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.social-link{background:#1877f2;border-radius:999px;margin-top:6px;padding:7px 14px;font-size:14px;color:#fff!important}.footer-address{align-items:flex-start;gap:8px;display:flex}.footer-address svg{color:var(--sun);margin-top:4px}.course-art.has-image{background:#eee}.course-img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.course-art.has-image .art-tag{z-index:1}.instructor.with-photo{grid-template-columns:220px 1fr;align-items:start;gap:22px;display:grid}.instructor-photo{border:1px solid var(--border);border-radius:12px;display:block;overflow:hidden}.instructor-photo img{width:100%;height:auto;display:block}.image-field{gap:10px;display:grid}.image-preview{border:1px dashed var(--border-2);background:var(--pale);color:var(--muted);border-radius:12px;place-items:center;max-width:420px;display:grid;overflow:hidden}.image-preview.wide{aspect-ratio:16/9}.image-preview.portrait{aspect-ratio:4/5;max-width:200px}.image-preview img{object-fit:cover;width:100%;height:100%}.image-preview span{justify-items:center;gap:6px;font-size:13px;display:grid}.image-actions{flex-wrap:wrap;gap:10px;display:flex}@media (max-width:860px){.hide-mobile{display:none}}@media (max-width:640px){.instructor.with-photo{grid-template-columns:1fr}.instructor-photo{max-width:320px}.portal-top .lang-switch{padding:5px 9px;font-size:12px}}.buy-dialog{width:min(440px,100vw - 32px);box-shadow:var(--shadow-lg);color:var(--ink);border:0;border-radius:18px;padding:0}.buy-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0f0d24b3}.buy-form{gap:14px;padding:22px}.buy-head{justify-content:space-between;align-items:center;gap:10px;display:flex}.buy-head h2{margin:0;font-size:21px}.buy-form>p{margin:0;font-size:14px}.buy-form input[readonly]{background:var(--pale);color:var(--muted)}.password-field{align-items:center;gap:6px;margin-top:6px;display:flex}.password-field 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