/* Convert — shared styles. Design language matches actuallyusefulextensions.com:
   dark + cream, sage-green accent, Newsreader serif headlines, JetBrains Mono
   meta/labels, Inter body. Self-hosted fonts (CSP-safe, no external requests). */

@font-face { font-family:'Inter var'; src:url('fonts/inter.woff2') format('woff2'); font-weight:100 900; font-display:swap; }
@font-face { font-family:'Newsreader var'; src:url('fonts/newsreader.woff2') format('woff2'); font-weight:200 800; font-style:normal; font-display:swap; }
@font-face { font-family:'Newsreader var'; src:url('fonts/newsreader-italic.woff2') format('woff2'); font-weight:200 800; font-style:italic; font-display:swap; }
@font-face { font-family:'JetBrains Mono var'; src:url('fonts/mono.woff2') format('woff2'); font-weight:100 800; font-display:swap; }

:root {
  --bg:      #13110D;
  --bg-2:    #1C1A15;
  --bg-3:    #232019;
  --ink:     #F0EAD9;
  --ink-2:   #C2BBA6;
  --muted:   #8F8A79;
  --green:   #C8E29A;
  --green-dim:#A9C97C;
  --green-ink:#13110D;
  --line:    rgba(240,234,217,.13);
  --line-2:  rgba(240,234,217,.24);
  --success: #C8E29A;
  --error:   #E8927C;
  --error-bg:rgba(232,146,124,.12);
  --radius:  9px;
  --radius-sm: 6px;
  --serif: 'Newsreader var', Newsreader, 'Source Serif 4', Georgia, serif;
  --mono:  'JetBrains Mono var', 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --sans:  'Inter var', Inter, ui-sans-serif, system-ui, sans-serif;
  --maxw: 960px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: .92em; color: var(--green); }
em { color: var(--green); font-style: italic; }

/* ---- Header ---- */
.site-header { border-bottom: 1px solid var(--line); background: rgba(19,17,13,.82); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 20; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-weight: 600; font-size: 16px; letter-spacing: -.02em; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 26px; height: 26px; border-radius: 50%; background: transparent; border: 2px solid var(--green); display: grid; place-items: center; color: var(--green); }
.brand-mark svg { width: 14px; height: 14px; }
.nav { display: flex; gap: 20px; font-family: var(--mono); font-size: 13.5px; font-weight: 500; }
.nav a { color: var(--ink-2); }
.nav a:hover { color: var(--green); text-decoration: none; }
@media (max-width: 640px){ .nav { gap: 10px; font-size: 12px; flex-wrap: wrap; justify-content: flex-end; max-width: 60%; } }

/* ---- USP badges (mono, bordered pill, green dot) ---- */
.usps { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.usp { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 12.5px; font-weight: 500; color: var(--ink-2); background: transparent; border: 1px solid var(--line-2); border-radius: 999px; padding: 6px 13px; }
.usp b { color: var(--ink); font-weight: 600; }
a.usp:hover { border-color: var(--green); color: var(--green); text-decoration: none; }
.usp .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.usp .dot.i, .usp .dot.u, .usp .dot.f, .usp .dot.p { background: var(--green); }

/* ---- Hero ---- */
.hero { text-align: center; padding: 66px 0 30px; }
.hero h1 { font-family: var(--serif); font-size: clamp(34px, 5.4vw, 54px); line-height: 1.04; letter-spacing: -.02em; font-weight: 500; color: var(--ink); }
.hero .grad { font-family: var(--serif); font-style: italic; font-weight: 500; color: var(--green); }
.hero p.sub { font-size: 18px; color: var(--ink-2); max-width: 640px; margin: 20px auto 24px; }
.hero .usps { margin-top: 24px; }

/* ---- Page title (tool pages) ---- */
.page-head { text-align: center; padding: 46px 0 8px; }
.page-head h1 { font-family: var(--serif); font-size: clamp(30px, 4.4vw, 42px); letter-spacing: -.02em; font-weight: 500; color: var(--ink); }
.page-head p { color: var(--ink-2); font-size: 16.5px; margin: 12px auto 0; max-width: 640px; }
.page-head .usps { margin-top: 20px; }

/* ---- Converter widget ---- */
.tool { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; margin: 28px auto 0; min-height: 340px; }
.dropzone { display: block; border: 1.5px dashed var(--line-2); border-radius: var(--radius-sm); background: var(--bg-3); text-align: center; padding: 42px 20px; cursor: pointer; transition: background .15s, border-color .15s; }
.dropzone:hover, .dropzone.drag { background: #292519; border-color: var(--green); }
.dropzone:focus-within { border-color: var(--green); box-shadow: 0 0 0 3px rgba(200,226,154,.2); }
.dropzone svg { width: 40px; height: 40px; color: var(--green); }
.dropzone .dz-title { font-weight: 650; font-size: 17px; margin-top: 10px; color: var(--ink); }
.dropzone .dz-sub { color: var(--muted); font-size: 13.5px; margin-top: 5px; font-family: var(--mono); }
.dropzone input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }

.notice { margin-top: 12px; padding: 10px 13px; border-radius: var(--radius-sm); background: var(--bg-3); border: 1px solid var(--line-2); color: var(--ink-2); font-size: 13.5px; font-weight: 500; }
.notice-error { background: var(--error-bg); border-color: rgba(232,146,124,.4); color: var(--error); }
.notice.hidden { display: none; }

.options { display: flex; flex-wrap: wrap; gap: 16px 22px; align-items: flex-end; margin-top: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-family: var(--mono); font-size: 12px; font-weight: 500; color: var(--ink-2); letter-spacing: .02em; text-transform: uppercase; }
.field input[type=number], .field select { font: inherit; font-size: 16px; padding: 9px 11px; border: 1px solid var(--line-2); border-radius: var(--radius-sm); background: var(--bg); color: var(--ink); min-width: 120px; }
.field input:focus, .field select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(200,226,154,.18); }
.field select option { background: var(--bg-2); color: var(--ink); }
.sizes { display: flex; gap: 8px; flex-wrap: wrap; }
.sizes label { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-weight: 500; font-size: 13px; border: 1px solid var(--line-2); border-radius: 999px; padding: 6px 12px; cursor: pointer; user-select: none; color: var(--ink-2); }
.sizes label:has(input:checked) { border-color: var(--green); background: rgba(200,226,154,.1); color: var(--green); }
.sizes input { accent-color: var(--green); }

.actions { display: flex; gap: 10px; align-items: center; }
.run { display: inline-flex; align-items: center; justify-content: center; gap: 8px; margin-top: 20px; flex: 1; padding: 14px 20px; font: inherit; font-size: 15.5px; font-weight: 700; color: var(--green-ink); border: none; border-radius: var(--radius-sm); background: var(--green); cursor: pointer; transition: background .15s, transform .1s; }
.run:hover:not(:disabled){ background: #D6EBAE; transform: translateY(-1px); }
.run:active { transform: translateY(0); }
.run:disabled { opacity: .4; cursor: not-allowed; }
.clear-btn { margin-top: 20px; padding: 14px 16px; font: inherit; font-size: 14px; font-weight: 600; color: var(--ink-2); background: transparent; border: 1px solid var(--line-2); border-radius: var(--radius-sm); cursor: pointer; }
.clear-btn:hover { border-color: var(--ink-2); color: var(--ink); }
.clear-btn.hidden { display: none; }

/* rows / results */
.rows { margin-top: 18px; display: flex; flex-direction: column; gap: 8px; }
.row { display: flex; align-items: center; gap: 12px; padding: 11px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg-3); }
.row .thumb { width: 38px; height: 38px; border-radius: 6px; object-fit: cover; background: var(--bg); border: 1px solid var(--line); flex: none; }
.row .meta { min-width: 0; flex: 1; }
.row .name { font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--ink); }
.row .sub { font-size: 12.5px; color: var(--muted); margin-top: 2px; font-family: var(--mono); }
.row .sub .ok { color: var(--green); font-weight: 600; }
.row .sub .err { color: var(--error); font-weight: 600; }
.row .spin { width: 16px; height: 16px; border: 2px solid var(--line-2); border-top-color: var(--green); border-radius: 50%; animation: spin .7s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }
.dl { font-family: var(--mono); font-size: 12.5px; font-weight: 600; color: var(--green); border: 1px solid var(--line-2); background: transparent; border-radius: 6px; padding: 7px 12px; cursor: pointer; text-decoration: none; flex: none; }
.dl:hover { border-color: var(--green); text-decoration: none; }
.dl-all { margin-top: 14px; width: 100%; padding: 12px; font: inherit; font-size: 14.5px; font-weight: 700; color: var(--green-ink); background: var(--green); border: none; border-radius: var(--radius-sm); cursor: pointer; }
.dl-all:hover { background: #D6EBAE; }
.hidden { display: none !important; }
.tool-note { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 12px; text-align: center; line-height: 1.5; }
.tool-note-top { margin: 0 0 14px; text-align: left; }

/* ---- tool cards (home) ---- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin-top: 36px; }
.card { display: block; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; transition: transform .12s, border-color .15s, background .15s; }
.card:hover { transform: translateY(-3px); border-color: var(--green); background: var(--bg-3); text-decoration: none; }
.card .ic { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: rgba(200,226,154,.12); color: var(--green); margin-bottom: 14px; }
.card .ic svg { width: 24px; height: 24px; }
.card h3 { font-family: var(--mono); font-size: 15px; letter-spacing: -.01em; color: var(--ink); }
.card p { color: var(--ink-2); font-size: 14px; margin-top: 6px; }

/* ---- sections ---- */
section.block { padding: 44px 0; }
.block h2 { font-family: var(--serif); font-weight: 500; font-size: 27px; letter-spacing: -.01em; text-align: center; color: var(--ink); }
.how { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 18px; margin-top: 28px; }
.how .step { text-align: center; }
.how .n { width: 34px; height: 34px; border-radius: 50%; background: transparent; border: 1.5px solid var(--green); color: var(--green); font-family: var(--mono); font-weight: 700; display: grid; place-items: center; margin: 0 auto 12px; }
.how h4 { font-size: 15.5px; color: var(--ink); } .how p { color: var(--ink-2); font-size: 13.5px; margin-top: 5px; }

.why { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 14px; margin-top: 24px; }
.why .item { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px; }
.why .item h4 { font-size: 15px; display: flex; align-items: center; gap: 8px; color: var(--ink); }
.why .item p { color: var(--ink-2); font-size: 13.5px; margin-top: 6px; }
.why .em { font-size: 18px; font-style: normal; }

.faq { max-width: 760px; margin: 24px auto 0; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 4px 16px; margin-bottom: 10px; background: var(--bg-2); }
.faq summary { font-weight: 650; font-size: 15px; cursor: pointer; padding: 13px 0; list-style: none; color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary { color: var(--green); }
.faq p { color: var(--ink-2); font-size: 14.5px; padding: 0 0 14px; }

/* ---- footer ---- */
.site-footer { border-top: 1px solid var(--line); margin-top: 34px; padding: 32px 0; color: var(--muted); font-size: 13px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; justify-content: space-between; }
.site-footer .fnav { display: flex; flex-wrap: wrap; gap: 16px; font-family: var(--mono); }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--green); text-decoration: none; }

.lead { text-align: center; color: var(--ink-2); font-size: 16px; max-width: 720px; margin: 6px auto 0; }

/* success moment retained subtly on the sage accent (no toy-ish flash on dark) */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .card:hover, .dropzone.drag, .run:hover:not(:disabled) { transform: none; }
  .spin { animation: spin .7s linear infinite; }
}