/* ==========================================================================
   PDFDad — main.css
   Global reset, typography, layout primitives, header/nav, footer,
   buttons, cards, hero, sections, ads, banner, forms.
   Tool-page specific styles live in tools.css.
   ========================================================================== */

/* ==========================================================================
   1. RESET
   ========================================================================== */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

/* [hidden] must win over any display rule a component sets. */
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + var(--sp-4));
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}

img, svg, video, canvas { display: block; max-width: 100%; }
img, video { height: auto; }

input, button, textarea, select { font: inherit; color: inherit; }

button { background: none; border: 0; cursor: pointer; }

ul, ol { padding: 0; list-style: none; }

a { color: var(--primary-text); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--primary); }

h1, h2, h3, h4, h5, h6 {
  line-height: var(--lh-tight);
  color: var(--text-strong);
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  text-wrap: balance;
}
p { text-wrap: pretty; }

hr { border: 0; border-top: 1px solid var(--border); margin: var(--sp-6) 0; }

::selection { background: var(--primary); color: var(--text-on-primary); }

/* Focus — visible, consistent, never removed */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* Scrollbar */
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--r-full);
  border: 3px solid var(--bg);
}
*::-webkit-scrollbar-thumb:hover { background: var(--text-faint); }

/* ==========================================================================
   2. UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--sp-5);
}
.container-narrow { max-width: var(--container-narrow); }

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px; left: var(--sp-4);
  z-index: var(--z-toast);
  padding: var(--sp-3) var(--sp-5);
  background: var(--primary);
  color: var(--text-on-primary);
  border-radius: 0 0 var(--r-md) var(--r-md);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  transition: top var(--t-base) var(--ease-out);
}
.skip-link:focus { top: 0; color: var(--text-on-primary); }

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.hidden { display: none !important; }
.stack > * + * { margin-top: var(--sp-4); }
.flow > * + * { margin-top: var(--sp-5); }

.icon { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor;
        stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
        flex: none; }
.icon-sm { width: 1em; height: 1em; }
.icon-lg { width: 1.75em; height: 1.75em; }

.badge {
  display: inline-flex; align-items: center; gap: var(--sp-1);
  padding: 2px var(--sp-2);
  font-size: var(--fs-xs); font-weight: var(--fw-semibold);
  border-radius: var(--r-full);
  background: var(--primary-soft); color: var(--primary-text);
  letter-spacing: 0.01em;
}
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-danger  { background: var(--danger-soft);  color: var(--danger); }

/* ==========================================================================
   3. BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  min-height: 44px;
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  line-height: 1.2;
  border-radius: var(--r-lg);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: background-color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-base) var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn:disabled,
.btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--primary);
  color: var(--text-on-primary);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  color: var(--text-on-primary);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) { background: var(--primary-active); transform: translateY(0); }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--surface-hover);
  color: var(--text);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.btn-ghost { background: transparent; color: var(--text-muted); }
.btn-ghost:hover:not(:disabled) { background: var(--surface-hover); color: var(--text); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { filter: brightness(1.08); color: #fff; }

.btn-lg { padding: var(--sp-4) var(--sp-6); font-size: var(--fs-md); min-height: 52px; }
.btn-sm { padding: var(--sp-2) var(--sp-3); font-size: var(--fs-sm); min-height: 36px; border-radius: var(--r-md); }
.btn-block { width: 100%; }

.btn-icon {
  width: 42px; height: 42px; padding: 0;
  border-radius: var(--r-md);
  color: var(--text-muted);
}
.btn-icon:hover { background: var(--surface-hover); color: var(--text); }

/* Spinner inside a button */
.btn .spinner { width: 1.05em; height: 1.05em; }

.spinner {
  display: inline-block;
  width: 1.25em; height: 1.25em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex: none;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   4. HEADER + PRIMARY NAV
   ========================================================================== */
#site-header { min-height: var(--header-h); }

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base) var(--ease-out),
              box-shadow var(--t-base) var(--ease-out),
              background-color var(--t-base) var(--ease-out);
}
@supports not (backdrop-filter: blur(1px)) {
  .site-header { background: var(--bg); }
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  min-height: var(--header-h);
}

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 1.2rem;
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  color: var(--text-strong);
  text-decoration: none;
  flex: none;
}
.logo:hover { color: var(--text-strong); }
.logo-mark {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: linear-gradient(140deg, var(--primary), hsl(calc(var(--brand-h) + 28) var(--brand-s) calc(var(--brand-l) - 6%)));
  display: grid; place-items: center;
  color: #fff;
  box-shadow: var(--shadow-sm);
  flex: none;
}
.logo-mark svg { width: 19px; height: 19px; stroke-width: 2; }
.logo-text em { font-style: normal; color: var(--primary); }

/* Desktop nav */
.nav-primary { display: flex; align-items: center; gap: var(--sp-1); margin-left: var(--sp-4); }

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--r-md);
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease-out), background-color var(--t-fast) var(--ease-out);
}
.nav-link:hover { color: var(--text); background: var(--surface-hover); }
.nav-link[aria-current="page"] { color: var(--primary-text); font-weight: var(--fw-semibold); }
.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: var(--sp-3); right: var(--sp-3); bottom: 2px;
  height: 2px;
  background: var(--primary);
  border-radius: var(--r-full);
}
.nav-link .chev { width: 14px; height: 14px; transition: transform var(--t-base) var(--ease-out); }
.nav-link[aria-expanded="true"] .chev { transform: rotate(180deg); }
.nav-link[aria-expanded="true"] { color: var(--text); background: var(--surface-hover); }

.header-actions { margin-left: auto; display: flex; align-items: center; gap: var(--sp-1); }

/* ==========================================================================
   5. MEGA MENU
   ========================================================================== */
.has-mega { position: static; }

.mega {
  position: absolute;
  top: calc(var(--header-h) - 6px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: min(1100px, calc(100vw - var(--sp-6)));
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--sp-5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-base) var(--ease-out),
              transform var(--t-base) var(--ease-out),
              visibility var(--t-base);
  z-index: var(--z-dropdown);
  max-height: calc(100vh - var(--header-h) - var(--sp-5));
  overflow-y: auto;
}
.mega.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.mega-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4) var(--sp-5);
}

.mega-col-head {
  display: flex; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  padding: var(--sp-2) var(--sp-2) var(--sp-2);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-1);
}

.mega-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-2);
  border-radius: var(--r-md);
  text-decoration: none;
  color: var(--text);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  transition: background-color var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.mega-item:hover,
.mega-item:focus-visible { background: var(--surface-hover); color: var(--text); transform: translateX(2px); }
.mega-item .tool-ico { width: 30px; height: 30px; border-radius: var(--r-sm); }
.mega-item .tool-ico svg { width: 16px; height: 16px; }

.mega-foot {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--sp-3);
}
.mega-foot > span {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* Tool icon chip — shared by mega menu, cards, related tools */
.tool-ico {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  flex: none;
  color: var(--cat-color, var(--primary));
  background: color-mix(in srgb, var(--cat-color, var(--primary)) 13%, transparent);
  transition: transform var(--t-base) var(--ease-spring),
              background-color var(--t-base) var(--ease-out);
}
.tool-ico svg { width: 22px; height: 22px; stroke-width: 1.8; }

.cat-organize { --cat-color: var(--cat-organize); }
.cat-optimize { --cat-color: var(--cat-optimize); }
.cat-to-pdf   { --cat-color: var(--cat-to-pdf); }
.cat-from-pdf { --cat-color: var(--cat-from-pdf); }
.cat-edit     { --cat-color: var(--cat-edit); }
.cat-security { --cat-color: var(--cat-security); }

/* ==========================================================================
   6. TOOL SEARCH
   ========================================================================== */
.search-wrap { position: relative; }

.search-panel {
  position: absolute;
  top: calc(100% + var(--sp-2));
  right: 0;
  width: min(460px, calc(100vw - var(--sp-6)));
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--sp-3);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateY(-8px);
  transition: opacity var(--t-base) var(--ease-out), transform var(--t-base) var(--ease-out), visibility var(--t-base);
  z-index: var(--z-dropdown);
}
.search-panel.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }

.search-field {
  display: flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
}
.search-field:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}
.search-field svg { color: var(--text-faint); }
.search-field input {
  flex: 1; min-width: 0;
  border: 0; background: none; outline: none;
  font-size: var(--fs-base);
  padding: var(--sp-1) 0;
}
.search-field input::placeholder { color: var(--text-faint); }

.search-results { margin-top: var(--sp-2); max-height: 50vh; overflow-y: auto; }
.search-results:empty { display: none; }

.search-result {
  display: flex; align-items: center; gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-2);
  border-radius: var(--r-md);
  text-decoration: none;
  color: var(--text);
  text-align: left;
}
.search-result:hover,
.search-result.is-active { background: var(--primary-soft); color: var(--text); }
.search-result .tool-ico { width: 32px; height: 32px; }
.search-result .tool-ico svg { width: 17px; height: 17px; }
.search-result strong { display: block; font-size: var(--fs-sm); font-weight: var(--fw-semibold); }
.search-result span { display: block; font-size: var(--fs-xs); color: var(--text-muted); }
.search-result mark { background: color-mix(in srgb, var(--primary) 26%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }

.search-empty { padding: var(--sp-5) var(--sp-4); text-align: center; color: var(--text-muted); font-size: var(--fs-sm); }
.search-empty svg { width: 34px; height: 34px; margin: 0 auto var(--sp-2); color: var(--text-faint); }

/* ==========================================================================
   7. MOBILE DRAWER
   ========================================================================== */
.hamburger { display: none; }

.drawer-backdrop {
  position: fixed; inset: 0;
  background: var(--overlay);
  opacity: 0; visibility: hidden;
  transition: opacity var(--t-slow) var(--ease-out), visibility var(--t-slow);
  z-index: calc(var(--z-drawer) - 1);
}
.drawer-backdrop.is-open { opacity: 1; visibility: visible; }

.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(400px, 92vw);
  background: var(--bg);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-xl);
  transform: translateX(100%);
  transition: transform var(--t-slow) var(--ease-out);
  z-index: var(--z-drawer);
  display: flex; flex-direction: column;
  overscroll-behavior: contain;
}
.drawer.is-open { transform: translateX(0); }

.drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--border);
  flex: none;
}
.drawer-body { flex: 1; overflow-y: auto; padding: var(--sp-4) var(--sp-5) var(--sp-8); }

.drawer-link {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-2);
  font-weight: var(--fw-medium);
  color: var(--text);
  text-decoration: none;
  border-radius: var(--r-md);
}
.drawer-link:hover { background: var(--surface-hover); color: var(--text); }
.drawer-link[aria-current="page"] { color: var(--primary-text); }

.drawer-sep { height: 1px; background: var(--border); margin: var(--sp-3) 0; }
.drawer-label {
  font-size: var(--fs-xs); font-weight: var(--fw-bold);
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-faint);
  padding: var(--sp-3) var(--sp-2) var(--sp-1);
}

.accordion-trigger {
  display: flex; align-items: center; gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-3) var(--sp-2);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--text);
  border-radius: var(--r-md);
  text-align: left;
}
.accordion-trigger:hover { background: var(--surface-hover); }
.accordion-trigger .chev { margin-left: auto; width: 16px; height: 16px; color: var(--text-faint);
  transition: transform var(--t-base) var(--ease-out); }
.accordion-trigger[aria-expanded="true"] .chev { transform: rotate(180deg); }
.accordion-trigger .tool-ico { width: 30px; height: 30px; }
.accordion-trigger .tool-ico svg { width: 16px; height: 16px; }

.accordion-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--t-slow) var(--ease-out);
}
.accordion-panel > div { overflow: hidden; }
.accordion-panel.is-open { grid-template-rows: 1fr; }
.accordion-panel a {
  display: block;
  padding: var(--sp-2) var(--sp-2) var(--sp-2) calc(var(--sp-6) + var(--sp-2));
  font-size: var(--fs-sm);
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--r-md);
}
.accordion-panel a:hover { background: var(--surface-hover); color: var(--text); }

/* ==========================================================================
   8. FOOTER
   ========================================================================== */
.site-footer {
  margin-top: var(--sp-9);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding-top: var(--sp-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, 1fr);
  gap: var(--sp-6) var(--sp-5);
  padding-bottom: var(--sp-7);
}
.footer-brand p { color: var(--text-muted); font-size: var(--fs-sm); margin-top: var(--sp-3); max-width: 34ch; }
.footer-col h3 {
  font-size: var(--fs-xs); font-weight: var(--fw-bold);
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-bottom: var(--sp-3);
}
.footer-col li + li { margin-top: var(--sp-2); }
.footer-col a {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out);
}
.footer-col a:hover { color: var(--primary-text); text-decoration: underline; }

.footer-bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-5) 0;
  border-top: 1px solid var(--border);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: var(--sp-4); }
.footer-note {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  color: var(--success);
  font-weight: var(--fw-medium);
}

/* ==========================================================================
   9. THEME TOGGLE
   ========================================================================== */
.theme-toggle { position: relative; overflow: hidden; }
.theme-toggle svg { position: absolute; transition: transform var(--t-slow) var(--ease-spring), opacity var(--t-base) var(--ease-out); }
.theme-toggle .ico-sun  { transform: translateY(0) rotate(0deg); opacity: 1; }
.theme-toggle .ico-moon { transform: translateY(140%) rotate(-90deg); opacity: 0; }
[data-theme="dark"] .theme-toggle .ico-sun  { transform: translateY(-140%) rotate(90deg); opacity: 0; }
[data-theme="dark"] .theme-toggle .ico-moon { transform: translateY(0) rotate(0deg); opacity: 1; }

/* ==========================================================================
   10. SECTIONS + HEADINGS
   ========================================================================== */
.section { padding-block: var(--sp-8); }
.section-tight { padding-block: var(--sp-7); }
.section-alt { background: var(--bg-elevated); border-block: 1px solid var(--border); }

.section-head { max-width: 62ch; margin-bottom: var(--sp-6); }
.section-head.centered { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: var(--fs-2xl); margin-bottom: var(--sp-3); }
.section-head p { color: var(--text-muted); font-size: var(--fs-lg); }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-xs); font-weight: var(--fw-bold);
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--primary-text);
  margin-bottom: var(--sp-3);
}
.eyebrow::before {
  content: ""; width: 20px; height: 2px;
  background: var(--primary); border-radius: var(--r-full);
}
.section-head.centered .eyebrow { justify-content: center; }

/* ==========================================================================
   11. TOOL CARDS
   ========================================================================== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: var(--sp-4);
}

.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  transition: transform var(--t-base) var(--ease-out),
              box-shadow var(--t-base) var(--ease-out),
              border-color var(--t-base) var(--ease-out);
}
.tool-card::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%),
              color-mix(in srgb, var(--cat-color, var(--primary)) 9%, transparent), transparent 62%);
  opacity: 0;
  transition: opacity var(--t-slow) var(--ease-out);
  pointer-events: none;
}
.tool-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--cat-color, var(--primary)) 45%, var(--border));
  box-shadow: var(--shadow-lg);
  color: var(--text);
}
.tool-card:hover::after { opacity: 1; }
.tool-card:hover .tool-ico { transform: scale(1.09) rotate(-3deg); }
.tool-card:hover .tool-card-go { transform: translateX(3px); opacity: 1; }

.tool-card h3 { font-size: var(--fs-md); font-weight: var(--fw-semibold); letter-spacing: -0.01em; }
.tool-card p { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-snug); flex: 1; }
.tool-card-go {
  display: inline-flex; align-items: center; gap: var(--sp-1);
  font-size: var(--fs-sm); font-weight: var(--fw-semibold);
  color: var(--cat-color, var(--primary));
  opacity: 0.75;
  transition: transform var(--t-base) var(--ease-out), opacity var(--t-base) var(--ease-out);
}

/* Category section header */
.cat-head {
  display: flex; align-items: center; gap: var(--sp-3);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
}
.cat-head .tool-ico { width: 40px; height: 40px; }
.cat-head h2 { font-size: var(--fs-xl); }
.cat-head p { font-size: var(--fs-sm); color: var(--text-muted); }
.cat-head .count { margin-left: auto; font-size: var(--fs-sm); color: var(--text-faint); white-space: nowrap; }

/* ==========================================================================
   12. HERO
   ========================================================================== */
.hero {
  position: relative;
  padding-block: clamp(var(--sp-7), 7vw, var(--sp-9)) var(--sp-8);
  overflow: hidden;
  isolation: isolate;
}

/* Animated background mesh — CSS only, transform/opacity only */
.hero-mesh {
  position: absolute; inset: -20% -10%;
  z-index: -2; pointer-events: none; overflow: hidden;
  -webkit-mask-image: radial-gradient(ellipse 95% 78% at 50% 34%, #000 30%, transparent 82%);
  mask-image: radial-gradient(ellipse 95% 78% at 50% 34%, #000 30%, transparent 82%);
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(84px);
  opacity: 0.28;
  will-change: transform;
}
[data-theme="dark"] .blob { opacity: 0.3; filter: blur(96px); }
.blob-1 {
  width: 46vw; height: 46vw; max-width: 620px; max-height: 620px;
  top: -6%; left: -4%;
  background: hsl(var(--brand-h) 85% 62%);
  animation: drift-1 26s var(--ease-out) infinite alternate;
}
.blob-2 {
  width: 40vw; height: 40vw; max-width: 540px; max-height: 540px;
  top: 6%; right: -6%;
  background: hsl(calc(var(--brand-h) + 52) 85% 64%);
  animation: drift-2 32s var(--ease-out) infinite alternate;
}
.blob-3 {
  width: 34vw; height: 34vw; max-width: 460px; max-height: 460px;
  bottom: -14%; left: 32%;
  background: hsl(calc(var(--brand-h) - 42) 80% 66%);
  animation: drift-3 29s var(--ease-out) infinite alternate;
}
@keyframes drift-1 {
  0%   { transform: translate3d(0,0,0) scale(1); }
  100% { transform: translate3d(9vw, 5vh, 0) scale(1.14); }
}
@keyframes drift-2 {
  0%   { transform: translate3d(0,0,0) scale(1.05); }
  100% { transform: translate3d(-7vw, 8vh, 0) scale(0.92); }
}
@keyframes drift-3 {
  0%   { transform: translate3d(0,0,0) scale(0.95); }
  100% { transform: translate3d(5vw, -7vh, 0) scale(1.12); }
}

.hero-grid-overlay {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--text) 5%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--text) 5%, transparent) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 78%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 78%);
}

/* Floating parallax document shapes */
.hero-float { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.float-doc {
  position: absolute;
  color: var(--primary);
  opacity: 0.14;
  will-change: transform;
  transition: transform 500ms var(--ease-out);
}
[data-theme="dark"] .float-doc { opacity: 0.2; }
.float-doc svg { width: 100%; height: 100%; stroke-width: 1.2; }
.float-doc.f1 { width: 74px; height: 74px; top: 16%; left: 7%;  animation: bob 9s ease-in-out infinite; }
.float-doc.f2 { width: 56px; height: 56px; top: 62%; left: 13%; animation: bob 11s ease-in-out infinite 1.1s; }
.float-doc.f3 { width: 66px; height: 66px; top: 22%; right: 9%; animation: bob 10s ease-in-out infinite 0.5s; }
.float-doc.f4 { width: 46px; height: 46px; top: 70%; right: 15%; animation: bob 12s ease-in-out infinite 1.7s; }
@keyframes bob {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(-4deg); }
  50%      { transform: translate3d(0, -16px, 0) rotate(5deg); }
}

.hero-inner { position: relative; text-align: center; max-width: 860px; margin-inline: auto; }

.hero h1 {
  font-size: var(--fs-4xl);
  letter-spacing: -0.035em;
  margin-bottom: var(--sp-4);
}
.hero h1 .rotator {
  display: inline-block;
  min-width: 4.6ch;
  text-align: left;
  color: var(--primary);
  position: relative;
}
.hero h1 .rotator::after {
  content: "";
  display: inline-block;
  width: 2px; height: 0.9em;
  margin-left: 2px;
  background: var(--primary);
  vertical-align: -0.09em;
  animation: caret 1s steps(1) infinite;
}
@keyframes caret { 50% { opacity: 0; } }

.hero-sub {
  font-size: var(--fs-lg);
  color: var(--text-muted);
  max-width: 58ch;
  margin: 0 auto var(--sp-6);
}

.hero-cta { display: flex; flex-wrap: wrap; gap: var(--sp-3); justify-content: center; margin-bottom: var(--sp-6); }

.trust-row {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: var(--sp-3) var(--sp-5);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.trust-row li { display: inline-flex; align-items: center; gap: var(--sp-2); }
.trust-row svg { width: 16px; height: 16px; color: var(--success); stroke-width: 2.4; }

/* Hero dropzone */
.hero-drop {
  margin: var(--sp-7) auto 0;
  max-width: 620px;
  padding: var(--sp-6);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 2px dashed var(--border-strong);
  border-radius: var(--r-xl);
  text-align: center;
  cursor: pointer;
  transition: border-color var(--t-base) var(--ease-out),
              background-color var(--t-base) var(--ease-out),
              transform var(--t-base) var(--ease-out);
}
.hero-drop:hover, .hero-drop:focus-visible { border-color: var(--primary); transform: translateY(-2px); }
.hero-drop.is-dragover {
  border-color: var(--primary);
  background: var(--primary-soft);
  transform: scale(1.015);
}
.hero-drop .drop-ico {
  width: 52px; height: 52px; margin: 0 auto var(--sp-3);
  display: grid; place-items: center;
  border-radius: var(--r-lg);
  background: var(--primary-soft);
  color: var(--primary);
}
.hero-drop .drop-ico svg { width: 26px; height: 26px; }
.hero-drop strong { display: block; font-size: var(--fs-md); margin-bottom: var(--sp-1); }
.hero-drop small { color: var(--text-muted); }

.hero-suggest { margin-top: var(--sp-4); text-align: left; }
.hero-suggest .chips { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-3); }

.chip {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-sm); font-weight: var(--fw-medium);
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  text-decoration: none;
  transition: all var(--t-fast) var(--ease-out);
}
.chip:hover { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-text); transform: translateY(-1px); }
.chip svg { width: 15px; height: 15px; }

/* Stat counters */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--sp-4);
  max-width: 760px;
  margin: var(--sp-8) auto 0;
}
.stat {
  text-align: center;
  padding: var(--sp-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.stat b {
  display: block;
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.04em;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.stat span { font-size: var(--fs-sm); color: var(--text-muted); }

/* ==========================================================================
   13. ENTRANCE + SCROLL ANIMATIONS
   ========================================================================== */
.fade-up {
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  animation: fadeUp 0.7s var(--ease-out) forwards;
}
.d1 { animation-delay: 0.05s; }
.d2 { animation-delay: 0.15s; }
.d3 { animation-delay: 0.25s; }
.d4 { animation-delay: 0.35s; }
.d5 { animation-delay: 0.45s; }
.d6 { animation-delay: 0.55s; }
@keyframes fadeUp { to { opacity: 1; transform: translate3d(0, 0, 0); } }

.reveal {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translate3d(0, 0, 0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translate3d(0, 20px, 0);
  transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translate3d(0, 0, 0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.02s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.06s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.10s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.14s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.18s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.22s; }

/* ==========================================================================
   14. FEATURE / STEP CARDS
   ========================================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: var(--sp-5);
}
.feature {
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: transform var(--t-base) var(--ease-out), box-shadow var(--t-base) var(--ease-out);
}
.feature:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.feature .tool-ico { margin-bottom: var(--sp-4); }
.feature h3 { font-size: var(--fs-md); margin-bottom: var(--sp-2); }
.feature p { font-size: var(--fs-sm); color: var(--text-muted); }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--sp-6); counter-reset: step; }
.step { position: relative; padding-top: var(--sp-6); }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: var(--r-full);
  background: var(--primary);
  color: var(--text-on-primary);
  font-weight: var(--fw-bold);
  font-size: var(--fs-md);
  box-shadow: var(--shadow-primary);
}
.step h3 { font-size: var(--fs-md); margin-bottom: var(--sp-2); padding-top: var(--sp-3); }
.step p { font-size: var(--fs-sm); color: var(--text-muted); }

/* ==========================================================================
   15. FAQ ACCORDION
   ========================================================================== */
.faq { max-width: 820px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  overflow: hidden;
  transition: border-color var(--t-base) var(--ease-out), box-shadow var(--t-base) var(--ease-out);
}
.faq-item + .faq-item { margin-top: var(--sp-3); }
.faq-item:has(.faq-q[aria-expanded="true"]) { border-color: var(--primary); box-shadow: var(--shadow); }

.faq-q {
  display: flex; align-items: center; gap: var(--sp-4);
  width: 100%;
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--text-strong);
  text-align: left;
  line-height: var(--lh-snug);
}
.faq-q:hover { background: var(--surface-hover); }
.faq-q .chev {
  margin-left: auto; flex: none;
  width: 20px; height: 20px;
  color: var(--text-faint);
  transition: transform var(--t-slow) var(--ease-out), color var(--t-base) var(--ease-out);
}
.faq-q[aria-expanded="true"] .chev { transform: rotate(180deg); color: var(--primary); }

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--t-slow) var(--ease-out);
}
.faq-a > div { overflow: hidden; }
.faq-a.is-open { grid-template-rows: 1fr; }
.faq-a p { padding: 0 var(--sp-5) var(--sp-5); color: var(--text-muted); font-size: var(--fs-md); }

/* ==========================================================================
   16. BREADCRUMB
   ========================================================================== */
.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  padding-block: var(--sp-5) var(--sp-2);
}
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--primary-text); text-decoration: underline; }
.breadcrumb li { display: inline-flex; align-items: center; gap: var(--sp-2); }
.breadcrumb li + li::before {
  content: "/";
  color: var(--text-faint);
}
.breadcrumb [aria-current="page"] { color: var(--text); font-weight: var(--fw-medium); }

/* ==========================================================================
   17. ADSENSE PLACEHOLDERS
   Reserved space so ads cause ZERO cumulative layout shift.
   Collapses gracefully when an ad blocker removes the <ins>.
   ========================================================================== */
.ad-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  background: var(--bg-elevated);
  border: 1px dashed var(--border);
  border-radius: var(--r-lg);
  color: var(--text-faint);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  overflow: hidden;
  contain: layout paint;
}
.ad-slot::before { content: "Advertisement"; }
.ad-slot:has(ins.adsbygoogle[data-ad-status="filled"])::before { content: none; }
.ad-leaderboard { width: 100%; max-width: 970px; min-height: 100px; margin-block: var(--sp-6); }
.ad-rectangle   { width: 100%; max-width: 336px;  min-height: 280px; margin-block: var(--sp-6); }
.ad-inline      { width: 100%; max-width: 728px;  min-height: 90px;  margin-block: var(--sp-6); }
.ad-sidebar     { width: 300px; min-height: 600px; }
@media (min-width: 1024px) {
  .ad-sidebar-sticky { position: sticky; top: calc(var(--header-h) + var(--sp-5)); }
}
@media (max-width: 767px) {
  .ad-leaderboard, .ad-inline { min-height: 100px; max-width: 336px; }
  .ad-sidebar { display: none; }
}
.ad-slot ins { display: block; width: 100%; }

/* ==========================================================================
   18. COOKIE CONSENT BANNER
   ========================================================================== */
.cookie-banner {
  position: fixed;
  left: var(--sp-4); right: var(--sp-4); bottom: var(--sp-4);
  max-width: 560px;
  margin-inline: auto;
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-banner);
  transform: translateY(calc(100% + var(--sp-5)));
  opacity: 0;
  transition: transform 420ms var(--ease-out), opacity 300ms var(--ease-out);
}
.cookie-banner.is-open { transform: translateY(0); opacity: 1; }
.cookie-banner h2 { display: flex; align-items: center; gap: var(--sp-2); font-size: var(--fs-md); margin-bottom: var(--sp-2); }
.cookie-banner h2 svg { color: var(--primary); }
.cookie-banner p { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--sp-4); }
.cookie-actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.cookie-actions .btn { flex: 1 1 auto; }
.cookie-prefs { margin: var(--sp-4) 0; display: grid; gap: var(--sp-3); }
.cookie-pref {
  display: flex; gap: var(--sp-3); align-items: flex-start;
  padding: var(--sp-3);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--bg-elevated);
}
.cookie-pref strong { display: block; font-size: var(--fs-sm); }
.cookie-pref span { font-size: var(--fs-xs); color: var(--text-muted); }

/* ==========================================================================
   19. FORMS
   ========================================================================== */
.field { display: grid; gap: var(--sp-2); }
.field > label, .label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text);
}
.field .hint { font-size: var(--fs-xs); color: var(--text-muted); }
.field .error-msg { font-size: var(--fs-xs); color: var(--danger); font-weight: var(--fw-medium); }
.field .error-msg:empty { display: none; }

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="url"], input[type="search"],
input[type="date"], textarea, select {
  width: 100%;
  padding: var(--sp-3) var(--sp-3);
  font-size: var(--fs-base);
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--danger); }
textarea { resize: vertical; min-height: 120px; font-family: inherit; }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23868ca1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--sp-3) center;
  background-size: 16px;
  padding-right: var(--sp-7);
}
input[type="color"] { padding: 3px; height: 44px; cursor: pointer; }
input[type="range"] { width: 100%; accent-color: var(--primary); }
input[type="checkbox"], input[type="radio"] { width: 18px; height: 18px; accent-color: var(--primary); cursor: pointer; flex: none; }

.check-row { display: flex; align-items: center; gap: var(--sp-3); font-size: var(--fs-sm); cursor: pointer; }

.form-status {
  padding: var(--sp-4);
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  display: flex; gap: var(--sp-3); align-items: flex-start;
}
.form-status[data-state="success"] { background: var(--success-soft); color: var(--success); }
.form-status[data-state="error"]   { background: var(--danger-soft);  color: var(--danger); }
.form-status[data-state="info"]    { background: var(--info-soft);    color: var(--info); }

/* ==========================================================================
   20. PROSE (legal pages, blog, about)
   ========================================================================== */
.prose { max-width: 72ch; font-size: var(--fs-md); }
.prose > * + * { margin-top: var(--sp-4); }
.prose h2 { font-size: var(--fs-xl); margin-top: var(--sp-7); }
.prose h3 { font-size: var(--fs-lg); margin-top: var(--sp-6); }
.prose h2 + p, .prose h3 + p { margin-top: var(--sp-3); }
.prose p, .prose li { color: var(--text-muted); line-height: var(--lh-base); }
.prose strong { color: var(--text); font-weight: var(--fw-semibold); }
.prose ul, .prose ol { padding-left: var(--sp-5); }
.prose ul li { list-style: disc; }
.prose ol li { list-style: decimal; }
.prose li + li { margin-top: var(--sp-2); }
.prose a { color: var(--primary-text); }
.prose blockquote {
  padding: var(--sp-4) var(--sp-5);
  border-left: 3px solid var(--primary);
  background: var(--bg-elevated);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-style: italic;
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 2px 5px;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}
.prose pre {
  padding: var(--sp-4);
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow-x: auto;
}
.prose pre code { padding: 0; background: none; border: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.prose th, .prose td { padding: var(--sp-3); border: 1px solid var(--border); text-align: left; }
.prose th { background: var(--bg-elevated); font-weight: var(--fw-semibold); color: var(--text); }
.prose td { color: var(--text-muted); }
.page-meta { font-size: var(--fs-sm); color: var(--text-faint); }

.page-head { padding-block: var(--sp-7) var(--sp-5); border-bottom: 1px solid var(--border); margin-bottom: var(--sp-6); }
.page-head h1 { font-size: var(--fs-3xl); margin-bottom: var(--sp-3); }
.page-head p { color: var(--text-muted); font-size: var(--fs-lg); max-width: 64ch; }

/* Callout */
.callout {
  display: flex; gap: var(--sp-3);
  padding: var(--sp-4);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  font-size: var(--fs-sm);
}
.callout svg { flex: none; width: 20px; height: 20px; margin-top: 2px; }
.callout p { margin: 0; }
.callout-info    { background: var(--info-soft);    border-color: color-mix(in srgb, var(--info) 30%, transparent); }
.callout-info svg, .callout-info strong { color: var(--info); }
.callout-warning { background: var(--warning-soft); border-color: color-mix(in srgb, var(--warning) 30%, transparent); }
.callout-warning svg, .callout-warning strong { color: var(--warning); }
.callout-success { background: var(--success-soft); border-color: color-mix(in srgb, var(--success) 30%, transparent); }
.callout-success svg, .callout-success strong { color: var(--success); }

/* ==========================================================================
   21. BLOG
   ========================================================================== */
.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--sp-5); }
.post-card {
  display: flex; flex-direction: column; gap: var(--sp-3);
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-decoration: none; color: var(--text);
  transition: transform var(--t-base) var(--ease-out), box-shadow var(--t-base) var(--ease-out), border-color var(--t-base) var(--ease-out);
}
.post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--primary); color: var(--text); }
.post-card h2, .post-card h3 { font-size: var(--fs-md); }
.post-card p { font-size: var(--fs-sm); color: var(--text-muted); flex: 1; }
.post-card time { font-size: var(--fs-xs); color: var(--text-faint); }

.article-head { max-width: 72ch; padding-block: var(--sp-7) var(--sp-5); }
.article-head h1 { font-size: var(--fs-3xl); margin-block: var(--sp-3); }
.article-meta { display: flex; flex-wrap: wrap; gap: var(--sp-3); font-size: var(--fs-sm); color: var(--text-faint); }

/* ==========================================================================
   22. 404
   ========================================================================== */
.error-page { text-align: center; padding-block: var(--sp-9); }
.error-code {
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: var(--fw-bold);
  line-height: 1;
  letter-spacing: -0.06em;
  background: linear-gradient(140deg, var(--primary), hsl(calc(var(--brand-h) + 45) var(--brand-s) calc(var(--brand-l) + 4%)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ==========================================================================
   23. ALL-TOOLS FILTER BAR
   ========================================================================== */
.filter-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4) 0;
  position: sticky;
  top: var(--header-h);
  background: var(--bg);
  z-index: 10;
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-5);
}
.filter-pills { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.pill {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--fs-sm); font-weight: var(--fw-medium);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  background: var(--surface);
  color: var(--text-muted);
  transition: all var(--t-fast) var(--ease-out);
}
.pill:hover { border-color: var(--primary); color: var(--text); }
.pill[aria-pressed="true"] {
  background: var(--primary); border-color: var(--primary);
  color: var(--text-on-primary);
}
.filter-search { flex: 1 1 240px; max-width: 340px; margin-left: auto; }

/* ==========================================================================
   24. RESPONSIVE
   ========================================================================== */
@media (max-width: 1023px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .mega { width: calc(100vw - var(--sp-5)); }
  .mega-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  :root { --header-h: 60px; }
  .nav-primary { display: none; }
  .hamburger { display: inline-flex; }
  .search-trigger { display: none; }
  .container { padding-inline: var(--sp-4); }
  .section { padding-block: var(--sp-7); }
  .hero { padding-block: var(--sp-7) var(--sp-7); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-5) var(--sp-4); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-cta .btn { flex: 1 1 100%; }
  .steps { gap: var(--sp-5); }
  .tool-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .filter-bar { top: var(--header-h); }
  .filter-search { margin-left: 0; max-width: none; }
}

@media (max-width: 479px) {
  .container { padding-inline: var(--sp-3); }
  .tool-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-drop { padding: var(--sp-5) var(--sp-4); }
  .stats { grid-template-columns: 1fr 1fr; }
  .cookie-banner { left: var(--sp-2); right: var(--sp-2); bottom: var(--sp-2); padding: var(--sp-4); }
}

/* ==========================================================================
   25. PRINT
   ========================================================================== */
@media print {
  .site-header, .site-footer, .ad-slot, .cookie-banner, .drawer, .drawer-backdrop,
  .hero-mesh, .hero-float, .hero-grid-overlay { display: none !important; }
  body { background: #fff; color: #000; }
  .container { max-width: none; padding: 0; }
}

/* ==========================================================================
   26. REDUCED MOTION — genuinely disables motion, everywhere
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0ms !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
    scroll-behavior: auto !important;
  }
  .fade-up { opacity: 1; transform: none; animation: none; }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
  /* .float-doc.f1 etc. carry two classes, so they need matching specificity
     to be switched off rather than merely sped up. */
  .blob,
  .float-doc,
  .float-doc.f1, .float-doc.f2, .float-doc.f3, .float-doc.f4 {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
  .hero h1 .rotator::after { animation: none; opacity: 1; }
  .tool-card:hover, .feature:hover, .post-card:hover, .btn:hover { transform: none; }
  .spinner { animation: spin 1.2s linear infinite; } /* kept: it is a loading signal */
}