.page-main{padding:72px 24px 60px;max-width:720px;margin:0 auto;}

.page-header{text-align:center;margin-bottom:36px;}
.page-header h1{font-size:clamp(1.75rem,4vw,2.25rem);font-weight:600;margin-bottom:12px;}
.page-header p{color:var(--cs-text-muted);font-size:15px;}

.subscriber-count{text-align:center;margin-bottom:32px;padding:16px;border-radius:var(--cs-radius);background:rgba(124,58,237,0.08);border:1px solid var(--cs-border);}
.subscriber-count strong{font-size:1.5rem;font-weight:800;color:var(--cs-primary);}
.subscriber-count span{color:var(--cs-text-muted);font-size:14px;}

.newsletter-form{background:var(--cs-surface);border:1px solid var(--cs-border);border-radius:var(--cs-radius);padding:32px;margin-bottom:48px;}
.newsletter-form.is-hidden{display:none;}

.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.form-input{width:100%;padding:12px 16px;border:1px solid var(--cs-border);border-radius:var(--cs-radius);background:var(--cs-background);color:var(--cs-text);font-size:15px;font-family:inherit;}
.form-input:focus{outline:none;border-color:var(--cs-primary);}

.frequency-label{font-size:14px;font-weight:600;margin-bottom:12px;display:block;}
.frequency-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.frequency-card{position:relative;}
.frequency-card input{position:absolute;opacity:0;width:0;height:0;}
.frequency-card-label{display:block;padding:16px;border:1px solid var(--cs-border);border-radius:var(--cs-radius);cursor:pointer;text-align:center;transition:border-color 0.2s,background 0.2s;}
.frequency-card-label strong{display:block;font-size:14px;margin-bottom:4px;}
.frequency-card-label span{font-size:12px;color:var(--cs-text-muted);}
.frequency-card input:checked+.frequency-card-label{border-color:var(--cs-primary);background:rgba(124,58,237,0.08);}

.success-state{text-align:center;padding:48px 32px;background:var(--cs-surface);border:1px solid rgba(34,197,94,0.35);border-radius:var(--cs-radius);margin-bottom:48px;display:none;}
.success-state.is-visible{display:block;}
.success-icon{font-size:48px;margin-bottom:16px;}
.success-state h2{font-size:1.4rem;font-weight:700;margin-bottom:8px;color:#22c55e;}
.success-state p{color:var(--cs-text-muted);font-size:15px;}

.past-newsletters h2{font-size:1.2rem;font-weight:700;margin-bottom:16px;}
.past-list{list-style:none;}
.past-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border:1px solid var(--cs-border);border-radius:var(--cs-radius);margin-bottom:8px;background:var(--cs-surface);}
.past-item-title{font-size:14px;font-weight:600;}
.past-item-date{font-size:12px;color:var(--cs-text-muted);}

@media(max-width:600px){
  .frequency-cards{grid-template-columns:1fr;}
}