/* Alt Technology Tools. Same tokens as alttechus.net: navy leads, cyan signals, blue for interaction. */
@font-face { font-family: "Inter"; src: url("/fonts/inter-latin-wght-normal.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Montserrat"; src: url("/fonts/montserrat-latin-wght-normal.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
:root {
  --navy: #082545; --navy-deep: #051a32; --navy-soft: #123a63;
  --blue: #0F6FFF; --blue-dark: #0a58d0; --cyan: #22C7F0; --cloud: #E8EEF4; --white: #FFFFFF;
  --ink: #0b2240; --ink-soft: #46607d; --line: #d5dfea; --on-dark: #e9f1f9; --on-dark-soft: #a8bdd3;
  --pass: #0f8a4b; --pass-bg: #e3f6ec; --warn: #a35a00; --warn-bg: #fff2dc; --fail: #c42b2b; --fail-bg: #fde7e7; --info: #3a5f86; --info-bg: #e8eef4;
  --heading: "Montserrat", Arial, sans-serif; --body: "Inter", Arial, sans-serif;
  --radius: 16px; --shadow: 0 18px 44px -22px rgba(5, 26, 50, .35); --wrap: 1080px;
}
* { box-sizing: border-box; }
body { margin: 0; font: 400 1rem/1.6 var(--body); color: var(--ink); background: var(--cloud); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; display: block; }
a { color: var(--blue-dark); }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--heading); font-weight: 700; line-height: 1.15; letter-spacing: -.01em; color: var(--navy); margin: 0 0 .5em; }
h1 { font-size: clamp(1.9rem, 4.6vw, 2.9rem); font-weight: 800; }
h2 { font-size: clamp(1.35rem, 2.6vw, 1.7rem); }
h3 { font-size: 1.08rem; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; color: var(--navy); padding: 10px 14px; border-radius: 8px; z-index: 50; }
.skip:focus { left: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Header */
.site-header { background: var(--navy); color: var(--on-dark); position: sticky; top: 0; z-index: 20; }
.site-header .wrap { display: flex; align-items: center; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--on-dark); margin-right: auto; }
.brand img { width: 128px; height: auto; }
.brand span { font: 600 .78rem/1 var(--body); letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); border-left: 1px solid rgba(255,255,255,.2); padding-left: 10px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { color: var(--on-dark); text-decoration: none; padding: 8px 12px; border-radius: 999px; font-weight: 500; font-size: .95rem; }
.nav a:hover { background: rgba(255,255,255,.08); }
.nav a[aria-current="page"] { background: rgba(34,199,240,.16); color: #fff; }
.nav-toggle { display: none; background: transparent; color: var(--on-dark); border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 8px 14px; font: 600 .9rem var(--body); cursor: pointer; }
@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 68px; background: var(--navy); padding: 8px 16px 16px; flex-direction: column; box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 14px; }
}

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-soft) 100%); color: var(--on-dark); padding: 44px 0 72px; }
.hero h1 { color: #fff; }
.hero p.lead { color: var(--on-dark-soft); font-size: 1.1rem; max-width: 640px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 600 .76rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--cyan); margin-bottom: 14px; }
.eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 3px; background: var(--cyan); }

/* Check form */
.check-form { display: flex; gap: 10px; margin-top: 22px; max-width: 640px; flex-wrap: wrap; }
.check-form input[type=text], .check-form input[type=password] { flex: 1 1 260px; min-width: 0; font: 500 1.05rem var(--body); padding: 15px 18px; border-radius: 999px; border: 2px solid transparent; background: #fff; color: var(--ink); }
.check-form input:focus { border-color: var(--cyan); outline: none; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 1rem/1 var(--body); padding: 15px 24px; border-radius: 999px; border: 2px solid transparent; cursor: pointer; text-decoration: none; background: var(--blue); color: #fff; }
.btn:hover { background: var(--blue-dark); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn-ghost { background: transparent; color: var(--blue-dark); border-color: var(--line); }
.btn-ghost:hover { background: #fff; }
.btn-small { padding: 9px 14px; font-size: .88rem; }
.form-extra { margin-top: 12px; color: var(--on-dark-soft); font-size: .9rem; }
.form-extra summary { cursor: pointer; }
.form-extra input { margin-top: 8px; font: 500 .95rem var(--body); padding: 10px 14px; border-radius: 10px; border: 0; width: min(100%, 360px); }
.form-error { color: #ffd0d0; margin-top: 12px; font-weight: 600; }
.privacy-note { color: var(--on-dark-soft); font-size: .85rem; margin-top: 14px; }

/* Results */
main { padding-bottom: 56px; }
.results { margin-top: -40px; }
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; margin-bottom: 18px; }
.loading { display: flex; align-items: center; gap: 14px; }
.spinner { width: 26px; height: 26px; border: 3px solid var(--line); border-top-color: var(--blue); border-radius: 50%; animation: spin .8s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }

.summary { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: center; }
@media (max-width: 560px) { .summary { grid-template-columns: 1fr; } }
.grade { width: 108px; height: 108px; border-radius: 26px; display: grid; place-items: center; font: 800 3.4rem/1 var(--heading); color: #fff; }
.grade-A { background: var(--pass); } .grade-B { background: #3f8f2f; } .grade-C { background: #c68400; } .grade-D { background: #d0611b; } .grade-F { background: var(--fail); }
.summary h2 { margin-bottom: .25em; }
.summary .domain { color: var(--ink-soft); font-weight: 600; word-break: break-all; }
.score-notes { margin: 8px 0 0; padding-left: 18px; color: var(--ink-soft); font-size: .92rem; }
.meta { color: var(--ink-soft); font-size: .85rem; margin-top: 8px; }

.overview { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; margin-top: 18px; }
.overview a { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: 12px; background: var(--cloud); text-decoration: none; color: var(--ink); font-weight: 600; font-size: .92rem; }
.overview a:hover { background: #dde6ef; }

.chip { display: inline-flex; align-items: center; gap: 6px; font: 700 .72rem/1 var(--body); letter-spacing: .06em; text-transform: uppercase; padding: 6px 9px; border-radius: 999px; white-space: nowrap; }
.chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.chip-pass { color: var(--pass); background: var(--pass-bg); }
.chip-warn { color: var(--warn); background: var(--warn-bg); }
.chip-fail { color: var(--fail); background: var(--fail-bg); }
.chip-info { color: var(--info); background: var(--info-bg); }

.fixes ol { margin: 0; padding-left: 22px; }
.fixes li { margin-bottom: 8px; }
.fixes a { font-weight: 600; }

.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.section-head h2 { margin: 0; font-size: 1.25rem; }
.record { font: 500 .86rem/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; background: var(--cloud); border-radius: 10px; padding: 10px 12px; word-break: break-all; margin: 8px 0 12px; color: var(--navy); }
.finding { border-top: 1px solid var(--line); padding: 14px 0 4px; }
.finding:first-of-type { border-top: 0; }
.finding-head { display: flex; gap: 10px; align-items: flex-start; }
.finding-head .chip { margin-top: 2px; }
.finding h3 { margin: 0 0 4px; font-size: 1rem; font-family: var(--body); font-weight: 700; color: var(--ink); }
.finding p { margin: 0 0 8px; color: var(--ink-soft); }
.fix { background: #f6f9fc; border-left: 4px solid var(--blue); border-radius: 0 10px 10px 0; padding: 10px 14px; margin: 6px 0 10px; }
.fix strong { display: block; color: var(--navy); margin-bottom: 4px; font-size: .9rem; }
.fix ol { margin: 0; padding-left: 20px; }
.fix li { margin: 3px 0; }
.dns-record { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: .88rem; margin-top: 8px; align-items: start; }
.dns-record dt { color: var(--ink-soft); font-weight: 600; }
.dns-record dd { margin: 0; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; word-break: break-all; }
.copy { margin-top: 8px; }
table.simple { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.simple th, table.simple td { text-align: left; padding: 9px 8px; border-top: 1px solid var(--line); vertical-align: top; }
table.simple th { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); border-top: 0; }
@media (max-width: 640px) {
  table.stack thead { display: none; }
  table.stack tr { display: block; border-top: 1px solid var(--line); padding: 8px 0; }
  table.stack td { display: flex; justify-content: space-between; gap: 12px; border: 0; padding: 4px 0; }
  table.stack td::before { content: attr(data-label); font-weight: 600; color: var(--ink-soft); }
}

.cta { background: var(--navy); color: var(--on-dark); border-radius: var(--radius); padding: 26px; display: flex; gap: 18px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.cta h2 { color: #fff; margin-bottom: .2em; font-size: 1.3rem; }
.cta p { margin: 0; color: var(--on-dark-soft); }

/* Tool cards (home) */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin-top: -40px; }
.tool-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; text-decoration: none; color: var(--ink); display: flex; flex-direction: column; gap: 8px; border: 2px solid transparent; }
.tool-card:hover { border-color: var(--cyan); }
.tool-card .icon { width: 42px; height: 42px; border-radius: 12px; background: var(--cloud); display: grid; place-items: center; color: var(--blue-dark); }
.tool-card h2 { font-size: 1.15rem; margin: 6px 0 0; }
.tool-card p { margin: 0; color: var(--ink-soft); }
.tool-card .go { margin-top: auto; padding-top: 6px; color: var(--blue-dark); font-weight: 600; }

/* Password meter */
.pw-result { font-size: 1.05rem; }
.pw-result strong { font-size: 1.3rem; display: block; margin-bottom: 6px; }

/* Footer */
.site-footer { background: var(--navy-deep); color: var(--on-dark-soft); padding: 36px 0; font-size: .9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; }
.site-footer a { color: var(--on-dark); text-decoration: none; }
.site-footer a:hover { color: var(--cyan); }

/* Admin */
.admin-grid { display: grid; gap: 16px; }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; }
.inline-form input { flex: 1 1 180px; min-width: 0; font: 500 .95rem var(--body); padding: 11px 14px; border-radius: 10px; border: 1px solid var(--line); }
.badge { font-weight: 700; padding: 2px 8px; border-radius: 6px; background: var(--cloud); font-size: .85rem; }
.history { font-size: .88rem; color: var(--ink-soft); white-space: pre-wrap; margin: 6px 0 0; padding-left: 18px; }
.muted { color: var(--ink-soft); }
.notice { padding: 12px 14px; border-radius: 10px; background: var(--warn-bg); color: var(--warn); font-weight: 600; margin-bottom: 12px; }

/* Phones */
@media (max-width: 560px) {
  .overview { grid-template-columns: 1fr 1fr; }
  .overview a { flex-direction: column; align-items: flex-start; gap: 4px; }
  .grade { width: 76px; height: 76px; border-radius: 20px; font-size: 2.6rem; }
  .finding-head { flex-direction: column; gap: 6px; }
  .card { padding: 18px; }
  .hero { padding: 28px 0 64px; }
  .check-form .btn { flex: 1 1 100%; }
}

h2[tabindex="-1"]:focus { outline: none; }
section.card[id] { scroll-margin-top: 84px; }