:root{--n:#073655;--t:#0aa7b2;--b:#eef6fa;--r:#d9e6ee;--x:#153149}.kct-mail-portal{font-family:Arial,sans-serif;max-width:1380px;margin:24px auto;padding:24px;background:var(--b);border-radius:22px;color:var(--x)}.kct-mail-header{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(115deg,#073655,#078b96);color:#fff;padding:25px 30px;border-radius:18px}.kct-mail-header h1{color:#fff;margin:5px 0}.kct-mail-brand{font-weight:800}.kct-mail-brand strong{color:#63dfdb}.kct-mail-user{display:flex;flex-direction:column;text-align:right}.kct-mail-tabs{display:flex;gap:8px;margin:18px 0}.kct-mail-tabs button,.kct-secondary-button,.kct-danger-button{border:1px solid var(--r);background:#fff;padding:10px 15px;border-radius:10px;font-weight:700;text-decoration:none;color:var(--x);cursor:pointer}.kct-mail-tabs button.active{background:var(--n);color:#fff}.kct-mail-tab{display:none;background:#fff;border:1px solid var(--r);border-radius:18px;padding:24px}.kct-mail-tab.active{display:block}.kct-form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.kct-form-grid label{display:flex;flex-direction:column;gap:7px;font-weight:700}.kct-form-grid .wide{grid-column:1/-1}.kct-form-grid input,.kct-form-grid textarea{padding:12px;border:1px solid var(--r);border-radius:10px;width:100%;box-sizing:border-box}.kct-primary-button{background:var(--t);border:0;color:#fff;padding:13px 20px;border-radius:10px;font-weight:800;cursor:pointer}.kct-danger-button{background:#fff0f0;color:#a22}.kct-signature-preview,.kct-message-body{margin-top:20px;background:#f8fbfd;border:1px solid var(--r);padding:18px;border-radius:12px}.kct-mail-notice{padding:13px 16px;border-radius:10px;margin:16px 0}.kct-mail-notice.success{background:#dcf7e9;color:#176342}.kct-mail-notice.error{background:#ffe5e5;color:#982c2c}.kct-mail-table-wrap{overflow:auto}.kct-mail-table{width:100%;border-collapse:collapse;min-width:800px}.kct-mail-table th,.kct-mail-table td{padding:12px;border-bottom:1px solid var(--r);text-align:left}.kct-mail-table tr.unread{font-weight:800;background:#f1fbff}.kct-inbox-head,.kct-message-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.kct-mail-meta{color:#647b8d;line-height:1.6}.kct-back-link{display:inline-block;margin-bottom:12px}.kct-mail-guard{max-width:650px;margin:50px auto;padding:30px;background:#fff;border-radius:16px;text-align:center}@media(max-width:760px){.kct-mail-header{flex-direction:column;align-items:flex-start}.kct-form-grid{grid-template-columns:1fr}.kct-mail-user{text-align:left}.kct-mail-tabs{overflow:auto}}