@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600&display=swap');

:root {
  --bg-dark: #0A0B0F;
  --bg-card: #13151F;
  --primary: #6C5DD3;
  --accent: #00D4AA;
  --text: #ffffff;
  --text-muted: #8B8B9A;
  --border: #2A2B3C;
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
}

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

a:hover {
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(108, 93, 211, 0.4);
}

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* Form elements */
input, textarea, select {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.2s;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
}

input::placeholder, textarea::placeholder {
  color: var(--text-muted);
}

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-muted);
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: 'Outfit', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
}

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

/* Hero */
.hero {
  text-align: center;
  padding: 80px 0;
}

.hero h1 {
  font-size: 64px;
  font-weight: 700;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 20px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Grid */
.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 768px) {
  .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Pricing cards */
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  text-align: center;
  position: relative;
}

.pricing-card.popular {
  border-color: var(--primary);
  transform: scale(1.05);
}

.pricing-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 24px;
  margin-bottom: 8px;
}

.pricing-card .price {
  font-size: 48px;
  font-weight: 700;
  margin: 16px 0;
}

.pricing-card .price span {
  font-size: 16px;
  color: var(--text-muted);
}

.pricing-card ul {
  list-style: none;
  margin: 24px 0;
  text-align: left;
}

.pricing-card ul li {
  padding: 8px 0;
  color: var(--text-muted);
  font-size: 14px;
}

.pricing-card ul li::before {
  content: "✓";
  color: var(--accent);
  margin-right: 8px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 16px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  animation: slideIn 0.3s ease;
  z-index: 1000;
}

.toast-success {
  background: var(--accent);
  color: var(--bg-dark);
}

.toast-error {
  background: #ef4444;
  color: white;
}

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

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* App layout */
.app-layout {
  display: grid;
  grid-template-columns: 280px 1fr 280px;
  gap: 24px;
  min-height: calc(100vh - 80px);
}

@media (max-width: 1200px) {
  .app-layout {
    grid-template-columns: 1fr;
  }
}

.sidebar {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 20px;
  height: fit-content;
}

.sidebar-section {
  margin-bottom: 24px;
}

.sidebar-section h4 {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.sidebar-item:hover, .sidebar-item.active {
  background: rgba(108, 93, 211, 0.1);
  color: var(--text);
}

.sidebar-item .count {
  margin-left: auto;
  background: var(--border);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
}

/* Main content */
.main-content {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
}

/* AI Input */
.ai-input-container {
  margin-bottom: 24px;
}

.ai-input {
  width: 100%;
  padding: 20px;
  background: var(--bg-dark);
  border: 2px solid var(--border);
  border-radius: 16px;
  color: var(--text);
  font-size: 16px;
  resize: none;
  min-height: 80px;
}

.ai-input:focus {
  border-color: var(--primary);
}

.ai-preview {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-top: 16px;
}

.ai-preview-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.ai-preview-item:last-child {
  border-bottom: none;
}

.ai-preview-item .label {
  color: var(--text-muted);
  font-size: 13px;
  min-width: 100px;
}

/* Task list */
.task-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.task-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--bg-dark);
  border-radius: 12px;
  transition: all 0.2s;
}

.task-item:hover {
  background: rgba(108, 93, 211, 0.05);
}

.task-item.completed {
  opacity: 0.5;
}

.task-item.completed .task-title {
  text-decoration: line-through;
}

.task-checkbox {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.task-checkbox.checked {
  background: var(--primary);
  border-color: var(--primary);
}

.task-checkbox.checked::after {
  content: "✓";
  color: white;
  font-size: 12px;
}

.task-content {
  flex: 1;
}

.task-title {
  font-weight: 500;
  margin-bottom: 4px;
}

.task-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.task-priority {
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.priority-high {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.priority-medium {
  background: rgba(234, 179, 8, 0.2);
  color: #eab308;
}

.priority-low {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.task-tags {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.task-tag {
  padding: 2px 8px;
  background: rgba(0, 212, 170, 0.1);
  color: var(--accent);
  border-radius: 6px;
  font-size: 12px;
}

/* Footer */
.footer {
  text-align: center;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  margin-top: 80px;
}

.footer a {
  color: var(--text-muted);
  margin: 0 16px;
  font-size: 14px;
}

/* Password toggle */
.password-wrapper {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

/* Error message */
.error {
  color: #ef4444;
  font-size: 13px;
  margin-top: 8px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 40px;
  }

  .nav-links {
    display: none;
  }

  .pricing-card.popular {
    transform: none;
  }
}