:root{
  --ink:#1d2833;
  --muted:#5a6a78;
  --line:#e4e9ee;
  --brand:#1f6f4a;
  --brand-dark:#185a3c;
  --panel:#f4f7f5;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);background:#fff;
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;margin:0 0 .5em}
h1{font-size:2rem}
h2{font-size:1.35rem;margin-top:1.8em}
h3{font-size:1.05rem}
p{margin:0 0 1em}
ul{padding-left:1.2em}
li{margin-bottom:.4em}

.site-header{border-bottom:1px solid var(--line);background:#fff}
.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:1.1rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.nav{display:flex;align-items:center;flex-wrap:wrap;gap:4px 16px;font-size:.95rem}
.nav a{color:var(--ink)}
.nav a:hover{color:var(--brand);text-decoration:none}
.nav .lang{color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:2px 8px}

.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:10px 18px;border-radius:8px;font-weight:600}
.btn:hover{background:var(--brand-dark);text-decoration:none}
.btn-small{padding:6px 12px;font-size:.9rem}

.hero{padding:64px 0 48px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--panel),#fff)}
.hero h1{font-size:2.4rem;max-width:22em}
.hero p{font-size:1.15rem;color:var(--muted);max-width:36em}
.hero .btn{margin-top:10px}

.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;padding:40px 0 8px}
.card{border:1px solid var(--line);border-radius:10px;padding:20px;background:#fff}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);margin:0}

.section{padding:24px 0}
.note{color:var(--muted);font-size:.95rem}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px;margin:16px 0}

.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:0 0 18px 52px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}

.faq dt{font-weight:600;margin-top:1.2em}
.faq dd{margin:.3em 0 0;color:var(--muted)}

.site-footer{border-top:1px solid var(--line);margin-top:48px;padding:20px 0;color:var(--muted);font-size:.9rem}

@media (max-width:640px){
  h1{font-size:1.6rem}
  .hero h1{font-size:1.8rem}
  .hero{padding:40px 0 32px}
}

/* client sign-in */
.login-body{background:var(--panel);min-height:100vh;display:flex;flex-direction:column}
.login-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px}
.login-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:32px;width:100%;max-width:380px}
.login-brand{margin-bottom:20px}
.login-card h1{font-size:1.3rem;margin-bottom:.2em}
.login-sub{color:var(--muted);font-size:.9rem;margin:0 0 18px}
.login-card label{display:block;font-size:.9rem;font-weight:600;margin:0 0 4px}
.login-alt{color:var(--muted);font-weight:400}
.login-card input{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font:inherit;margin-bottom:14px}
.login-card input:focus{outline:2px solid var(--brand);outline-offset:0;border-color:var(--brand)}
.login-btn{width:100%;margin-top:4px}
.login-btn[disabled]{opacity:.6}
.login-error{background:#fdf1ef;border:1px solid #e5b8b0;color:#8c2f22;border-radius:8px;padding:10px 12px;font-size:.9rem;margin-bottom:14px}
.login-links{margin:16px 0 0;font-size:.85rem}
.login-home{margin-top:18px;text-align:center}