/* Shared purchase UI follows the landing's paper, ink, coral and serif type. */
.purchase-dialog{width:min(580px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--line);border-radius:22px;background:var(--paper);color:var(--ink);box-shadow:var(--shadow-dark)}
.purchase-dialog::backdrop{background:rgba(16,24,24,.78);backdrop-filter:blur(6px)}
.purchase-dialog .purchase-body{padding:32px}
.purchase-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:28px}
.purchase-label{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--coral-dark);background:transparent;padding:0}
.purchase-close{width:40px;height:40px;flex:none;border:1px solid var(--line);border-radius:50%;background:var(--white);font-size:25px;cursor:pointer;color:var(--ink)}
.purchase-title{font-size:clamp(32px,6vw,44px);line-height:1.05;max-width:100%;margin:0 0 16px}
.purchase-note{font-size:15px;color:var(--muted);margin:12px 0 24px}
.purchase-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0}
.purchase-summary strong{font-size:26px;white-space:nowrap}.purchase-summary span{font-size:15px}
.purchase-form label{display:block;font-weight:700;font-size:15px;margin-bottom:8px}
.purchase-form input{width:100%;background:var(--white);border:1px solid #9ca8a4;border-radius:10px;padding:15px;color:var(--ink);font-size:17px}
.purchase-form input:focus{outline:3px solid var(--mint-light);border-color:var(--mint)}
.purchase-submit{display:block;width:100%;padding:17px 20px;border:0;border-radius:999px;background:var(--coral);color:#fff;font-family:inherit;font-size:17px;font-weight:700;line-height:1.3;cursor:pointer;margin-top:20px}
.purchase-submit:hover{background:var(--coral-dark)}.purchase-submit:disabled{opacity:.65;cursor:wait}
.purchase-error{color:#a82912;font-size:15px;min-height:24px;margin:12px 0 0}
.purchase-small{font-size:12px;color:var(--muted);text-align:center;margin:12px 0 0}
.materials-header{position:static;background:var(--ink);color:var(--white);padding:18px max(24px,calc((100% - 1220px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}
.materials-header .brand{text-decoration:none}.materials-back{font-size:14px;text-decoration:none;color:var(--white)}
.materials-main{max-width:940px;margin:auto;padding:64px 24px 48px}
.materials-main h1{font-size:clamp(36px,6vw,60px);line-height:1.05;max-width:780px;margin:16px 0 24px}
.materials-meta{color:var(--muted);font-size:15px}.materials-panel{border:1px solid var(--line);border-radius:20px;background:var(--white);padding:28px;margin:28px 0}.materials-panel h2{font-size:28px;line-height:1.2}
.materials-panel p{margin:12px 0;overflow-wrap:anywhere}.materials-panel button{border:1px solid var(--ink);border-radius:999px;padding:11px 18px;font:inherit;background:transparent;cursor:pointer;color:var(--ink)}
.materials-files{display:grid;gap:12px}.material-file{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--line);border-radius:14px;padding:22px 24px;text-decoration:none;background:var(--white);transition:transform .15s,border-color .15s}.material-file:hover{border-color:var(--coral);transform:translateY(-2px)}.material-file strong{font-size:18px}.material-file span{font-size:14px;color:var(--coral-dark);white-space:nowrap}
.materials-footer{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
button:focus-visible,a:focus-visible{outline:3px solid var(--mint);outline-offset:4px}
[hidden]{display:none!important}
@media(max-width:520px){.purchase-dialog .purchase-body{padding:24px}.purchase-top{margin-bottom:20px}.materials-main{padding:36px 20px}.materials-header{padding:16px 20px}.materials-header .brand-copy small{display:none}.materials-back{font-size:12px}.materials-panel{padding:22px}.material-file{display:block;padding:20px}.material-file strong,.material-file span{display:block}.material-file span{margin-top:8px}}