:root {
  --bg-grad-1: #6366f1;
  --bg-grad-2: #8b5cf6;
  --bg-grad-3: #ec4899;
  --bg: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: rgba(148, 163, 184, 0.2);
  --border-strong: rgba(148, 163, 184, 0.4);
  --card-bg: rgba(255, 255, 255, 0.75);
  --card-bg-strong: rgba(255, 255, 255, 0.95);
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 16px rgba(99, 102, 241, 0.08);
  --shadow-lg: 0 12px 40px rgba(99, 102, 241, 0.15);
  --shadow-xl: 0 24px 72px rgba(99, 102, 241, 0.2);
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

[data-theme='dark'] {
  --bg-grad-1: #4f46e5;
  --bg-grad-2: #7c3aed;
  --bg-grad-3: #db2777;
  --bg: #0b1020;
  --bg-secondary: #111831;
  --bg-tertiary: #1a2240;
  --text: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --border: rgba(148, 163, 184, 0.15);
  --border-strong: rgba(148, 163, 184, 0.3);
  --card-bg: rgba(26, 34, 64, 0.75);
  --card-bg-strong: rgba(17, 24, 49, 0.95);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 24px 72px rgba(0, 0, 0, 0.5);
  --primary: #818cf8;
  --primary-hover: #6366f1;
}

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

html, body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

body {
  background:
    radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--bg-grad-1) 15%, transparent), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, color-mix(in srgb, var(--bg-grad-3) 10%, transparent), transparent 55%),
    radial-gradient(800px 600px at 50% 110%, color-mix(in srgb, var(--bg-grad-2) 12%, transparent), transparent 55%),
    var(--bg);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; }

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ====== NAVBAR ====== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: color-mix(in srgb, var(--bg-secondary) 75%, transparent);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2) 55%, var(--bg-grad-3));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: white;
  box-shadow: var(--shadow-md);
}
.logo-text {
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-link:hover { background: var(--bg-tertiary); color: var(--text); }
.nav-link.active { background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary); }

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.theme-toggle:hover { transform: scale(1.05); border-color: var(--border-strong); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  color: white;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-secondary {
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 7px 14px; font-size: 13px; border-radius: 8px; }

/* ====== HERO ====== */
.hero {
  padding: 72px 0 48px;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
}
.hero-title {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-title .grad {
  background: linear-gradient(135deg, var(--bg-grad-1) 0%, var(--bg-grad-2) 40%, var(--bg-grad-3) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.search-box {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}
.search-box-inner {
  display: flex;
  align-items: center;
  background: var(--card-bg-strong);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  padding: 6px 8px 6px 20px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  transition: all 0.3s;
}
.search-box-inner:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 15%, transparent), var(--shadow-xl);
}
.search-icon { color: var(--text-muted); font-size: 18px; margin-right: 12px; }
.search-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  padding: 14px 0;
  font-size: 16px;
  color: var(--text);
}
.search-input::placeholder { color: var(--text-muted); }
.search-hint {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.hint-tag {
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}
.hint-tag:hover { border-color: var(--primary); color: var(--primary); }

/* ====== AUDIENCE GATES ====== */
.audience-gates {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 640px;
  margin: 28px auto 0;
}
.audience-gate {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: left;
}
.audience-gate:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); border-color: transparent; }
.gate-dev:hover { box-shadow: 0 16px 48px rgba(99, 102, 241, 0.28); }
.gate-creator:hover { box-shadow: 0 16px 48px rgba(236, 72, 153, 0.28); }
.gate-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  flex-shrink: 0;
}
.gate-dev .gate-icon { background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2)); box-shadow: var(--shadow-md); }
.gate-creator .gate-icon { background: linear-gradient(135deg, var(--bg-grad-2), var(--bg-grad-3)); box-shadow: var(--shadow-md); }
.gate-info { flex: 1; min-width: 0; }
.gate-name { font-size: 17px; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 4px; }
.gate-desc {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gate-arrow {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.25s;
  flex-shrink: 0;
}
.audience-gate:hover .gate-arrow {
  background: var(--primary);
  color: white;
  transform: translateX(3px);
}

/* ====== TOOLS LAYOUT (bejson 风格：左侧分类 + 右侧密集网格) ====== */
.tools-layout {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.tools-sidebar {
  width: 168px;
  flex-shrink: 0;
  position: sticky;
  top: 84px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  padding: 14px 10px;
}
.sidebar-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  padding: 0 10px 10px;
  letter-spacing: 0.02em;
}
.cat-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  white-space: nowrap;
}
.cat-item:hover { background: var(--bg-tertiary); color: var(--text); }
.cat-item.active {
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  color: white;
  box-shadow: var(--shadow-sm);
}
.cat-item .cat-count {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-radius: 999px;
  padding: 0 7px;
  line-height: 18px;
}
.cat-item.active .cat-count { background: rgba(255,255,255,0.25); color: white; }

.tools-content {
  flex: 1;
  min-width: 0;
}

/* ====== TOOL GRID (紧凑) ====== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
  gap: 10px;
  margin-bottom: 64px;
}
.tool-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  transition: all 0.2s;
  backdrop-filter: blur(10px);
  min-height: 82px;
}
.tool-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}
.tool-card h3 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.tool-card p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  grid-column: 1 / -1;
}
.empty-state-icon { font-size: 48px; margin-bottom: 12px; }

/* ====== STATS BAR ====== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 48px 0;
}
.stat-card {
  padding: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  text-align: center;
  transition: all 0.3s;
}
.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.stat-num {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

/* ====== FOOTER ====== */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--border);
  margin-top: 64px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 2fr;
  gap: 48px;
  margin-bottom: 32px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 12px;
  max-width: 320px;
  line-height: 1.7;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}
.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 14px;
  padding: 4px 0;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

/* ====== TOOL PAGE ====== */
.tool-page {
  padding: 40px 0 64px;
}
.tool-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}
.tool-breadcrumb a:hover { color: var(--primary); }
.tool-breadcrumb .sep { color: var(--text-muted); }
.tool-header {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 32px;
  padding: 32px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
}
.tool-header-icon {
  width: 80px;
  height: 80px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: white;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}
.tool-header h1 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.tool-header p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
}
.tool-header-meta {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.meta-chip {
  padding: 6px 14px;
  background: var(--bg-tertiary);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-secondary);
}
.meta-chip.hot { background: color-mix(in srgb, var(--warning) 18%, transparent); color: #d97706; }

.tool-workspace {
  background: var(--card-bg-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}
.ws-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.ws-row-single {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}
.ws-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ws-textarea {
  width: 100%;
  min-height: 360px;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  line-height: 1.7;
  resize: vertical;
  outline: none;
  transition: all 0.2s;
  color: var(--text);
}
.ws-textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent); }
.ws-output {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  min-height: 360px;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-all;
}
.ws-output.error { color: var(--error); border-color: color-mix(in srgb, var(--error) 40%, transparent); background: color-mix(in srgb, var(--error) 6%, transparent); }
.ws-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  padding: 20px 0 0;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}
.ws-options {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.opt-group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.opt-group label {
  font-size: 14px;
  color: var(--text-secondary);
}
.opt-group select, .opt-group input[type='number'] {
  padding: 7px 12px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
}
.opt-group input[type='number'] { width: 80px; }
.opt-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--bg-tertiary);
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
}

.badge-success, .badge-error {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-success { background: color-mix(in srgb, var(--success) 18%, transparent); color: #059669; }
.badge-error { background: color-mix(in srgb, var(--error) 18%, transparent); color: #dc2626; }

/* ====== ADMIN ====== */
.admin-wrap {
  min-height: 100vh;
  padding: 40px 0;
}
.admin-login {
  max-width: 420px;
  margin: 80px auto;
  padding: 40px;
  background: var(--card-bg-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-xl);
}
.admin-login h2 {
  text-align: center;
  font-size: 24px;
  margin-bottom: 8px;
  font-weight: 800;
}
.admin-login p {
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 28px;
}
.admin-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font-size: 15px;
  outline: none;
  margin-bottom: 20px;
}
.admin-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent); }
.admin-btn { width: 100%; justify-content: center; padding: 14px; font-size: 15px; }

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.admin-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.admin-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.admin-card {
  padding: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}
.admin-card .label { color: var(--text-secondary); font-size: 13px; margin-bottom: 8px; }
.admin-card .value { font-size: 32px; font-weight: 800; }

.admin-table-wrap {
  background: var(--card-bg-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
}
.admin-table th, .admin-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.admin-table th {
  background: var(--bg-tertiary);
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table .mini-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  color: white;
  margin-right: 12px;
  font-size: 14px;
}
.bar-track {
  width: 140px;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 999px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--bg-grad-1), var(--bg-grad-2));
  border-radius: 999px;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 960px) {
  .hero-title { font-size: 40px; }
  .stats-bar, .admin-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .ws-row { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .tool-header { flex-direction: column; padding: 24px; }
  .tool-header h1 { font-size: 24px; }
  .tool-workspace { padding: 20px; }
  .admin-table th:nth-child(3), .admin-table td:nth-child(3),
  .admin-table th:nth-child(4), .admin-table td:nth-child(4) { display: none; }
  .tools-layout { flex-direction: column; gap: 14px; }
  .tools-sidebar {
    width: 100%;
    position: static;
    padding: 8px 10px;
  }
  .sidebar-title { display: none; }
  .cat-list { flex-direction: row; overflow-x: auto; gap: 6px; }
  .cat-item { white-space: nowrap; }
  .cat-item .cat-count { display: none; }
}
@media (max-width: 600px) {
  .hero { padding: 48px 0 28px; }
  .hero-title { font-size: 30px; }
  .hero-subtitle { font-size: 15px; }
  .stats-bar, .admin-cards { grid-template-columns: 1fr 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .tool-grid { grid-template-columns: 1fr; }
  .stat-num { font-size: 28px; }
  .ws-textarea, .ws-output { min-height: 240px; }
  .audience-gates { grid-template-columns: 1fr; }
  .gate-desc { white-space: normal; }
}

/* ====== Toast ====== */
.toast-wrap {
  position: fixed;
  top: 88px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  padding: 12px 20px;
  border-radius: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 500;
  animation: toastIn 0.25s ease-out, toastOut 0.25s ease-in 2.4s forwards;
  pointer-events: auto;
}
.toast.success { border-color: color-mix(in srgb, var(--success) 40%, transparent); background: color-mix(in srgb, var(--success) 10%, var(--bg-secondary)); }
.toast.error { border-color: color-mix(in srgb, var(--error) 40%, transparent); background: color-mix(in srgb, var(--error) 10%, var(--bg-secondary)); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-12px); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(-12px); } }

.spin {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }