/* ==========================================================================
   Pagoda SSL Pro - Dark Glassmorphism CSS Design System
   ========================================================================== */

:root {
  --bg-dark: #090d16;
  --panel-bg: rgba(18, 24, 38, 0.7);
  --panel-border: rgba(255, 255, 255, 0.1);
  --panel-border-glow: rgba(56, 189, 248, 0.4);
  
  --primary: #38bdf8;
  --primary-hover: #0284c7;
  --primary-glow: rgba(56, 189, 248, 0.25);
  
  --accent: #818cf8;
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --warning: #f59e0b;
  --danger: #ef4444;

  --text-main: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-code: 'JetBrains Mono', monospace;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
}

/* 动态背景 Glow Blobs */
.glow-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.35;
  animation: float 20s infinite alternate ease-in-out;
}

.blob-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #38bdf8 0%, #4f46e5 100%);
  top: -10%;
  left: -10%;
}

.blob-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #818cf8 0%, #c084fc 100%);
  bottom: -20%;
  right: -10%;
  animation-delay: -7s;
}

.blob-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #059669 0%, #0284c7 100%);
  top: 40%;
  left: 30%;
  animation-delay: -12s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.1); }
  100% { transform: translate(-40px, 80px) scale(0.9); }
}

/* App 布局 */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* 顶部 Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--panel-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  box-shadow: 0 0 20px var(--primary-glow);
}

.logo-text h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-text h1 span {
  color: var(--primary);
  font-weight: 400;
}

.logo-text p {
  font-size: 12px;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* 状态 Badge */
.api-status-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-muted);
}

.status-dot.green { background-color: var(--success); box-shadow: 0 0 10px var(--success); }
.status-dot.red { background-color: var(--danger); box-shadow: 0 0 10px var(--danger); }
.status-dot.gray { background-color: var(--text-muted); }

.status-dot.pulsing {
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* 卡片与玻璃效果 */
.glass-card {
  background: var(--panel-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.grid-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  margin-bottom: 24px;
}

@media (max-width: 900px) {
  .grid-layout {
    grid-template-columns: 1fr;
  }
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.card-header h2, .card-header h3 {
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
}

.card-header h2 i, .card-header h3 i {
  color: var(--primary);
}

/* 表单组件 */
.form-group {
  margin-bottom: 20px;
}

.flex-row-gap {
  display: flex;
  gap: 12px;
}

.flex-1 { flex: 1; }

.form-group label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-main);
}

.required {
  color: var(--danger);
}

.sub-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  width: 100%;
  background: rgba(10, 15, 26, 0.6);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 14px;
  transition: var(--transition);
  outline: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

textarea {
  resize: vertical;
  font-family: var(--font-code);
  font-size: 13px;
}

/* 下拉框自定义 */
.select-wrapper {
  position: relative;
}

.select-wrapper select {
  appearance: none;
  cursor: pointer;
  padding-right: 40px;
}

.select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Radio 卡片组 */
.radio-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.radio-card {
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  cursor: pointer;
  transition: var(--transition);
}

.radio-card input {
  display: none;
}

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

.radio-content i {
  font-size: 20px;
  color: var(--text-muted);
  transition: var(--transition);
}

.radio-content strong {
  display: block;
  font-size: 13px;
}

.radio-content small {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.2;
  margin-top: 2px;
}

.radio-card:hover {
  background: rgba(255, 255, 255, 0.06);
}

.radio-card.active {
  border-color: var(--primary);
  background: rgba(56, 189, 248, 0.08);
}

.radio-card.active .radio-content i {
  color: var(--primary);
}

/* DNS 配置扩展盒 */
.dns-config-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.dns-box-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dns-provider-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
}

.provider-radio {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.provider-radio input { display: none; }

.provider-radio:hover {
  background: rgba(255, 255, 255, 0.08);
}

.provider-radio.active {
  border-color: var(--accent);
  background: rgba(129, 140, 248, 0.15);
  color: #fff;
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #000;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--panel-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 16px var(--success-glow);
}

.btn-success:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-block { width: 100%; }
.btn-lg { padding: 14px 24px; font-size: 15px; }
.btn-xs { padding: 4px 10px; font-size: 12px; }

.badge {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-primary {
  background: rgba(56, 189, 248, 0.15);
  color: var(--primary);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

/* 步骤与 Console */
.steps-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  opacity: 0.5;
  transition: var(--transition);
}

.step-item.active {
  opacity: 1;
}

.step-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

.step-item.active .step-icon {
  background: var(--primary);
  color: #000;
  box-shadow: 0 0 12px var(--primary-glow);
}

.step-item.completed .step-icon {
  background: var(--success);
  color: #fff;
}

.step-body h4 {
  font-size: 14px;
  font-weight: 600;
}

.step-body p {
  font-size: 12px;
  color: var(--text-muted);
}

.status-console {
  background: #050811;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-family: var(--font-code);
  font-size: 12px;
  max-height: 140px;
  overflow-y: auto;
}

.console-line {
  margin-bottom: 4px;
}

.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-primary { color: var(--primary); }

/* 查询卡片 */
.side-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.search-box {
  display: flex;
  gap: 10px;
}

/* 结果与代码展示区 */
.result-card {
  margin-top: 8px;
}

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

.success-title {
  display: flex;
  align-items: center;
  gap: 16px;
}

.success-icon {
  width: 48px;
  height: 48px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.success-title h2 {
  font-size: 20px;
  font-weight: 700;
}

.tabs-header {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--panel-border);
  margin-bottom: 16px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.code-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #0d1322;
  padding: 8px 14px;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--text-muted);
  border: 1px solid var(--panel-border);
  border-bottom: none;
}

pre {
  background: #050811;
  border: 1px solid var(--panel-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  padding: 16px;
  max-height: 280px;
  overflow: auto;
}

code {
  font-family: var(--font-code);
  font-size: 12px;
  color: #a5f3fc;
  line-height: 1.6;
}

/* Modal 弹窗 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  width: 100%;
  max-width: 500px;
}

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

.close-btn {
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
}

.close-btn:hover { color: var(--text-main); }

.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.alert-info {
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #bae6fd;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}

.hidden {
  display: none !important;
}

/* Footer */
.footer {
  margin-top: auto;
  padding-top: 32px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}