/* ===== Design Tokens ===== */
:root {
  --bg-dark: #0f172a;
  --bg-surface: #1e293b;
  --border: #334155;
  --accent: #f97316;
  --accent-hover: #ea580c;
  --success: #22c55e;
  --error: #ef4444;
  --warning: #eab308;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --radius-card: 12px;
  --radius-button: 8px;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;
  --container-max: 1200px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

/* ===== Layout ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ===== Header ===== */
.site-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.main-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  margin-left: var(--spacing-lg);
  font-weight: 500;
  transition: color 0.2s;
}

.main-nav a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-3xl);
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* ===== Hero Section ===== */
.hero {
  padding: var(--spacing-3xl) 0;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-surface) 100%);
}

.hero h1 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Section ===== */
.section {
  padding: var(--spacing-2xl) 0;
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xl);
}

/* ===== Grid ===== */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-4 {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

/* ===== Cards ===== */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
  display: block;
  color: var(--text-primary);
  text-decoration: none;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-dark);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-body h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.card-body .text-secondary {
  margin-bottom: var(--spacing-sm);
}

.card-price {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-button);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background 0.2s, transform 0.1s;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: white;
}

/* ===== Utility ===== */
.text-accent { color: var(--accent); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }

.btn-sm {
  font-size: var(--font-size-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
}

/* ===== Debug Bar ===== */
body {
  padding-bottom: 40px;
}

#cf-debug-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 36px;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: 0 var(--spacing-md);
  z-index: 9999;
  font-size: 13px;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  overflow-x: auto;
}

.debug-segment {
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.debug-segment + .debug-segment {
  padding-left: var(--spacing-md);
  border-left: 1px solid var(--border);
}

.debug-label {
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.debug-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  margin-right: 2px;
}

.debug-cyan { color: #67e8f9; }
.debug-orange { color: var(--accent); }
.debug-green { color: var(--success); }
.debug-yellow { color: var(--warning); }
.debug-red { color: var(--error); }
.debug-blue { color: #60a5fa; }
.debug-gray { color: var(--text-secondary); }

/* ===== Attack Simulator Panel ===== */
#attack-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 420px;
  height: 100vh;
  background: var(--bg-dark);
  border-left: 1px solid var(--border);
  z-index: 9998;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
  padding: var(--spacing-lg);
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
}

#attack-panel.open {
  transform: translateX(0);
}

body.panel-open main {
  margin-right: 420px;
  transition: margin-right 0.3s ease;
}

.attack-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.attack-panel-header h2 {
  font-size: var(--font-size-lg);
  margin: 0;
  color: var(--text-primary);
}

.attack-panel-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.attack-panel-close:hover {
  color: var(--text-primary);
}

.attack-panel-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.attack-category {
  margin-bottom: var(--spacing-lg);
}

.attack-category-title {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--border);
}

.attack-item {
  margin-bottom: var(--spacing-sm);
}

.attack-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-button);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  text-align: left;
}

.attack-btn:hover {
  border-color: var(--accent);
  background: rgba(249, 115, 22, 0.08);
}

.attack-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.attack-btn-running {
  border-color: var(--warning);
  animation: pulse-border 1s ease infinite;
}

@keyframes pulse-border {
  0%, 100% { border-color: var(--warning); }
  50% { border-color: var(--border); }
}

.attack-btn-icon {
  color: var(--accent);
  font-size: 12px;
}

.attack-btn-label {
  flex: 1;
}

.attack-payload {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 2px 0 0 var(--spacing-xl);
}

.attack-payload code {
  color: var(--warning);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 11px;
}

/* Results Log */
.attack-results-log {
  max-height: 300px;
  overflow-y: auto;
  margin-bottom: var(--spacing-sm);
}

.attack-result {
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--border);
  font-size: var(--font-size-sm);
}

.result-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.result-icon {
  font-weight: bold;
  width: 16px;
  text-align: center;
}

.result-blocked .result-icon { color: var(--error); }
.result-rate-limited .result-icon { color: var(--warning); }
.result-passed .result-icon { color: var(--success); }
.result-error .result-icon { color: var(--text-secondary); }

.result-name {
  flex: 1;
  color: var(--text-primary);
}

.result-status-label {
  font-size: 12px;
  font-weight: 600;
}

.result-blocked .result-status-label { color: var(--error); }
.result-rate-limited .result-status-label { color: var(--warning); }
.result-passed .result-status-label { color: var(--success); }

.result-time {
  color: var(--text-secondary);
  font-size: 12px;
  font-family: monospace;
}

.result-detail {
  font-size: 12px;
  color: var(--text-secondary);
  padding-left: 24px;
  margin-top: 2px;
  font-family: monospace;
}

.attack-log-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* ===== Toast Notifications ===== */
#toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--spacing-sm) var(--spacing-md);
  min-width: 280px;
  max-width: 380px;
  pointer-events: auto;
  animation: toast-in 0.3s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.toast-blocked { border-left: 3px solid var(--error); }
.toast-rate-limited { border-left: 3px solid var(--warning); }
.toast-passed { border-left: 3px solid var(--success); }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

.toast-fade-out {
  animation: toast-out 0.3s ease forwards;
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(40px); }
}

.toast-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: 2px;
}

.toast-icon {
  font-size: 16px;
}

.toast-blocked .toast-icon { color: var(--error); }
.toast-rate-limited .toast-icon { color: var(--warning); }
.toast-passed .toast-icon { color: var(--success); }

.toast-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
}

.toast-body {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.4;
}

/* ===== Presenter Mode ===== */
body.presenter-mode {
  font-size: calc(var(--font-size-base) * 1.2);
}

body.presenter-mode::after {
  content: 'DEMO';
  position: fixed;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  z-index: 10001;
  letter-spacing: 1px;
}

/* ===== Panel responsive ===== */
@media (max-width: 900px) {
  #attack-panel {
    width: 100vw;
  }
  body.panel-open main {
    margin-right: 0;
  }
}