@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

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

:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #0d1117;
  --bg-card: #111922;
  --green-primary: #00ff41;
  --green-glow: #39ff14;
  --green-dim: #0a3d0a;
  --green-dark: #003b00;
  --text-primary: #00cc33;
  --text-secondary: #66ff66;
  --text-dim: #338833;
  --border-color: #1a3a1a;
  --border-glow: #00ff41;
  --red: #ff3333;
  --orange: #ff9900;
  --vip-gold: #ffd700;
  --svip-purple: #c77dff;
  --radius: 4px;
}

body {
  font-family: 'Share Tech Mono', 'Courier New', monospace;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

canvas {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 0;
}

#snowCanvas { z-index: 0; }
#clickCanvas { z-index: 9999; }

.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 255, 65, 0.02) 0px,
    rgba(0, 255, 65, 0.02) 1px,
    transparent 1px,
    transparent 3px
  );
}

.header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 60px;
  background: rgba(13, 17, 23, 0.95);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 24px;
  color: var(--green-primary);
  text-shadow: 0 0 10px var(--green-glow);
  animation: pulse 2s infinite;
}

.logo-text {
  font-size: 20px;
  font-weight: bold;
  color: var(--green-primary);
  text-shadow: 0 0 8px var(--green-glow);
  letter-spacing: 2px;
}

.nav {
  display: flex;
  gap: 4px;
}

.nav-link {
  color: var(--text-dim);
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: all 0.3s;
  font-size: 14px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--green-primary);
  border-color: var(--green-dim);
  text-shadow: 0 0 5px var(--green-glow);
  background: rgba(0, 255, 65, 0.05);
}

.user-area {
  display: flex;
  align-items: center;
  gap: 10px;
}

.guest-btns {
  display: flex;
  gap: 8px;
}

.btn {
  font-family: inherit;
  padding: 8px 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.btn:hover {
  border-color: var(--green-primary);
  text-shadow: 0 0 5px var(--green-glow);
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
}

.btn-primary {
  background: rgba(0, 255, 65, 0.1);
  border-color: var(--green-primary);
  color: var(--green-primary);
}

.btn-primary:hover {
  background: rgba(0, 255, 65, 0.2);
  box-shadow: 0 0 15px rgba(0, 255, 65, 0.3);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
}

.btn-sm {
  padding: 4px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
}

.btn-danger {
  border-color: var(--red);
  color: var(--red);
}
.btn-danger:hover {
  background: rgba(255, 51, 51, 0.1);
  box-shadow: 0 0 10px rgba(255, 51, 51, 0.3);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-badge {
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  border: 1px solid;
}

.user-badge.normal {
  color: var(--text-dim);
  border-color: var(--text-dim);
}

.user-badge.vip {
  color: var(--vip-gold);
  border-color: var(--vip-gold);
  text-shadow: 0 0 5px var(--vip-gold);
}

.user-badge.svip {
  color: var(--svip-purple);
  border-color: var(--svip-purple);
  text-shadow: 0 0 5px var(--svip-purple);
}

.user-badge.admin {
  color: var(--red);
  border-color: var(--red);
  text-shadow: 0 0 5px var(--red);
}

.username-display {
  color: var(--text-secondary);
  font-size: 14px;
}

.auth-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 100;
  justify-content: center;
  align-items: center;
}

.auth-modal-overlay.active {
  display: flex;
}

.auth-modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  width: 400px;
  max-width: 90%;
  box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
  position: relative;
  z-index: 101;
}

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

.auth-modal-header h2 {
  color: var(--green-primary);
  font-size: 22px;
  text-shadow: 0 0 8px var(--green-glow);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 24px;
  cursor: pointer;
  transition: color 0.3s;
}

.modal-close:hover {
  color: var(--green-primary);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 13px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--green-primary);
  font-family: inherit;
  font-size: 14px;
  transition: border-color 0.3s, box-shadow 0.3s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--green-primary);
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-group select {
  cursor: pointer;
}

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.auth-switch {
  text-align: center;
  margin: 12px 0;
  color: var(--text-dim);
  font-size: 13px;
}

.auth-switch a {
  color: var(--green-primary);
  text-decoration: none;
}

.auth-switch a:hover {
  text-shadow: 0 0 5px var(--green-glow);
}

.main-content {
  position: relative;
  z-index: 5;
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  text-align: center;
  padding: 40px 0 30px;
}

.hero-title {
  font-size: 42px;
  color: var(--green-primary);
  text-shadow: 0 0 15px var(--green-glow), 0 0 30px rgba(0, 255, 65, 0.3);
  letter-spacing: 6px;
  margin-bottom: 12px;
}

.glitch {
  position: relative;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.glitch::before {
  left: 2px;
  text-shadow: -2px 0 #ff00c1;
  clip: rect(24px, 550px, 90px, 0);
  animation: glitch-anim-1 3s infinite linear alternate-reverse;
}

.glitch::after {
  left: -2px;
  text-shadow: -2px 0 #00fff9;
  clip: rect(85px, 550px, 140px, 0);
  animation: glitch-anim-2 2s infinite linear alternate-reverse;
}

.hero-subtitle {
  color: var(--text-dim);
  font-size: 16px;
  letter-spacing: 4px;
  margin-bottom: 24px;
}

.search-bar {
  display: flex;
  gap: 10px;
  max-width: 500px;
  margin: 0 auto;
}

.search-bar input {
  flex: 1;
  padding: 10px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--green-primary);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.search-bar input:focus {
  border-color: var(--green-primary);
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.2);
}

.category-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 20px 0 10px;
  padding: 0 10px;
}

.cat-tab {
  padding: 6px 16px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  color: var(--text-dim);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  transition: all 0.3s;
}

.cat-tab:hover {
  border-color: var(--green-primary);
  color: var(--green-primary);
  text-shadow: 0 0 5px var(--green-glow);
}

.cat-tab.active {
  background: rgba(0, 255, 65, 0.15);
  border-color: var(--green-primary);
  color: var(--green-primary);
  text-shadow: 0 0 8px var(--green-glow);
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
}

.software-card .card-category {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(0, 255, 65, 0.05);
  border: 1px solid var(--green-dim);
  border-radius: 10px;
  font-size: 11px;
  color: var(--text-secondary);
  margin-left: 8px;
}

.section-title {
  font-size: 24px;
  color: var(--green-primary);
  text-shadow: 0 0 8px var(--green-glow);
  margin-bottom: 24px;
  letter-spacing: 4px;
}

.software-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.software-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  transition: all 0.3s;
  cursor: pointer;
  position: relative;
}

.software-card:hover {
  border-color: var(--green-primary);
  box-shadow: 0 0 20px rgba(0, 255, 65, 0.15);
  transform: translateY(-2px);
}

.software-card .card-icon {
  width: 48px;
  height: 48px;
  background: var(--green-dark);
  border: 1px solid var(--green-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  overflow: hidden;
}

.software-card .card-name {
  font-size: 16px;
  color: var(--green-primary);
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.software-card .card-desc {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 32px;
}

.software-card .card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-dim);
}

.software-card .card-version {
  padding: 2px 8px;
  background: rgba(0, 255, 65, 0.05);
  border: 1px solid var(--green-dim);
  border-radius: 10px;
}

.software-card .card-downloads {
  color: var(--text-secondary);
}

.software-card .card-actions {
  margin-top: 12px;
  display: flex;
  gap: 8px;
}

.software-card .card-actions .btn {
  flex: 1;
  text-align: center;
}

.pagination {
  text-align: center;
  margin-top: 30px;
  color: var(--text-dim);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dim);
  grid-column: 1 / -1;
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  color: var(--green-dim);
}

.empty-state p {
  font-size: 14px;
  letter-spacing: 2px;
}

.center-container,
.admin-container {
  max-width: 900px;
  margin: 0 auto;
}

.center-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.center-avatar {
  width: 80px;
  height: 80px;
  background: var(--green-dark);
  border: 2px solid var(--green-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar-letter {
  font-size: 36px;
  color: var(--green-primary);
  text-shadow: 0 0 10px var(--green-glow);
}

.center-info {
  flex: 1;
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 14px;
}

.info-label {
  color: var(--text-dim);
}

.info-value {
  color: var(--text-primary);
}

.membership-tag {
  padding: 2px 12px;
  border-radius: 10px;
  border: 1px solid;
  font-size: 12px;
}

.membership-tag.normal {
  color: var(--text-dim);
  border-color: var(--text-dim);
}

.membership-tag.vip {
  color: var(--vip-gold);
  border-color: var(--vip-gold);
  text-shadow: 0 0 5px var(--vip-gold);
}

.membership-tag.svip {
  color: var(--svip-purple);
  border-color: var(--svip-purple);
  text-shadow: 0 0 5px var(--svip-purple);
}

.membership-upgrade {
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  text-align: center;
  color: var(--text-dim);
}

.membership-upgrade h3 {
  color: var(--green-primary);
  margin-bottom: 16px;
  text-shadow: 0 0 5px var(--green-glow);
}

.purchase-options {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.purchase-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  width: 200px;
  overflow: hidden;
  transition: all 0.3s;
}

.purchase-card:hover {
  border-color: var(--green-primary);
  box-shadow: 0 0 15px rgba(0, 255, 65, 0.15);
}

.purchase-header {
  padding: 12px;
  text-align: center;
  font-size: 16px;
  font-weight: bold;
  border-bottom: 1px solid var(--border-color);
}

.purchase-header.vip {
  color: var(--vip-gold);
  text-shadow: 0 0 5px var(--vip-gold);
}

.purchase-header.svip {
  color: var(--svip-purple);
  text-shadow: 0 0 5px var(--svip-purple);
}

.purchase-body {
  padding: 16px;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
}

.purchase-price {
  color: var(--green-primary);
  font-size: 15px;
  margin-top: 8px;
}

.purchase-card .btn-buy {
  margin: 0 12px 12px;
  width: calc(100% - 24px);
}

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

.pay-qrcode-area {
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

.admin-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  flex-wrap: nowrap;
}

.admin-tab {
  padding: 10px 24px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  transition: all 0.3s;
}

.admin-tab:hover,
.admin-tab.active {
  color: var(--green-primary);
  border-bottom-color: var(--green-primary);
  text-shadow: 0 0 5px var(--green-glow);
}

.admin-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
}

.admin-panel h3 {
  color: var(--green-primary);
  margin-bottom: 20px;
  text-shadow: 0 0 5px var(--green-glow);
}

.file-upload-wrapper {
  position: relative;
}

.file-upload-wrapper input[type="file"] {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
}

.file-upload-label {
  display: inline-block;
  padding: 10px 20px;
  background: rgba(0, 255, 65, 0.1);
  border: 1px dashed var(--green-dim);
  border-radius: var(--radius);
  color: var(--green-primary);
  cursor: pointer;
  transition: all 0.3s;
}

.file-upload-label:hover {
  border-color: var(--green-primary);
  background: rgba(0, 255, 65, 0.15);
}

.file-name {
  margin-left: 10px;
  color: var(--text-dim);
  font-size: 13px;
}

.upload-progress {
  margin-top: 12px;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: #111;
  border: 1px solid #0f0;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: #0f0;
  transition: width 0.2s;
}

.progress-indeterminate {
  animation: progressIndeterminate 1.5s ease-in-out infinite;
  background: linear-gradient(90deg, transparent, #0f0, transparent);
  background-size: 50% 100%;
}

@keyframes progressIndeterminate {
  0% { background-position: -100% 0; }
  100% { background-position: 200% 0; }
}

.progress-text {
  display: block;
  text-align: center;
  font-size: 12px;
  color: #0f0;
  margin-top: 4px;
}

.batch-membership {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

.batch-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.batch-row .btn {
  white-space: nowrap;
  flex-shrink: 0;
}

.user-list {
  margin-top: 30px;
}

.user-list h3 {
  margin-bottom: 16px;
}

.user-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 8px;
  font-size: 13px;
}

.user-item .user-item-name {
  color: var(--text-primary);
  min-width: 100px;
}

.user-item .user-item-membership {
  color: var(--text-dim);
}

.software-manage-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 8px;
}

.software-manage-item .manage-name {
  color: var(--text-primary);
  font-size: 14px;
}

.software-manage-item .manage-meta {
  color: var(--text-dim);
  font-size: 12px;
}

.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 13px;
  min-width: 250px;
  animation: slideIn 0.3s ease-out;
  font-family: inherit;
}

.toast.success {
  background: rgba(0, 255, 65, 0.1);
  border-color: var(--green-primary);
  color: var(--green-primary);
}

.toast.error {
  background: rgba(255, 51, 51, 0.1);
  border-color: var(--red);
  color: var(--red);
}

.toast.warning {
  background: rgba(255, 153, 0, 0.1);
  border-color: var(--orange);
  color: var(--orange);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes glitch-anim-1 {
  0% { clip: rect(30px, 9999px, 40px, 0); }
  20% { clip: rect(80px, 9999px, 20px, 0); }
  40% { clip: rect(60px, 9999px, 90px, 0); }
  60% { clip: rect(10px, 9999px, 70px, 0); }
  80% { clip: rect(50px, 9999px, 30px, 0); }
  100% { clip: rect(40px, 9999px, 80px, 0); }
}

@keyframes glitch-anim-2 {
  0% { clip: rect(70px, 9999px, 100px, 0); }
  20% { clip: rect(20px, 9999px, 60px, 0); }
  40% { clip: rect(90px, 9999px, 40px, 0); }
  60% { clip: rect(50px, 9999px, 30px, 0); }
  80% { clip: rect(80px, 9999px, 10px, 0); }
  100% { clip: rect(30px, 9999px, 70px, 0); }
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 200;
  justify-content: center;
  align-items: center;
}
.popup-overlay.active {
  display: flex;
}
.popup-modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  width: 480px;
  max-width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 0 40px rgba(0, 255, 65, 0.15);
  position: relative;
}
.popup-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.popup-modal-header h2 {
  color: var(--green-primary);
  font-size: 20px;
  text-shadow: 0 0 8px var(--green-glow);
  margin: 0;
}
.popup-modal-body img {
  display: block;
}
.popup-text {
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    height: auto;
    padding: 12px;
    gap: 10px;
  }
  .hero-title {
    font-size: 28px;
    letter-spacing: 3px;
  }
  .software-grid {
    grid-template-columns: 1fr;
  }
  .center-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .info-row {
    flex-direction: column;
    gap: 4px;
  }
}