/* ============ PPC Playbook — independent Amazon PPC blog ============
   Neutral editorial brand. NOT tied to any single tool.
   Rename the site in index.html / article.html header if needed. */
:root{
  --ink:#141821; --grey700:#3a4150; --grey500:#6b7280; --grey200:#E5E7EB; --grey100:#F1F3F6;
  --base:#FFFFFF; --base-alt:#FAFAFB;
  --accent:#2563EB; --accent-dark:#1E4FD1;
  --maxw:1120px; --read:720px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Georgia,'Times New Roman',serif;color:var(--ink);background:var(--base);line-height:1.65;-webkit-font-smoothing:antialiased}
.sans{font-family:system-ui,-apple-system,'Segoe UI',sans-serif}
h1,h2,h3,.brand,.kicker,nav,.btn,.card-tag,.meta,footer{font-family:system-ui,-apple-system,'Segoe UI',sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* header */
header.site{border-bottom:1px solid var(--grey200);background:var(--base);position:sticky;top:0;z-index:10}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{font-weight:800;font-size:21px;letter-spacing:-.02em;color:var(--ink);display:flex;align-items:center;gap:8px}
.brand .dot{color:var(--accent)}
nav.top{display:flex;gap:26px;font-size:15px;font-weight:500}
nav.top a{color:var(--grey700)} nav.top a:hover{color:var(--ink);text-decoration:none}
@media(max-width:640px){nav.top{display:none}}

/* hero / featured */
.hero{padding:56px 0 40px;border-bottom:1px solid var(--grey200)}
.kicker{font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.hero h1{font-family:Georgia,serif;font-size:44px;line-height:1.12;margin:14px 0 16px;max-width:820px}
.hero .lede{font-size:20px;color:var(--grey700);max-width:680px}
.hero .meta{margin-top:18px;font-size:14px;color:var(--grey500)}
@media(max-width:640px){.hero h1{font-size:32px}}

/* article grid */
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin:48px 0 22px}
.section-head h2{font-size:15px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--grey500);font-family:system-ui,sans-serif}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding-bottom:24px}
@media(max-width:860px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;border:1px solid var(--grey200);border-radius:12px;overflow:hidden;background:var(--base);transition:box-shadow .15s,transform .15s}
.card:hover{box-shadow:0 10px 30px rgba(20,24,33,.08);transform:translateY(-2px);text-decoration:none}
.card .thumb{height:140px;background:linear-gradient(135deg,#EEF2FF,#E0E7FF);display:flex;align-items:center;justify-content:center;font-size:40px}
.card .body{padding:20px;flex:1;display:flex;flex-direction:column}
.card-tag{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.card h3{font-family:Georgia,serif;font-size:21px;line-height:1.25;color:var(--ink);margin-bottom:8px}
.card p{font-size:15px;color:var(--grey700);flex:1}
.card .meta{margin-top:14px;font-size:13px;color:var(--grey500)}

/* editor's pick strip (passive Nortio placement, editorial) */
.pick{margin:8px 0 8px;border:1px solid var(--grey200);border-left:3px solid var(--accent);background:var(--base-alt);border-radius:10px;padding:20px 22px}
.pick .lbl{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);font-family:system-ui,sans-serif}
.pick p{margin-top:6px;font-size:16px;color:var(--grey700)}
.pick .name{font-weight:700;color:var(--ink)}

/* article page */
article.post{max-width:var(--read);margin:0 auto;padding:48px 24px 80px}
article.post img{max-width:100%}
#doc h1{font-family:Georgia,serif;font-size:40px;line-height:1.15;margin:6px 0 10px}
#doc h2{font-family:Georgia,serif;font-size:28px;margin:40px 0 12px;padding-top:8px}
#doc h3{font-family:system-ui,sans-serif;font-size:20px;margin:26px 0 8px}
#doc p,#doc li{font-size:18px;color:#222}
#doc ul,#doc ol{margin:12px 0 12px 22px}
#doc li{margin:6px 0}
#doc blockquote{border-left:3px solid var(--accent);background:var(--base-alt);margin:20px 0;padding:14px 20px;border-radius:0 8px 8px 0;font-style:italic;color:var(--grey700)}
#doc table{width:100%;border-collapse:collapse;margin:22px 0;font-family:system-ui,sans-serif;font-size:15px}
#doc th,#doc td{border:1px solid var(--grey200);padding:10px 12px;text-align:left;vertical-align:top}
#doc th{background:var(--grey100);font-weight:700}
#doc tr:nth-child(even) td{background:var(--base-alt)}
#doc em{color:var(--grey500);font-style:italic}
#doc a{font-family:inherit}
.backlink{font-family:system-ui,sans-serif;font-size:14px;font-weight:500}

/* footer */
footer{border-top:1px solid var(--grey200);background:var(--base-alt);padding:40px 0;margin-top:40px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:14px;color:var(--grey500)}
footer .brand{font-size:17px}
footer nav{display:flex;gap:20px}
footer a{color:var(--grey700)}

.btn{display:inline-block;background:var(--accent);color:#fff;font-family:system-ui,sans-serif;font-weight:600;font-size:15px;padding:11px 20px;border-radius:9px}
.btn:hover{background:var(--accent-dark);text-decoration:none}
.disclosure{font-size:13px;color:var(--grey500);font-style:italic;font-family:system-ui,sans-serif;margin:0 0 24px}

/* ===== free consultation / email capture ===== */
.consult{background:var(--ink);color:#fff;padding:56px 0;text-align:center}
.consult .kicker{color:#8ab0ff}
.consult h2{font-family:Georgia,serif;font-size:32px;line-height:1.2;margin:12px 0 10px;color:#fff}
.consult p.sub{color:#c7ccd6;font-size:18px;max-width:560px;margin:0 auto 8px}
.lead-form{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:24px auto 12px;max-width:540px}
.lead-form input[type=email]{flex:1;min-width:240px;font-family:system-ui,sans-serif;font-size:16px;padding:13px 16px;border:1px solid #2b3242;border-radius:10px;background:#fff;color:var(--ink)}
.lead-form input[type=email]:focus{outline:2px solid var(--accent);outline-offset:1px}
.lead-form button{font-family:system-ui,sans-serif;font-weight:600;font-size:16px;padding:13px 22px;border:none;border-radius:10px;background:var(--accent);color:#fff;cursor:pointer;transition:background .15s}
.lead-form button:hover{background:var(--accent-dark)}
.lead-form button:disabled{opacity:.6;cursor:default}
.lead-form input[name="_gotcha"]{position:absolute;left:-9999px;width:1px;height:1px}
.form-status{flex-basis:100%;font-family:system-ui,sans-serif;font-size:14px;margin:6px 0 0;min-height:1.1em}
.form-status.ok{color:#7ee0a1}
.form-status.err{color:#ff9b9b}
.consult-fine{font-family:system-ui,sans-serif;font-size:13px;color:#8a91a0;margin-top:4px}