wows-dark-blue);
  border-color: var(--wows-gold);
  font-weight: 800;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.badge-class {
  color: var(--text-primary);
  font-weight: 700;
  border-width: 2px;
}

.badge-class.battleship {
  background: linear-gradient(135deg, var(--battleship-color), #e55555);
  border-color: var(--battleship-color);
}

.badge-class.cruiser {
  background: linear-gradient(135deg, var(--cruiser-color), #3bb3ab);
  border-color: var(--cruiser-color);
}

.badge-class.destroyer {
  background: linear-gradient(135deg, var(--destroyer-color), #3a9bc1);
  border-color: var(--destroyer-color);
}

.badge-class.carrier {
  background: linear-gradient(135deg, var(--carrier-color), #7fb89a);
  border-color: var(--carrier-color);
}

.badge-class.submarine {
  background: linear-gradient(135deg, var(--submarine-color), #e6b547);
  border-color: var(--submarine-color);
  color: var(--wows-dark-blue);
}

.badge-nation {
  background: linear-gradient(135deg, var(--wows-steel), var(--wows-light-steel));
  color: var(--text-primary);
  border-color: var(--wows-light-steel);
  font-weight: 600;
}

.actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.excluded-ships-bottom {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  border: 2px solid rgba(230, 57, 70, 0.3);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(230, 57, 70, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2);
  text-align: center;
  margin-bottom: 2rem;
  width: 100%;
  position: relative;
}

.excluded-ships-bottom::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    var(--wows-red) 25%, 
    #d32f2f 50%, 
    var(--wows-red) 75%, 
    transparent 100%);
  border-radius: 12px 12px 0 0;
}

.excluded-ships-bottom h3 {
  color: var(--wows-red);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.excluded-ships-bottom h3::before {
  content: '🚫';
}

.excluded-ships-bottom .excluded-list {
  max-height: 200px;
  overflow-y: auto;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.excluded-ships-bottom .excluded-item {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  margin: 0;
  background: rgba(255, 75, 87, 0.1);
  border: 1px solid rgba(255, 75, 87, 0.2);
  border-radius: 25px;
  transition: all 0.2s ease;
  min-width: auto;
  white-space: nowrap;
}

.excluded-ships-bottom .excluded-item:hover {
  background: rgba(255, 75, 87, 0.15);
  transform: translateY(-2px);
}

.excluded-ships-bottom .empty-excluded {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: 2rem;
  width: 100%;
}

.excluded-ships-bottom #clearAllExcluded {
  margin: 0 auto;
  display: block;
  padding: 0.75rem 2rem;
}

.excluded-list {
  max-height: 300px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

.excluded-list::-webkit-scrollbar {
  width: 6px;
}

.excluded-list::-webkit-scrollbar-track {
  background: transparent;
}

.excluded-list::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}

.excluded-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  background: rgba(255, 75, 87, 0.1);
  border: 1px solid rgba(255, 75, 87, 0.2);
  border-radius: 10px;
  transition: all 0.2s ease;
}

.excluded-item:hover {
  background: rgba(255, 75, 87, 0.15);
  transform: translateX(5px);
}

.excluded-item-name {
  font-weight: 500;
  color: var(--text-primary);
}

.btn-restore {
  background: var(--success-green);
  color: white;
  border: none;
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.btn-restore:hover {
  background: #27ae60;
  transform: scale(1.05);
}

.empty-excluded {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: 2rem;
}

.hidden {
  display: none;
}

.tips {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(255,255,255,0.02);
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
}

.footer {
  color: var(--text-muted);
  padding: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-radius: 20px 20px 0 0;
  margin-top: 0;
  width: 100%;
}

.footer-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

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

.footer-support {
  display: flex;
  align-items: center;
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-info {
    text-align: center;
  }
}

/* Ko-fi button styling to match naval theme */
#kofi-widget-container {
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

/* Custom Ko-fi button hover effect */
#kofi-widget-container:hover {
  transform: translateY(-2px);
  transition: transform 0.2s ease;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.loading {
  animation: pulse 1.5s ease-in-out infinite;
}

/* Ko-fi integration animations */
@keyframes kofi-glow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(114, 164, 242, 0.3);
  }
  50% {
    box-shadow: 0 0 20px rgba(114, 164, 242, 0.6);
  }
}

#kofi-widget-container img {
  border-radius: 8px;
  transition: all 0.3s ease;
}

#kofi-widget-container:hover img {
  animation: kofi-glow 2s ease-in-out infinite;
}