/* ============================================================
   CONVERTPRO — shared design system
   Extends the original PDF/MERGE token set across all tools.
   ============================================================ */

:root {
  --paper:      #F5F7FB;
  --card:       #FFFFFF;
  --ink:        #14181F;
  --ink-soft:   #5B6472;
  --ink-faint:  #8891A0;
  --line:       #E4E8F0;
  --line-strong:#D2D8E4;
  --signal:     #0062F8;
  --signal-dk:  #004CC1;
  --signal-tint:#E7F0FF;
  --highlight:      #E5470B;
  --highlight-dk:   #C23A07;
  --highlight-tint: #FCE9E1;
  --ok:         #16915A;
  --ok-tint:    rgba(22,145,90,.09);
  --accent-blue:    #0062F8;
  --accent-blue-tint: rgba(0,98,248,.09);
  --accent-plum:    #7C3AED;
  --accent-plum-tint: rgba(124,58,237,.09);
  --accent-teal:    #0D9488;
  --accent-teal-tint: rgba(13,148,136,.09);
  --grad-pdf:      linear-gradient(135deg, #FF7A7A, #E23636);
  --grad-image:    linear-gradient(135deg, #3DD68C, #0E9F63);
  --grad-ocr:      linear-gradient(135deg, #A78BFA, #7C3AED);
  --grad-dev:      linear-gradient(135deg, #5B9CFF, #2563EB);
  --grad-document: linear-gradient(135deg, #FBBF54, #D97706);
  --grad-create:   linear-gradient(135deg, #F472B6, #DB2777);
  --grad-calc:     linear-gradient(135deg, #38BDF8, #0284C7);
  --err:        #C0362B;
  --err-tint:   rgba(192,54,43,.08);
  --shadow:     0 1px 2px rgba(20,24,31,.05), 0 10px 28px rgba(20,24,31,.06);
  --shadow-lg:  0 8px 18px rgba(20,24,31,.07), 0 30px 54px rgba(20,24,31,.10);
  --radius:     16px;
  --radius-sm:  11px;
  --maxw:       1160px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; display: block; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  letter-spacing: -.01em;
  margin: 0;
}

code, .mono { font-family: "IBM Plex Mono", monospace; }

/* ---------------- header / nav ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(244,245,242,.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 20px;
}
.wordmark {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex; align-items: center; gap: 9px;
}
.koro, .wordmark .koro { color: var(--signal); }
.wordmark-text { white-space: nowrap; }
.brand-mark { display: inline-flex; width: 32px; height: 32px; flex: none; border-radius: 8px; overflow: hidden; box-shadow: 0 0 0 1px var(--line); }
.brand-mark img { width: 100%; height: 100%; object-fit: cover; display: block; }
.footer-about .wordmark { margin-bottom: 10px; font-size: 24px; }

.nav-main { display: flex; align-items: center; gap: 2px; }
.nav-link {
  font-size: 14.5px; font-weight: 500; color: var(--ink-soft);
  text-decoration: none; padding: 9px 14px; border-radius: 8px;
  transition: color .15s ease, background .15s ease;
  background: none; border: none; font-family: inherit; cursor: pointer;
}
.nav-cat-link { padding: 9px 11px; display: inline-flex; align-items: center; gap: 5px; }
.nav-cat-link .chev { width: 11px; height: 11px; opacity: .6; }
.nav-link:hover { color: var(--ink); background: var(--line); }
.nav-link.active { color: var(--signal-dk); }

.nav-dd { position: relative; }
.nav-dd > button {
  font: inherit; font-size: 14.5px; font-weight: 500; color: var(--ink-soft);
  background: none; border: none; cursor: pointer;
  padding: 9px 14px; border-radius: 8px; display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s ease, background .15s ease;
}
.nav-dd > button:hover, .nav-dd.open > button { color: var(--ink); background: var(--line); }
.nav-dd svg.chev { width: 12px; height: 12px; transition: transform .15s ease; }
.nav-dd.open svg.chev { transform: rotate(180deg); }

.dd-panel-small {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%);
  width: 240px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px; display: none; flex-direction: column; gap: 2px;
}
.nav-dd.open .dd-panel-small { display: flex; }
.dd-panel-small a {
  padding: 9px 10px; border-radius: 9px; text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column; transition: background .12s ease;
}
.dd-panel-small a:hover { background: var(--paper); }
.dd-panel-small a strong { font-size: 13.5px; font-weight: 600; }
.dd-panel-small a span { font-size: 11.5px; color: var(--ink-faint); margin-top: 1px; }

.dd-panel-cat {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%);
  width: 300px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 10px; display: none; flex-direction: column;
}
.nav-dd.open .dd-panel-cat { display: flex; }
.dd-panel-cat-all {
  display: flex; align-items: center; justify-content: space-between; text-decoration: none;
  padding: 10px 11px; border-radius: 9px; background: var(--paper); margin-bottom: 8px;
}
.dd-panel-cat-all strong { font-size: 13.5px; color: var(--ink); }
.dd-panel-cat-all span { font-size: 12px; color: var(--signal-dk); font-weight: 600; }
.dd-panel-cat-all:hover { background: var(--signal-tint); }
.dd-panel-cat-list {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  max-height: 260px; overflow-y: auto;
}
.dd-panel-cat-list a {
  padding: 8px 9px; border-radius: 8px; text-decoration: none; color: var(--ink-soft);
  font-size: 12.5px; transition: background .12s ease, color .12s ease;
}
.dd-panel-cat-list a:hover { background: var(--paper); color: var(--ink); }

.dd-panel-media { width: 320px; }

.nav-search-inline { position: relative; flex: 1; min-width: 200px; max-width: 280px; }
.nav-search-inline-ico {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 17px; height: 17px; color: var(--ink-faint); pointer-events: none;
}
.nav-search-inline input {
  width: 100%; padding: 11px 14px 11px 40px; border: 1px solid var(--line-strong); border-radius: 999px;
  font-family: 'IBM Plex Sans', sans-serif; font-size: 14px; background: var(--card); color: var(--ink);
  transition: border-color .15s ease, background .15s ease;
}
.nav-search-inline input:focus { border-color: var(--signal); background: var(--paper); outline: none; }
.nav-search-inline .qs-results {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; width: auto;
  max-height: 320px; display: none;
}
.nav-search-inline .qs-results.open { display: block; }

.dd-media-group { margin-bottom: 12px; }
.dd-media-group:last-child { margin-bottom: 0; }
.dd-media-group-head {
  display: flex; align-items: center; gap: 8px; padding: 4px 4px 6px;
}
.dd-media-group-head .ico { width: 22px; height: 22px; flex: none; display: flex; align-items: center; justify-content: center; border-radius: 50%; }
.dd-media-group-head .ico svg { width: 12px; height: 12px; }
.dd-media-group-head strong { font-size: 12.5px; color: var(--ink); flex: 1; }
.dd-media-group-head a { font-size: 11px; color: var(--signal-dk); font-weight: 600; text-decoration: none; }
.dd-media-group .dd-panel-cat-list { max-height: none; }

.dd-panel {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%);
  width: 680px; max-width: 92vw;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); display: none; overflow: hidden;
  grid-template-columns: 200px 1fr;
}
.nav-dd.open .dd-panel { display: grid; }

.dd-sidebar {
  background: var(--paper); border-right: 1px solid var(--line); padding: 10px;
  display: flex; flex-direction: column; gap: 2px; max-height: 420px; overflow-y: auto;
}
.dd-cat {
  display: flex; align-items: center; gap: 10px; width: 100%; text-align: left;
  border: none; background: none; cursor: pointer; padding: 9px 10px; border-radius: 9px;
  font: inherit; font-size: 13px; font-weight: 500; color: var(--ink-soft);
  transition: background .12s ease, color .12s ease;
}
.dd-cat:hover { background: var(--card); color: var(--ink); }
.dd-cat.active { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.dd-cat .ico { flex: none; width: 26px; height: 26px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.dd-cat .ico svg { width: 14px; height: 14px; }
.dd-cat-label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dd-cat-count { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-faint); }
.dd-cat-soon { font-family: "IBM Plex Mono", monospace; font-size: 10px; color: var(--accent-plum); background: var(--accent-plum-tint); padding: 2px 6px; border-radius: 999px; }

.dd-main { padding: 14px; min-width: 0; }
.dd-search {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px; margin-bottom: 10px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 9px;
}
.dd-search svg { width: 15px; height: 15px; color: var(--ink-faint); flex: none; }
.dd-search input {
  border: none; background: none; outline: none; font-size: 13.5px; width: 100%;
  font-family: "IBM Plex Sans", sans-serif; color: var(--ink);
}
.dd-items { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; max-height: 320px; overflow-y: auto; }
.dd-empty { padding: 24px 10px; text-align: center; font-size: 13px; color: var(--ink-faint); display: none; }
.dd-soon { padding: 30px 16px; text-align: center; font-size: 13px; color: var(--ink-faint); display: none; }
.dd-item {
  display: flex; align-items: flex-start; gap: 11px; padding: 10px; border-radius: 10px;
  text-decoration: none; color: var(--ink); transition: background .12s ease;
}
.dd-item:hover { background: var(--paper); }
.dd-item .ico {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  background: var(--signal-tint); color: var(--signal-dk);
  display: flex; align-items: center; justify-content: center;
}
.dd-item .ico svg { width: 18px; height: 18px; }
.dd-item strong { display: block; font-size: 13.5px; font-weight: 600; }
.dd-item span { display: block; font-size: 12px; color: var(--ink-faint); margin-top: 1px; line-height: 1.4; }
.dd-item-soon { cursor: default; opacity: .58; }
.dd-item-soon:hover { background: none; }
.dd-item-soon .ico { filter: grayscale(.4); }
.dd-item-soon strong em {
  font-style: normal; font-family: "IBM Plex Mono", monospace; font-size: 9.5px; font-weight: 600;
  color: var(--accent-plum); background: var(--accent-plum-tint); padding: 2px 6px; border-radius: 999px;
  margin-left: 6px; text-transform: uppercase; letter-spacing: .04em;
}
.mob-soon { display: block; padding: 10px 8px; font-size: 14px; color: var(--ink-faint); }
.mob-soon em { font-style: normal; font-size: 10px; color: var(--accent-plum); margin-left: 5px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle svg { width: 22px; height: 22px; }

@media (max-width: 860px) {
  .nav-main, .nav-search-inline { display: none; }
  .nav-toggle { display: block; }
  .mobile-panel.open { display: flex; }
}
.mobile-panel {
  display: none; flex-direction: column; gap: 2px;
  padding: 8px 0 20px; border-top: 1px solid var(--line);
}
.mobile-panel a {
  padding: 12px 4px; text-decoration: none; color: var(--ink);
  font-size: 15px; font-weight: 500; border-bottom: 1px solid var(--line);
}
.mobile-panel .grp-label {
  font-family: "IBM Plex Mono", monospace; font-size: 11px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-faint); padding: 14px 4px 4px;
}

/* ---------------- buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: "IBM Plex Sans", sans-serif; font-weight: 600; font-size: 14.5px;
  border-radius: 10px; padding: 13px 22px; border: none; cursor: pointer;
  text-decoration: none; transition: transform .1s ease, box-shadow .15s ease, opacity .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--signal); color: #fff; }
.btn-primary:hover { background: var(--signal-dk); }
.btn-primary:disabled { background: var(--line-strong); color: var(--ink-faint); cursor: not-allowed; }
.btn-ghost { background: var(--card); color: var(--ink); border: 1px solid var(--line-strong); }
.cat-btn.active { background: var(--signal); color: #fff; border-color: var(--signal); }
.btn-ghost:hover { border-color: var(--signal); color: var(--signal-dk); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 28px; font-size: 15.5px; }

/* ---------------- hero ---------------- */
.hero {
  padding: 68px 0 44px; text-align: center; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -180px; left: 50%; transform: translateX(-50%);
  width: 780px; height: 420px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(229,71,11,.10), transparent 72%);
  pointer-events: none; z-index: 0;
}
.hero .container { position: relative; z-index: 1; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: "IBM Plex Mono", monospace; font-size: 12px; letter-spacing: .08em;
  color: var(--ok); background: var(--ok-tint); border: 1px solid rgba(22,145,90,.24);
  padding: 6px 13px; border-radius: 999px; margin-bottom: 22px;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
.hero h1 {
  font-size: clamp(34px, 5.4vw, 56px); line-height: 1.06; letter-spacing: -.02em;
  max-width: 780px; margin: 0 auto;
}
.hero h1 .accent { color: var(--signal); }
.hero p.lead {
  max-width: 560px; margin: 20px auto 0; color: var(--ink-soft); font-size: 17px; line-height: 1.6;
}
.trust-row {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 28px;
}
.trust-pill {
  font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-soft);
  background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px;
  display: inline-flex; align-items: center; gap: 6px;
}
.trust-pill svg { width: 13px; height: 13px; color: var(--ok); }

/* ---------------- tool grid ---------------- */
.section { padding: 56px 0; }
.section-head { max-width: 620px; margin: 0 0 34px; }
.section-head h2 { font-size: clamp(24px, 3.4vw, 32px); }
.section-head p { color: var(--ink-soft); margin-top: 10px; font-size: 15.5px; }

.tool-category-row { margin-bottom: 34px; }
.tool-category-row:last-child { margin-bottom: 0; }
.tool-category-row-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; }
.tool-category-row-head h3 { font-size: 16px; }
.tool-category-row-head a { font-size: 13px; color: var(--signal-dk); text-decoration: none; font-weight: 600; white-space: nowrap; }
.tool-category-row-head a:hover { text-decoration: underline; }

.tool-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
@media (max-width: 1080px) { .tool-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 700px) { .tool-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 460px) { .tool-grid { grid-template-columns: repeat(2, 1fr); } }

.tool-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px; text-decoration: none; color: var(--ink);
  box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  display: flex; flex-direction: column; gap: 8px;
}
.tool-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--line-strong); }
.tool-card-more { border-style: dashed; background: var(--paper); box-shadow: none; }
.tool-card-more:hover { border-color: var(--accent-plum); }
.tool-card .ico {
  width: 32px; height: 32px; border-radius: 50%; background: var(--signal-tint); color: var(--signal-dk);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.tool-card .ico::after {
  content: ''; position: absolute; width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,.85); top: -2px; right: -2px; box-shadow: 0 0 0 2px var(--card);
}
.tool-card .ico svg { width: 16px; height: 16px; }
.tool-card h3 { font-size: 13px; line-height: 1.25; }
.tool-card p { font-size: 11.5px; color: var(--ink-soft); margin: 0; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.tool-card .tag {
  font-family: "IBM Plex Mono", monospace; font-size: 9px; letter-spacing: .05em;
  color: var(--ink-faint); text-transform: uppercase; margin-top: auto;
}

/* ---------------- why / features ---------------- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 760px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  padding: 26px 4px; border-top: 2px solid var(--ink);
}
.feat .ico { width: 30px; height: 30px; color: var(--signal); margin-bottom: 16px; }
.feat h3 { font-size: 16.5px; margin-bottom: 8px; }
.feat p { font-size: 14px; color: var(--ink-soft); margin: 0; line-height: 1.6; }

/* ---------------- tool workspace ---------------- */
.tool-hero { padding: 40px 0 8px; }
.tool-intro-copy {
  font-size: 14.5px; line-height: 1.7; color: var(--ink-soft); max-width: 720px;
  margin: 0 0 28px;
}
.tool-hero .crumb {
  font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-faint);
  display: flex; align-items: center; gap: 6px; margin-bottom: 18px;
}
.tool-hero .crumb a { color: var(--ink-faint); text-decoration: none; }
.tool-hero .crumb a:hover { color: var(--signal-dk); }
.tool-hero-top { display: flex; align-items: flex-start; gap: 16px; }
.tool-hero .ico {
  flex: none; width: 52px; height: 52px; border-radius: 50%; background: var(--signal-tint);
  color: var(--signal-dk); display: flex; align-items: center; justify-content: center;
}
.tool-hero .ico svg { width: 26px; height: 26px; }
.tool-hero h1 { font-size: clamp(26px, 3.6vw, 34px); }
.tool-hero p.lead { color: var(--ink-soft); font-size: 15.5px; margin: 8px 0 0; max-width: 620px; }

.workspace {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 28px; margin-top: 28px;
}
@media (max-width: 560px) { .workspace { padding: 18px; } }

.dropzone {
  border: 2px dashed var(--line-strong); border-radius: var(--radius-sm);
  padding: 46px 20px; text-align: center; cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.dropzone:hover, .dropzone.drag { border-color: var(--signal); background: var(--signal-tint); }
.dropzone svg.upload-ico { width: 34px; height: 34px; color: var(--ink-faint); margin: 0 auto 14px; }
.dropzone strong { font-size: 15.5px; }
.dropzone .browse { color: var(--signal-dk); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.dropzone .hint { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-faint); margin-top: 10px; }

.file-list { display: flex; flex-direction: column; gap: 8px; margin: 20px 0; }
.file-row {
  display: flex; align-items: center; gap: 12px; padding: 11px 13px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
}
.file-row .fico { flex: none; width: 30px; height: 30px; border-radius: 7px; background: var(--card);
  border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; color: var(--ink-soft); }
.file-row .fico svg { width: 15px; height: 15px; }
.file-row .fname { font-size: 13.5px; font-weight: 500; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row .fsize { font-family: "IBM Plex Mono", monospace; font-size: 11.5px; color: var(--ink-faint); flex: none; }
.file-row .fmove, .file-row .fremove {
  flex: none; background: none; border: none; cursor: pointer; color: var(--ink-faint);
  width: 26px; height: 26px; display: flex; align-items: center; justify-content: center; border-radius: 6px;
}
.file-row .fmove:hover, .file-row .fremove:hover { background: var(--line); color: var(--ink); }
.file-row .fremove:hover { color: var(--err); }

.opts-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.opt-chip {
  font-size: 13px; font-weight: 500; padding: 9px 15px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: var(--card); cursor: pointer; color: var(--ink-soft);
  transition: all .12s ease;
}
.opt-chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }

.slider-row { margin: 18px 0; }
.slider-row label { font-size: 13.5px; font-weight: 600; display: flex; justify-content: space-between; margin-bottom: 10px; }
.slider-row label .val { font-family: "IBM Plex Mono", monospace; color: var(--signal-dk); }
.slider-row input[type=range] { width: 100%; accent-color: var(--signal); }

.progress-wrap { margin: 18px 0; display: none; }
.progress-wrap.show { display: block; }
.progress-track { height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; width: 0%; background: var(--signal); transition: width .2s ease; }
.progress-label { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-soft); margin-top: 8px; }

.result-box {
  display: none; align-items: center; gap: 14px; margin-top: 20px;
  padding: 18px; background: var(--ok-tint); border: 1px solid rgba(22,145,90,.24); border-radius: var(--radius-sm);
}
.result-box.show { display: flex; }
.result-box .rico { flex: none; width: 38px; height: 38px; border-radius: 10px; background: var(--ok);
  color: #fff; display: flex; align-items: center; justify-content: center; }
.result-box .rico svg { width: 19px; height: 19px; }
.result-box .rtext { flex: 1; }
.result-box .rtext strong { display: block; font-size: 14.5px; }
.result-box .rtext span { font-size: 12.5px; color: var(--ink-soft); }

.err-box {
  display: none; align-items: flex-start; gap: 12px; margin-top: 18px;
  padding: 15px 16px; background: var(--err-tint); border: 1px solid rgba(158,57,25,.22); border-radius: var(--radius-sm);
  color: var(--err); font-size: 13.5px; line-height: 1.5;
}
.err-box.show { display: flex; }
.err-box svg { flex: none; width: 17px; height: 17px; margin-top: 1px; }

.actions-row { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }

/* ---------------- info / how-it-works ---------------- */
.info-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; margin-top: 60px; }
@media (max-width: 860px) { .info-grid { grid-template-columns: 1fr; gap: 32px; } }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.steps li {
  counter-increment: step; position: relative; padding-left: 44px; margin-bottom: 22px;
}
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: -2px;
  width: 30px; height: 30px; border-radius: 9px; background: var(--ink); color: #fff;
  font-family: "IBM Plex Mono", monospace; font-size: 13px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
.steps li strong { display: block; font-size: 15px; margin-bottom: 3px; }
.steps li span { font-size: 13.5px; color: var(--ink-soft); line-height: 1.5; }

.side-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; height: fit-content;
}
.side-card h3 { font-size: 14.5px; margin-bottom: 14px; }
.side-card ul { margin: 0; padding-left: 18px; font-size: 13.5px; color: var(--ink-soft); line-height: 1.9; }

/* ---------------- FAQ accordion ---------------- */
.faq-list { display: flex; flex-direction: column; gap: 10px; max-width: 820px; }
.faq-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.faq-item summary {
  cursor: pointer; padding: 16px 20px; font-weight: 600; font-size: 14.5px;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 20px; font-weight: 400; color: var(--ink-faint); flex: none; line-height: 1;
}
.faq-item[open] summary::after { content: '\2212'; }
.faq-item p { margin: 0; padding: 0 20px 18px; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }

/* ---------------- footer ---------------- */
.site-footer {
  border-top: 1px solid var(--line); margin-top: 60px; padding: 52px 0 32px;
  background: #0B1220; color: #FFFFFF;
}
.site-footer .wordmark { color: #FFFFFF; }
.site-footer .wordmark .koro { color: #5B9CFF; }
.site-footer .brand-mark { box-shadow: 0 0 0 1px rgba(255,255,255,.12); }
.site-footer .footer-about p { color: #FFFFFF; }
.site-footer .footer-grid h4 { color: #FFFFFF; }
.site-footer .footer-grid a { color: #FFFFFF; }
.site-footer .footer-grid a:hover { color: #5B9CFF; }
.site-footer .footer-bottom { border-top-color: rgba(255,255,255,.09); }
.site-footer .footer-bottom p { color: #FFFFFF; }
.site-footer .newsletter-row input {
  background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); color: #FFFFFF;
}
.site-footer .newsletter-row input::placeholder { color: #C7D0E0; }
.site-footer .newsletter-row button { background: #5B9CFF; color: #0B1220; }
.site-footer .newsletter-row button:hover { background: #82B4FF; }
.site-footer .newsletter-msg { color: #4ADE80; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); gap: 28px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 {
  font-family: "IBM Plex Mono", monospace; font-size: 13px; font-weight: 700; letter-spacing: .07em;
  text-transform: uppercase; color: var(--ink-faint); margin: 0 0 18px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 13px; }
.footer-grid a { text-decoration: none; color: var(--ink-soft); font-size: 15px; }
.footer-grid a:hover { color: var(--signal-dk); }
.footer-about p { font-size: 15px; color: var(--ink-soft); line-height: 1.7; max-width: 300px; }
.footer-bottom {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 13.5px; color: var(--ink-faint); margin: 0; line-height: 1.6; max-width: 640px; }

/* ---------------- generic doc page ---------------- */
.doc-page { padding: 48px 0 90px; }
.doc-page .wrap { max-width: 760px; margin: 0 auto; }
.doc-page h1 { font-size: clamp(28px, 5vw, 34px); }
.doc-page .updated { font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--ink-faint); margin: 8px 0 26px; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 34px 36px; }
.doc h2 { font-size: 19px; margin: 30px 0 10px; }
.doc h2:first-child { margin-top: 0; }
.doc p { color: var(--ink-soft); margin: 0 0 12px; }
.doc ul { color: var(--ink-soft); margin: 0 0 12px; padding-left: 22px; }
.doc li { margin-bottom: 7px; }
.doc a { color: var(--signal-dk); text-decoration: underline; text-underline-offset: 2px; }
.doc strong { color: var(--ink); font-weight: 600; }
.callout {
  display: flex; align-items: flex-start; gap: 11px; background: var(--ok-tint);
  border: 1px solid rgba(22,145,90,.22); border-radius: 11px; padding: 14px 16px; margin: 0 0 22px;
  color: var(--ok); font-size: 14.5px;
}
.callout svg { width: 18px; height: 18px; flex: none; margin-top: 2px; }
@media (max-width: 560px) { .doc { padding: 22px 20px; } }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }

/* ============================================================
   DARK MODE
   ============================================================ */
:root[data-theme="dark"] {
  --paper:      #10131A;
  --card:       #171B24;
  --ink:        #F1F3F8;
  --ink-soft:   #9BA3B4;
  --ink-faint:  #6B7385;
  --line:       #262B38;
  --line-strong:#363C4C;
  --signal-tint:rgba(59,140,255,.20);
  --highlight-tint: rgba(240,110,60,.20);
  --ok-tint:    rgba(34,180,110,.20);
  --accent-blue-tint: rgba(59,140,255,.20);
  --accent-plum-tint: rgba(150,110,245,.20);
  --accent-teal-tint: rgba(30,180,168,.20);
  --shadow:     0 1px 2px rgba(0,0,0,.35), 0 10px 28px rgba(0,0,0,.4);
  --shadow-lg:  0 8px 18px rgba(0,0,0,.4), 0 30px 54px rgba(0,0,0,.5);
}
:root[data-theme="dark"] .site-header { background: rgba(16,19,26,.92); }
:root[data-theme="dark"] .hero::before { opacity: .35; }
:root[data-theme="dark"] .callout { border-color: rgba(34,180,110,.28); }
:root[data-theme="dark"] .eyebrow { border-color: rgba(34,180,110,.3); }

.theme-toggle {
  flex: none; width: 38px; height: 38px; border-radius: 9px; border: 1px solid var(--line-strong);
  background: var(--card); cursor: pointer; display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft); transition: border-color .15s ease, color .15s ease;
}
.theme-toggle:hover { border-color: var(--signal); color: var(--signal-dk); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: block; }

/* ============================================================
   HERO — split layout with quick-start panel
   ============================================================ */
.hero-split {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center;
  text-align: left; padding: 72px 0 56px; position: relative; overflow: visible;
}
@media (max-width: 900px) { .hero-split { grid-template-columns: 1fr; padding: 40px 0 20px; text-align: center; } }
.hero-split .eyebrow { }
.hero-split h1 { font-size: clamp(34px, 4.6vw, 52px); line-height: 1.08; letter-spacing: -.02em; margin: 20px 0 0; max-width: 560px; }
@media (max-width: 900px) { .hero-split h1 { max-width: none; margin-left: auto; margin-right: auto; } }
.hero-split p.lead { color: var(--ink-soft); font-size: 16.5px; line-height: 1.65; max-width: 480px; margin: 18px 0 0; }
@media (max-width: 900px) { .hero-split p.lead { margin-left: auto; margin-right: auto; } }
.hero-trust-inline { display: flex; gap: 30px; margin-top: 34px; flex-wrap: wrap; }
@media (max-width: 900px) { .hero-trust-inline { justify-content: center; } }
.hero-trust-inline .item { display: flex; align-items: center; gap: 11px; }
.hero-trust-inline .item .circle {
  flex: none; width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.hero-trust-inline .item .circle svg { width: 17px; height: 17px; }
.hero-trust-inline .item .txt strong { display: block; font-size: 13.5px; font-weight: 600; }
.hero-trust-inline .item .txt span { display: block; font-size: 11.5px; color: var(--ink-faint); margin-top: 1px; }

.quick-start {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow-lg); padding: 28px; position: relative;
}
.qs-stack { position: relative; height: 108px; margin-bottom: 20px; }
.qs-chip {
  position: absolute; width: 54px; height: 54px; border-radius: 50%; background: var(--card);
  border: none; box-shadow: var(--shadow); display: flex; align-items: center; justify-content: center;
}
.qs-chip svg { width: 22px; height: 22px; }
.qs-chip.c1 { left: 6%;  top: 14px;  transform: rotate(-9deg);  color: #fff; background: var(--grad-pdf); z-index: 1; }
.qs-chip.c2 { left: 30%; top: 0;     transform: rotate(4deg);   color: #fff; background: var(--grad-dev); z-index: 3; }
.qs-chip.c3 { left: 54%; top: 10px;  transform: rotate(-4deg);  color: #fff; background: var(--grad-image); z-index: 2; }
.qs-chip.c4 { left: 77%; top: 18px;  transform: rotate(8deg);   color: #fff; background: var(--grad-create); z-index: 1; }
.qs-arrow { position: absolute; left: 50%; bottom: -2px; transform: translateX(-50%);
  width: 40px; height: 40px; border-radius: 50%; background: var(--signal); color: #fff;
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); z-index: 4; }
.qs-arrow svg { width: 18px; height: 18px; }

.qs-select-row { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.qs-search-wrap { position: relative; }
.qs-search-ico { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 17px; height: 17px; color: var(--ink-faint); pointer-events: none; }
.qs-search-input {
  width: 100%; padding: 13px 14px 13px 40px; border: 1px solid var(--line-strong); border-radius: 10px;
  font-family: "IBM Plex Sans", sans-serif; font-size: 14.5px; font-weight: 500;
  background: var(--paper); color: var(--ink);
}
.qs-results {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 20;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); max-height: 320px; overflow-y: auto; padding: 6px; display: none;
}
.qs-results.open { display: block; }
.qs-result-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 9px;
  text-decoration: none; color: var(--ink); transition: background .12s ease;
}
.qs-result-item:hover { background: var(--paper); }
.qs-result-item .ico { width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex: none; }
.qs-result-item .ico svg { width: 14px; height: 14px; }
.qs-result-text { display: flex; flex-direction: column; }
.qs-result-text strong { font-size: 13.5px; }
.qs-result-text span { font-size: 11px; color: var(--ink-faint); }
.qs-no-match { padding: 14px; text-align: center; font-size: 13px; color: var(--ink-faint); }
.qs-hint { font-family: "IBM Plex Mono", monospace; font-size: 11.5px; color: var(--ink-faint); text-align: center; margin-top: 14px; }

/* ============================================================
   CATEGORY BROWSE
   ============================================================ */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 760px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
.cat-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 20px; text-align: center; text-decoration: none; color: var(--ink);
  transition: transform .15s ease, border-color .15s ease;
}
.cat-card:hover { transform: translateY(-2px); border-color: var(--line-strong); }
.cat-card .ico { width: 40px; height: 40px; border-radius: 50%; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; }
.cat-card .ico svg { width: 20px; height: 20px; }
.cat-card strong { display: block; font-size: 14px; }
.cat-card span { display: block; font-size: 12px; color: var(--ink-faint); margin-top: 3px; }

/* ============================================================
   FEATURE CIRCLES (replaces top-border feat grid on homepage)
   ============================================================ */
.feat2-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 860px) { .feat2-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .feat2-grid { grid-template-columns: 1fr; } }
.feat2 { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 22px; text-align: center; transition: transform .15s ease, box-shadow .15s ease; }
.feat2:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.feat2 .ico { width: 50px; height: 50px; border-radius: 50%; margin: 0 auto 16px; display: flex; align-items: center; justify-content: center; }
.feat2 .ico svg { width: 23px; height: 23px; }
.feat2 h3 { font-size: 15.5px; margin-bottom: 7px; }
.feat2 p { font-size: 13px; color: var(--ink-soft); margin: 0; line-height: 1.55; }

/* ============================================================
   HOW IT WORKS — horizontal with connectors
   ============================================================ */
.hiw-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
@media (max-width: 760px) { .hiw-row { flex-direction: column; gap: 28px; } }
.hiw-step { flex: 1; text-align: center; max-width: 220px; margin: 0 auto; }
.hiw-step .ico {
  width: 58px; height: 58px; border-radius: 50%; background: var(--signal-tint); border: none;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; color: var(--signal-dk);
}
.hiw-step .ico svg { width: 24px; height: 24px; }
.hiw-step h3 { font-size: 15px; margin-bottom: 6px; }
.hiw-step p { font-size: 13px; color: var(--ink-soft); margin: 0; line-height: 1.5; }
.hiw-connector { flex: none; width: 60px; margin-top: 28px; color: var(--line-strong); }
.hiw-connector svg { width: 100%; height: 14px; }
@media (max-width: 760px) { .hiw-connector { display: none; } }

/* ============================================================
   STATS BAR (honest — no fabricated numbers)
   ============================================================ */
.stats-bar {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 24px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
}
@media (max-width: 700px) { .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 24px; } }
.stats-bar .stat { display: flex; align-items: center; gap: 14px; }
.stats-bar .stat .sico {
  flex: none; width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.stats-bar .stat .sico svg { width: 20px; height: 20px; }
.stats-bar .stat strong {
  display: block; font-family: "Space Grotesk", sans-serif; font-size: clamp(20px, 2.6vw, 26px);
  color: var(--ink); letter-spacing: -.01em; line-height: 1.1;
}
.stats-bar .stat span { display: block; font-size: 12px; color: var(--ink-faint); margin-top: 2px; }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--ink) 0%, #1B2340 100%);
  border-radius: 18px; padding: 36px 32px; text-align: center; color: #fff; position: relative; overflow: hidden;
  max-width: 640px; margin: 0 auto;
}
.cta-banner::before {
  content: ''; position: absolute; top: -80px; right: -60px; width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(0,98,248,.35), transparent 72%);
}
.cta-banner h2 { color: #fff; font-size: clamp(19px, 2.6vw, 24px); position: relative; z-index: 1; }
.cta-banner p { color: rgba(244,245,242,.72); margin: 9px 0 20px; font-size: 13.5px; position: relative; z-index: 1; }
.cta-banner .actions-row { justify-content: center; position: relative; z-index: 1; }
.cta-banner .btn-ghost { background: transparent; border-color: rgba(244,245,242,.3); color: #fff; }
.cta-banner .btn-ghost:hover { border-color: #fff; }

/* ============================================================
   FOOTER NEWSLETTER
   ============================================================ */
.newsletter-row { display: flex; gap: 8px; margin-top: 4px; }
.newsletter-row input {
  flex: 1; min-width: 0; padding: 11px 13px; border: 1px solid var(--line-strong); border-radius: 8px;
  font-size: 14.5px; background: var(--paper); color: var(--ink); font-family: "IBM Plex Sans", sans-serif;
}
.newsletter-row button {
  flex: none; padding: 11px 18px; border-radius: 8px; border: none; background: var(--signal); color: #fff;
  font-size: 14.5px; font-weight: 600; cursor: pointer;
}
.newsletter-row button:hover { background: var(--signal-dk); }
.newsletter-msg { font-size: 13px; color: var(--ok); margin-top: 8px; min-height: 16px; }