/* ==========================================================================
   LH SEO Tools — shared styles
   Near-black + lime, warm paper cards. Matches lawrencehitches.com tokens.
   Portable: no build step, no external CSS. System fonts as a safe fallback
   (swap in Inter/Archivo when this finds a home on the main domain).
   ========================================================================== */
:root {
  --lime:        #a3e635;
  --lime-bright: #bef264;
  --lime-dim:    #84cc16;
  --lime-wash:   #f3fbe1;
  --ink:         #0a0a0a;
  --ink-2:       #141414;
  --ink-3:       #1c1b1b;
  --paper:       #f6f3f2;
  --paper-2:     #ebe7e5;
  --white:       #ffffff;
  --muted-body:  #424936;
  --muted-label: #727a64;
  --line:        #e8e4e2;
  --line-strong: #d7d1ce;
  --good-bg:#dcfce7; --good-fg:#16a34a;
  --warn-bg:#fef3c7; --warn-fg:#b45309;
  --bad-bg:#fee2e2;  --bad-fg:#dc2626;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(10,10,10,.04), 0 8px 24px rgba(10,10,10,.06);
  --font: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink-3);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--lime-dim); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Top bar ---- */
.bar {
  background: var(--ink);
  color: var(--white);
  padding: 14px 20px;
  display: flex; align-items: center; gap: 14px;
}
.bar .brand { font-weight: 800; letter-spacing: -.02em; font-size: 1.05rem; }
.bar .brand b { color: var(--lime); }
.bar nav { margin-left: auto; display: flex; gap: 18px; font-size: .92rem; }
.bar nav a { color: rgba(255,255,255,.78); }
.bar nav a:hover { color: var(--lime); text-decoration: none; }

/* ---- Layout ---- */
.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
.hero { padding: 56px 0 28px; }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.7rem); line-height: 1.08; letter-spacing: -.03em; margin: 0 0 12px; }
.hero p { font-size: 1.1rem; color: var(--muted-body); max-width: 60ch; margin: 0; }
.eyebrow { display:inline-block; font-size:.74rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color: var(--lime-dim); margin-bottom:14px; }

/* ---- Cards ---- */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}
.grid2 { display:grid; grid-template-columns: 1fr 1fr; gap:18px; }
@media (max-width:720px){ .grid2 { grid-template-columns:1fr; } }

.tool-card { display:flex; flex-direction:column; gap:10px; transition: transform .12s ease, box-shadow .12s ease; }
.tool-card:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(10,10,10,.1); text-decoration:none; }
.tool-card h3 { margin:0; font-size:1.25rem; letter-spacing:-.02em; }
.tool-card p { margin:0; color: var(--muted-body); font-size:.96rem; }
.tool-card .go { margin-top:auto; color: var(--lime-dim); font-weight:700; font-size:.92rem; }

/* ---- Form ---- */
.form { display:grid; gap:14px; margin: 28px 0; }
.field label { display:block; font-weight:700; font-size:.82rem; margin-bottom:6px; letter-spacing:.01em; }
.field input {
  width:100%; padding:13px 14px; font-size:1rem; font-family:var(--font);
  border:1px solid var(--line-strong); border-radius:10px; background:var(--white); color:var(--ink-3);
}
.field input:focus { outline:none; border-color: var(--lime-dim); box-shadow:0 0 0 3px var(--lime-wash); }
.row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
@media (max-width:560px){ .row { grid-template-columns:1fr; } }
.btn {
  appearance:none; cursor:pointer; border:0; border-radius:10px;
  background: var(--lime); color: var(--ink); font-weight:800; font-size:1rem;
  padding:14px 22px; letter-spacing:-.01em; transition: background .12s ease;
}
.btn:hover { background: var(--lime-bright); }
.btn:disabled { opacity:.55; cursor:progress; }
.hint { font-size:.84rem; color: var(--muted-label); }

/* ---- Score ring + grade ---- */
.scorebar { display:flex; align-items:center; gap:22px; flex-wrap:wrap; }
.ring { --p:0; --c:var(--lime-dim); position:relative; width:104px; height:104px; flex:0 0 auto;
  border-radius:50%; background: conic-gradient(var(--c) calc(var(--p)*1%), var(--paper-2) 0); }
.ring::after { content:""; position:absolute; inset:10px; background:var(--white); border-radius:50%; }
.ring .num { position:absolute; inset:0; display:grid; place-items:center; font-size:1.9rem; font-weight:800; z-index:1; }
.grade { font-size:1.4rem; font-weight:800; letter-spacing:-.02em; }
.grade small { display:block; font-weight:600; font-size:.9rem; color:var(--muted-label); letter-spacing:0; }

/* ---- Check rows ---- */
.checks { display:grid; gap:0; margin-top:8px; }
.check { display:grid; grid-template-columns:26px 1fr auto; gap:12px; padding:14px 2px; border-top:1px solid var(--line); align-items:start; }
.check:first-child { border-top:0; }
.check .ico { width:22px; height:22px; border-radius:50%; display:grid; place-items:center; font-size:.8rem; font-weight:800; margin-top:2px; }
.check.pass .ico { background:var(--good-bg); color:var(--good-fg); }
.check.warn .ico { background:var(--warn-bg); color:var(--warn-fg); }
.check.fail .ico { background:var(--bad-bg);  color:var(--bad-fg); }
.check .t { font-weight:700; font-size:.96rem; }
.check .d { font-size:.88rem; color:var(--muted-body); margin-top:2px; }
.check .d code { font-family:var(--mono); font-size:.82em; background:var(--paper); padding:1px 5px; border-radius:5px; }
.check .pts { font-size:.8rem; color:var(--muted-label); white-space:nowrap; font-variant-numeric:tabular-nums; }

/* ---- Section heading ---- */
.sec-h { display:flex; align-items:baseline; gap:10px; margin:30px 0 6px; }
.sec-h h2 { font-size:1.15rem; margin:0; letter-spacing:-.02em; }
.sec-h .meta { font-size:.84rem; color:var(--muted-label); margin-left:auto; }

/* ---- Stat tiles ---- */
.stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(120px,1fr)); gap:12px; margin:18px 0; }
.stat { background:var(--paper); border-radius:12px; padding:14px 16px; }
.stat .v { font-size:1.5rem; font-weight:800; letter-spacing:-.02em; }
.stat .l { font-size:.78rem; color:var(--muted-label); text-transform:uppercase; letter-spacing:.06em; }

/* ---- Gap table ---- */
.tbl { width:100%; border-collapse:collapse; font-size:.92rem; }
.tbl th, .tbl td { text-align:left; padding:11px 12px; border-bottom:1px solid var(--line); }
.tbl th { font-size:.74rem; text-transform:uppercase; letter-spacing:.06em; color:var(--muted-label); }
.tbl tr:hover td { background:var(--paper); }
.tbl .num { text-align:right; font-variant-numeric:tabular-nums; }
.dr { display:inline-block; min-width:34px; text-align:center; font-weight:800; font-size:.8rem; padding:2px 7px; border-radius:6px; }
.dr.hi { background:var(--good-bg); color:var(--good-fg); }
.dr.mid { background:var(--warn-bg); color:var(--warn-fg); }
.dr.lo { background:var(--paper-2); color:var(--muted-label); }

/* ---- Compare view ---- */
.cmp-head { display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:16px; }
.cmp-side { text-align:center; display:flex; flex-direction:column; align-items:center; gap:8px; }
.cmp-side .ring { width:88px; height:88px; }
.cmp-side .ring .num { font-size:1.5rem; }
.cmp-label { font-size:.74rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--muted-label); }
.cmp-url { font-size:.8rem; color:var(--muted-label); word-break:break-all; max-width:34ch; }
.cmp-vs { font-weight:800; color:var(--muted-label); font-size:.9rem; }
.cmp-tbl { margin-top:18px; }
@media (max-width:560px){ .cmp-head { grid-template-columns:1fr; } .cmp-vs { display:none; } }

.chips { display:flex; flex-wrap:wrap; gap:8px; }
.chip { display:inline-block; background:var(--paper); border:1px solid var(--line); border-radius:8px; padding:6px 11px; font-size:.86rem; color:var(--muted-body); }
.chip-good { background:var(--good-bg); border-color:var(--good-bg); color:var(--good-fg); }

/* ---- Keyword intelligence ---- */
.kw-term { font-size:1.15rem; font-weight:800; letter-spacing:-.02em; margin-bottom:4px; }

/* ---- Filter chips ---- */
.fchips { display:flex; flex-wrap:wrap; gap:8px; margin:10px 0 16px; }
.fchip { cursor:pointer; border:1px solid var(--line-strong); background:var(--white); color:var(--muted-body);
  border-radius:999px; padding:7px 14px; font-size:.86rem; font-family:var(--font); transition:all .12s ease; }
.fchip:hover { border-color:var(--lime-dim); }
.fchip b { color:var(--ink-3); margin-left:3px; }
.fchip.on { background:var(--ink); border-color:var(--ink); color:var(--white); }
.fchip.on b { color:var(--lime); }

/* multi-competitor inputs */
.field input.comp {
  width:100%; padding:13px 14px; font-size:1rem; font-family:var(--font);
  border:1px solid var(--line-strong); border-radius:10px; background:var(--white); color:var(--ink-3);
}
.field input.comp:focus { outline:none; border-color: var(--lime-dim); box-shadow:0 0 0 3px var(--lime-wash); }

/* shared-by-N badge */
.share { display:inline-block; font-size:.78rem; font-weight:800; padding:2px 9px; border-radius:6px; white-space:nowrap; font-variant-numeric:tabular-nums; }
.share.all  { background:var(--good-bg); color:var(--good-fg); }
.share.multi{ background:var(--warn-bg); color:var(--warn-fg); }
.share.one  { background:var(--paper-2); color:var(--muted-label); }

/* type + attainability badges */
.ty { font-size:.82rem; color:var(--muted-body); }
.at { display:inline-block; font-size:.76rem; font-weight:700; padding:2px 9px; border-radius:6px; white-space:nowrap; }
.at-easy   { background:var(--good-bg); color:var(--good-fg); }
.at-medium { background:var(--warn-bg); color:var(--warn-fg); }
.at-hard   { background:var(--paper-2); color:var(--muted-body); }
.at-skip   { background:#f3f0ef; color:var(--muted-label); }
.nf { font-size:.7rem; color:var(--muted-label); border:1px solid var(--line); border-radius:5px; padding:0 5px; margin-left:5px; vertical-align:1px; }

/* ---- States ---- */
.spinner { display:inline-block; width:18px; height:18px; border:2px solid rgba(10,10,10,.2); border-top-color:var(--ink); border-radius:50%; animation:spin .7s linear infinite; vertical-align:-3px; }
@keyframes spin { to { transform:rotate(360deg); } }
.hidden { display:none !important; }
.err { background:var(--bad-bg); color:var(--bad-fg); padding:14px 16px; border-radius:10px; font-size:.92rem; }
.note { background:var(--lime-wash); border:1px solid #e3f0c4; color:var(--muted-body); padding:12px 14px; border-radius:10px; font-size:.86rem; }
.foot { color:var(--muted-label); font-size:.84rem; padding:40px 0 60px; }
.foot a { color:var(--muted-label); text-decoration:underline; }
.cta { background:var(--ink); color:var(--white); border-radius:var(--radius); padding:24px; margin:30px 0; }
.cta h3 { margin:0 0 6px; color:var(--white); }
.cta p { margin:0 0 14px; color:rgba(255,255,255,.75); font-size:.95rem; }
.cta .btn { display:inline-block; }