/* SuaraPembeli static site — vanilla CSS, no dependencies */
:root{--ink:#1d2733;--mut:#5a6b7d;--line:#dfe6ec;--bg:#ffffff;--soft:#f4f7f9;--acc:#0f6c8c;--warn:#8a5a00;--warnbg:#fff6e3}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);line-height:1.6;background:var(--bg)}
.wrap{max-width:880px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:var(--bg)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;padding:14px 20px}
.brand{font-weight:700;font-size:1.15rem;color:var(--ink);text-decoration:none}
nav.main{display:flex;flex-wrap:wrap;gap:4px 16px;margin-left:auto}
nav.main a{color:var(--acc);text-decoration:none;font-size:.95rem}
nav.main a:hover{text-decoration:underline}
.hero{background:var(--soft);border-bottom:1px solid var(--line);padding:40px 0}
.hero h1{font-size:1.7rem;line-height:1.3;margin:0 0 12px}
.hero p.sub{color:var(--mut);margin:0 0 20px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:10px 20px;border-radius:6px;text-decoration:none;font-weight:600}
.btn.primary{background:var(--acc);color:#fff}
.btn.ghost{border:1px solid var(--acc);color:var(--acc)}
section.block{padding:28px 0;border-bottom:1px solid var(--line)}
h2{font-size:1.25rem;margin:0 0 10px}
ul.tight li{margin-bottom:6px}
.notice{border:1px solid #e3c46a;background:var(--warnbg);color:var(--ink);border-radius:6px;padding:10px 14px;margin:16px 0;font-size:.93rem}
.demo-tag{display:inline-block;background:#3c3c3c;color:#fff;font-size:.78rem;font-weight:700;letter-spacing:.04em;border-radius:4px;padding:2px 10px;margin-bottom:10px}
table{border-collapse:collapse;width:100%;font-size:.93rem;margin:12px 0}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--soft)}
blockquote{border-left:3px solid var(--acc);margin:12px 0;padding:8px 14px;background:var(--soft);font-size:.95rem}
footer.site{border-top:1px solid var(--line);padding:22px 0;color:var(--mut);font-size:.88rem}
footer.site a{color:var(--acc)}
.status-line{margin-top:8px}
label{display:block;font-weight:600;margin:14px 0 4px}
input[type=text],input[type=email],input[type=tel],input[type=date],select,textarea{width:100%;max-width:520px;padding:9px 10px;border:1px solid #b9c4cd;border-radius:6px;font:inherit}
textarea{min-height:90px}
.hint{font-size:.85rem;color:var(--mut);font-weight:400}
.field-err{color:#a02020;font-size:.88rem;min-height:1.2em}
input.invalid,select.invalid,textarea.invalid{border-color:#a02020}
.form-ok{border:1px solid #4a8c4a;background:#eef7ee;border-radius:6px;padding:14px;margin:16px 0}
.form-fail{border:1px solid #a02020;background:#fbeeed;border-radius:6px;padding:14px;margin:16px 0}
.checkline{display:flex;gap:8px;align-items:flex-start;margin-top:14px;font-weight:400}
.checkline input{margin-top:5px}
@media (max-width:720px){
.hero{padding:28px 0}
.hero h1{font-size:1.35rem}
header.site .wrap{padding:10px 16px}
nav.main{margin-left:0}
table{font-size:.85rem}
th,td{padding:6px 7px}
.btn{padding:10px 14px}
}