* {
  margin: 0;
  padding: 0;
  box-sizing: border-box
}
body {
  font-family: Inter,'Segoe UI',Arial,sans-serif;
  background: #0a0a0a;
  min-height: 100vh;
  overflow-x: hidden
}
.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: .5
}
.bg-animation span {
  position: absolute;
  width: 3px;
  height: 3px;
  background: #fff;
  border-radius: 50%;
  animation: 15s linear infinite float
}
@keyframes float {
  0% {
    transform: translateY(0) scale(0);
    opacity: 0
  }
  10%,
  90% {
    opacity: .8
  }
  100% {
    transform: translateY(-100vh) scale(1);
    opacity: 0
  }
}
.container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column
}
.settings-btn {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.15);
  cursor: pointer;
  transition: .3s;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  color: #fff
}
.settings-btn:hover {
  background: rgba(255,255,255,.12);
  transform: scale(1.05);
  border-color: rgba(255,255,255,.3);
  color: #ccc
}
.header {
  text-align: center;
  margin-bottom: 50px;
  animation: .6s slideDown
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px)
  }
  to {
    opacity: 1;
    transform: translateY(0)
  }
}
h1 {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg,#fff,#a0a0a0);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
  letter-spacing: -.5px
}
.discord-link,
.subtitle {
  color: rgba(255,255,255,.3);
  font-size: .95rem;
  font-weight: 400
}
.discord-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center
}
.discord-button {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: #fff;
  backdrop-filter: blur(8px);
  border-radius: 50px;
  text-decoration: none;
  transition: .3s;
  border: 1px solid rgba(0,0,0,.1);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,.2)
}
.discord-button:hover {
  transform: scale(1.05);
  background: #f0f0f0;
  border-color: rgba(0,0,0,.2);
  box-shadow: 0 4px 15px rgba(0,0,0,.25)
}
.discord-icon {
  height: 20px;
  width: auto;
  object-fit: contain;
  color: #000
}
.discord-text {
  font-size: 14px;
  font-weight: 600;
  color: #000;
  letter-spacing: .3px
}
.container-title {
  text-align: center;
  margin-bottom: 20px
}
.container-title .subtitle {
  font-weight: 500;
  color: #fff
}
.menu-container-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-bottom: 40px;
  animation: .6s .1s both fadeInUp
}
.menu-container {
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 8px;
  display: inline-flex;
  gap: 8px;
  border: 1px solid rgba(255,255,255,.15)
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px)
  }
  to {
    opacity: 1;
    transform: translateY(0)
  }
}
.menu-item {
  padding: 10px 28px;
  min-width: 110px;
  text-align: center;
  border: none;
  background: 0 0;
  color: rgba(255,255,255,.5);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: .3s;
  border-radius: 12px;
  letter-spacing: .3px;
  white-space: nowrap
}
.menu-item:hover {
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.08)
}
.menu-item.active {
  background: rgba(255,255,255,.95);
  color: #0a0a0a;
  box-shadow: 0 2px 8px rgba(0,0,0,.2)
}
.menu-play-button {
  display: flex;
  justify-content: center;
  margin-top: 20px;
  margin-bottom: 60px;
  animation: .6s .2s both fadeInUp
}
.menu-play-button button {
  padding: 14px 56px;
  background: rgba(255,255,255,.95);
  color: #0a0a0a;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: .3s;
  letter-spacing: .5px;
  box-shadow: 0 4px 12px rgba(0,0,0,.2)
}
.menu-play-button button:hover {
  transform: translateY(-2px);
  background: #a0a0a0;
  color: #fff;
  border: 1px solid rgba(255,255,255,.4);
  box-shadow: 0 6px 20px rgba(0,0,0,.3)
}
.menu-play-button button:active {
  transform: translateY(0)
}
.footer {
  text-align: center;
  color: rgba(255,255,255,.2);
  font-size: .7rem;
  padding: 20px;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: auto
}
@media (max-width:768px) {
  .container {
    padding: 20px 15px
  }
  h1 {
    font-size: 2.2rem
  }
  .menu-item {
    padding: 8px 20px;
    font-size: .8rem
  }
  .menu-play-button button {
    padding: 12px 40px;
    font-size: .9rem
  }
  .discord-container {
    bottom: 16px;
    right: 16px
  }
  .discord-button {
    padding: 10px 16px
  }
  .discord-text {
    font-size: 12px
  }
  .discord-icon {
    height: 18px
  }
}
@media (max-width:480px) {
  .menu-container {
    flex-direction: column;
    width: 100%;
    max-width: 220px
  }
  .menu-item {
    text-align: center
  }
}
::-webkit-scrollbar {
  width: 6px
}
::-webkit-scrollbar-track {
  background: rgba(255,255,255,.03)
}
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,.25);
  border-radius: 3px
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,.4)
}
.settings-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10,10,10,.98);
  backdrop-filter: blur(12px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Inter,sans-serif;
  padding: 20px;
  box-sizing: border-box
}
.settings-popup-container {
  background: #141414;
  border-radius: 28px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 20px 40px rgba(0,0,0,.5);
  animation: .3s slideUp;
  display: flex;
  flex-direction: column;
  overflow: hidden
}
.settings-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0
}
.settings-popup-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  background: linear-gradient(135deg,#fff,#a0a0a0);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0
}
.settings-close {
  background: 0 0;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: rgba(255,255,255,.4);
  transition: .2s;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px
}
.settings-close:hover {
  color: #fff;
  background: rgba(255,255,255,.1);
  transform: scale(1.05)
}
.settings-popup-content {
  padding: 24px 28px;
  overflow-y: auto;
  flex: 1
}
.settings-section {
  margin-bottom: 32px
}
.settings-section h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px
}
.switch-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500
}
.switch-label input {
  width: 18px;
  height: 18px;
  accent-color: #888888
}
.info-text {
  font-size: .7rem;
  color: rgba(255,255,255,.4);
  margin-top: 8px;
  line-height: 1.4
}
.settings-popup-footer {
  padding: 18px 28px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  background: rgba(0,0,0,.3)
}
.settings-cancel-btn,
.settings-save-btn {
  padding: 10px 24px;
  border-radius: 40px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-size: .85rem;
  transition: .2s
}
.settings-save-btn {
  background: rgba(255,255,255,.95);
  color: #0a0a0a
}
.settings-save-btn:hover {
  transform: translateY(-1px);
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,.3)
}
.settings-cancel-btn {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.85)
}
.settings-cancel-btn:hover {
  background: rgba(255,255,255,.12);
  transform: translateY(-1px)
}
.resolution-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px
}
.resolution-input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1
}
.resolution-input-group label {
  font-size: .7rem;
  color: rgba(255,255,255,.5);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .3px
}
.resolution-input-group input {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 10px 12px;
  color: #fff;
  font-family: monospace;
  transition: .2s
}
.resolution-input-group input:focus {
  outline: 0;
  border-color: #888;
  background: rgba(255,255,255,.08)
}
.reset-res-btn {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 8px 18px;
  color: rgba(255,255,255,.8);
  cursor: pointer;
  transition: .2s;
  font-weight: 500
}
.reset-res-btn:hover {
  background: rgba(255,255,255,.1);
  border-color: #888;
  color: #fff
}
.stretch-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap
}
.stretch-slider-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px
}
.stretch-slider-group label {
  font-size: .75rem;
  color: rgba(255,255,255,.8);
  font-weight: 500
}
.stretch-slider-group input[type=range] {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,.1);
  border-radius: 4px
}
.stretch-slider-group input[type=range]:focus {
  outline: 0
}
.stretch-slider-group input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #888;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0,0,0,.3)
}
.stretch-slider-group input[type=range]::-webkit-slider-thumb:hover {
  background: #aaa
}
.reset-stretch-btn {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 8px 18px;
  color: rgba(255,255,255,.8);
  cursor: pointer;
  transition: .2s
}
.reset-stretch-btn:hover {
  background: rgba(255,255,255,.1);
  border-color: #888;
  color: #fff
}
.mapping-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: 6px
}
.mapping-item {
  display: flex;
  flex-direction: column;
  gap: 6px
}
.mapping-item label {
  font-size: .7rem;
  font-weight: 700;
  color: rgba(255,255,255,.6);
  text-transform: uppercase;
  letter-spacing: .5px
}
.key-input {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 10px 12px;
  color: #fff;
  text-align: center;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1rem;
  transition: .2s
}
.key-input:focus {
  outline: 0;
  border-color: #888;
  background: rgba(255,255,255,.08)
}
.reset-mapping-btn {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 8px 14px;
  color: rgba(255,255,255,.6);
  font-size: .75rem;
  margin-top: 12px;
  width: 100%;
  cursor: pointer;
  transition: .2s;
  font-weight: 500
}
.reset-mapping-btn:hover {
  background: rgba(255,255,255,.1);
  border-color: #888;
  color: #fff
}
@media (max-width:550px) {
  .settings-popup-header {
    padding: 18px 20px
  }
  .settings-popup-content {
    padding: 20px
  }
  .resolution-row {
    flex-direction: column
  }
  .mapping-grid {
    grid-template-columns: 1fr
  }
  .settings-popup-footer {
    flex-direction: column;
    padding: 16px 20px
  }
  .settings-cancel-btn,
  .settings-save-btn {
    width: 100%
  }
  .stretch-row {
    flex-direction: column
  }
}
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px)
  }
  to {
    opacity: 1;
    transform: translateY(0)
  }
}