/* ==========================================================================
   EspertiSEO - Modern Design System (versione2)
   ========================================================================== */

:root {
  --primary: #1e3a8a;
  --primary-light: #2563eb;
  --primary-dark: #172554;
  --accent: #3b82f6;
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-focus: #3b82f6;
  
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --info: #0ea5e9;
  --info-bg: #f0f9ff;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.app-header {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  color: var(--primary-dark);
  text-decoration: none;
  font-weight: 700;
  transition: opacity 0.2s;
}

.logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 6px;
}

.logo:hover {
  opacity: 0.9;
}

.logo-text strong {
  color: var(--accent);
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 9999px;
}

.badge-tech {
  background-color: var(--info-bg);
  color: var(--info);
  border: 1px solid #bae6fd;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 14px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: var(--accent);
  background-color: rgba(37, 99, 235, 0.05);
}

.nav-link.active {
  color: var(--accent);
  font-weight: 600;
  background-color: #eff6ff;
}

.nav-btn-admin {
  border: 1px solid var(--border);
  color: var(--primary-dark) !important;
  font-size: 13px !important;
  padding: 6px 14px !important;
  border-radius: 9999px !important;
  background-color: #f8fafc;
}

.nav-btn-admin:hover {
  background-color: #f1f5f9 !important;
  border-color: #cbd5e1 !important;
}

/* Mobile hamburger button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--primary-dark);
  border-radius: 2px;
  transition: all 0.25s ease;
}

/* ==========================================================================
   HERO & SEARCH FORM
   ========================================================================== */
.hero-section {
  padding: 60px 0 40px;
  text-align: center;
}

.hero-tag {
  display: inline-block;
  background-color: #eff6ff;
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
  border: 1px solid #dbeafe;
}

.hero-title {
  font-size: 38px;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 36px;
}

.audit-form {
  display: flex;
  max-width: 700px;
  margin: 0 auto;
  gap: 12px;
  background-color: var(--bg-card);
  padding: 8px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.input-wrapper {
  display: flex;
  align-items: center;
  flex: 1;
  padding: 0 16px;
  gap: 10px;
}

.input-icon {
  font-size: 18px;
}

.input-wrapper input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 16px;
  color: var(--text-main);
  background: transparent;
}

.btn {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

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

.btn-primary:hover {
  background-color: var(--primary-light);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--primary-dark);
  color: #ffffff;
}

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

.btn-outline {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background-color: var(--border);
  color: var(--text-main);
}

.btn-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid #ffffff;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.alert {
  max-width: 700px;
  margin: 16px auto 0;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.alert-danger {
  background-color: var(--danger-bg);
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert-success {
  background-color: var(--success-bg);
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   PROGRESS SECTION
   ========================================================================== */
.progress-section {
  padding: 20px 0;
}

.progress-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  text-align: center;
  max-width: 750px;
  margin: 0 auto;
}

.progress-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--primary-dark);
}

.progress-bar-container {
  height: 8px;
  background-color: #f1f5f9;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 24px;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #60a5fa);
  transition: width 0.4s ease;
}

.progress-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.step-item {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
  padding: 8px 4px;
  border-radius: var(--radius-sm);
  background-color: #f8fafc;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.step-item.active {
  background-color: #eff6ff;
  color: var(--accent);
  border-color: #bfdbfe;
  font-weight: 600;
}

.step-item.completed {
  background-color: var(--success-bg);
  color: var(--success);
  border-color: #a7f3d0;
}

/* ==========================================================================
   RESULTS SECTION
   ========================================================================== */
.results-section {
  padding: 20px 0 60px;
}

.results-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-card);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.url-badge-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.url-label {
  font-size: 13px;
  color: var(--text-muted);
}

.url-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary-light);
  text-decoration: none;
}

.timestamp-badge {
  font-size: 11px;
  color: var(--text-muted);
  background-color: #f1f5f9;
  padding: 2px 8px;
  border-radius: 4px;
}

.action-buttons {
  display: flex;
  gap: 10px;
}

/* GAUGE & HERO SCORE CARD */
.score-card-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.main-score-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.gauge-container {
  position: relative;
  width: 140px;
  height: 140px;
  margin-bottom: 12px;
}

.gauge-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.gauge-bg {
  fill: none;
  stroke: #f1f5f9;
  stroke-width: 10;
}

.gauge-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 314;
  stroke-dashoffset: 314;
  transition: stroke-dashoffset 1.2s ease, stroke 0.4s ease;
}

.gauge-value {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 40px;
  font-weight: 800;
  color: var(--text-main);
}

.score-grade {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.score-description {
  font-size: 12px;
  color: var(--text-muted);
}

.stats-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.stat-num {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-pass .stat-num { color: var(--success); }
.stat-warning .stat-num { color: var(--warning); }
.stat-fail .stat-num { color: var(--danger); }
.stat-time .stat-num { color: var(--accent); }

/* CATEGORY CARDS */
.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 30px;
}

.cat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
}

.cat-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}

.cat-bar {
  height: 6px;
  background-color: #f1f5f9;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 6px;
}

.cat-fill {
  height: 100%;
  background-color: var(--accent);
  width: 0%;
  transition: width 0.8s ease;
}

.cat-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

/* ==========================================================================
   SUGGERIMENTI PRATICI (Actionable Insights)
   ========================================================================== */
.actionable-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
}

.actionable-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.actionable-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.actionable-icon {
  font-size: 28px;
  line-height: 1;
}

.actionable-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0 0 4px;
}

.actionable-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.actionable-summary-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.actionable-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
}

.badge-critical-pill {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.badge-warning-pill {
  background-color: #fef3c7;
  color: #92400e;
  border: 1px solid #fcd34d;
}

.badge-info-pill {
  background-color: #eff6ff;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

.actionable-tips-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.actionable-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background-color: #ffffff;
  transition: transform 0.15s, box-shadow 0.15s;
}

.actionable-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px -2px rgba(0, 0, 0, 0.05);
}

.actionable-item.item-critical {
  border-left: 4px solid #ef4444;
  background-color: #fffafb;
}

.actionable-item.item-warning {
  border-left: 4px solid #f59e0b;
  background-color: #fffdfa;
}

.actionable-item.item-info {
  border-left: 4px solid #3b82f6;
  background-color: #fbfdff;
}

.actionable-item-icon {
  font-size: 20px;
  line-height: 1.2;
  flex-shrink: 0;
}

.actionable-item-content {
  flex-grow: 1;
}

.actionable-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.actionable-item-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0;
}

.actionable-item-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.actionable-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tag-critical { background: #fee2e2; color: #991b1b; }
.tag-warning { background: #fef3c7; color: #92400e; }
.tag-info { background: #eff6ff; color: #1e40af; }

.impact-badge {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.actionable-item-desc {
  font-size: 13.5px;
  color: #334155;
  line-height: 1.55;
  margin: 0;
}

/* TABS */
.tabs-nav {
  display: flex;
  gap: 8px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 24px;
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 18px;
  background: transparent;
  border: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--accent);
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* TAB 1: AI RECS */
.ai-header-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, #1e3a8a, #2563eb);
  color: #ffffff;
  padding: 20px;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.ai-icon {
  font-size: 32px;
}

.ai-header-card h2,
.ai-header-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  margin-top: 0;
}

.ai-header-card p {
  font-size: 13px;
  opacity: 0.9;
}

.rec-section-title {
  font-size: 15px;
  font-weight: 700;
  margin: 24px 0 12px;
}

.text-danger { color: #dc2626; }
.text-warning { color: #d97706; }
.text-info { color: #0284c7; }

.recs-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rec-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
}

.rec-card.rec-alta { border-left-color: var(--danger); }
.rec-card.rec-media { border-left-color: var(--warning); }
.rec-card.rec-bassa { border-left-color: var(--info); }

.rec-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.rec-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.rec-impact {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background-color: #f1f5f9;
  color: var(--text-muted);
}

.rec-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.rec-action {
  font-size: 13px;
  background-color: #f8fafc;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--primary-light);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
}

/* TAB 2: CHECKS LIST */
.checks-filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--text-muted);
}

.filter-btn {
  background: #ffffff;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.filter-btn.active {
  background-color: var(--primary-dark);
  color: #ffffff;
  border-color: var(--primary-dark);
}

.checks-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.check-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.check-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  min-width: 80px;
  text-align: center;
}

.check-badge.pass { background-color: var(--success-bg); color: #047857; }
.check-badge.warning { background-color: var(--warning-bg); color: #b45309; }
.check-badge.fail { background-color: var(--danger-bg); color: #b91c1c; }

.check-content {
  flex: 1;
}

.check-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.check-msg {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.check-sol {
  font-size: 12px;
  color: var(--primary-light);
  font-weight: 500;
}

/* TAB 3: PERFORMANCE */
.section-subtitle {
  font-size: 17px;
  font-weight: 700;
  margin: 28px 0 14px;
}

.vitals-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.vital-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.vital-name {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.vital-val {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 4px;
}

.vital-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.vital-badge.good { background-color: var(--success-bg); color: #047857; }
.vital-badge.needs_improvement { background-color: var(--warning-bg); color: #b45309; }
.vital-badge.poor { background-color: var(--danger-bg); color: #b91c1c; }

.resources-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.res-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
}

.res-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary-dark);
}

.res-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* TAB 4: SEMANTICA & SERP */
.serp-preview-box {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
  max-width: 650px;
  font-family: Arial, sans-serif;
}

.serp-url {
  font-size: 12px;
  color: #202124;
  margin-bottom: 4px;
}

.serp-title {
  font-size: 18px;
  color: #1a0dab;
  font-weight: 500;
  cursor: pointer;
  margin-bottom: 4px;
}

.serp-title:hover {
  text-decoration: underline;
}

.serp-snippet {
  font-size: 13px;
  color: #4d5156;
  line-height: 1.4;
}

.keyword-cloud-box {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background-color: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.cloud-tag {
  background-color: #f1f5f9;
  padding: 4px 10px;
  border-radius: 9999px;
  color: var(--text-main);
  font-weight: 600;
}

.cloud-w1 { font-size: 12px; opacity: 0.7; }
.cloud-w2 { font-size: 14px; opacity: 0.85; }
.cloud-w3 { font-size: 16px; color: var(--primary); }
.cloud-w4 { font-size: 19px; color: var(--accent); }
.cloud-w5 { font-size: 22px; color: var(--primary-dark); font-weight: 800; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  font-size: 13px;
}

.data-table th, .data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  background-color: #f8fafc;
  font-weight: 600;
  color: var(--text-muted);
}

/* TAB 5: CRAWLER */
.crawl-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.crawl-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
}

.code-preview {
  background-color: #0f172a;
  color: #38bdf8;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 10px;
  border-radius: var(--radius-sm);
  max-height: 140px;
  overflow-y: auto;
  margin-top: 10px;
}

.links-summary-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
}

/* ==========================================================================
   RECENT SCANS & CONTACTS
   ========================================================================== */
.recent-scans-section {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.section-title {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 20px;
  text-align: center;
}

.recent-scans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.scan-mini-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.scan-mini-url {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  text-decoration: none;
  max-width: 190px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scan-mini-score {
  font-size: 16px;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 6px;
}

.contact-section {
  padding: 40px 0 60px;
}

.contact-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  max-width: 700px;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.contact-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--border-focus);
}

/* ==========================================================================
   FOOTER (Multi-column Modern Design)
   ========================================================================== */
.app-footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 50px 0 24px;
  font-size: 14px;
  border-top: 1px solid #1e293b;
  margin-top: 60px;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr;
  gap: 40px;
}

.brand-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  color: #f8fafc;
  text-decoration: none;
  font-weight: 700;
}

.footer-logo strong {
  color: #38bdf8;
}

.footer-tagline {
  font-size: 13px;
  line-height: 1.6;
  color: #94a3b8;
  max-width: 320px;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.tech-pill {
  display: inline-block;
  padding: 3px 9px;
  background-color: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 500;
}

.footer-col-title {
  color: #f1f5f9;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  text-decoration: none;
  color: #94a3b8;
  font-size: 13px;
  transition: all 0.2s;
}

.footer-links a:hover {
  color: #38bdf8;
  padding-left: 3px;
}

.footer-links a.admin-link {
  color: #fbbf24;
  font-weight: 500;
}

.footer-links a.admin-link:hover {
  color: #fef08a;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid #1e293b;
  font-size: 12px;
  color: #64748b;
}

.footer-legal span {
  color: #94a3b8;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .score-card-grid { grid-template-columns: 1fr; }
  .category-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .vitals-grid { grid-template-columns: repeat(2, 1fr); }
  .resources-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .crawl-grid { grid-template-columns: 1fr; }

  /* Mobile Nav Bar */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--bg-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    gap: 12px;
  }

  .nav-links.nav-open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding: 8px 12px;
  }

  .nav-btn-admin {
    width: 100%;
    text-align: center;
    margin-top: 6px;
  }
}

@media (max-width: 540px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

.text-center-padded {
  text-align: center;
  padding: 20px;
}

/* SEO DESCRIPTION & VALUE PROPOSITION (STATIC CONTENT) */
.seo-description-container {
  padding: 50px 0;
  background-color: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.seo-description-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-top: 0;
  margin-bottom: 16px;
}

.seo-description-lead {
  font-size: 16px;
  line-height: 1.6;
  color: #334155;
  margin-bottom: 20px;
}

.seo-feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.seo-feature-item {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
}

.seo-feature-item strong {
  display: block;
  font-size: 15px;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.seo-feature-item p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.seo-description-footer {
  font-size: 15px;
  color: #334155;
  line-height: 1.6;
  margin-top: 24px;
  margin-bottom: 0;
}