/* ============================================
   TOOLZSPAN — Master Stylesheet
   Version 2.0 | April 2026
   ============================================ */

/* --- Google Fonts (loaded in HTML head) ---
   Headings: Space Grotesk (600, 700)
   Body: DM Sans (400, 500, 700)
   ----------------------------------------- */

/* === CSS VARIABLES === */
:root {
  --primary-blue: #1E6FFF;
  --accent-teal: #00C6A7;
  --deep-navy: #0A1628;
  --accent-yellow: #FFD93D;
  --white: #FFFFFF;
  --off-white: #F5F7FA;
  --light-gray: #E8ECF1;
  --mid-gray: #6B8099;
  --border-color: #D1D9E6;
  --gradient-blue-teal: linear-gradient(135deg, var(--primary-blue), var(--accent-teal));
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
  --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.10);
  --shadow-lg: 0 8px 32px rgba(10, 22, 40, 0.14);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --transition: 0.25s ease;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--deep-navy);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-teal); }
ul, ol { list-style: none; }
button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}
button { cursor: pointer; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--deep-navy);
}
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
p { margin-bottom: 1rem; }

/* === LAYOUT === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
main { flex: 1; }

/* === HEADER === */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--light-gray);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.95);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.header-logo img {
  height: 60px;
  width: auto;
}
.nav-menu { display: flex; gap: 32px; align-items: center; }
.nav-menu a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--deep-navy);
  position: relative;
  padding: 4px 0;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-blue-teal);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-menu a:hover { color: var(--primary-blue); }
.nav-menu a:hover::after { width: 100%; }
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  width: 24px;
  height: 2.5px;
  background: var(--deep-navy);
  border-radius: 2px;
  transition: var(--transition);
}

/* === FOOTER === */
.site-footer {
  background: var(--deep-navy);
  color: var(--white);
  padding: 48px 0 24px;
  margin-top: auto;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  margin-bottom: 24px;
}
.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent-teal); }
.footer-copy {
  text-align: center;
  color: rgba(255,255,255,0.45);
  font-size: 0.85rem;
}

/* === HERO === */
.hero {
  text-align: center;
  padding: 72px 20px 56px;
  background: var(--off-white);
  border-bottom: 1px solid var(--light-gray);
}
.hero h1 {
  font-size: 2.75rem;
  margin-bottom: 16px;
  background: var(--gradient-blue-teal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.15rem;
  color: var(--mid-gray);
  max-width: 600px;
  margin: 0 auto 24px;
}
.hero-badge {
  display: inline-block;
  background: var(--gradient-blue-teal);
  color: var(--white);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* === SECTION === */
.section { padding: 64px 0; }
.section-title {
  text-align: center;
  margin-bottom: 40px;
  font-size: 2rem;
}
.section-title span {
  background: var(--gradient-blue-teal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === TOOL CARDS GRID === */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.tool-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-blue);
}
.tool-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.tool-card h3 {
  font-size: 1.1rem;
  color: var(--deep-navy);
}
.tool-card p {
  font-size: 0.9rem;
  color: var(--mid-gray);
  margin: 0;
  line-height: 1.4;
}

/* === BLOG CARDS === */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}
.blog-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.blog-card-date {
  font-size: 0.8rem;
  color: var(--mid-gray);
  margin-bottom: 8px;
}
.blog-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.blog-card h3 a { color: var(--deep-navy); }
.blog-card h3 a:hover { color: var(--primary-blue); }
.blog-card p {
  font-size: 0.92rem;
  color: var(--mid-gray);
  margin-bottom: 14px;
}
.blog-card .read-more {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary-blue);
}
.blog-card .read-more:hover { color: var(--accent-teal); }

/* === TOOL PAGE LAYOUT === */
.tool-hero {
  text-align: center;
  padding: 48px 20px 32px;
  background: var(--off-white);
}
.tool-hero h1 { font-size: 2.25rem; margin-bottom: 12px; }
.tool-hero p { color: var(--mid-gray); max-width: 600px; margin: 0 auto; }
.tool-workspace {
  max-width: 800px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Upload Area */
.upload-area {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  background: var(--off-white);
  position: relative;
}
.upload-area:hover, .upload-area.drag-over {
  border-color: var(--primary-blue);
  background: rgba(30, 111, 255, 0.04);
}
.upload-area-icon { font-size: 2.5rem; margin-bottom: 12px; }
.upload-area p { color: var(--mid-gray); margin: 0; }
.upload-area input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* File List */
.file-list { margin: 20px 0; }
.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--off-white);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  font-size: 0.9rem;
}
.file-item-name { font-weight: 500; word-break: break-all; }
.file-item-size { color: var(--mid-gray); margin-left: 12px; white-space: nowrap; }
.file-item-remove {
  color: #E74C3C;
  cursor: pointer;
  font-weight: 700;
  margin-left: 12px;
  font-size: 1.1rem;
}

/* Tool Options */
.tool-options {
  margin: 24px 0;
  padding: 20px;
  background: var(--off-white);
  border-radius: var(--radius-md);
}
.tool-options label {
  display: block;
  font-weight: 500;
  margin-bottom: 6px;
  font-size: 0.9rem;
}
.tool-options select, .tool-options input[type="text"],
.tool-options input[type="number"], .tool-options input[type="password"] {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  margin-bottom: 16px;
}
.tool-options select:focus, .tool-options input:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 111, 255, 0.1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--gradient-blue-teal);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(30, 111, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 111, 255, 0.4);
}
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn-secondary {
  background: var(--white);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}
.btn-secondary:hover {
  background: var(--primary-blue);
  color: var(--white);
}
.btn-download {
  background: var(--accent-teal);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0, 198, 167, 0.3);
}
.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 198, 167, 0.4);
}
.btn-block { width: 100%; }

/* Progress Bar */
.progress-wrap {
  margin: 20px 0;
  display: none;
}
.progress-wrap.active { display: block; }
.progress-bar {
  height: 6px;
  background: var(--light-gray);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient-blue-teal);
  border-radius: 3px;
  transition: width 0.3s ease;
}
.progress-text {
  font-size: 0.85rem;
  color: var(--mid-gray);
  margin-top: 6px;
  text-align: center;
}

/* Result/Output */
.result-area {
  margin: 24px 0;
  padding: 24px;
  background: var(--off-white);
  border-radius: var(--radius-md);
  text-align: center;
  display: none;
}
.result-area.active { display: block; }
.no-signup-note {
  text-align: center;
  color: var(--mid-gray);
  font-size: 0.85rem;
  margin-top: 24px;
}
.no-signup-note strong { color: var(--accent-teal); }

/* Related Tools */
.related-tools {
  margin: 48px 0 0;
  padding-top: 32px;
  border-top: 1px solid var(--light-gray);
}
.related-tools h3 { margin-bottom: 20px; text-align: center; }
.related-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.related-tool-link {
  display: block;
  padding: 16px;
  background: var(--off-white);
  border-radius: var(--radius-sm);
  text-align: center;
  font-weight: 600;
  color: var(--deep-navy);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.related-tool-link:hover {
  background: var(--primary-blue);
  color: var(--white);
}

/* === BLOG POST LAYOUT === */
.blog-post {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}
.blog-post h1 { font-size: 2.25rem; margin-bottom: 12px; }
.blog-post-meta {
  font-size: 0.85rem;
  color: var(--mid-gray);
  margin-bottom: 32px;
}
.blog-post-content h2 { font-size: 1.5rem; margin: 32px 0 14px; }
.blog-post-content h3 { font-size: 1.2rem; margin: 24px 0 10px; }
.blog-post-content p { font-size: 1.02rem; line-height: 1.75; color: #1a2a4a; }
.blog-post-content ul, .blog-post-content ol {
  margin: 16px 0;
  padding-left: 24px;
}
.blog-post-content li {
  margin-bottom: 8px;
  line-height: 1.65;
  list-style: disc;
}
.blog-post-content ol li { list-style: decimal; }
.blog-post-content a { font-weight: 500; }

/* === FORMS (Contact) === */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.95rem;
}
.form-group input, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 111, 255, 0.1);
}
.form-group textarea { min-height: 150px; resize: vertical; }
.contact-form { max-width: 600px; margin: 0 auto; }

/* === PAGE CONTENT (About, Privacy, Terms) === */
.page-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}
.page-content h1 { margin-bottom: 24px; }
.page-content h2 { font-size: 1.5rem; margin: 32px 0 12px; }
.page-content p { line-height: 1.75; color: #1a2a4a; }
.page-content ul { margin: 12px 0; padding-left: 24px; }
.page-content li { margin-bottom: 8px; list-style: disc; }

/* === ADSENSE SLOTS === */
.ad-slot {
  max-width: 728px;
  min-height: 90px;
  margin: 32px auto;
  background: var(--off-white);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--border-color);
  font-size: 0.8rem;
}

/* === 404 PAGE === */
.page-404 {
  text-align: center;
  padding: 100px 20px;
}
.page-404 h1 {
  font-size: 6rem;
  background: var(--gradient-blue-teal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-404 p { font-size: 1.15rem; color: var(--mid-gray); margin-bottom: 24px; }

/* === CANVAS (Sign PDF, Color Picker) === */
.canvas-container {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 20px 0;
  background: var(--white);
}
.canvas-container canvas { width: 100%; display: block; }

/* === WORD COUNTER === */
.counter-textarea {
  width: 100%;
  min-height: 250px;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  font-family: var(--font-body);
}
.counter-textarea:focus {
  border-color: var(--primary-blue);
  outline: none;
}
.counter-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
  margin-top: 20px;
}
.counter-stat {
  background: var(--off-white);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}
.counter-stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-blue);
}
.counter-stat-label {
  font-size: 0.8rem;
  color: var(--mid-gray);
  margin-top: 4px;
}

/* === RESPONSIVE === */

/* Tablet */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  .hero { padding: 48px 20px 40px; }
  .hero h1 { font-size: 2rem; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--light-gray);
    box-shadow: var(--shadow-md);
  }
  .nav-menu.active { display: flex; }
  .menu-toggle { display: flex; }
  .tools-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
  .blog-grid { grid-template-columns: 1fr; }
  .section { padding: 40px 0; }
  .tool-hero h1 { font-size: 1.75rem; }
  .page-404 h1 { font-size: 4rem; }
}

/* Mobile */
@media (max-width: 480px) {
  .hero h1 { font-size: 1.65rem; }
  .hero p { font-size: 1rem; }
  .tools-grid { grid-template-columns: 1fr; }
  .tool-card { padding: 20px 16px; }
  .upload-area { padding: 32px 16px; }
  .btn { padding: 12px 24px; font-size: 0.95rem; }
  .footer-links { flex-direction: column; align-items: center; gap: 12px; }
  .blog-post h1 { font-size: 1.75rem; }
  .counter-stats { grid-template-columns: repeat(2, 1fr); }
}