.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.55);display:none;z-index:10000;align-items:center;justify-content:center;padding:20px}.modal-backdrop.active{display:flex}.modal-card{background:radial-gradient(at 20% 20%,rgba(102,126,234,0.5) 0%,transparent 50%),radial-gradient(at 80% 20%,rgba(118,75,162,0.45) 0%,transparent 50%),radial-gradient(at 50% 80%,rgba(240,147,251,0.4) 0%,transparent 50%),radial-gradient(at 10% 60%,rgba(195,207,226,0.6) 0%,transparent 40%),radial-gradient(at 90% 60%,rgba(228,232,237,0.7) 0%,transparent 40%),#F5F7FA;color:var(--text-color);width:100%;max-width:520px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,0.25);overflow:hidden}body.dark-theme .modal-card{background:radial-gradient(at 20% 20%,rgba(51,63,117,0.5) 0%,transparent 50%),radial-gradient(at 80% 20%,rgba(59,38,81,0.45) 0%,transparent 50%),radial-gradient(at 50% 80%,rgba(120,74,126,0.4) 0%,transparent 50%),radial-gradient(at 10% 60%,rgba(98,104,113,0.6) 0%,transparent 40%),radial-gradient(at 90% 60%,rgba(114,116,119,0.7) 0%,transparent 40%),#1a1a2e;color:#fff}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border-color)}.modal-title{font-weight:700}.modal-close{background:transparent;border:0;font-size:22px;cursor:pointer}.modal-body{padding:16px}.tab-row{display:flex;gap:6px;padding:12px 12px 0 12px}.tab-row button{flex:1;padding:10px;border-radius:8px;border:1px solid var(--border-color);background:transparent;cursor:pointer;color:var(--text-color)}.tab-row button.active{background:#4CAF50 !important;color:#fff !important;font-weight:600}body.dark-theme .tab-row button{color:#e0e0e0;border-color:#666}body.dark-theme .tab-row button.active{background:#4CAF50 !important;color:#fff !important}.auth-actions{display:flex;gap:10px;margin-top:10px;align-items:center}.auth-actions .btn-primary{flex:1}.form-help{font-size:12px;opacity:.8}body.dark-theme .form-help{opacity:1}.modal-body a,.form-help a,.form-group label a{color:var(--link-color);text-decoration:underline}.modal-body a:hover,.modal-body a:focus,.form-group label a:hover,.form-group label a:focus{color:var(--link-hover-color);text-decoration:underline}.modal-body a:focus-visible,.form-group label a:focus-visible{outline:2px solid var(--link-color);outline-offset:2px;border-radius:2px}.content-container{transition:all 0.3s ease}body.dark-theme .legal-document{color:#ccc;background-color:#2c2c2c;padding:20px;border-radius:5px}body.dark-theme .legal-document h2{color:#fff;border-color:#3498db;margin-top:0}body.dark-theme .legal-document h3{color:#3498db}