/* ==========================================================================
   Toolzuki — design system
   Pure CSS. System font stack, no frameworks, no web fonts.
   Light + dark themes via [data-theme] with prefers-color-scheme fallback.
   ========================================================================== */

:root {
  --bg: #f4f5fb;
  --bg-blob-1: rgba(99, 102, 241, .22);
  --bg-blob-2: rgba(236, 72, 153, .16);
  --bg-blob-3: rgba(34, 211, 238, .18);
  --surface: rgba(255, 255, 255, .72);
  --surface-solid: #ffffff;
  --surface-2: rgba(99, 102, 241, .06);
  --glass-border: rgba(255, 255, 255, .75);
  --text: #0f1424;
  --muted: #5d6478;
  --border: rgba(15, 20, 36, .09);
  --primary: #2f7df6;
  --primary-2: #8b5cf6;
  --primary-ink: #1d5fd1;
  --primary-soft: rgba(47, 125, 246, .12);
  --accent: #06b6d4;
  --success: #15a35a;
  --success-soft: rgba(21, 163, 90, .12);
  --danger: #dc2626;
  --danger-soft: rgba(220, 38, 38, .1);
  --warn: #b45309;
  --warn-soft: rgba(217, 119, 6, .12);
  --shadow-sm: 0 1px 2px rgba(15, 20, 36, .05), 0 2px 8px rgba(15, 20, 36, .05);
  --shadow: 0 2px 4px rgba(15, 20, 36, .04), 0 12px 32px -8px rgba(15, 20, 36, .14);
  --shadow-lg: 0 8px 16px -6px rgba(15, 20, 36, .12), 0 30px 60px -20px rgba(79, 70, 229, .25);
  --glow: 0 0 0 4px rgba(99, 102, 241, .18);
  --radius: 18px;
  --radius-sm: 11px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --max: 1120px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: light;
}

/* Dark theme — explicit toggle or system preference */
:root[data-theme="dark"],
:root:not([data-theme="light"]).sys-dark { --_d: 1; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a0d18;
    --bg-blob-1: rgba(99, 102, 241, .28);
    --bg-blob-2: rgba(236, 72, 153, .16);
    --bg-blob-3: rgba(6, 182, 212, .16);
    --surface: rgba(22, 26, 42, .62);
    --surface-solid: #161a2a;
    --surface-2: rgba(255, 255, 255, .05);
    --glass-border: rgba(255, 255, 255, .09);
    --text: #e9ecf5;
    --muted: #98a0b8;
    --border: rgba(255, 255, 255, .09);
    --primary: #6aa6ff;
    --primary-2: #a78bfa;
    --primary-ink: #bdd6ff;
    --primary-soft: rgba(106, 166, 255, .16);
    --success: #34d399;
    --success-soft: rgba(52, 211, 153, .12);
    --danger: #f87171;
    --danger-soft: rgba(248, 113, 113, .12);
    --warn: #fbbf24;
    --warn-soft: rgba(251, 191, 36, .12);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow: 0 2px 4px rgba(0, 0, 0, .3), 0 14px 36px -10px rgba(0, 0, 0, .6);
    --shadow-lg: 0 10px 20px -8px rgba(0, 0, 0, .5), 0 30px 70px -20px rgba(99, 102, 241, .35);
    --glow: 0 0 0 4px rgba(139, 139, 255, .22);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0a0d18;
  --bg-blob-1: rgba(99, 102, 241, .28);
  --bg-blob-2: rgba(236, 72, 153, .16);
  --bg-blob-3: rgba(6, 182, 212, .16);
  --surface: rgba(22, 26, 42, .62);
  --surface-solid: #161a2a;
  --surface-2: rgba(255, 255, 255, .05);
  --glass-border: rgba(255, 255, 255, .09);
  --text: #e9ecf5;
  --muted: #98a0b8;
  --border: rgba(255, 255, 255, .09);
  --primary: #6aa6ff;
  --primary-2: #a78bfa;
  --primary-ink: #bdd6ff;
  --primary-soft: rgba(106, 166, 255, .16);
  --success: #34d399;
  --success-soft: rgba(52, 211, 153, .12);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, .12);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, .12);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow: 0 2px 4px rgba(0, 0, 0, .3), 0 14px 36px -10px rgba(0, 0, 0, .6);
  --shadow-lg: 0 10px 20px -8px rgba(0, 0, 0, .5), 0 30px 70px -20px rgba(99, 102, 241, .35);
  --glow: 0 0 0 4px rgba(139, 139, 255, .22);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  transition: background-color .3s var(--ease), color .3s var(--ease);
}
/* Soft gradient backdrop — static radial gradients, cheap to paint */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 50% at 10% 0%, var(--bg-blob-1), transparent 70%),
    radial-gradient(50% 45% at 95% 10%, var(--bg-blob-2), transparent 70%),
    radial-gradient(55% 50% at 50% 100%, var(--bg-blob-3), transparent 70%);
}
main { flex: 1; }
img, canvas, svg { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; font-weight: 800; letter-spacing: -.02em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); }
h2 { font-size: clamp(1.35rem, 3vw, 1.7rem); margin-top: 1.4em; }
h3 { font-size: 1.1rem; font-weight: 700; }
p { margin: 0 0 1em; }
code { font-family: var(--mono); font-size: .88em; background: var(--surface-2); padding: .12em .4em; border-radius: 6px; }
[hidden] { display: none !important; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Icons (inline SVG, stroke-based) */
.ic { width: 1em; height: 1em; display: inline-block; vertical-align: -.15em; flex: none; }
i[data-icon] { display: inline-flex; width: 1em; height: 1em; vertical-align: -.15em; }

/* Glass surface */
.glass {
  background: var(--surface);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  backdrop-filter: blur(14px) saturate(160%);
}

/* ---------- Header ---------- */
:root { --hdr-h: 104px; }
@media (max-width: 1000px) { :root { --hdr-h: 84px; } }
site-header { display: block; min-height: calc(var(--hdr-h) + 1px); } /* reserve space before JS renders it (no layout shift) */
site-footer { display: block; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--glass-border);
}
/* Glass backdrop lives on a pseudo-element so the mobile menu (which overflows
   the header) is not composited into the filtered layer. */
.site-header::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--surface);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  backdrop-filter: blur(16px) saturate(160%);
}
.nav-wrap { display: flex; align-items: center; gap: 10px; height: var(--hdr-h); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.2rem; color: var(--text); letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand-logo { height: 88px; width: auto; display: block; filter: drop-shadow(0 6px 14px rgba(47, 125, 246, .35)); transition: transform .3s var(--ease); }
.brand:hover .brand-logo { transform: translateY(-2px) scale(1.04); }
@media (max-width: 1000px) { .brand-logo { height: 68px; } }
.footer-logo img { width: 200px; height: auto; display: block; }
.hero-logo {
  width: min(300px, 60vw); height: auto; display: block; margin: 0 auto 18px;
  filter: drop-shadow(0 18px 30px rgba(47, 125, 246, .35));
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.site-nav { margin-left: auto; display: flex; gap: 2px; }
.site-nav a { padding: 8px 13px; border-radius: 999px; color: var(--text); font-weight: 600; font-size: .92rem; transition: background .2s, color .2s; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--primary-soft); color: var(--primary-ink); text-decoration: none; }
.hdr-btn {
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--border); color: var(--text); font-size: 1.15rem; transition: background .2s, transform .2s var(--ease);
}
.hdr-btn:hover { background: var(--primary-soft); transform: rotate(-12deg) scale(1.06); }
.nav-toggle { display: none; }
.theme-toggle .ic-sun, .theme-toggle .ic-moon { position: absolute; transition: transform .4s var(--ease), opacity .3s; }
.theme-toggle { position: relative; overflow: hidden; }
.theme-toggle .ic-moon { opacity: 0; transform: translateY(14px) rotate(-40deg); }
:root[data-theme="dark"] .theme-toggle .ic-sun { opacity: 0; transform: translateY(-14px) rotate(40deg); }
:root[data-theme="dark"] .theme-toggle .ic-moon { opacity: 1; transform: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .ic-sun { opacity: 0; transform: translateY(-14px) rotate(40deg); }
  :root:not([data-theme="light"]) .theme-toggle .ic-moon { opacity: 1; transform: none; }
}
/* Mobile menu: a fixed panel outside the glass header */
.mobile-nav {
  position: fixed; left: 12px; right: 12px; top: calc(var(--hdr-h) + 8px); z-index: 60; display: flex; flex-direction: column; gap: 2px; padding: 8px;
  background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  animation: drop .25s var(--ease);
}
.mobile-nav a { padding: 12px 14px; border-radius: var(--radius-sm); color: var(--text); font-weight: 600; }
.mobile-nav a:hover, .mobile-nav a[aria-current="page"] { background: var(--primary-soft); color: var(--primary-ink); text-decoration: none; }
@media (max-width: 1000px) {
  .nav-toggle { display: inline-grid; }
  .site-nav { display: none; }
}
@media (min-width: 1001px) { .mobile-nav { display: none !important; } }
@keyframes drop { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 72px; padding: 48px 0 28px; font-size: .92rem; background: var(--surface); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(auto-fit, minmax(150px, 1fr)); gap: 28px; }
@media (max-width: 1000px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } .footer-grid > div:first-child { grid-column: 1 / -1; } }
.footer-grid h4 { margin: 0 0 12px; font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin: 7px 0; }
.footer-grid a { color: var(--text); opacity: .85; }
.footer-grid a:hover { opacity: 1; color: var(--primary); }
.footer-bottom { margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; color: var(--muted); }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 440px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 36px; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: .8rem; font-weight: 700; letter-spacing: .02em; color: var(--primary-ink); background: var(--primary-soft); border: 1px solid var(--glass-border); margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); max-width: 760px; margin: 0 auto .4em; }
.grad-text {
  background: linear-gradient(90deg, var(--primary), var(--primary-2) 50%, var(--accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 620px; margin: 0 auto 28px; }
.search { max-width: 580px; margin: 0 auto; position: relative; }
.search input {
  width: 100%; padding: 16px 18px 16px 50px; font: inherit; font-size: 1.02rem; border: 1px solid var(--glass-border); border-radius: 999px;
  background: var(--surface); color: var(--text); box-shadow: var(--shadow); outline: none; transition: box-shadow .2s, border-color .2s;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.search input:focus { border-color: var(--primary); box-shadow: var(--shadow), var(--glow); }
.search > .ic { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--muted); }
.search-results { position: absolute; left: 0; right: 0; top: calc(100% + 8px); background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); text-align: left; overflow: hidden; z-index: 20; animation: drop .2s var(--ease); }
.search-results a { display: flex; align-items: center; gap: 10px; padding: 11px 16px; color: var(--text); border-top: 1px solid var(--border); }
.search-results a:first-child { border-top: 0; }
.search-results a:hover { background: var(--primary-soft); text-decoration: none; }
.search-results .ic { color: var(--primary); width: 18px; height: 18px; }
.search-results .cat { color: var(--muted); font-size: .8rem; margin-left: auto; }
.badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 22px; }
.badge { display: inline-flex; align-items: center; gap: 7px; padding: 7px 13px; border-radius: 999px; background: var(--surface); border: 1px solid var(--glass-border); font-size: .85rem; font-weight: 600; color: var(--muted); }
.badge .ic { color: var(--primary); }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.card {
  position: relative; display: block; padding: 22px; color: var(--text); border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--glass-border); box-shadow: var(--shadow-sm);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card::after { /* gradient hairline on hover */
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: linear-gradient(135deg, var(--primary), var(--primary-2), var(--accent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}
a.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); text-decoration: none; }
a.card:hover::after { opacity: 1; }
.card .icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 14px; color: var(--primary-ink);
  background: var(--primary-soft); transition: transform .35s var(--ease);
}
.card .icon .ic { width: 24px; height: 24px; }
a.card:hover .icon { transform: scale(1.1) rotate(-6deg); }
.card h3 { margin-bottom: 4px; }
.card p { margin: 0; color: var(--muted); font-size: .92rem; }
.card .arrow { position: absolute; right: 18px; top: 22px; color: var(--muted); opacity: 0; transform: translateX(-6px); transition: all .3s var(--ease); }
a.card:hover .arrow { opacity: 1; transform: none; color: var(--primary); }
.card .soon { display: inline-block; margin-top: 10px; font-size: .72rem; padding: 3px 9px; border-radius: 999px; background: var(--warn-soft); color: var(--warn); font-weight: 700; letter-spacing: .03em; text-transform: uppercase; }
.card.disabled { opacity: .75; }
/* category tints */
.cat-pdf .icon { background: rgba(244, 63, 94, .13); color: #e11d48; }
.cat-image .icon { background: rgba(14, 165, 233, .13); color: #0284c7; }
.cat-text .icon { background: rgba(139, 92, 246, .13); color: #7c3aed; }
.cat-calculators .icon { background: rgba(34, 197, 94, .13); color: #16a34a; }
.cat-converters .icon { background: rgba(245, 158, 11, .14); color: #d97706; }
.cat-generators .icon { background: rgba(236, 72, 153, .13); color: #db2777; }
:root[data-theme="dark"] .cat-pdf .icon { color: #fb7185; } :root[data-theme="dark"] .cat-image .icon { color: #38bdf8; }
:root[data-theme="dark"] .cat-text .icon { color: #a78bfa; } :root[data-theme="dark"] .cat-calculators .icon { color: #4ade80; }
:root[data-theme="dark"] .cat-converters .icon { color: #fbbf24; } :root[data-theme="dark"] .cat-generators .icon { color: #f472b6; }

.section { padding: 28px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.section-head h2 { margin: 0; }
.section-head a { font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }

/* ---------- Tool page ---------- */
.breadcrumb { font-size: .85rem; color: var(--muted); padding: 22px 0 10px; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; opacity: .4; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.tool-head { margin-bottom: 22px; }
.tool-head .lead { font-size: 1.1rem; color: var(--muted); max-width: 720px; }
.tool-panel {
  position: relative; padding: 24px; border-radius: 24px;
  background: var(--surface); border: 1px solid var(--glass-border); box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(18px) saturate(170%); backdrop-filter: blur(18px) saturate(170%);
}
@media (max-width: 560px) { .tool-panel { padding: 16px; border-radius: 18px; } }

/* Drop zone — the friendly empty state */
.dropzone {
  position: relative; border: 2px dashed var(--border); border-radius: var(--radius); padding: 44px 20px; text-align: center; cursor: pointer;
  background: var(--surface-2); transition: border-color .25s, background .25s, transform .25s var(--ease), box-shadow .25s;
  overflow: hidden;
}
.dropzone::before { /* soft spotlight */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(60% 80% at 50% 0%, var(--primary-soft), transparent 70%);
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--primary); background: var(--surface-2); outline: none; }
.dropzone:hover::before, .dropzone.drag::before { opacity: 1; }
.dropzone.drag { border-color: var(--primary); border-style: solid; transform: scale(1.01); box-shadow: var(--glow); background: var(--primary-soft); }
.dz-icon {
  width: 68px; height: 68px; margin: 0 auto 14px; border-radius: 20px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 12px 24px -10px rgba(99, 102, 241, .8);
  transition: transform .35s var(--ease);
}
.dz-icon .ic { width: 30px; height: 30px; }
.dropzone:hover .dz-icon { transform: translateY(-3px) scale(1.04); }
.dropzone.drag .dz-icon { animation: bob .7s var(--ease) infinite alternate; }
@keyframes bob { from { transform: translateY(-2px) scale(1.04); } to { transform: translateY(-10px) scale(1.1); } }
.dropzone strong { display: block; font-size: 1.12rem; margin-bottom: 4px; font-weight: 700; }
.dropzone .dz-hint { color: var(--muted); font-size: .9rem; }
.dropzone .dz-or { display: inline-block; margin-top: 14px; padding: 9px 16px; border-radius: 999px; font-size: .85rem; font-weight: 700; color: var(--primary-ink); background: var(--primary-soft); }
.dropzone input[type="file"] { display: none; }

/* File list */
.file-list { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.file-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-sm);
  background: var(--surface-solid); border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  animation: rise .35s var(--ease) both;
}
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.file-item .thumb { width: 46px; height: 46px; border-radius: 9px; object-fit: cover; background: var(--surface-2); flex: none; border: 1px solid var(--border); }
.file-item .f-icon { width: 46px; height: 46px; border-radius: 9px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary-ink); flex: none; }
.file-item .f-icon .ic { width: 22px; height: 22px; }
.file-item .f-meta { flex: 1; min-width: 0; }
.file-item .f-name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.file-item .f-size { color: var(--muted); font-size: .84rem; }
.file-item .f-actions { display: flex; gap: 4px; flex: none; }
.icon-btn {
  background: transparent; border: 1px solid var(--border); border-radius: 8px; width: 32px; height: 32px; cursor: pointer; color: var(--muted);
  display: grid; place-items: center; transition: all .2s var(--ease);
}
.icon-btn .ic { width: 16px; height: 16px; }
.icon-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); transform: translateY(-1px); }
.icon-btn:disabled { opacity: .35; cursor: default; transform: none; }
.icon-btn.danger:hover { border-color: var(--danger); color: var(--danger); background: var(--danger-soft); }

/* Options */
.options { display: grid; gap: 16px; margin-top: 20px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); animation: rise .35s var(--ease); }
.field label, .field > span.lbl { display: block; font-weight: 600; font-size: .88rem; margin-bottom: 6px; }
.field .help { color: var(--muted); font-size: .82rem; margin-top: 5px; }
input[type="text"], input[type="number"], select {
  width: 100%; padding: 11px 13px; font: inherit; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface-solid); color: var(--text); transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: var(--glow); }
.radio-group { display: flex; flex-direction: column; gap: 8px; }
.radio-group label { display: flex; gap: 10px; align-items: flex-start; font-weight: 600; cursor: pointer; padding: 11px 13px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-solid); transition: all .2s; }
.radio-group label:hover { border-color: var(--primary); }
.radio-group label:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); box-shadow: inset 0 0 0 1px var(--primary); }
.radio-group input { margin-top: 4px; accent-color: var(--primary); }
.radio-group small { display: block; color: var(--muted); font-weight: 400; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; cursor: pointer; }
.check input { accent-color: var(--primary); width: 16px; height: 16px; }
.range-row { display: flex; align-items: center; gap: 12px; }
.range-row input[type="range"] { flex: 1; accent-color: var(--primary); }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; font: inherit; font-weight: 700;
  border-radius: 999px; border: 1px solid var(--border); background: var(--surface-solid); color: var(--text); cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s, background .2s, border-color .2s;
}
.btn .ic { width: 18px; height: 18px; }
.btn:hover { background: var(--primary-soft); border-color: var(--primary); text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary { color: #fff; border: 0; background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 10px 24px -10px rgba(99, 102, 241, .9); }
.btn-primary:hover { background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 14px 28px -10px rgba(99, 102, 241, 1); filter: brightness(1.05); }
.btn-success { color: #fff; border: 0; background: linear-gradient(135deg, #16a34a, #059669); box-shadow: 0 10px 24px -10px rgba(22, 163, 74, .9); }
.btn-success:hover { filter: brightness(1.06); background: linear-gradient(135deg, #16a34a, #059669); }
.btn-lg { padding: 14px 28px; font-size: 1.04rem; }
.btn-sm { padding: 8px 14px; font-size: .9rem; }

/* Progress */
.progress { margin-top: 20px; animation: rise .3s var(--ease); }
.progress .bar { height: 10px; border-radius: 999px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--border); }
.progress .bar > span {
  display: block; height: 100%; width: 0; border-radius: inherit; transition: width .25s var(--ease);
  background: linear-gradient(90deg, var(--primary), var(--primary-2), var(--accent), var(--primary)); background-size: 300% 100%;
  animation: flow 2s linear infinite;
}
@keyframes flow { to { background-position: -300% 0; } }
.progress .status { display: flex; align-items: center; gap: 8px; margin-top: 10px; color: var(--muted); font-size: .9rem; }
.progress .status::before { content: ""; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--primary-soft); border-top-color: var(--primary); animation: spin .8s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Alerts / results */
.alert { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: var(--radius-sm); margin-top: 16px; border: 1px solid transparent; font-size: .95rem; animation: rise .3s var(--ease); }
.alert-error { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.alert-warn { background: var(--warn-soft); color: var(--warn); border-color: color-mix(in srgb, var(--warn) 30%, transparent); }
.alert-info { background: var(--primary-soft); color: var(--primary-ink); }
.result {
  margin-top: 20px; padding: 22px; border-radius: var(--radius); position: relative; overflow: hidden;
  background: var(--success-soft); border: 1px solid color-mix(in srgb, var(--success) 35%, transparent);
  animation: pop .45s var(--ease);
}
@keyframes pop { 0% { opacity: 0; transform: scale(.96) translateY(10px); } 60% { transform: scale(1.01) translateY(0); } 100% { opacity: 1; transform: none; } }
.result h3 { color: var(--success); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.result h3 .ic { width: 22px; height: 22px; }
.result .stats { color: var(--muted); font-size: .92rem; margin-bottom: 12px; }
.result .actions { margin-top: 8px; }

/* Thumbnails */
.thumbs { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-top: 16px; }
.thumbs figure { margin: 0; background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; display: flex; flex-direction: column; animation: rise .35s var(--ease) both; transition: transform .25s var(--ease), box-shadow .25s; }
.thumbs figure:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.thumbs img { width: 100%; height: 170px; object-fit: contain; background: #fff; display: block; }
.thumbs figcaption { padding: 8px 10px; font-size: .8rem; display: flex; justify-content: space-between; align-items: center; gap: 6px; color: var(--muted); }

/* ---------- Content sections ---------- */
.content { max-width: 780px; }
.content ol, .content ul { padding-left: 22px; }
.content li { margin: 6px 0; }
.steps { list-style: none; padding: 0; counter-reset: step; display: grid; gap: 10px; }
.steps li { counter-increment: step; display: flex; gap: 14px; align-items: flex-start; padding: 14px 16px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--glass-border); }
.steps li::before { content: counter(step); flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: .85rem; color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-2)); }
.features { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-top: 12px; }
.feature { background: var(--surface); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 18px; transition: transform .3s var(--ease), box-shadow .3s; }
.feature:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.feature .icon { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 10px; background: var(--primary-soft); color: var(--primary-ink); }
.feature .icon .ic { width: 20px; height: 20px; }
.feature h3 { font-size: 1rem; margin-bottom: 4px; }
.feature p { margin: 0; color: var(--muted); font-size: .9rem; }

.faq details { background: var(--surface); border: 1px solid var(--glass-border); border-radius: var(--radius-sm); padding: 0 16px; margin-bottom: 8px; transition: border-color .2s; }
.faq details[open] { border-color: var(--primary); }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--primary); font-size: 1.4rem; font-weight: 400; line-height: 1; transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 14px; margin: 0; }

.related .grid { margin-top: 12px; }
.page-head { padding: 40px 0 8px; }
.page-head p { color: var(--muted); font-size: 1.1rem; max-width: 700px; }

/* ---------- Image tools ---------- */
.f-size .ok { color: var(--success); font-weight: 600; }
.f-size .warn { color: var(--warn); font-weight: 600; }
.preview-wrap { margin-top: 16px; border-radius: var(--radius-sm); border: 1px solid var(--border); background:
  repeating-conic-gradient(var(--surface-2) 0 25%, transparent 0 50%) 0 0 / 20px 20px; overflow: hidden; display: grid; place-items: center; min-height: 160px; }
.preview-wrap img, .preview-wrap canvas { max-width: 100%; max-height: 60vh; display: block; }
.seg { display: inline-flex; flex-wrap: wrap; gap: 6px; }
.seg .btn { padding: 10px 14px; }
.seg .btn[aria-pressed="true"] { background: var(--primary-soft); border-color: var(--primary); color: var(--primary-ink); }
.dim-row { display: grid; grid-template-columns: 1fr auto 1fr; gap: 8px; align-items: end; }
.dim-row .lock { display: grid; place-items: center; padding-bottom: 6px; }
textarea.code {
  width: 100%; min-height: 140px; padding: 12px; font: .85rem/1.5 var(--mono); border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface-solid); color: var(--text); resize: vertical; word-break: break-all;
}
textarea.code:focus { outline: none; border-color: var(--primary); box-shadow: var(--glow); }
.tabs { display: inline-flex; background: var(--surface-2); border-radius: 999px; padding: 4px; gap: 4px; margin-bottom: 16px; }
.tabs button { border: 0; background: transparent; padding: 8px 16px; border-radius: 999px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--surface-solid); color: var(--text); box-shadow: var(--shadow-sm); }
.out-block { margin-top: 14px; }
.out-block .lbl-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-weight: 600; font-size: .88rem; }

/* Crop tool */
.crop-stage { position: relative; display: inline-block; max-width: 100%; margin: 16px auto 0; user-select: none; touch-action: none; line-height: 0; }
.crop-stage img { display: block; max-width: 100%; max-height: 65vh; pointer-events: none; }
.crop-shade { position: absolute; inset: 0; background: rgba(0, 0, 0, .45); pointer-events: none;
  -webkit-mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0); mask-composite: exclude; }
.crop-box { position: absolute; border: 2px solid #fff; box-shadow: 0 0 0 1px rgba(0, 0, 0, .5), 0 0 0 9999px rgba(0, 0, 0, .45); cursor: move; box-sizing: border-box; }
.crop-box::before, .crop-box::after { content: ""; position: absolute; inset: 0; pointer-events: none; }
.crop-box::before { background: linear-gradient(to right, transparent calc(33.33% - .5px), rgba(255,255,255,.5) calc(33.33% - .5px), rgba(255,255,255,.5) calc(33.33% + .5px), transparent calc(33.33% + .5px), transparent calc(66.66% - .5px), rgba(255,255,255,.5) calc(66.66% - .5px), rgba(255,255,255,.5) calc(66.66% + .5px), transparent calc(66.66% + .5px)); }
.crop-box::after { background: linear-gradient(to bottom, transparent calc(33.33% - .5px), rgba(255,255,255,.5) calc(33.33% - .5px), rgba(255,255,255,.5) calc(33.33% + .5px), transparent calc(33.33% + .5px), transparent calc(66.66% - .5px), rgba(255,255,255,.5) calc(66.66% - .5px), rgba(255,255,255,.5) calc(66.66% + .5px), transparent calc(66.66% + .5px)); }
.crop-handle { position: absolute; width: 18px; height: 18px; background: #fff; border: 2px solid var(--primary); border-radius: 50%; transform: translate(-50%, -50%); }
.crop-handle[data-h="nw"] { left: 0; top: 0; cursor: nwse-resize; } .crop-handle[data-h="ne"] { left: 100%; top: 0; cursor: nesw-resize; }
.crop-handle[data-h="sw"] { left: 0; top: 100%; cursor: nesw-resize; } .crop-handle[data-h="se"] { left: 100%; top: 100%; cursor: nwse-resize; }
.crop-handle[data-h="n"] { left: 50%; top: 0; cursor: ns-resize; } .crop-handle[data-h="s"] { left: 50%; top: 100%; cursor: ns-resize; }
.crop-handle[data-h="w"] { left: 0; top: 50%; cursor: ew-resize; } .crop-handle[data-h="e"] { left: 100%; top: 50%; cursor: ew-resize; }
.crop-stage-wrap { overflow: hidden; border-radius: var(--radius-sm); text-align: center; background: var(--surface-2); border: 1px solid var(--border); margin-top: 16px; padding: 12px; }
.crop-stage-wrap .crop-stage { margin-top: 0; }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(10px); background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-size: .9rem; box-shadow: var(--shadow-lg); z-index: 100; opacity: 0; transition: opacity .25s, transform .25s var(--ease); pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Text tools ---------- */
.text-io { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .text-io.two { grid-template-columns: 1fr 1fr; } }
.io-box { display: flex; flex-direction: column; min-width: 0; }
.io-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; flex-wrap: wrap; }
.io-head .lbl { font-weight: 700; font-size: .9rem; }
.io-head .io-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.io-head .btn-sm { padding: 6px 11px; font-size: .82rem; }
textarea.io {
  width: 100%; min-height: 260px; padding: 14px; font: 16px/1.6 var(--font); border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface-solid); color: var(--text); resize: vertical;
}
textarea.io:focus { outline: none; border-color: var(--primary); box-shadow: var(--glow); }
textarea.io[readonly] { background: var(--surface-2); }
.io-foot { color: var(--muted); font-size: .82rem; margin-top: 6px; display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.stat-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); margin-top: 16px; }
.stat { padding: 14px; border-radius: var(--radius-sm); background: var(--surface-solid); border: 1px solid var(--border); text-align: center; }
.stat .n { display: block; font-size: 1.6rem; font-weight: 800; letter-spacing: -.02em; color: var(--primary-ink); line-height: 1.1; }
.stat .l { display: block; font-size: .78rem; color: var(--muted); margin-top: 4px; text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.stat.big { grid-column: span 2; }
.limit-bar { height: 8px; border-radius: 999px; background: var(--surface-2); overflow: hidden; margin-top: 8px; border: 1px solid var(--border); }
.limit-bar > span { display: block; height: 100%; background: var(--success); transition: width .2s, background .2s; }
.limit-bar.warn > span { background: var(--warn); } .limit-bar.over > span { background: var(--danger); }
.kw-list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.kw-list li { display: flex; justify-content: space-between; gap: 8px; padding: 8px 12px; border-radius: 8px; background: var(--surface-solid); border: 1px solid var(--border); font-size: .9rem; }
.kw-list li span:last-child { color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips .btn { padding: 9px 14px; font-size: .9rem; }
.inline-fields { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 14px; }
mark.hit { background: rgba(251, 191, 36, .45); color: inherit; border-radius: 3px; padding: 0 1px; }
.hl-preview { white-space: pre-wrap; word-break: break-word; font: 15px/1.6 var(--font); padding: 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); max-height: 320px; overflow: auto; }
.slug-out { font: 1.05rem/1.4 var(--mono); padding: 14px; border-radius: var(--radius-sm); background: var(--surface-solid); border: 1px solid var(--border); word-break: break-all; min-height: 52px; }

/* ---------- Calculators ---------- */
.calc-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .calc-grid { grid-template-columns: 1.1fr 1fr; align-items: start; } }
.calc-form .field + .field { margin-top: 14px; }
.calc-form .row2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }
.calc-form .row3 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr 1fr; }
.calc-form .with-unit { position: relative; }
.calc-form .with-unit input { padding-right: 56px; }
.calc-form .with-unit .unit { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: .85rem; font-weight: 600; pointer-events: none; }
.calc-result { border-radius: var(--radius); padding: 20px; background: var(--surface-solid); border: 1px solid var(--border); box-shadow: var(--shadow-sm); position: sticky; top: calc(var(--hdr-h) + 16px); }
.result-big { padding: 18px; border-radius: var(--radius-sm); text-align: center; color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 12px 28px -12px rgba(47, 125, 246, .8); margin-bottom: 14px; }
.result-big .rl { display: block; font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; opacity: .85; }
.result-big .rv { display: block; font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 800; letter-spacing: -.02em; line-height: 1.15; margin-top: 4px; word-break: break-word; }
.result-big .rs { display: block; margin-top: 4px; opacity: .9; font-size: .95rem; }
.kv { margin: 0; display: grid; gap: 6px; }
.kv > div { display: flex; justify-content: space-between; gap: 12px; padding: 9px 12px; border-radius: 8px; background: var(--surface-2); font-size: .95rem; }
.kv dt { color: var(--muted); margin: 0; } .kv dd { margin: 0; font-weight: 700; text-align: right; }
.kv > div.total { background: var(--primary-soft); } .kv > div.total dd { color: var(--primary-ink); }
.kv > div.good dd { color: var(--success); } .kv > div.bad dd { color: var(--danger); }
.seg-input { display: flex; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.seg-input button { flex: 1; border: 0; background: var(--surface-solid); color: var(--muted); font: inherit; font-weight: 600; padding: 10px; cursor: pointer; }
.seg-input button[aria-pressed="true"] { background: var(--primary); color: #fff; }
.pct-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-weight: 600; }
.pct-row input { width: 110px; }
.bmi-scale { display: flex; height: 12px; border-radius: 999px; overflow: hidden; margin: 14px 0 6px; }
.bmi-scale span { flex: 1; } .bmi-scale .u { background: #60a5fa; } .bmi-scale .n { background: #34d399; } .bmi-scale .o { background: #fbbf24; } .bmi-scale .ob { background: #f87171; }
.bmi-marker { position: relative; height: 14px; }
.bmi-marker span { position: absolute; top: 0; transform: translateX(-50%); width: 0; height: 0; border-left: 7px solid transparent; border-right: 7px solid transparent; border-bottom: 10px solid var(--text); }
.bmi-legend { display: flex; justify-content: space-between; font-size: .72rem; color: var(--muted); }
.amort { margin-top: 16px; overflow: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); max-height: 360px; }
.amort table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.amort th, .amort td { padding: 8px 10px; text-align: right; border-bottom: 1px solid var(--border); white-space: nowrap; }
.amort th:first-child, .amort td:first-child { text-align: left; }
.amort thead th { position: sticky; top: 0; background: var(--surface-solid); font-weight: 700; }
.item-rows { display: grid; gap: 10px; }
.item-row { display: grid; gap: 8px; grid-template-columns: 1.4fr 1fr 1fr 1fr auto; align-items: end; padding: 10px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface-solid); }
.item-row.best { border-color: var(--success); box-shadow: inset 0 0 0 1px var(--success); }
.item-row label { font-size: .75rem; font-weight: 600; color: var(--muted); display: block; margin-bottom: 4px; }
.item-row .per { grid-column: 1 / -1; font-size: .88rem; color: var(--muted); display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.item-row .per strong { color: var(--text); }
.item-row.best .per strong { color: var(--success); }
@media (max-width: 640px) { .item-row { grid-template-columns: 1fr 1fr; } .item-row .name { grid-column: 1 / -1; } .calc-form .row3 { grid-template-columns: 1fr; } }

/* ---------- Converters ---------- */
.swatch { height: 120px; border-radius: var(--radius-sm); border: 1px solid var(--border); background-image: linear-gradient(45deg, #ccc 25%, transparent 25%, transparent 75%, #ccc 75%), linear-gradient(45deg, #ccc 25%, #fff 25%, #fff 75%, #ccc 75%); background-size: 16px 16px; background-position: 0 0, 8px 8px; position: relative; overflow: hidden; }
.swatch > span { position: absolute; inset: 0; }
.out-rows { display: grid; gap: 6px; margin-top: 12px; }
.out-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 8px 8px 12px; border-radius: 8px; background: var(--surface-2); font-size: .9rem; }
.out-row b { color: var(--muted); font-weight: 600; min-width: 52px; display: inline-block; }
.out-row code { background: none; padding: 0; word-break: break-all; flex: 1; font-size: .88rem; }
.out-row .btn-sm { padding: 5px 10px; font-size: .78rem; flex: none; }
.tz-table td:nth-child(2) { white-space: normal; }
.chips .btn[aria-pressed="true"] { background: var(--primary-soft); border-color: var(--primary); color: var(--primary-ink); }
.status { display: flex; gap: 8px; align-items: flex-start; padding: 10px 14px; border-radius: var(--radius-sm); font-size: .92rem; margin-top: 12px; }
.status.ok { background: var(--success-soft); color: var(--success); } .status.bad { background: var(--danger-soft); color: var(--danger); } .status.idle { background: var(--surface-2); color: var(--muted); }
.field input.bad { border-color: var(--danger); }
.field .err { color: var(--danger); font-size: .82rem; margin-top: 4px; min-height: 1em; }

/* ---------- Generators ---------- */
.qr-box { background: #fff; border-radius: var(--radius-sm); border: 1px solid var(--border); display: grid; place-items: center; padding: 14px; }
.qr-box canvas { max-width: 100%; height: auto; image-rendering: pixelated; display: block; }
.pw-list { display: grid; gap: 8px; }
.pw-row { display: flex; align-items: center; gap: 8px; padding: 10px 10px 10px 14px; border-radius: var(--radius-sm); background: var(--surface-solid); border: 1px solid var(--border); }
.pw-row code { flex: 1; background: none; padding: 0; font-size: 1.05rem; word-break: break-all; letter-spacing: .02em; }
.pw-row .btn-sm { padding: 6px 12px; flex: none; }
.meter { height: 10px; border-radius: 999px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--border); margin: 8px 0 4px; }
.meter > span { display: block; height: 100%; border-radius: inherit; transition: width .25s, background .25s; }
.pick-stage { text-align: center; padding: 28px 16px; border-radius: var(--radius); background: var(--surface-solid); border: 1px solid var(--border); min-height: 150px; display: grid; place-items: center; }
.pick-stage .winner { font-size: clamp(1.8rem, 6vw, 3rem); font-weight: 800; letter-spacing: -.02em; background: linear-gradient(90deg, var(--primary), var(--primary-2)); -webkit-background-clip: text; background-clip: text; color: transparent; word-break: break-word; }
.pick-stage .spinning { opacity: .55; }
.pick-stage .winner.pop { animation: pop .45s var(--ease); }
.team { padding: 12px 14px; border-radius: var(--radius-sm); background: var(--surface-solid); border: 1px solid var(--border); }
.team h4 { margin: 0 0 6px; font-size: .85rem; color: var(--primary-ink); }
.team ul { margin: 0; padding-left: 18px; }

/* ---------- Developer & SEO tools ---------- */
.cat-dev .icon { background: rgba(20, 184, 166, .14); color: #0d9488; }
:root[data-theme="dark"] .cat-dev .icon { color: #2dd4bf; }
.card .count { display: inline-block; margin-top: 10px; font-size: .72rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--primary-soft); color: var(--primary-ink); letter-spacing: .02em; }
.diff { font: 13px/1.55 var(--mono); border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-solid); overflow: auto; max-height: 520px; margin-top: 12px; }
.diff .ln { display: flex; min-width: 0; } .diff .g { width: 26px; flex: none; text-align: center; color: var(--muted); user-select: none; }
.diff .t { flex: 1; white-space: pre-wrap; word-break: break-word; padding: 0 8px; }
.diff .add { background: var(--success-soft); } .diff .del { background: var(--danger-soft); }
.diff.inline { padding: 12px 14px; white-space: pre-wrap; word-break: break-word; font-family: var(--font); font-size: 15px; }
.diff ins { background: rgba(34, 197, 94, .3); text-decoration: none; border-radius: 3px; } .diff del { background: rgba(239, 68, 68, .3); border-radius: 3px; }
.match-list { max-height: 260px; overflow: auto; display: grid; gap: 6px; margin-top: 10px; }
.match-list .m { padding: 8px 12px; border-radius: 8px; background: var(--surface-2); font-size: .88rem; word-break: break-all; }
.match-list .m b { color: var(--primary-ink); margin-right: 6px; } .match-list .m small { color: var(--muted); display: block; }
.pattern-row { display: flex; align-items: center; gap: 6px; } .pattern-row span { font: 1.2rem var(--mono); color: var(--muted); } .pattern-row input { font-family: var(--mono); }
.serp { background: #fff; color: #202124; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--border); font-family: Arial, sans-serif; margin-top: 8px; }
.serp .u { font-size: .8rem; color: #4d5156; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } .serp .t { font-size: 1.2rem; color: #1a0dab; line-height: 1.3; margin: 2px 0; } .serp .d { font-size: .88rem; color: #4d5156; line-height: 1.5; }
.ogc { border: 1px solid #dadde1; border-radius: 8px; overflow: hidden; background: #fff; color: #1c1e21; max-width: 520px; font-family: Arial, sans-serif; }
.ogc .im { aspect-ratio: 1200 / 630; background: #e5e7eb center / cover no-repeat; display: grid; place-items: center; color: #6b7280; font-size: .8rem; }
.ogc .tx { padding: 10px 12px; background: #f2f3f5; } .ogc .dm { font-size: .72rem; text-transform: uppercase; color: #65676b; } .ogc .tt { font-weight: 600; line-height: 1.25; margin: 2px 0; } .ogc .ds { font-size: .85rem; color: #65676b; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.ogc.x { border-radius: 16px; } .ogc.x .tx { background: #fff; } .ogc.x .dm { text-transform: none; }
.ogc.small { display: flex; } .ogc.small .im { width: 120px; aspect-ratio: 1; flex: none; } .ogc.small .tx { flex: 1; min-width: 0; }
.preview-label { font-weight: 700; font-size: .85rem; margin: 18px 0 6px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.code-out { font: 13px/1.55 var(--mono); }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; } .pill { padding: 4px 12px; border-radius: 999px; font-size: .8rem; font-weight: 700; } .pill.ok { background: var(--success-soft); color: var(--success); } .pill.bad { background: var(--danger-soft); color: var(--danger); } .pill.warn { background: var(--warn-soft); color: var(--warn); }
iframe.md-preview { width: 100%; min-height: 360px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: #fff; }

/* ---------- PDF page grids ---------- */
.pg-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(112px, 1fr)); gap: 12px; margin-top: 16px; }
.pg { position: relative; border: 2px solid var(--border); border-radius: 10px; padding: 8px 6px 6px; background: var(--surface-solid); text-align: center; cursor: pointer; user-select: none; transition: border-color .2s, box-shadow .2s, transform .2s var(--ease), opacity .2s; }
.pg:hover { border-color: var(--primary); }
.pg .cv { height: 132px; display: grid; place-items: center; overflow: hidden; }
.pg canvas { max-width: 100%; max-height: 130px; background: #fff; box-shadow: 0 1px 5px rgba(0, 0, 0, .3); transition: transform .25s var(--ease); }
.pg .pn { display: block; font-size: .76rem; font-weight: 700; color: var(--muted); margin-top: 5px; }
.pg .tools { display: flex; justify-content: center; gap: 4px; margin-top: 5px; }
.pg .tools .icon-btn { width: 30px; height: 30px; }
.pg.del { border-color: var(--danger); opacity: .55; }
.pg.del::after { content: "\2715"; position: absolute; top: 40px; left: 50%; transform: translateX(-50%); font-size: 2.2rem; color: var(--danger); font-weight: 800; text-shadow: 0 1px 4px rgba(0,0,0,.4); }
.pg.dragging { opacity: .35; } .pg.over { border-color: var(--primary); box-shadow: var(--glow); }
.pg .flip svg { transform: scaleX(-1); }
.pv-wrap { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px; text-align: center; }
.pv-wrap canvas { max-width: 100%; max-height: 420px; width: auto; height: auto; box-shadow: 0 2px 10px rgba(0,0,0,.3); background: #fff; }
.img-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-top: 14px; }
.img-grid figure { margin: 0; background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.img-grid img { width: 100%; height: 130px; object-fit: contain; background: repeating-conic-gradient(var(--surface-2) 0 25%, transparent 0 50%) 0 0 / 14px 14px; display: block; }
.img-grid figcaption { padding: 7px 9px; font-size: .78rem; color: var(--muted); display: flex; justify-content: space-between; align-items: center; gap: 6px; }

/* ---------- Footer (compact, glass) ---------- */
.site-footer.ft { padding: 34px 0 22px; position: relative; margin-top: 64px; }
.site-footer.ft::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: linear-gradient(90deg, transparent, var(--primary), var(--primary-2), transparent); opacity: .6; }
.ft-top { display: flex; align-items: center; gap: 18px 22px; flex-wrap: wrap; }
.ft-brand img { width: 84px; height: auto; display: block; filter: drop-shadow(0 6px 14px rgba(47, 125, 246, .35)); transition: transform .3s var(--ease); }
.ft-brand:hover img { transform: translateY(-2px) rotate(-3deg); }
.ft-top p { flex: 1; min-width: 220px; max-width: 560px; margin: 0; color: var(--muted); font-size: .92rem; }
.ft-top-btn { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--glass-border); background: var(--surface-2); color: var(--text); font: inherit; font-weight: 700; font-size: .85rem; cursor: pointer; transition: transform .2s var(--ease), background .2s, border-color .2s; }
.ft-top-btn svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.ft-top-btn:hover { background: var(--primary-soft); border-color: var(--primary); transform: translateY(-2px); }
.ft-top-btn:hover svg { transform: translateY(-3px); }
.ft-div { height: 1px; margin: 22px 0; background: linear-gradient(90deg, transparent, var(--border) 12%, var(--primary) 50%, var(--border) 88%, transparent); opacity: .55; }
.ft-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 22px 16px; }
@media (max-width: 1099px) { .ft-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 600px) { .ft-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 14px; } .ft-top-btn { width: 100%; justify-content: center; } }
.ft-col h4 { margin: 0 0 10px; font-size: .76rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 800; }
.ft-col h4 a { display: flex; align-items: center; gap: 8px; color: var(--text); }
.ft-col h4 a:hover { text-decoration: none; color: var(--primary); }
.ft-ic { width: 24px; height: 24px; flex: none; border-radius: 7px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary-ink); }
.ft-ic svg { width: 14px; height: 14px; }
.ft-col ul { list-style: none; margin: 0; padding: 0; }
.ft-col li a { display: block; padding: 4px 0; color: var(--muted); font-size: .875rem; line-height: 1.35; overflow-wrap: anywhere; transition: color .2s, transform .2s var(--ease); }
.ft-col li a:hover { color: var(--primary); transform: translateX(3px); text-decoration: none; }
.ft-more { display: inline-flex; align-items: center; gap: 4px; margin-top: 6px; font-size: .82rem; font-weight: 700; color: var(--primary); }
.ft-more svg { width: 14px; height: 14px; transition: transform .2s var(--ease); }
.ft-more:hover { text-decoration: none; } .ft-more:hover svg { transform: translateX(3px); }
.ft-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 22px; color: var(--muted); font-size: .85rem; }
.ft-legal { display: flex; gap: 16px; } .ft-legal a { color: var(--muted); transition: color .2s; } .ft-legal a:hover { color: var(--primary); text-decoration: none; }
.ft-badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; background: var(--success-soft); color: var(--success); font-weight: 700; font-size: .78rem; }
.ft-badge svg { width: 14px; height: 14px; }
@media (max-width: 600px) { .ft-bottom { flex-direction: column; align-items: flex-start; } }

/* ---------- Small screens & touch ---------- */
@media (max-width: 480px) {
  .actions .btn-lg { width: 100%; }
  .actions { gap: 8px; }
  .dim-row { grid-template-columns: 1fr; }
  .dim-row .lock { justify-items: start; padding: 0; }
  .tool-head .lead { font-size: 1rem; }
  .dropzone { padding: 32px 14px; }
  .dz-icon { width: 56px; height: 56px; border-radius: 16px; }
  textarea.code { font-size: 16px; } /* prevents iOS zoom-on-focus */
  .thumbs { grid-template-columns: repeat(2, 1fr); }
  .thumbs img { height: 130px; }
  .tabs { width: 100%; }
  .tabs button { flex: 1; }
}
@media (pointer: coarse) {
  .icon-btn { width: 40px; height: 40px; }
  .crop-handle { width: 28px; height: 28px; }
  .site-nav a, .mobile-nav a { padding: 14px; }
  .faq summary { padding: 16px 0; }
}
/* Older browsers without :has() — class toggled by tool-common.js */
.radio-group label.checked { border-color: var(--primary); background: var(--primary-soft); box-shadow: inset 0 0 0 1px var(--primary); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Cookie consent banner (always dark glass) */
.consent{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:1000;width:min(720px,calc(100% - 24px));display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:16px;background:rgba(16,20,34,.82);-webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%);border:1px solid rgba(255,255,255,.12);box-shadow:0 16px 40px -10px rgba(0,0,0,.55);color:#e9ecf5;font-size:.85rem;line-height:1.45}
.consent p{margin:0;flex:1;color:#cfd5e6}
.consent a{color:#8fbcff;text-decoration:underline;white-space:nowrap}
.consent-actions{display:flex;gap:8px;flex:none}
.consent-btn{font:inherit;font-weight:600;cursor:pointer;padding:8px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#e9ecf5}
.consent-btn:hover{background:rgba(255,255,255,.16)}
.consent-accept{background:linear-gradient(135deg,#2f7df6,#6a5cf0);border-color:transparent;color:#fff}
.consent-accept:hover{filter:brightness(1.1);background:linear-gradient(135deg,#2f7df6,#6a5cf0)}
.consent-btn:focus-visible{outline:2px solid #8fbcff;outline-offset:2px}
@media (max-width:560px){.consent{flex-direction:column;align-items:stretch;gap:10px;bottom:10px}.consent-actions{justify-content:flex-end}.consent-btn{flex:1;padding:10px 14px}}