/* Project ATLAS - Site #8: Wachtwoord Generator (Dutch) */
:root {
  --bg-primary: #0b1120;
  --bg-surface: #131d31;
  --bg-card: #1c2b48;
  --border-subtle: #2d4168;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-cyan: #06b6d4;
  --accent-cyan-hover: #0891b2;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Ubuntu, sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1050px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

/* Header */
header {
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(19, 29, 49, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 800;
  font-size: 1.25rem;
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  color: var(--accent-cyan);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

nav a:hover {
  color: var(--accent-cyan);
}

/* Tool Section */
.tool-section {
  padding: 3rem 0;
  background: radial-gradient(circle at 50% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
}

.tool-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

/* Generator Display */
.password-display-box {
  background: #060a14;
  border: 2px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  position: relative;
}

.password-text {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 3.5vw, 1.8rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
  word-break: break-all;
  user-select: all;
}

.action-buttons {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn-icon {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 1.25rem;
}

.btn-icon:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Strength Meter */
.strength-section {
  margin-bottom: 2rem;
}

.strength-bar-bg {
  height: 8px;
  background: #060a14;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.strength-bar-fill {
  height: 100%;
  width: 100%;
  background: var(--accent-green);
  transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Mode Tabs */
.type-tabs {
  display: inline-flex;
  background: #060a14;
  padding: 0.35rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-subtle);
  margin-bottom: 2rem;
}

.type-tab {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.type-tab.active {
  background: var(--accent-cyan);
  color: #032030;
  font-weight: 700;
}

/* Controls Grid */
.controls-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .controls-grid {
    grid-template-columns: 1fr;
  }
}

/* Sliders */
.slider-group {
  margin-bottom: 1.5rem;
}

.slider-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #fff;
}

.slider-input {
  width: 100%;
  accent-color: var(--accent-cyan);
  height: 6px;
  background: #060a14;
  border-radius: 4px;
}

/* Checkboxes */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
  font-size: 0.95rem;
  color: #cbd5e1;
}

.checkbox-label input[type="checkbox"] {
  width: 1.2rem;
  height: 1.2rem;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

/* Generate Main Button */
.btn-generate {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 1rem;
  background: var(--accent-cyan);
  color: #032030;
  font-weight: 800;
  font-size: 1.1rem;
  border-radius: 0.75rem;
  border: none;
  cursor: pointer;
  margin-top: 2rem;
  transition: background-color 0.15s ease;
}

.btn-generate:hover {
  background: #22d3ee;
}

/* Editorial Section */
.content-section {
  padding: 4rem 0;
}

.editorial-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 1.25rem;
  padding: 2.5rem;
  margin-bottom: 2.5rem;
}

.editorial-card h2 {
  font-size: 1.75rem;
  color: #fff;
  margin-bottom: 1.25rem;
}

.editorial-card h3 {
  font-size: 1.3rem;
  color: var(--accent-cyan);
  margin: 1.75rem 0 0.75rem;
}

.editorial-card p, .editorial-card li {
  color: #cbd5e1;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.editorial-card ul, .editorial-card ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.feature-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 1.25rem;
}

.feature-box h4 {
  color: #fff;
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 3rem 0;
  margin-top: auto;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #10b981;
  color: #022c1e;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 700;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.5);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.25s ease;
  z-index: 100;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}