/* ProposalAI — Global Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #060816;
  --bg-secondary: #0c0f1d;
  --bg-card: #111631;
  --bg-card-hover: #171d3e;
  --border: rgba(255,255,255,0.07);
  --border-strong: rgba(255,255,255,0.12);
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-dim: rgba(59,130,246,0.12);
  --accent-glow: rgba(59,130,246,0.25);
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-dim: #64748b;
  --success: #22c55e;
  --success-bg: rgba(34,197,94,0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239,68,68,0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245,158,11,0.1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6,8,22,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: white;
}

.nav-logo-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 0 20px var(--accent-dim);
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-1px);
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover {
  background: rgba(239,68,68,0.2);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 13px;
  border-radius: 8px;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
  border-radius: 12px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-dim);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.6;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--border-strong);
}

.card-clickable:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  cursor: pointer;
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.badge-blue { background: var(--accent-dim); color: var(--accent); }
.badge-green { background: var(--success-bg); color: var(--success); }
.badge-yellow { background: var(--warning-bg); color: var(--warning); }
.badge-red { background: var(--danger-bg); color: var(--danger); }

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

.container-sm {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-md {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== AUTH PAGES ===== */
.auth-page {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}

.auth-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
  text-align: center;
}

.auth-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  text-align: center;
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-error {
  background: var(--danger-bg);
  border: 1px solid rgba(239,68,68,0.2);
  color: var(--danger);
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
  display: none;
}

/* ===== ALERTS ===== */
.alert {
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-info {
  background: var(--accent-dim);
  border: 1px solid rgba(59,130,246,0.2);
  color: var(--accent);
}

.alert-warning {
  background: var(--warning-bg);
  border: 1px solid rgba(245,158,11,0.2);
  color: var(--warning);
}

.alert-success {
  background: var(--success-bg);
  border: 1px solid rgba(34,197,94,0.2);
  color: var(--success);
}

/* ===== LOADING ===== */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6,8,22,0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.loading-text {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 40px 24px;
  color: var(--text-dim);
  font-size: 13px;
  border-top: 1px solid var(--border);
  margin-top: 60px;
}

/* ===== MARKDOWN CONTENT ===== */
.markdown-content h1 { font-size: 24px; font-weight: 800; margin: 24px 0 12px; }
.markdown-content h2 { font-size: 20px; font-weight: 700; margin: 20px 0 10px; color: var(--text); }
.markdown-content h3 { font-size: 17px; font-weight: 600; margin: 16px 0 8px; }
.markdown-content p { margin: 0 0 14px; line-height: 1.7; color: var(--text-secondary); }
.markdown-content ul, .markdown-content ol { margin: 0 0 14px; padding-left: 24px; }
.markdown-content li { margin-bottom: 6px; line-height: 1.6; color: var(--text-secondary); }
.markdown-content strong { color: var(--text); font-weight: 600; }
.markdown-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  margin: 14px 0;
  color: var(--text-secondary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .navbar { padding: 12px 16px; }
  .auth-card { padding: 28px 20px; }
  .container, .container-sm, .container-md { padding: 0 16px; }
  .btn-lg { padding: 12px 24px; font-size: 15px; }
}

@media (max-width: 480px) {
  .nav-logo-text { font-size: 17px; }
}

/* ===== UTILITY ===== */
.text-center { text-align: center; }
.text-muted { color: var(--text-secondary); }
.text-dim { color: var(--text-dim); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.hidden { display: none !important; }