/* ==========================================================================
   SEO TOOLS SUITE - VIBRANT ORANGE & ORANGE GRADIENTS THEME SYSTEM
   ========================================================================== */

:root {
  /* Fresh Light Canvas with Warm Vibrant Orange Accents */
  --bg-primary: #fffbf7;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #fff7ed;
  --bg-input: #fff7ed;
  --border-color: #fed7aa;
  --border-focus: #f97316;

  /* Rich Orange Accents & Multi-Tone Orange Gradients */
  --accent-primary: #f97316;
  --accent-hover: #ea580c;
  --accent-glow: rgba(249, 115, 22, 0.2);
  --gradient-brand: linear-gradient(135deg, #f97316 0%, #fb923c 35%, #ff5722 70%, #e11d48 100%);
  --gradient-btn: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(249, 115, 22, 0.12) 0%, transparent 65%);

  /* Typography Colors */
  --text-primary: #1c1917;
  --text-secondary: #57534e;
  --text-muted: #a8a29e;
  --text-link: #ea580c;

  /* Status Colors */
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);

  /* Authentic SERP Colors */
  --serp-bg-desktop: #ffffff;
  --serp-bg-dark: #1c1917;
  --serp-title: #1a0dab;
  --serp-title-dark: #8ab4f8;
  --serp-url: #202124;
  --serp-url-dark: #dadce0;
  --serp-desc: #4d5156;
  --serp-desc-dark: #bdc1c6;

  /* Layout Radius & Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(249, 115, 22, 0.05);
  --shadow-md: 0 12px 32px -4px rgba(249, 115, 22, 0.12);
  --shadow-glow: 0 0 25px rgba(249, 115, 22, 0.25);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Orange Mode Theme Variant */
[data-theme="dark"] {
  --bg-primary: #0c0a09;
  --bg-secondary: #1c1917;
  --bg-card: rgba(28, 25, 23, 0.9);
  --bg-card-hover: rgba(44, 38, 34, 0.9);
  --bg-input: #292524;
  --border-color: rgba(249, 115, 22, 0.2);
  --border-focus: #f97316;

  --text-primary: #fafaf9;
  --text-secondary: #d6d3d1;
  --text-muted: #78716c;
  --text-link: #fb923c;

  --shadow-md: 0 12px 32px -4px rgba(0, 0, 0, 0.5);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(249, 115, 22, 0.2) 0%, transparent 65%);
}

/* Global Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  background-image: var(--gradient-glow);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

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

a:hover { opacity: 0.88; }

/* Header Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 251, 247, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  transition: var(--transition);
}

[data-theme="dark"] .site-header {
  background: rgba(12, 10, 9, 0.88);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.brand-logo svg {
  width: 32px;
  height: 32px;
  color: var(--accent-primary);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
  }
}

.header-nav-link {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.header-nav-link:hover {
  color: var(--accent-primary);
}

.badge-featured {
  background: var(--gradient-brand);
  color: #ffffff;
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Hero Section */
.hero-section {
  padding: 3rem 0 2rem;
  text-align: center;
  position: relative;
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

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

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 660px;
  margin: 0 auto 2rem;
}

/* Orange Tool Nav Tabs (High-End Floating Pill Glassmorphic Toolbar) */
.tool-nav-scroll {
  overflow-x: auto;
  padding: 0.5rem 0.25rem 0.8rem;
  margin: 0 auto 2.5rem;
  max-width: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-primary) transparent;
}

.tool-nav-scroll::-webkit-scrollbar {
  height: 5px;
}

.tool-nav-scroll::-webkit-scrollbar-track {
  background: rgba(249, 115, 22, 0.08);
  border-radius: 10px;
}

.tool-nav-scroll::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 10px;
}

.tool-nav-tabs {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px -5px rgba(234, 88, 12, 0.12), 0 4px 12px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .tool-nav-tabs {
  background: rgba(23, 23, 23, 0.85);
  border-color: rgba(249, 115, 22, 0.25);
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.5);
}

.nav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  position: relative;
}

.nav-tab-btn:hover {
  color: var(--accent-primary);
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.15);
  transform: translateY(-1px);
}

.nav-tab-btn.active {
  background: var(--gradient-brand);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.4), 0 2px 6px rgba(249, 115, 22, 0.2);
  font-weight: 700;
}

.nav-tab-btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s ease;
}

.nav-tab-btn.active svg {
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  transform: scale(1.1);
}

/* Tool Workspace Container */
.main-wrapper {
  flex: 1;
  padding-bottom: 4rem;
}

.tool-card-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-md);
}

.tool-header-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}

.tool-title-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.tool-icon-badge {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: rgba(249, 115, 22, 0.12);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-icon-badge svg {
  width: 26px;
  height: 26px;
}

.tool-description {
  color: var(--text-secondary);
  font-size: 0.925rem;
  margin-top: 0.2rem;
}

/* URL Fetch Input Card */
.url-fetch-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.url-input-group {
  display: flex;
  gap: 0.75rem;
  width: 100%;
}

/* Full Width Input Fields */
.input-field {
  width: 100%;
  display: block;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.url-input-group .input-field {
  flex: 1;
}

.input-field::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.input-field:focus {
  border-color: var(--border-focus);
  background: #ffffff;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

[data-theme="dark"] .input-field:focus {
  background: #292524;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: #ffedd5;
  border-color: var(--accent-primary);
  color: var(--accent-hover);
}

[data-theme="dark"] .btn-secondary:hover {
  background: var(--bg-card-hover);
}

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

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.825rem;
}

/* SERP Tool Grid */
.serp-tool-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
}

@media (max-width: 1024px) {
  .serp-tool-grid {
    grid-template-columns: 1fr;
  }
}

/* Form Controls */
.form-group {
  margin-bottom: 1.5rem;
  width: 100%;
}

.form-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-pills {
  display: flex;
  gap: 0.5rem;
  font-size: 0.775rem;
}

.pill {
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-family: var(--font-mono);
}

.pill-good { background: var(--success-bg); color: var(--success); }
.pill-warning { background: var(--warning-bg); color: var(--warning); }
.pill-danger { background: var(--danger-bg); color: var(--danger); }

/* Textarea Field */
.textarea-field {
  width: 100%;
  display: block;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  resize: vertical;
  outline: none;
  min-height: 100px;
  transition: var(--transition);
}

/* Custom Title Textarea / Large Input */
.title-textarea {
  min-height: 64px;
  resize: vertical;
}

.textarea-field::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.textarea-field:focus {
  border-color: var(--border-focus);
  background: #ffffff;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

[data-theme="dark"] .textarea-field:focus {
  background: #292524;
}

/* Progress Bars */
.progress-container {
  height: 6px;
  width: 100%;
  background: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 0.4rem;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--success);
  border-radius: var(--radius-full);
  transition: width 0.2s ease, background-color 0.2s ease;
}

.progress-bar.warning { background: var(--warning); }
.progress-bar.danger { background: var(--danger); }

/* Live SERP Preview Wrapper */
.serp-preview-wrapper {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.serp-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.device-toggle-group {
  display: flex;
  background: var(--bg-input);
  padding: 0.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.device-btn {
  padding: 0.4rem 0.85rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.825rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.device-btn.active {
  background: var(--bg-card);
  color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

/* Authentic Google SERP Card */
.google-serp-card {
  background: var(--serp-bg-desktop);
  border-radius: 12px;
  padding: 16px 20px;
  font-family: Arial, sans-serif;
  box-shadow: 0 1px 6px rgba(32,33,36,0.14);
  color: var(--serp-desc);
  transition: all 0.2s ease;
  max-width: 600px;
  margin: 0 auto;
}

.google-serp-card.dark-serp {
  background: var(--serp-bg-dark);
  color: var(--serp-desc-dark);
}

.serp-header-line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 4px;
  line-height: 1.3;
}

.serp-favicon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #f1f3f4;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.serp-favicon img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.serp-site-info {
  display: flex;
  flex-direction: column;
}

.serp-site-name {
  color: var(--serp-url);
  font-size: 14px;
  font-weight: 400;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.google-serp-card.dark-serp .serp-site-name { color: var(--serp-url-dark); }

.serp-site-url {
  color: #4d5156;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.google-serp-card.dark-serp .serp-site-url { color: #bdc1c6; }

.serp-title-link {
  font-size: 20px;
  line-height: 1.3;
  color: var(--serp-title);
  font-weight: 400;
  margin-bottom: 6px;
  word-wrap: break-word;
  cursor: pointer;
}

.serp-placeholder {
  color: #9aa0a6 !important;
  font-style: italic;
}

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

.google-serp-card.dark-serp .serp-title-link { color: var(--serp-title-dark); }

.serp-description-text {
  font-size: 14px;
  line-height: 1.58;
  color: var(--serp-desc);
  word-wrap: break-word;
}

.google-serp-card.dark-serp .serp-description-text { color: var(--serp-desc-dark); }

.serp-truncated-badge {
  display: inline-block;
  background: #fee2e2;
  color: #dc2626;
  font-size: 11px;
  font-weight: bold;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 4px;
}

/* Mobile SERP */
.google-serp-card.mobile-view {
  max-width: 375px;
  padding: 12px 14px;
  border-radius: 16px;
}

.google-serp-card.mobile-view .serp-title-link { font-size: 18px; }

/* Score Card */
.score-dashboard-card {
  margin-top: 1.5rem;
  background: var(--bg-input);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid var(--border-color);
}

.score-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.score-dial-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.score-circle {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: conic-gradient(var(--text-muted) 0deg 360deg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background 0.3s ease;
}

.score-circle-inner {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.suggestions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.suggestion-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.suggestion-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.suggestion-item.pass svg { color: var(--success); }
.suggestion-item.warn svg { color: var(--warning); }
.suggestion-item.fail svg { color: var(--danger); }

/* Code Export Box */
.code-export-box { margin-top: 1.5rem; }

.code-block-wrapper { position: relative; }

.code-pre {
  background: #1c1917;
  color: #fafaf9;
  padding: 1rem;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  white-space: pre-wrap;
  min-height: 80px;
}

.copy-code-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
}

/* Tools Grid */
.all-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.tool-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.tool-item-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.tool-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(249, 115, 22, 0.12);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.tool-item-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.tool-item-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  animation: slideInRight 0.3s ease forwards;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }

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

.site-footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  padding: 2.5rem 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: auto;
}