/* ============ SHARED STYLES ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy: #0a1628;
  --deep: #111d35;
  --slate: #1e2d4a;
  --amber: #f0a830;
  --amber-light: #ffd06b;
  --amber-glow: rgba(240, 168, 48, 0.15);
  --text: #e8ecf2;
  --text-muted: #8a99b4;
  --white: #ffffff;
  --green: #22c55e;
  --red: #ef4444;
  --orange: #f97316;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ============ NAV ============ */
.app-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 2rem;
  backdrop-filter: blur(20px);
  background: rgba(10, 22, 40, 0.92);
  border-bottom: 1px solid rgba(240, 168, 48, 0.08);
}
.app-nav .inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.app-nav .logo span { color: var(--amber); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.nav-biz-name {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.nav-btn {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.nav-btn-primary {
  background: var(--amber);
  color: var(--navy);
}
.nav-btn-primary:hover { background: var(--amber-light); }
.nav-btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid rgba(255,255,255,0.1);
}
.nav-btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.2);
}

/* ============ AUTH PAGES ============ */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 2rem;
}
.auth-card {
  background: var(--deep);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.auth-card h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}
.auth-card .subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
}
.form-input:focus {
  border-color: var(--amber);
}
.form-input::placeholder {
  color: rgba(138, 153, 180, 0.5);
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238a99b4' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  width: 100%;
}
.btn-primary {
  background: var(--amber);
  color: var(--navy);
}
.btn-primary:hover { background: var(--amber-light); }
.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn-secondary {
  background: var(--slate);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.08);
}
.btn-secondary:hover { border-color: rgba(255,255,255,0.2); }
.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  width: auto;
}
.btn-success {
  background: var(--green);
  color: var(--white);
}
.btn-success:hover { background: #16a34a; }
.btn-danger {
  background: transparent;
  color: var(--red);
  border: 1px solid rgba(239, 68, 68, 0.3);
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.1); }

.auth-link {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.auth-link a {
  color: var(--amber);
  text-decoration: none;
  font-weight: 500;
}
.auth-link a:hover { color: var(--amber-light); }

.error-msg {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--red);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  display: none;
}
.error-msg.show { display: block; }

/* ============ DASHBOARD ============ */
.dashboard {
  padding: 5.5rem 2rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}
.stat-card {
  background: var(--deep);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}
.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.3rem;
}
.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
}
.stat-card .stat-value.amber { color: var(--amber); }
.stat-card .stat-value.green { color: var(--green); }
.stat-card .stat-value.red { color: var(--red); }

/* Filters */
.filters-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.filter-chip {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}
.filter-chip:hover {
  border-color: var(--amber);
  color: var(--text);
}
.filter-chip.active {
  background: var(--amber-glow);
  border-color: var(--amber);
  color: var(--amber);
}
.filter-select {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--deep);
  color: var(--text-muted);
  outline: none;
  cursor: pointer;
}
.filter-select:focus { border-color: var(--amber); }
.filters-right {
  margin-left: auto;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* Review Feed */
.reviews-feed {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.review-card {
  background: var(--deep);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 1.5rem;
  transition: border-color 0.2s;
}
.review-card:hover {
  border-color: rgba(240, 168, 48, 0.15);
}
.review-card.urgent {
  border-left: 3px solid var(--red);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.reviewer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--slate);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--amber);
  flex-shrink: 0;
}
.reviewer-info {
  flex: 1;
}
.reviewer-name {
  font-weight: 600;
  font-size: 0.95rem;
}
.review-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.platform-badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: var(--slate);
}
.platform-badge.google { color: #4285f4; }
.platform-badge.yelp { color: #d32323; }
.platform-badge.facebook { color: #1877f2; }

.review-stars {
  display: flex;
  gap: 2px;
  margin-left: auto;
}
.star {
  font-size: 1rem;
}
.star.filled { color: var(--amber); }
.star.empty { color: var(--slate); }

.review-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: 1rem;
}

.review-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}
.badge-pending {
  background: rgba(249, 115, 22, 0.1);
  color: var(--orange);
  border: 1px solid rgba(249, 115, 22, 0.2);
}
.badge-responded {
  background: rgba(34, 197, 94, 0.1);
  color: var(--green);
  border: 1px solid rgba(34, 197, 94, 0.2);
}
.badge-draft {
  background: rgba(240, 168, 48, 0.1);
  color: var(--amber);
  border: 1px solid rgba(240, 168, 48, 0.2);
}

/* Response Area */
.response-area {
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 10px;
  padding: 1.25rem;
  margin-top: 0.75rem;
}
.response-area .response-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.response-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 0.75rem;
}
.response-textarea {
  width: 100%;
  min-height: 100px;
  padding: 0.75rem;
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
  outline: none;
  margin-bottom: 0.75rem;
}
.response-textarea:focus {
  border-color: var(--amber);
}

.response-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-generate {
  background: var(--amber-glow);
  color: var(--amber);
  border: 1px solid rgba(240, 168, 48, 0.3);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-generate:hover {
  background: rgba(240, 168, 48, 0.25);
}
.btn-generate:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.tone-select {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--slate);
  color: var(--text-muted);
  outline: none;
}

/* Loading */
.loading-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(240, 168, 48, 0.3);
  border-top: 2px solid var(--amber);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}
.empty-state h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

/* ============ ONBOARDING ============ */
.onboarding-container {
  min-height: 100vh;
  padding: 6rem 2rem 2rem;
  display: flex;
  justify-content: center;
}
.onboarding-card {
  background: var(--deep);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 560px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  align-self: flex-start;
}
.onboarding-card h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}
.onboarding-card .subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.step-indicator {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.step-dot {
  height: 4px;
  flex: 1;
  border-radius: 4px;
  background: var(--slate);
  transition: background 0.3s;
}
.step-dot.active { background: var(--amber); }
.step-dot.done { background: var(--green); }

.onboarding-step {
  display: none;
}
.onboarding-step.active {
  display: block;
}

.source-item {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.75rem;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
}
.source-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.source-icon.google { background: rgba(66, 133, 244, 0.15); color: #4285f4; }
.source-icon.yelp { background: rgba(211, 35, 35, 0.15); color: #d32323; }
.source-icon.facebook { background: rgba(24, 119, 242, 0.15); color: #1877f2; }
.source-item input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
}
.source-item input:focus { border-color: var(--amber); }
.source-item input::placeholder { color: rgba(138, 153, 180, 0.5); }

.tone-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 0.5rem;
}
.tone-option:hover {
  border-color: rgba(240, 168, 48, 0.2);
}
.tone-option.selected {
  border-color: var(--amber);
  background: var(--amber-glow);
}
.tone-option input[type="radio"] {
  display: none;
}
.tone-radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  flex-shrink: 0;
  position: relative;
}
.tone-option.selected .tone-radio {
  border-color: var(--amber);
}
.tone-option.selected .tone-radio::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.tone-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
}
.tone-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .app-nav { padding: 0.75rem 1.25rem; }
  .dashboard { padding: 5rem 1rem 1rem; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .filters-bar { gap: 0.5rem; }
  .filters-right { margin-left: 0; width: 100%; }
  .review-header { flex-wrap: wrap; }
  .response-actions { flex-direction: column; }
  .response-actions .btn-sm { width: 100%; }
  .auth-card, .onboarding-card { padding: 1.5rem; }
  .nav-biz-name { display: none; }
}