/* ==========================================================================
   ALEXA RANK CHECKER - UNIVERSAL DUAL-THEME STYLING SYSTEM
   Adheres to ToolVerse design.md specifications & platform aesthetic
   ========================================================================== */

/* 1. Global Tokens */
:root {
  --bg-main: #F8FAFC;
  --bg-gradient-1: #EEF2FF;
  --bg-gradient-2: #F3E8FF;
  --bg-gradient-3: #E0E7FF;

  --glass-bg: rgba(255, 255, 255, 0.90);
  --glass-bg-subtle: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(226, 232, 240, 0.85);
  --glass-border-subtle: rgba(226, 232, 240, 0.50);

  --accent-indigo: #4F46E5;
  --accent-violet: #7C3AED;
  --accent-purple: #9333EA;
  --accent-cyan: #06B6D4;
  --accent-blue: #2563EB;
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-rose: #F43F5E;

  --accent-gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
  --accent-gradient-hover: linear-gradient(135deg, #4338CA 0%, #6D28D9 100%);
  --accent-glow: rgba(79, 70, 229, 0.35);

  --text-primary: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-dim: #94A3B8;

  --input-bg: #FFFFFF;
  --input-border: #E2E8F0;
  --focus-ring: rgba(79, 70, 229, 0.15);

  --card-shadow: 0 10px 30px -5px rgba(79, 70, 229, 0.05), 0 4px 12px -2px rgba(0, 0, 0, 0.02);
  --card-shadow-hover: 0 20px 40px -10px rgba(99, 102, 241, 0.14);

  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* 2. Global Resets & Typography */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-main);
  color: var(--text-body);
  font-family: var(--font-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Ambient Radial Mesh Background */
.ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(238, 242, 255, 0.85) 0%, transparent 42%),
    radial-gradient(circle at 80% 25%, rgba(243, 232, 255, 0.75) 0%, transparent 48%),
    radial-gradient(circle at 50% 80%, rgba(224, 231, 255, 0.55) 0%, transparent 52%);
  background-color: var(--bg-main);
  transition: background 0.3s ease;
}

/* Container System */
.max-w-7xl {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  width: 100%;
}

.max-w-4xl {
  max-width: 896px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.w-full {
  width: 100%;
}

/* Universal Glass Cards */
.glass-card {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: var(--card-shadow);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: rgba(99, 102, 241, 0.35);
}

/* ==========================================================================
   FLOATING THEME TOGGLE
   ========================================================================== */
.floating-theme-toggle {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 1000;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-theme-toggle:hover {
  transform: translateY(-2px) scale(1.05);
  color: var(--accent-indigo, #4F46E5);
  border-color: var(--accent-indigo, #4F46E5);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.2);
}

.floating-theme-toggle:active {
  transform: scale(0.96);
}

.floating-theme-toggle .material-symbols-outlined {
  font-size: 1.35rem;
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.brand-logo-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}

.brand-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.brand-icon-box .material-symbols-outlined {
  font-size: 1.25rem;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-title-accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-indigo);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Dual Theme Switcher Button */
.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-body);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: #FFFFFF;
  border-color: var(--accent-indigo);
  color: var(--accent-indigo);
  transform: translateY(-1px);
}

.btn-gradient-sm {
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.45rem 1.1rem;
  border-radius: 9999px;
  text-decoration: none;
  box-shadow: 0 4px 12px var(--accent-glow);
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-gradient-sm:hover {
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.45);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-body);
  cursor: pointer;
}

/* ==========================================================================
   BLOCK 2: STANDARDIZED TOOL HERO HEADER
   ========================================================================== */
.tool-hero-section {
  padding-top: 3.5rem;
  padding-bottom: 2rem;
  text-align: center;
}

/* Floating Glass Breadcrumb Pill */
.breadcrumb-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 0.35rem 1.15rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  margin-bottom: 1.5rem;
}

.breadcrumb-pill a {
  text-decoration: none;
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.2s ease;
}

.breadcrumb-pill a:hover {
  color: var(--accent-indigo);
}

.breadcrumb-sep {
  color: var(--text-dim);
}

.breadcrumb-active {
  color: var(--accent-indigo);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.live-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseEmerald 2s infinite;
}

@keyframes pulseEmerald {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Hero Title Group */
.hero-title-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-icon-box {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 10px 25px var(--accent-glow), 0 0 0 4px rgba(79, 70, 229, 0.1);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.hero-icon-box:hover {
  transform: scale(1.05) rotate(5deg);
  box-shadow: 0 14px 30px rgba(79, 70, 229, 0.45);
}

.hero-icon-box .material-symbols-outlined {
  font-size: 2.35rem;
}

.hero-h1 {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* ==========================================================================
   BLOCK 3: INTERACTIVE TOOL WORKSPACE CANVAS
   ========================================================================== */
.workspace-wrapper {
  margin-bottom: 3.5rem;
}

.workspace-card {
  padding: 2.25rem;
  border-radius: 28px;
  background: var(--glass-bg);
}

/* Search Box Container */
.search-control-container {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Title Header Above Textarea with Divider */
.urls-title-header {
  margin-bottom: 0.85rem;
  text-align: left;
}

.urls-box-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin: 0;
  text-align: left;
}

.urls-title-divider {
  display: none;
}

.search-box-canvas-card {
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  border-radius: 16px;
  padding: 1rem 1.25rem;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
  transition: all 0.25s ease;
}

.search-box-canvas-card:focus-within {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.urls-canvas-textarea {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  resize: vertical;
  min-height: 130px;
  font-family: var(--font-mono);
  font-size: 0.925rem;
  color: var(--text-primary);
  line-height: 1.6;
}

.urls-canvas-textarea::placeholder {
  color: var(--text-dim);
  font-family: var(--font-body);
}

/* Input Helper Toolbar */
.input-helper-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding: 0 0.25rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.badge-url-count {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(148, 163, 184, 0.12);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid var(--glass-border-subtle);
  transition: all 0.2s ease;
}

.badge-url-count.badge-full {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border-color: rgba(16, 185, 129, 0.3);
}

.badge-url-count.badge-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #D97706;
  border-color: rgba(245, 158, 11, 0.3);
}

.input-actions-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.btn-helper-link {
  background: none;
  border: none;
  color: var(--accent-indigo);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-helper-link:hover {
  background: rgba(99, 102, 241, 0.08);
}

/* Action Area with Primary CTA Pill */
.action-area-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1.5rem;
}

.btn-pill-cta {
  background: var(--accent-gradient);
  color: #FFFFFF;
  border: none;
  border-radius: 9999px;
  padding: 0.85rem 2.75rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 10px 25px var(--accent-glow);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-width: 220px;
}

.btn-pill-cta:hover:not(:disabled) {
  background: var(--accent-gradient-hover);
  box-shadow: 0 14px 30px rgba(79, 70, 229, 0.45);
  transform: translateY(-2px);
}

.btn-pill-cta:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.spinner-icon {
  animation: spinSlow 1s linear infinite;
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   RESULT SECTION (Clean table without unwanted cards)
   ========================================================================== */
.result-showcase-section {
  margin-top: 2.5rem;
  scroll-margin-top: 85px;
}

/* Header Row */
.result-header-action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.result-center-heading {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* Master Result Table Card */
.result-table-card {
  width: 100%;
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  box-shadow: var(--card-shadow);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.35) transparent;
}

.result-table-card::-webkit-scrollbar {
  height: 6px;
}

.result-table-card::-webkit-scrollbar-track {
  background: transparent;
}

.result-table-card::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.35);
  border-radius: 9999px;
}

.result-table-card::-webkit-scrollbar-thumb:hover {
  background: rgba(148, 163, 184, 0.65);
}

/* Table Layout */
.status-result-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.status-result-table th {
  background-color: rgba(241, 245, 249, 0.85);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1rem;
  border-bottom: 1.5px solid var(--glass-border);
  border-right: 1px solid var(--glass-border);
  white-space: nowrap;
}

.status-result-table th:last-child {
  border-right: none;
}

.status-result-table td {
  padding: 0.85rem 1rem;
  font-size: 0.925rem;
  border-bottom: 1px solid var(--glass-border-subtle);
  border-right: 1px solid var(--glass-border-subtle);
  background-color: var(--input-bg);
  color: var(--text-body);
  vertical-align: middle;
}

.status-result-table td:last-child {
  border-right: none;
}

.status-result-table tr:hover td {
  background-color: rgba(248, 250, 252, 0.9);
}

/* Column Specific Alignments & Sizing */
.col-sr {
  width: 60px;
  text-align: center;
}

.col-sr-cell {
  text-align: center;
  font-weight: 700;
  color: var(--text-primary);
}

.col-domain {
  min-width: 170px;
}

.col-rank {
  width: 140px;
  text-align: center;
}

.col-rank-cell {
  text-align: center;
  font-weight: 800;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: #2563EB;
  white-space: nowrap;
}

.col-reach {
  width: 180px;
  text-align: center;
}

.col-reach-cell {
  text-align: center;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-body);
  white-space: nowrap;
}

.col-status {
  width: 130px;
  text-align: center;
  white-space: nowrap;
}

.col-status-cell {
  text-align: center;
  white-space: nowrap;
}

/* Cell content components */
.domain-text-title {
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-all;
  font-size: 0.95rem;
}

/* Status Badges */
.status-pill-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.825rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.2;
}

.status-pill-badge.indexed {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pill-badge.warning {
  background: rgba(245, 158, 11, 0.12);
  color: #D97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-pill-badge.not-indexed {
  background: rgba(244, 63, 94, 0.12);
  color: #E11D48;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.status-pill-badge .material-symbols-outlined {
  font-size: 1rem;
  flex-shrink: 0;
}

/* ==========================================================================
   BLOCK 4: EDUCATIONAL CONTENT & SEO SECTION
   ========================================================================== */
.guide-seo-section {
  padding-top: 2rem;
  padding-bottom: 3.5rem;
}

.section-h2 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.section-sub {
  font-size: 0.975rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 620px;
  margin: 0 auto 2.25rem auto;
}

/* 3 Steps Guide Grid */
.steps-guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.step-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 1.85rem 1.65rem;
  position: relative;
  transition: all 0.3s ease;
}

.step-card:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--card-shadow-hover);
}

.step-number-badge {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.65rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 4 Features Grid */
.feature-benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 4rem;
}

.feature-box {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 1.65rem 1.35rem;
  transition: all 0.3s ease;
}

.feature-box:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: var(--card-shadow-hover);
}

.feature-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--accent-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.15rem;
}

.feature-icon-wrapper .material-symbols-outlined {
  font-size: 1.45rem;
}

.feature-box-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.feature-box-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* FAQ Accordion Section */
.faq-accordion-section {
  padding-top: 1rem;
}

.faq-list-container {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item:hover {
  border-color: rgba(99, 102, 241, 0.35);
}

.faq-question-btn {
  width: 100%;
  padding: 1.15rem 1.35rem;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: color 0.2s ease;
}

.faq-question-btn:hover {
  color: var(--accent-indigo);
}

.faq-toggle-icon {
  color: var(--text-muted);
  transition: transform 0.25s ease;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
  color: var(--accent-indigo);
}

.faq-answer-panel {
  display: none;
  padding: 0 1.35rem 1.25rem 1.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.faq-item.active .faq-answer-panel {
  display: block;
}

/* ==========================================================================
   BLOCK 5: RELATED TOOLS CAROUSEL & FOOTER
   ========================================================================== */
.related-tools-section {
  padding: 2.5rem 0 4rem 0;
  border-top: 1px solid var(--glass-border);
}

.related-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.tool-link-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 1.35rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.tool-link-card:hover {
  transform: translateY(-2px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--card-shadow-hover);
}

.tool-card-icon-box {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--accent-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.85rem;
}

.tool-card-title {
  font-family: var(--font-display);
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.tool-card-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Master Footer */
#masterFooter {
  margin-top: auto;
  background: rgba(255, 255, 255, 0.85);
  border-top: 1px solid var(--glass-border);
  padding: 3.5rem 0 2rem 0;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand-summary {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-nav-list a {
  text-decoration: none;
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.footer-nav-list a:hover {
  color: var(--accent-indigo);
}

.footer-bottom-bar {
  border-top: 1px solid var(--glass-border-subtle);
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright-text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer-legal-links a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

/* Toast Notification Floating Banner */
.toast-banner {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  background: #0F172A;
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

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

/* ==========================================================================
   DARK THEME SPECIFICATIONS (Universal ToolVerse Standard)
   ========================================================================== */
html.dark {
  --bg-main: #090C15;
  --glass-bg: rgba(19, 26, 46, 0.78);
  --glass-bg-subtle: rgba(19, 26, 46, 0.50);
  --glass-border: rgba(255, 255, 255, 0.09);
  --glass-border-subtle: rgba(255, 255, 255, 0.05);
  --text-primary: #F8FAFC;
  --text-body: #CBD5E1;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  --input-bg: rgba(15, 23, 42, 0.85);
  --input-border: rgba(255, 255, 255, 0.12);
}

html.dark body {
  background-color: #090C15;
  color: #CBD5E1;
}

html.dark .ambient-bg {
  background-image:
    radial-gradient(circle at 20% 10%, rgba(99, 102, 241, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 80% 25%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
  background-color: #090C15;
}

html.dark #mainNavbar {
  background: rgba(9, 12, 21, 0.85);
  border-bottom-color: rgba(255, 255, 255, 0.09);
}

html.dark .breadcrumb-pill {
  background: rgba(15, 23, 42, 0.8);
  border-color: rgba(255, 255, 255, 0.08);
}

html.dark .theme-toggle-btn {
  background: rgba(15, 23, 42, 0.8);
  border-color: rgba(255, 255, 255, 0.1);
  color: #F8FAFC;
}

html.dark .theme-toggle-btn:hover {
  background: rgba(30, 41, 59, 0.8);
  color: var(--accent-indigo);
}

html.dark .search-box-canvas-card {
  background: rgba(15, 23, 42, 0.85);
  border-color: rgba(255, 255, 255, 0.12);
}

html.dark .urls-canvas-textarea {
  color: #F8FAFC;
}

/* DARK MODE TABLE */
html.dark .result-table-card {
  border: 1px solid #33383f;
  background: #1e2227;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

html.dark .status-result-table th {
  background-color: #24282e;
  color: #FFFFFF;
  font-weight: 700;
  border-bottom: 1px solid #33383f;
  border-right: 1px solid #33383f;
}

html.dark .status-result-table td {
  background-color: #1a1e23;
  color: #FFFFFF;
  border-bottom: 1px solid #2a2f36;
  border-right: 1px solid #2a2f36;
}

html.dark .status-result-table tr:hover td {
  background-color: #22262d;
}

html.dark .col-sr-cell {
  color: #FFFFFF;
}

html.dark .domain-text-title {
  color: #FFFFFF;
}

html.dark .col-rank-cell {
  color: #38BDF8;
}

html.dark .col-reach-cell {
  color: #E2E8F0;
}

html.dark .step-card,
html.dark .feature-box,
html.dark .tool-link-card,
html.dark .faq-item {
  background: rgba(19, 26, 46, 0.75);
  border-color: rgba(255, 255, 255, 0.08);
}

html.dark #masterFooter {
  background: rgba(9, 12, 21, 0.9);
  border-top-color: rgba(255, 255, 255, 0.08);
}

html.dark .footer-bottom-bar {
  border-top-color: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .steps-guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions .btn-gradient-sm {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-h1 {
    font-size: 2.15rem;
  }

  .hero-icon-box {
    width: 56px;
    height: 56px;
  }

  .hero-icon-box .material-symbols-outlined {
    font-size: 1.85rem;
  }

  .workspace-card {
    padding: 1.35rem;
  }

  .steps-guide-grid {
    grid-template-columns: 1fr;
  }

  .feature-benefit-grid {
    grid-template-columns: 1fr;
  }

  .related-cards-grid {
    grid-template-columns: 1fr;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
  }

  .status-result-table th,
  .status-result-table td {
    padding: 0.75rem 0.85rem;
    font-size: 0.85rem;
  }
}