/* ==========================================================================
   StatusDNS design system — light, trust-oriented palette.
   Tokens → base → layout → components → pages → utilities.
   ========================================================================== */
:root {
  --navy: #0B1F4B; --navy-700: #12306E; --navy-100: #E7ECF7;
  --blue: #1D4ED8; --blue-700: #1E40AF; --blue-50: #EFF4FF; --blue-100: #DBE6FF; --blue-200: #BFD3FF;
  --teal: #0E7490; --teal-50: #ECFEFF;
  --ok: #15803D; --ok-bg: #ECFDF3; --ok-border: #BBE5C8;
  --warn: #B45309; --warn-bg: #FFF7E6; --warn-border: #F5D9A6;
  --fail: #B91C1C; --fail-bg: #FEF2F2; --fail-border: #F5C2C2;
  --info: #1D4ED8; --info-bg: #EFF4FF; --info-border: #BFD3FF;
  --bg: #F5F7FB; --surface: #FFFFFF; --surface-2: #F8FAFD; --border: #E2E8F0; --border-strong: #CBD5E1;
  --text: #0F172A; --text-2: #334155; --muted: #64748B; --muted-2: #94A3B8;
  --radius: 10px; --radius-lg: 16px; --radius-sm: 6px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06); --shadow: 0 4px 16px rgba(15,23,42,.08); --shadow-lg: 0 20px 50px rgba(11,31,75,.14);
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --container: 1240px; --header-h: 68px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); font-size: 15px; line-height: 1.6; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: var(--blue); text-decoration: none; } a:hover { text-decoration: underline; }
h1, h2, h3, h4 { color: var(--navy); line-height: 1.2; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: 2.4rem; letter-spacing: -.02em; } h2 { font-size: 1.75rem; } h3 { font-size: 1.2rem; } h4 { font-size: 1rem; }
p { margin: 0 0 1em; } p.lead { font-size: 1.15rem; color: var(--text-2); }
code, pre, .mono { font-family: var(--mono); font-size: .9em; }
pre { background: var(--navy); color: #E2E8F0; padding: 14px 16px; border-radius: var(--radius); overflow: auto; line-height: 1.5; }
code { background: var(--blue-50); color: var(--navy-700); padding: .1em .4em; border-radius: 4px; }
pre code { background: none; color: inherit; padding: 0; }
hr { border: 0; border-top: 1px solid var(--border); margin: 32px 0; }
table { border-collapse: collapse; width: 100%; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; } .section-sm { padding: 44px 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-navy { background: linear-gradient(160deg, var(--navy) 0%, #143A8C 100%); color: #DCE4F5; }
.section-navy h2, .section-navy h3 { color: #fff; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.section-navy .eyebrow { color: #93B4FF; }
.text-center { text-align: center; } .muted { color: var(--muted); } .small { font-size: .875rem; } .xs { font-size: .8rem; }
.mt-0{margin-top:0}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-0{margin-bottom:0}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:40px}
.flex { display: flex; } .flex-wrap { flex-wrap: wrap; } .items-center { align-items: center; } .justify-between { justify-content: space-between; } .gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}
.grid { display: grid; gap: 24px; } .grid-2 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } h1 { font-size: 1.9rem; } .section { padding: 48px 0; } }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 8px; font-weight: 600; font-size: .95rem; border: 1px solid transparent; cursor: pointer; transition: .15s; white-space: nowrap; line-height: 1.3; font-family: inherit; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 1px 2px rgba(29,78,216,.3); } .btn-primary:hover { background: var(--blue-700); }
.btn-navy { background: var(--navy); color: #fff; } .btn-navy:hover { background: var(--navy-700); }
.btn-outline { background: #fff; border-color: var(--border-strong); color: var(--navy); } .btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-ghost { background: transparent; color: var(--navy); } .btn-ghost:hover { background: var(--blue-50); }
.btn-light { background: #fff; color: var(--navy); } .btn-light:hover { background: var(--blue-50); }
.btn-danger { background: var(--fail); color: #fff; } .btn-danger:hover { background: #991B1B; }
.btn-sm { padding: 6px 12px; font-size: .85rem; } .btn-lg { padding: 14px 26px; font-size: 1.05rem; border-radius: 10px; }
.btn-block { width: 100%; } .btn[disabled] { opacity: .6; cursor: not-allowed; }

/* ---------- Forms ---------- */
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; color: var(--text-2); }
.input, input:not([type]), input[type=search], input[type=tel], input[type=date], input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border-strong); border-radius: 8px; font: inherit; font-size: .95rem; color: var(--text); background: #fff; transition: .15s; }
input:focus, select:focus, textarea:focus, .input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-100); }
textarea { min-height: 120px; resize: vertical; } .form-group { margin-bottom: 18px; } .help { font-size: .8rem; color: var(--muted); margin-top: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; } @media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
.checkbox { display: flex; align-items: center; gap: 8px; font-weight: 500; } .checkbox input { width: auto; }
.field-error { color: var(--fail); font-size: .85rem; margin-top: 5px; }
.alert { padding: 12px 16px; border-radius: 8px; border: 1px solid; margin-bottom: 18px; font-size: .92rem; }
.alert-success { background: var(--ok-bg); border-color: var(--ok-border); color: var(--ok); } .alert-error { background: var(--fail-bg); border-color: var(--fail-border); color: var(--fail); }
.alert-info { background: var(--info-bg); border-color: var(--info-border); color: var(--navy-700); } .alert-warn { background: var(--warn-bg); border-color: var(--warn-border); color: var(--warn); }

/* ---------- Cards / badges ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); }
.card-hover { transition: .15s; } .card-hover:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: var(--blue-200); text-decoration: none; }
.card h3 a { color: inherit; }
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: .75rem; font-weight: 700; letter-spacing: .02em; border: 1px solid; white-space: nowrap; }
.badge-ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok-border); } .badge-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn-border); }
.badge-fail { background: var(--fail-bg); color: var(--fail); border-color: var(--fail-border); } .badge-info { background: var(--info-bg); color: var(--info); border-color: var(--info-border); }
.badge-neutral { background: var(--surface-2); color: var(--muted); border-color: var(--border); } .badge-navy { background: var(--navy); color: #fff; border-color: var(--navy); }
.pill { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--blue-50); color: var(--blue-700); font-weight: 600; font-size: .8rem; }
.icon { width: 20px; height: 20px; flex: none; }
.icon-box { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--blue-50); color: var(--blue); margin-bottom: 14px; } .icon-box svg { width: 22px; height: 22px; }

/* ---------- Header ---------- */
.topbar { background: var(--navy); color: #C7D2E8; font-size: .8rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 34px; }
.topbar a { color: #E2E8F0; margin-left: 18px; } .topbar a:hover { color: #fff; }
.topbar .status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #34D399; margin-right: 6px; box-shadow: 0 0 0 3px rgba(52,211,153,.25); }
.header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; }
.header .container { display: flex; align-items: center; height: var(--header-h); gap: 28px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.3rem; color: var(--navy); letter-spacing: -.02em; } .logo:hover { text-decoration: none; }
.logo .mark { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--blue), var(--navy)); display: grid; place-items: center; color: #fff; } .logo .mark svg { width: 20px; height: 20px; }
.logo span em { color: var(--blue); font-style: normal; }
.nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.nav > li { list-style: none; position: relative; } .nav { margin: 0; padding: 0; }
.nav > li > a { display: flex; align-items: center; gap: 4px; padding: 10px 12px; font-weight: 600; color: var(--text-2); border-radius: 8px; font-size: .95rem; }
.nav > li > a:hover, .nav > li.open > a { color: var(--navy); background: var(--blue-50); text-decoration: none; }
.nav > li > a svg { width: 14px; height: 14px; opacity: .6; transition: .2s; } .nav > li.open > a svg { transform: rotate(180deg); }
.mega { position: absolute; left: 0; top: calc(100% + 10px); background: #fff; border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow-lg); padding: 24px; display: none; z-index: 60; min-width: 560px; }
.mega.mega-wide { min-width: 900px; }
.nav > li.open .mega { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(180px, 1fr)); gap: 28px; }
.mega h5 { margin: 0 0 10px; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.mega ul { list-style: none; margin: 0; padding: 0; } .mega li a { display: block; padding: 6px 8px; margin: 0 -8px; border-radius: 6px; color: var(--text); font-size: .92rem; font-weight: 500; }
.mega li a:hover { background: var(--blue-50); color: var(--blue); text-decoration: none; } .mega li a small { display: block; color: var(--muted); font-weight: 400; font-size: .8rem; }
.mega .mega-footer { grid-column: 1 / -1; border-top: 1px solid var(--border); padding-top: 12px; margin-top: 4px; font-weight: 600; font-size: .9rem; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.burger { display: none; background: none; border: 0; padding: 8px; cursor: pointer; } .burger svg { width: 26px; height: 26px; color: var(--navy); }
@media (max-width: 1024px) {
  .nav { display: none; position: absolute; left: 0; right: 0; top: var(--header-h); background: #fff; border-bottom: 1px solid var(--border); flex-direction: column; align-items: stretch; padding: 12px 16px 20px; max-height: calc(100vh - var(--header-h)); overflow: auto; box-shadow: var(--shadow-lg); }
  .nav.show { display: flex; } .nav > li > a { padding: 12px; } .mega, .nav > li.open .mega { position: static; display: block; min-width: 0; box-shadow: none; border: 0; padding: 4px 12px 12px; } .nav > li:not(.open) .mega { display: none; }
  .mega h5 { margin-top: 12px; } .burger { display: block; } .header-actions .btn-ghost, .header-actions .btn-outline { display: none; } .header .container { gap: 12px; } .topbar { display: none; }
}

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: #B6C2DC; padding: 64px 0 28px; margin-top: 80px; font-size: .9rem; }
.footer h5 { color: #fff; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 14px; }
.footer ul { list-style: none; padding: 0; margin: 0; } .footer li { margin-bottom: 8px; } .footer a { color: #C7D2E8; } .footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 32px; } @media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } } @media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer .logo { color: #fff; margin-bottom: 14px; } .footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 44px; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .82rem; color: #8FA0C4; }
.trust-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; } .trust-row span { border: 1px solid rgba(255,255,255,.18); border-radius: 6px; padding: 4px 10px; font-size: .75rem; color: #DCE4F5; }

/* ---------- Hero / SuperTool ---------- */
.hero { background: radial-gradient(1200px 500px at 20% -10%, #DCE7FF 0%, rgba(220,231,255,0) 60%), radial-gradient(900px 400px at 90% 0%, #E6FBFF 0%, rgba(230,251,255,0) 60%), var(--bg); padding: 72px 0 56px; border-bottom: 1px solid var(--border); }
.hero h1 { font-size: 3rem; max-width: 820px; margin: 0 auto 16px; } .hero .lead { max-width: 720px; margin: 0 auto 30px; }
@media (max-width: 640px) { .hero h1 { font-size: 2.1rem; } .hero { padding: 44px 0 36px; } }
.supertool { background: #fff; border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow-lg); padding: 18px; max-width: 900px; margin: 0 auto; }
.supertool-form { display: flex; gap: 10px; } .supertool-form .input { font-size: 1.05rem; padding: 14px 16px; }
.supertool-form select { width: auto; min-width: 190px; font-weight: 600; } .supertool-form .btn { padding: 0 26px; }
@media (max-width: 640px) { .supertool-form { flex-wrap: wrap; } .supertool-form select, .supertool-form .btn { flex: 1; } }
.supertool-hint { font-size: .82rem; color: var(--muted); margin: 12px 4px 0; display: flex; gap: 14px; flex-wrap: wrap; } .supertool-hint code { cursor: pointer; }
.quick-tools { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 22px; }
.quick-tools a { border: 1px solid var(--border); background: #fff; padding: 6px 14px; border-radius: 999px; font-size: .85rem; font-weight: 600; color: var(--text-2); } .quick-tools a:hover { border-color: var(--blue); color: var(--blue); text-decoration: none; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; } @media (max-width: 640px) { .stats { grid-template-columns: 1fr 1fr; } }
.stat { text-align: center; } .stat b { display: block; font-size: 2.1rem; color: var(--navy); letter-spacing: -.02em; } .stat span { color: var(--muted); font-size: .9rem; }
.section-navy .stat b { color: #fff; } .section-navy .stat span { color: #B6C2DC; }
.logos { display: flex; gap: 36px; justify-content: center; flex-wrap: wrap; opacity: .55; filter: grayscale(1); font-weight: 800; font-size: 1.15rem; color: var(--navy); letter-spacing: -.01em; }

/* ---------- Results ---------- */
.results { margin-top: 22px; } .results:empty { display: none; }
.result-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 16px 20px; border-radius: 12px 12px 0 0; border: 1px solid var(--border); border-bottom: 0; background: var(--surface-2); }
.result-head h3 { margin: 0; font-size: 1.05rem; } .result-head .summary { color: var(--text-2); font-size: .92rem; }
.status-big { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; padding: 6px 14px; border-radius: 999px; border: 1px solid; }
.status-big.pass { background: var(--ok-bg); color: var(--ok); border-color: var(--ok-border); } .status-big.warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn-border); }
.status-big.fail, .status-big.error { background: var(--fail-bg); color: var(--fail); border-color: var(--fail-border); } .status-big.info { background: var(--info-bg); color: var(--info); border-color: var(--info-border); }
.result-body { border: 1px solid var(--border); border-radius: 0 0 12px 12px; background: #fff; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); padding: 0 12px; background: #fff; overflow-x: auto; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; padding: 12px 14px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; white-space: nowrap; }
.tabs button.active { color: var(--blue); border-bottom-color: var(--blue); } .tabs button .count { background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 0 7px; font-size: .75rem; margin-left: 6px; color: var(--text-2); }
.tab-pane { display: none; padding: 18px 20px; } .tab-pane.active { display: block; }
.checks { list-style: none; margin: 0; padding: 0; } .checks li { display: grid; grid-template-columns: 96px 170px 1fr; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--border); align-items: start; font-size: .92rem; }
.checks li:last-child { border-bottom: 0; } .checks li b { color: var(--navy); } .checks li .detail { margin-top: 6px; font-size: .82rem; color: var(--muted); font-family: var(--mono); white-space: pre-wrap; }
@media (max-width: 640px) { .checks li { grid-template-columns: 80px 1fr; } .checks li > span:last-child { grid-column: 1 / -1; } }
.table-wrap { overflow-x: auto; } .table th { text-align: left; font-size: .75rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--border); background: var(--surface-2); white-space: nowrap; }
.table td { padding: 10px; border-bottom: 1px solid var(--border); font-size: .9rem; vertical-align: top; word-break: break-word; } .table tr:last-child td { border-bottom: 0; } .table tr:hover td { background: var(--surface-2); }
.table td.mono { font-family: var(--mono); font-size: .85rem; word-break: normal; overflow-wrap: anywhere; min-width: 120px; }
.table td.nowrap { white-space: nowrap; }
@media (max-width: 640px) { .table td { word-break: normal; } }
.kv { display: grid; grid-template-columns: 220px 1fr; gap: 0; } .kv > div { padding: 9px 10px; border-bottom: 1px solid var(--border); font-size: .9rem; } .kv > div:nth-child(odd) { color: var(--muted); font-weight: 600; background: var(--surface-2); }
@media (max-width: 640px) { .kv { grid-template-columns: 1fr; } .kv > div:nth-child(odd) { border-bottom: 0; padding-bottom: 2px; } }
.section-block { margin-top: 24px; } .section-block h4 { margin-bottom: 10px; font-size: .95rem; display: flex; align-items: center; gap: 8px; }
.tree ul { list-style: none; padding-left: 20px; margin: 4px 0; border-left: 1px dashed var(--border); } .tree > ul { padding-left: 0; border: 0; } .tree li { padding: 3px 0; font-size: .9rem; } .tree code { font-size: .8rem; }
.related { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); } .related span { color: var(--muted); font-size: .85rem; margin-right: 4px; align-self: center; }
.loading { display: flex; align-items: center; gap: 12px; padding: 28px 20px; color: var(--muted); border: 1px solid var(--border); border-radius: 12px; background: #fff; }
.spinner { width: 22px; height: 22px; border: 3px solid var(--blue-100); border-top-color: var(--blue); border-radius: 50%; animation: spin .8s linear infinite; } @keyframes spin { to { transform: rotate(360deg); } }
.copy-btn { font-size: .78rem; padding: 3px 9px; } .result-meta { font-size: .8rem; color: var(--muted); display: flex; gap: 14px; flex-wrap: wrap; }
.score-ring { width: 120px; height: 120px; border-radius: 50%; display: grid; place-items: center; font-size: 2rem; font-weight: 800; color: var(--navy); background: conic-gradient(var(--ring-color, var(--ok)) calc(var(--score, 0) * 1%), var(--border) 0); position: relative; }
.score-ring::before { content: ''; position: absolute; inset: 10px; background: #fff; border-radius: 50%; } .score-ring b { position: relative; } .score-ring small { position: relative; font-size: .8rem; color: var(--muted); font-weight: 600; margin-left: 2px; }
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; } .cat { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; background: var(--surface-2); }
.cat b { display: block; color: var(--navy); font-size: .9rem; margin-bottom: 6px; } .cat .nums { display: flex; gap: 10px; font-size: .8rem; font-weight: 700; } .cat .nums .f { color: var(--fail); } .cat .nums .w { color: var(--warn); } .cat .nums .p { color: var(--ok); }

/* ---------- Tool page ---------- */
.page-head { background: #fff; border-bottom: 1px solid var(--border); padding: 30px 0 26px; }
.breadcrumb { font-size: .82rem; color: var(--muted); margin-bottom: 10px; } .breadcrumb a { color: var(--muted); } .breadcrumb span { margin: 0 6px; }
.tool-form { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; } .tool-form .form-group { margin: 0; flex: 1; min-width: 220px; } .tool-form .form-group.narrow { flex: 0 0 200px; }
.tool-about { margin-top: 44px; } .tool-about h2 { font-size: 1.35rem; } .tool-list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; } @media (max-width: 960px) { .tool-list-grid { grid-template-columns: 1fr 1fr; } } @media (max-width: 640px) { .tool-list-grid { grid-template-columns: 1fr; } }
.tool-card { display: block; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; color: inherit; transition: .15s; } .tool-card:hover { border-color: var(--blue); box-shadow: var(--shadow); text-decoration: none; }
.tool-card b { color: var(--navy); display: block; margin-bottom: 4px; } .tool-card p { margin: 0; font-size: .86rem; color: var(--muted); } .tool-card code { font-size: .75rem; float: right; }
.category-title { display: flex; align-items: center; gap: 10px; margin: 36px 0 14px; } .category-title h2 { margin: 0; font-size: 1.25rem; }

/* ---------- Pricing ---------- */
.billing-toggle { display: inline-flex; background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 4px; margin: 0 auto 36px; } .billing-toggle button { border: 0; background: none; padding: 8px 20px; border-radius: 999px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; }
.billing-toggle button.active { background: var(--navy); color: #fff; } .billing-toggle .save { color: var(--ok); font-size: .75rem; margin-left: 6px; }
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; align-items: stretch; } @media (max-width: 1024px) { .plans { grid-template-columns: 1fr 1fr; } } @media (max-width: 600px) { .plans { grid-template-columns: 1fr; } }
.plan { position: relative; display: flex; flex-direction: column; } .plan.featured { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-100), var(--shadow); }
.plan .ribbon { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--blue); color: #fff; font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 4px 12px; border-radius: 999px; }
.plan .price { font-size: 2.4rem; font-weight: 800; color: var(--navy); letter-spacing: -.03em; margin: 12px 0 2px; } .plan .price small { font-size: .95rem; color: var(--muted); font-weight: 500; letter-spacing: 0; }
.plan ul { list-style: none; padding: 0; margin: 18px 0 22px; flex: 1; } .plan li { padding: 6px 0; font-size: .9rem; display: flex; gap: 8px; align-items: flex-start; } .plan li svg { width: 16px; height: 16px; flex: none; margin-top: 4px; color: var(--ok); } .plan li.no { color: var(--muted-2); } .plan li.no svg { color: var(--border-strong); }
.compare th, .compare td { text-align: center; } .compare th:first-child, .compare td:first-child { text-align: left; }

/* ---------- App (account/admin) layout ---------- */
.app { display: grid; grid-template-columns: 248px 1fr; min-height: calc(100vh - var(--header-h)); }
.sidebar { background: #fff; border-right: 1px solid var(--border); padding: 20px 14px; position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); overflow: auto; }
.sidebar h6 { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 18px 12px 6px; } .sidebar h6:first-child { margin-top: 0; }
.sidebar a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px; color: var(--text-2); font-weight: 500; font-size: .92rem; } .sidebar a svg { width: 18px; height: 18px; opacity: .7; }
.sidebar a:hover { background: var(--blue-50); text-decoration: none; color: var(--navy); } .sidebar a.active { background: var(--blue-50); color: var(--blue); font-weight: 600; } .sidebar a.active svg { opacity: 1; }
.sidebar .plan-box { margin: 20px 8px 0; padding: 14px; background: var(--navy-100); border-radius: 10px; font-size: .85rem; } .sidebar .plan-box b { color: var(--navy); }
.main { padding: 28px 32px 60px; min-width: 0; } .main-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; } .main-head h1 { font-size: 1.6rem; margin: 0; }
@media (max-width: 900px) { .app { grid-template-columns: 1fr; } .sidebar { position: static; height: auto; display: flex; flex-wrap: wrap; gap: 4px; padding: 10px; } .sidebar h6, .sidebar .plan-box { display: none; } .sidebar a { padding: 7px 10px; font-size: .85rem; } .main { padding: 20px 16px 40px; } }
.stat-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; } @media (max-width: 960px) { .stat-tiles { grid-template-columns: 1fr 1fr; } }
.tile { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; } .tile span { font-size: .8rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .05em; } .tile b { display: block; font-size: 1.8rem; color: var(--navy); margin-top: 4px; letter-spacing: -.02em; }
.tile.fail b { color: var(--fail); } .tile.warn b { color: var(--warn); } .tile.ok b { color: var(--ok); }
.panel { background: #fff; border: 1px solid var(--border); border-radius: 12px; margin-bottom: 24px; } .panel-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid var(--border); } .panel-head h3 { margin: 0; font-size: 1rem; } .panel-body { padding: 20px; } .panel > .table-wrap .table td, .panel > .table-wrap .table th { padding-left: 20px; padding-right: 20px; }
.health { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; font-weight: 800; font-size: .9rem; border: 3px solid; } .health.a, .health.b { color: var(--ok); border-color: var(--ok); background: var(--ok-bg); } .health.c { color: var(--warn); border-color: var(--warn); background: var(--warn-bg); } .health.d, .health.f { color: var(--fail); border-color: var(--fail); background: var(--fail-bg); } .health.na { color: var(--muted); border-color: var(--border-strong); }
.empty { text-align: center; padding: 48px 20px; color: var(--muted); } .empty svg { width: 44px; height: 44px; margin: 0 auto 12px; color: var(--muted-2); }
.pagination { display: flex; gap: 6px; padding: 14px 20px; } .pagination a, .pagination span { padding: 5px 11px; border: 1px solid var(--border); border-radius: 6px; font-size: .85rem; } .pagination span.current { background: var(--navy); color: #fff; border-color: var(--navy); }
.impersonating { background: var(--warn-bg); color: var(--warn); border-bottom: 1px solid var(--warn-border); text-align: center; font-size: .85rem; padding: 6px; }
.announce { background: var(--blue-50); color: var(--navy-700); font-size: .85rem; text-align: center; padding: 8px 16px; border-bottom: 1px solid var(--blue-100); } .announce a { font-weight: 600; }
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--navy); color: #fff; padding: 12px 18px; border-radius: 10px; box-shadow: var(--shadow-lg); font-size: .9rem; z-index: 100; animation: fade .3s; } @keyframes fade { from { opacity: 0; transform: translateY(8px); } }
.dropdown { position: relative; } .dropdown-menu { position: absolute; right: 0; top: calc(100% + 8px); background: #fff; border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow-lg); min-width: 200px; padding: 6px; display: none; z-index: 70; } .dropdown.open .dropdown-menu { display: block; }
.dropdown-menu a { display: block; padding: 8px 12px; border-radius: 6px; color: var(--text); font-size: .9rem; } .dropdown-menu a:hover { background: var(--blue-50); text-decoration: none; } .dropdown-menu hr { margin: 6px 0; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .85rem; }
.prose h2 { margin-top: 2em; } .prose h3 { margin-top: 1.5em; } .prose ul, .prose ol { padding-left: 1.3em; } .prose li { margin-bottom: .4em; } .prose table { margin: 1em 0; } .prose img { border-radius: 8px; }
.feature { display: flex; gap: 16px; } .feature .icon-box { margin: 0; flex: none; } .feature h3 { margin-bottom: 4px; font-size: 1.05rem; } .feature p { margin: 0; color: var(--text-2); font-size: .92rem; }
.steps { counter-reset: s; } .step { position: relative; padding-left: 56px; margin-bottom: 26px; } .step::before { counter-increment: s; content: counter(s); position: absolute; left: 0; top: 0; width: 40px; height: 40px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 800; }
.testimonial { border-left: 3px solid var(--blue); padding-left: 18px; font-size: 1.02rem; color: var(--text-2); } .testimonial footer { margin-top: 10px; font-size: .85rem; color: var(--muted); font-weight: 600; }
.cta-box { background: linear-gradient(135deg, var(--navy), #1E40AF); color: #fff; border-radius: 20px; padding: 48px; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; } .cta-box h2 { color: #fff; margin: 0 0 6px; } .cta-box p { margin: 0; color: #C7D2E8; }
.faq details { border-bottom: 1px solid var(--border); padding: 14px 0; } .faq summary { cursor: pointer; font-weight: 600; color: var(--navy); list-style: none; display: flex; justify-content: space-between; } .faq summary::after { content: '+'; color: var(--muted); } .faq details[open] summary::after { content: '–'; } .faq p { margin: 10px 0 0; color: var(--text-2); }
.chart-bar { display: flex; align-items: flex-end; gap: 4px; height: 60px; } .chart-bar i { flex: 1; background: var(--blue-200); border-radius: 3px 3px 0 0; min-height: 3px; } .chart-bar i.f { background: var(--fail); } .chart-bar i.w { background: var(--warn); } .chart-bar i.p { background: var(--ok); }
.tag-input { display: flex; flex-wrap: wrap; gap: 6px; } .diff-add { color: var(--ok); } .diff-del { color: var(--fail); text-decoration: line-through; }

/* ---------- Account ---------- */
.rate { height: 8px; background: var(--border); border-radius: 999px; overflow: hidden; display: inline-block; width: 100%; max-width: 180px; vertical-align: middle; margin-right: 8px; } .rate i { display: block; height: 100%; background: var(--ok); border-radius: 999px; }
.check-detail { border-bottom: 1px solid var(--border); } .check-detail:last-child { border-bottom: 0; } .check-detail summary { display: flex; align-items: center; gap: 10px; padding: 12px 20px; cursor: pointer; list-style: none; font-size: .92rem; } .check-detail summary::-webkit-details-marker { display: none; } .check-detail summary:hover { background: var(--surface-2); } .check-body { padding: 4px 20px 16px; background: var(--surface-2); }
.plan .price { margin-top: 4px; } .breadcrumb + .main-head { margin-top: 4px; } tr.muted td { opacity: .6; }

/* ---------- Admin ---------- */
.stat-tiles .tile .xs { margin-top: 2px; } .stat-tiles .tile .xs a { color: var(--blue); }
.main .table td form { display: inline; } .main .table td .flex form { display: block; }
.breadcrumb.mb-0 { margin-bottom: 4px; }
/* ---------- Mockup header/footer refinements ---------- */
.topbar { background: #F3F6FB; color: #4B5A78; border-bottom: 1px solid var(--border); font-size: .74rem; }
.topbar .container { height: 30px; }
.topbar a { color: #4B5A78; margin-left: 16px; } .topbar a:hover { color: var(--navy); }
.topbar .status-dot { background: #16A34A; box-shadow: 0 0 0 3px rgba(22,163,74,.18); }
.topbar .tb-sep { display: inline-block; width: 1px; height: 12px; background: var(--border-strong); margin: 0 14px; vertical-align: middle; }
.topbar .tb-muted { color: #6B7A99; }
.topbar .tb-pill { border: 1px solid var(--border-strong); border-radius: 999px; padding: 2px 12px; background: #fff; font-weight: 600; color: var(--navy); }
.logo .mark { width: 28px; height: 28px; background: none; color: var(--blue); border-radius: 0; } .logo .mark svg { width: 26px; height: 26px; }
.logo { font-size: 1.15rem; gap: 7px; }
.header .container { height: 60px; gap: 34px; }
.nav > li > a { font-size: .88rem; padding: 8px 10px; }
.header-actions .btn { padding: 7px 16px; font-size: .86rem; }
.footer { padding: 40px 0 20px; margin-top: 0; font-size: .78rem; }
.footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr 1.5fr; gap: 24px; }
.footer h5 { font-size: .72rem; margin-bottom: 10px; } .footer li { margin-bottom: 5px; }
.footer .logo .mark { color: #60A5FA; } .footer .logo span:last-child { color: #fff; }
.news-form { display: flex; gap: 6px; } .news-form input { background: #fff; border: 0; border-radius: 6px; padding: 7px 10px; font-size: .78rem; } .news-form .btn { padding: 6px 12px; }
.socials { display: flex; gap: 10px; margin-top: 12px; } .socials a { width: 26px; height: 26px; border-radius: 6px; background: rgba(255,255,255,.1); display: grid; place-items: center; color: #DCE4F5; } .socials svg { width: 14px; height: 14px; }
.footer-bottom { margin-top: 26px; padding-top: 16px; font-size: .74rem; }
@media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } }