/* LookForScam — styles. Mobile-first, lightweight, no framework. */

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #152033;
  --muted: #5b6678;
  --border: #e3e8f0;
  --brand: #2563eb;
  --brand-2: #1e3a8a;
  --accent: #0ea5e9;
  --hero-1: #1d4ed8;
  --hero-2: #0b3a8f;
  --high: #dc2626;
  --medium: #d97706;
  --low: #16a34a;
  --ok: #059669;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.05);
  --shadow-lg: 0 18px 40px -12px rgba(15,35,95,.35);
  --maxw: 760px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1521;
    --surface: #161f2c;
    --text: #e8edf4;
    --muted: #94a2b5;
    --border: #283542;
    --brand: #60a5fa;
    --brand-2: #93c5fd;
    --accent: #38bdf8;
    --hero-1: #1e3a8a;
    --hero-2: #0b2a66;
    --high: #f87171;
    --medium: #fbbf24;
    --low: #4ade80;
    --ok: #34d399;
    --shadow-lg: 0 18px 40px -12px rgba(0,0,0,.6);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); }
a:hover { color: var(--brand-2); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Header / nav */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.1rem; color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.brand__mark { color: var(--brand); display: inline-flex; }
.main-nav a { margin-left: 18px; text-decoration: none; color: var(--muted); font-weight: 600; font-size: .95rem; }
.main-nav a:hover { color: var(--text); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--brand); color: #fff; padding: 8px 12px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ===== Hero (gradient band, tool is the star) ===== */
.hero {
  position: relative;
  background: linear-gradient(140deg, var(--hero-1) 0%, var(--hero-2) 60%, #082a6d 100%);
  color: #fff;
  padding: 46px 0 70px;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(900px 300px at 80% -10%, rgba(255,255,255,.14), transparent 60%);
  pointer-events: none;
}
.hero__inner { position: relative; text-align: center; }
.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.1rem);
  margin: 0 0 10px; line-height: 1.08; letter-spacing: -.02em; font-weight: 850;
}
.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,.9);
  margin: 0 auto 16px; max-width: 560px;
}
.trust { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 24px; }
.trust span {
  font-size: .82rem; font-weight: 600;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.22);
  padding: 5px 12px; border-radius: 999px; backdrop-filter: blur(4px);
}

/* ===== Tool card ===== */
.tool {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 16px;
  text-align: left;
  max-width: 640px; margin: 0 auto;
}
.tool textarea {
  width: 100%; min-height: 130px; resize: vertical;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px; font: inherit; color: var(--text); background: var(--bg);
}
.tool textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(37,99,235,.18); }
.tool__bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 12px; }
.tool__count { margin-left: auto; color: var(--muted); font-size: .82rem; }

button {
  font: inherit; font-weight: 700; cursor: pointer; border-radius: var(--radius-sm);
  border: 1px solid transparent; padding: 12px 20px; transition: transform .05s ease, background .15s, border-color .15s;
}
button:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 6px 16px -6px rgba(37,99,235,.7); }
.btn-primary:hover { background: #1d4ed8; }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg); }
.btn-link { background: transparent; color: var(--muted); padding: 12px 8px; }
.btn-link:hover { color: var(--text); }

/* ===== Results ===== */
.results-wrap { margin-top: 22px; padding-bottom: 8px; }
#js-results { min-height: 24px; }
.hint { color: var(--muted); text-align: center; margin: 0; }
.privacy-note {
  color: var(--muted); font-size: .9rem; background: var(--surface);
  border: 1px dashed var(--border); padding: 10px 14px; border-radius: var(--radius-sm); margin-top: 16px; text-align: center;
}

.risk-summary {
  border-radius: var(--radius); padding: 16px 18px; border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow-sm); margin: 0 0 14px;
}
.risk-high { border-left: 6px solid var(--high); }
.risk-medium { border-left: 6px solid var(--medium); }
.risk-low { border-left: 6px solid var(--low); }
.risk-none { border-left: 6px solid var(--ok); }

.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.chip { font-size: .8rem; font-weight: 700; padding: 4px 11px; border-radius: 999px; }
.chip-high { background: rgba(220,38,38,.13); color: var(--high); }
.chip-medium { background: rgba(217,119,6,.16); color: var(--medium); }
.chip-low { background: rgba(22,163,74,.15); color: var(--low); }

.flags h2, .links h2, .how h2, .faq h2, .content h2 { font-size: 1.25rem; margin: 30px 0 12px; }

.flag {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px 16px; margin-bottom: 12px; background: var(--surface); box-shadow: var(--shadow-sm);
}
.flag-high { border-left: 5px solid var(--high); }
.flag-medium { border-left: 5px solid var(--medium); }
.flag-low { border-left: 5px solid var(--low); }
.flag__head { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.flag__sev { font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; padding: 3px 8px; border-radius: 6px; white-space: nowrap; }
.flag__sev--high { background: rgba(220,38,38,.16); color: var(--high); }
.flag__sev--medium { background: rgba(217,119,6,.18); color: var(--medium); }
.flag__sev--low { background: rgba(22,163,74,.18); color: var(--low); }
.flag__title { margin: 0; font-size: 1.05rem; }
.flag__excerpt { margin: 4px 0; color: var(--muted); font-size: .92rem; word-break: break-word; }
.flag__excerpt span, .flag__do span { font-weight: 700; color: var(--text); }
.flag__why { margin: 8px 0; }
.flag__do { margin: 8px 0 6px; background: var(--bg); border-radius: 8px; padding: 8px 12px; }
.flag__cat { margin: 0; font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }

.links .link-list { list-style: none; padding: 0; margin: 0; }
.link { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 14px; margin-bottom: 10px; word-break: break-all; box-shadow: var(--shadow-sm); }
.link code { font-size: .9rem; color: var(--text); }
.link__notes { display: block; margin-top: 4px; color: var(--medium); font-size: .9rem; }
.link__ok { display: block; margin-top: 4px; color: var(--muted); font-size: .88rem; }

/* ===== How it works ===== */
.how { padding-top: 8px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; box-shadow: var(--shadow-sm); }
.step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%; background: var(--brand); color: #fff;
  font-weight: 800; font-size: .9rem; margin-bottom: 8px;
}
.step h3 { margin: 0 0 4px; font-size: 1rem; }
.step p { margin: 0; color: var(--muted); font-size: .92rem; }
.how__link { margin: 16px 0 0; color: var(--muted); }

/* ===== FAQ ===== */
.faq { padding-bottom: 10px; }
.faq details { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); padding: 4px 16px; margin-bottom: 10px; box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; font-weight: 700; padding: 12px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+ "; color: var(--brand); }
.faq details[open] summary::before { content: "− "; }
.faq details[open] summary { padding-bottom: 6px; }
.faq details p { margin: 0 0 12px; color: var(--muted); }

/* Ad slot */
.ad-unit { margin: 28px 0; min-height: 10px; }

/* ===== Learn / content pages ===== */
.content { padding: 8px 0 24px; }
.content section { margin-bottom: 22px; }
.content h2 { font-size: 1.3rem; }
.content h3 { font-size: 1.08rem; margin: 18px 0 6px; }
.content ul { padding-left: 1.2em; }
.content li { margin-bottom: 6px; }

.page { padding: 30px 0 44px; }
.page h1 { font-size: 1.9rem; margin: 0 0 4px; }
.page .page__sub { color: var(--muted); margin: 0 0 18px; }
.prose { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 28px; box-shadow: var(--shadow-sm); }
.prose h2 { font-size: 1.2rem; margin-top: 24px; }
.prose p, .prose li { color: var(--text); }
.prose ul { padding-left: 1.2em; }

/* Footer */
.site-footer { background: var(--surface); border-top: 1px solid var(--border); margin-top: 36px; padding: 26px 0; text-align: center; }
.site-footer__tag { color: var(--muted); margin: 0 0 12px; font-size: .95rem; }
.footer-nav a { margin: 0 9px; text-decoration: none; color: var(--muted); font-size: .92rem; }
.footer-nav a:hover { color: var(--text); }
.site-footer__copy { color: var(--muted); font-size: .82rem; margin: 14px 0 0; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .main-nav a { margin-left: 11px; }
  .main-nav a.hide-sm { display: none; }
  .hero { padding: 34px 0 52px; }
  .tool { padding: 12px; }
  .steps { grid-template-columns: 1fr; }
  .tool__bar { flex-direction: column; align-items: stretch; }
  .tool__bar button { width: 100%; }
  .tool__count { margin-left: 0; text-align: center; }
  .prose { padding: 18px; }
}

/* ===== Admin ===== */
.admin { max-width: 640px; padding-bottom: 40px; }
.admin__title { font-size: 1.7rem; margin: 24px 0 14px; }
.admin__card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); padding: 18px 20px; margin-bottom: 16px;
}
.admin__card h2 { margin: 0 0 6px; font-size: 1.1rem; }
.admin__card label { display: block; font-weight: 600; margin: 14px 0 5px; font-size: .92rem; }
.admin__input {
  width: 100%; padding: 11px 13px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--bg); color: var(--text); font: inherit;
}
.admin__input:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(37,99,235,.18); }
.admin__card button { margin-top: 16px; }
.admin__flash {
  background: rgba(22,163,74,.12); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 10px 14px; margin: 0 0 14px;
}
.admin__status { margin: 6px 0 10px; padding-left: 1.1em; }
.admin__status li { margin-bottom: 7px; }
.muted { color: var(--muted); font-weight: 400; font-size: .85rem; }