/* === CSS VARIABLES === */
:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #263345;
  --border: #334155;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-dim: rgba(99, 102, 241, 0.12);
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --success: #10b981;
  --success-dim: rgba(16, 185, 129, 0.12);
  --error: #f87171;
  --error-dim: rgba(248, 113, 113, 0.12);
  --warning: #fbbf24;
  --font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, 'Courier New', monospace;
  --radius: 8px;
  --radius-sm: 4px;
  --radius-lg: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img, svg { display: block; max-width: 100%; }
textarea, input, select { font-family: inherit; }
main { flex: 1; }

/* Header/footer handled by style.css */

/* === HOME HERO === */
.home-hero {
  padding: 72px 24px 56px;
  text-align: center;
}
.home-hero-inner { max-width: 620px; margin: 0 auto; }
.home-hero h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.home-hero h1 span { color: var(--accent); }
.home-hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}
.privacy-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--success-dim);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* === TOOL GRID === */
.tools-section {
  padding: 0 24px 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  color: var(--text);
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.tool-card:hover {
  border-color: var(--accent);
  background: var(--surface-hover);
  transform: translateY(-1px);
  color: var(--text);
}
.tool-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}
.tool-card-body { flex: 1; min-width: 0; }
.tool-card-name {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
  color: var(--text);
}
.tool-card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* === TOOL PAGE LAYOUT === */
.tool-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 24px 80px;
  width: 100%;
}
.tool-header { margin-bottom: 28px; }
.tool-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 14px;
  transition: color 0.15s;
}
.tool-back:hover { color: var(--text); }
.tool-header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.tool-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 560px;
}
.tool-private-note {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--success);
  margin-top: 10px;
}

/* === IO PANELS === */
.tool-body { display: flex; flex-direction: column; gap: 14px; }

.io-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.io-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.io-panel.full { grid-column: 1 / -1; }
.io-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  min-height: 40px;
}
.io-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.io-textarea {
  flex: 1;
  width: 100%;
  min-height: 180px;
  background: transparent;
  border: none;
  outline: none;
  padding: 14px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text);
  resize: vertical;
  line-height: 1.7;
}
.io-textarea::placeholder { color: var(--text-dim); }
.io-output {
  flex: 1;
  min-height: 180px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-all;
  overflow-y: auto;
  line-height: 1.7;
}
.io-output.placeholder { color: var(--text-dim); font-style: italic; font-family: var(--font); }
.io-output.error-text { color: var(--error); }

/* === BUTTONS === */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: background 0.15s, transform 0.1s;
  white-space: nowrap;
  line-height: 1;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: var(--surface-hover);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); }
.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid transparent; }
.btn-ghost:hover { background: var(--surface-hover); color: var(--text); }
.btn-danger { background: var(--error-dim); color: var(--error); border: 1px solid transparent; }
.btn-danger:hover { border-color: var(--error); }

.btn-copy {
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
  letter-spacing: 0.02em;
}
.btn-copy:hover { background: var(--surface-hover); color: var(--text); }
.btn-copy.copied { color: var(--success); }

/* === TABS === */
.tab-bar {
  display: flex;
  gap: 2px;
  background: var(--bg);
  padding: 3px;
  border-radius: var(--radius);
  width: fit-content;
}
.tab-btn {
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font);
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { background: var(--surface); color: var(--text); }

/* === SELECT === */
.algo-select {
  background: var(--surface-hover);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  font-family: var(--font);
}
.algo-select:focus { border-color: var(--accent); }

/* === STATUS BAR === */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 500;
  border-top: 1px solid var(--border);
  min-height: 36px;
}
.status-bar.valid { color: var(--success); background: var(--success-dim); }
.status-bar.invalid { color: var(--error); background: var(--error-dim); }
.status-bar.idle { color: var(--text-dim); }

/* === UUID LIST === */
.uuid-list {
  flex: 1;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  max-height: 380px;
}
.uuid-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  gap: 8px;
}
.uuid-val {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text);
  flex: 1;
  word-break: break-all;
}

/* === HASH RESULTS === */
.hash-results {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hash-row {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.hash-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.hash-algo-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.hash-value {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text);
  padding: 8px 10px;
  word-break: break-all;
  line-height: 1.5;
}

/* === JWT PARTS === */
.jwt-parts {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.jwt-part { display: flex; flex-direction: column; gap: 4px; }
.jwt-part-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.jwt-part-label.header { color: #fb7185; }
.jwt-part-label.payload { color: #a78bfa; }
.jwt-part-label.sig { color: #34d399; }
.jwt-part-body {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--text);
  line-height: 1.6;
}

/* === INFO SECTION === */
.tool-info {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.tool-info h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 20px;
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.info-card h3 { font-size: 0.875rem; font-weight: 700; margin-bottom: 6px; }
.info-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

/* === COUNTER INPUT === */
.count-control {
  display: flex;
  align-items: center;
  gap: 8px;
}
.count-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }
.count-input {
  width: 64px;
  background: var(--surface-hover);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: var(--mono);
  text-align: center;
  outline: none;
}
.count-input:focus { border-color: var(--accent); }

/* === REGEX === */
.match-highlight { background: rgba(99,102,241,0.25); border-radius: 2px; }
.match-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}
.match-count span { color: var(--accent); font-weight: 700; }


/* === BLOG INDEX === */
.blog-index {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.blog-index-h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.blog-index-sub { color: var(--text-muted); margin-bottom: 40px; font-size: 1rem; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: var(--text);
  transition: border-color 0.15s, transform 0.15s;
}
.blog-card:hover { border-color: var(--accent); transform: translateY(-1px); color: var(--text); }
.blog-card-cover {
  height: 80px;
  background: var(--accent-dim);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 2rem;
}
.blog-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.blog-card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.blog-card-title { font-size: 0.95rem; font-weight: 700; line-height: 1.4; margin-bottom: 8px; flex: 1; }
.blog-card-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; margin-bottom: 10px; }
.blog-card-date { font-size: 0.72rem; color: var(--text-dim); }

/* === BLOG ARTICLE === */
.blog-container {
  max-width: 740px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.blog-article h1 {
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 12px;
}
.blog-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
  font-size: 0.8rem;
  color: var(--text-dim);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.blog-tag {
  background: var(--accent-dim);
  color: var(--accent);
  padding: 3px 10px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}
.blog-article h2 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 36px 0 12px;
  color: var(--text);
}
.blog-article h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 24px 0 10px;
  color: var(--text);
}
.blog-article p { color: var(--text-muted); font-size: 0.97rem; line-height: 1.8; margin-bottom: 16px; }
.blog-article a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.blog-article a:hover { color: var(--accent-hover); }
.blog-article ul, .blog-article ol { padding-left: 20px; margin-bottom: 16px; }
.blog-article li { color: var(--text-muted); font-size: 0.97rem; line-height: 1.8; margin-bottom: 6px; }
.blog-article code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-hover);
  border: 1px solid var(--border);
}
.blog-article pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  overflow-x: auto;
  margin: 20px 0;
}
.blog-article pre code { background: none; border: none; padding: 0; font-size: 0.85rem; color: var(--text); line-height: 1.7; }
.blog-article blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  margin: 20px 0;
  background: var(--accent-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.blog-article blockquote p { margin: 0; color: var(--text); }
.blog-article table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 0.875rem; }
.blog-article th {
  background: var(--surface);
  padding: 10px 14px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
.blog-article td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text-muted); vertical-align: top; }
.blog-article td code { font-size: 0.8rem; }
.blog-faq { margin: 32px 0; }
.blog-faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.blog-faq-item:first-child { border-top: 1px solid var(--border); }
.blog-faq-item h3 { font-size: 1rem; font-weight: 700; margin: 0 0 10px; color: var(--text); }
.blog-faq-item p { margin: 0; font-size: 0.9rem; }
.blog-cta-box {
  background: var(--accent-dim);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 32px 0;
  text-align: center;
}
.blog-cta-box h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.blog-cta-box p { color: var(--text-muted); margin-bottom: 16px; font-size: 0.9rem; }
.blog-nav {
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  margin-top: 32px;
  border-top: 1px solid var(--border);
  gap: 16px;
}
.blog-nav a { font-size: 0.875rem; color: var(--accent); }


/* === SEARCH BAR === */
.tool-search-wrap { margin-bottom: 36px; }
.tool-search-box {
  position: relative;
  max-width: 440px;
}
.tool-search-box svg {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}
.tool-search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px 10px 40px;
  font-size: 0.9rem;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}
.tool-search-input::placeholder { color: var(--text-dim); }
.tool-search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-dim); }

/* === TOOL CATEGORIES === */
.tool-category { margin-bottom: 40px; }
.tool-category-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.tool-category-icon {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.tool-category-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-dim);
  flex: 1;
}
.tool-category-count {
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 2px 8px;
}
.no-results {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-muted);
}
.no-results p { font-size: 0.9rem; }

/* === FAQ SECTION (home + tool pages) === */
.faq-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 80px;
  width: 100%;
}
.faq-section > h2 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.faq-list { display: flex; flex-direction: column; gap: 6px; max-width: 720px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s;
}
.faq-item[open] { border-color: var(--accent); }
.faq-item summary {
  padding: 15px 18px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.875rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: color 0.15s;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-dim);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--accent); }
.faq-answer {
  padding: 12px 18px 16px;
  font-size: 0.855rem;
  color: var(--text-muted);
  line-height: 1.75;
  border-top: 1px solid var(--border);
}

/* === LEGAL PAGES === */
.legal-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.legal-page h1 {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.legal-date { color: var(--text-dim); font-size: 0.875rem; margin-bottom: 36px; display: block; }
.legal-page h2 { font-size: 1.05rem; font-weight: 700; margin: 28px 0 10px; color: var(--text); }
.legal-page p { color: var(--text-muted); font-size: 0.925rem; line-height: 1.75; margin-bottom: 12px; }
.legal-page ul { padding-left: 20px; margin-bottom: 14px; }
.legal-page li { color: var(--text-muted); font-size: 0.925rem; line-height: 1.75; margin-bottom: 5px; }
.legal-highlight {
  background: var(--accent-dim);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 28px;
}
.legal-highlight p { color: var(--accent-hover); margin: 0; font-weight: 500; }
.legal-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.legal-nav a {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  transition: color 0.15s, border-color 0.15s;
}
.legal-nav a:hover { color: var(--text); border-color: var(--accent); }
.legal-nav a.active { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); }

/* === HOW TO USE === */
.tool-how {
  margin-top: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}
.tool-how h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 20px;
}
.how-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 0;
  margin: 0;
}
.how-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.how-step-num {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 2px;
}
.how-steps li > div { flex: 1; }
.how-steps li strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text);
}
.how-steps li p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* === RELATED TOOLS === */
.related-tools {
  margin-top: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}
.related-tools h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}
.related-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}
.related-card:hover {
  border-color: var(--accent);
  background: var(--surface-hover);
  color: var(--text);
}
.related-card svg { color: var(--accent); flex-shrink: 0; }

/* === TOOL FAQ (within tool pages) === */
.tool-faq {
  margin-top: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}
.tool-faq h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .home-hero { padding: 48px 16px 36px; }
  .tools-section { padding: 0 16px 60px; }
  .tool-page { padding: 28px 16px 60px; }
  .io-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .tool-grid { grid-template-columns: 1fr; }
}