/* Trang /release (danh sách tính năng mới) và popup thông báo tính năng mới sau khi đăng nhập */
.release-page {
  max-width: 820px;
  margin: 0 auto;
  padding: 8px 24px 32px;
  color: var(--tts-muc, #23334e);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 14px;
}
.release-page *, .release-page *::before, .release-page *::after { box-sizing: border-box; }
.release-page button { font: inherit; cursor: pointer; }
.release-page :is(button, a):focus-visible { outline: 2px solid var(--tts-xanh, #146db1); outline-offset: 2px; }
.release-heading { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 20px; margin: 8px 0 22px; }
.release-heading h1 { margin: 0; color: var(--tts-navy, #22356b); font-size: 22px; font-weight: 750; letter-spacing: -.2px; line-height: 1.3; }
.release-heading p { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 4px 0 0; color: var(--tts-muc-nhat, #64748b); font-size: 13px; }
.release-count { padding: 2px 9px; border-radius: 999px; color: var(--tts-navy, #22356b); background: #edf4fa; font-size: 12px; font-weight: 600; }
.release-add { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 8px 16px; border: 0; border-radius: 10px; color: #fff; background: var(--tts-do, #c92329); font-weight: 650; box-shadow: 0 2px 8px rgba(201, 35, 41, .22); }
.release-add:hover { background: #b01d23; }

/* Dòng thời gian: đường dọc bên trái, mỗi cập nhật là một thẻ */
.release-timeline { position: relative; margin: 0; padding: 0; list-style: none; }
.release-timeline::before { content: ""; position: absolute; top: 8px; bottom: 8px; left: 7px; width: 2px; background: var(--tts-vien, #e4e9f0); }
.release-item { position: relative; padding: 0 0 14px 34px; }
.release-item:last-child { padding-bottom: 0; }
.release-dot { position: absolute; top: 18px; left: 0; width: 16px; height: 16px; border: 3px solid #fff; border-radius: 50%; background: #b8c4d6; box-shadow: 0 0 0 1px var(--tts-vien, #e4e9f0); }
.release-item.is-new .release-dot { background: var(--tts-do, #c92329); box-shadow: 0 0 0 1px var(--tts-do, #c92329), 0 0 0 5px rgba(201, 35, 41, .14); }
.release-card { padding: 14px 16px 15px; border: 1px solid var(--tts-vien, #e4e9f0); border-radius: 12px; background: #fff; box-shadow: 0 1px 3px rgba(37, 52, 76, .05); }
.release-item.is-new .release-card { border-color: #f3c7c9; }
.release-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 6px; }
.release-version { padding: 2px 9px; border-radius: 6px; color: var(--tts-navy, #22356b); background: #edf4fa; font-size: 12px; font-weight: 700; font-variant-numeric: tabular-nums; }
.release-badge { padding: 1px 8px; border-radius: 999px; color: #fff; background: var(--tts-do, #c92329); font-size: 11px; font-weight: 700; letter-spacing: .02em; }
.release-actions { display: inline-flex; gap: 4px; margin-left: auto; }
.release-actions button { display: grid; place-items: center; width: 32px; height: 32px; padding: 0; border: 0; border-radius: 8px; color: #6b778a; background: transparent; }
.release-actions button:hover { background: #f1f4f9; color: var(--tts-navy, #22356b); }
.release-actions button.is-danger:hover { background: #fceff0; color: var(--tts-do, #c92329); }
.release-message { margin: 0; color: var(--tts-muc, #23334e); font-size: 14px; line-height: 1.65; white-space: pre-wrap; overflow-wrap: anywhere; }

.release-empty { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 56px 20px; border: 1px dashed var(--tts-vien, #e4e9f0); border-radius: 12px; background: #fff; text-align: center; }
.release-empty-icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 6px; border-radius: 50%; color: var(--tts-do, #c92329); background: #fceff0; font-size: 22px; }
.release-empty strong { color: var(--tts-navy, #22356b); font-size: 15px; }
.release-empty p { margin: 0; color: var(--tts-muc-nhat, #64748b); font-size: 13px; }

@media (max-width: 575px) {
  .release-page { padding: 4px 14px 24px; }
  .release-heading h1 { font-size: 20px; }
  .release-add { width: 100%; justify-content: center; }
  .release-item { padding-left: 28px; }
  .release-card { padding: 12px 14px 13px; }
}

/* Popup thông báo (SweetAlert2 render ngoài .release-page nên không dùng chung tiền tố) */
.swal2-popup.release-popup { padding: 0; overflow: hidden; border-radius: 16px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; }
.release-popup .release-popup-body { margin: 0; padding: 0; text-align: left; }
.release-popup-head { display: flex; align-items: center; gap: 14px; padding: 20px 22px; color: #fff; background: linear-gradient(110deg, #c92329 0%, #a61b22 60%, #8d151e 100%); border-bottom: 3px solid var(--tts-vang, #f8d114); }
.release-popup-icon { display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; border-radius: 50%; color: #8d151e; background: #fff8db; font-size: 19px; }
.release-popup-head strong { display: block; font-size: 18px; font-weight: 750; line-height: 1.3; }
.release-popup-head div > span { display: block; margin-top: 2px; color: #f8d7d8; font-size: 13px; }
.release-popup-list { max-height: min(50vh, 360px); margin: 0; padding: 14px 22px 8px; overflow-y: auto; list-style: none; }
.release-popup-list li { display: flex; align-items: flex-start; gap: 12px; padding: 10px 0; border-bottom: 1px solid #edf0f4; }
.release-popup-list li:last-child { border-bottom: 0; }
.release-popup-dot { flex: 0 0 8px; width: 8px; height: 8px; margin-top: 8px; border-radius: 50%; background: var(--tts-do, #c92329); }
.release-popup-list p { margin: 0; color: var(--tts-muc, #23334e); font-size: 14px; line-height: 1.6; white-space: pre-wrap; overflow-wrap: anywhere; }
.release-popup .release-popup-actions { justify-content: flex-end; gap: 10px; width: auto; margin: 0; padding: 12px 22px 20px; }
.release-popup-confirm, .release-popup-secondary { min-height: 40px; padding: 8px 20px; border: 0; border-radius: 10px; font-size: 14px; font-weight: 650; cursor: pointer; }
.release-popup-confirm { color: #fff; background: var(--tts-do, #c92329); }
.release-popup-confirm:hover { background: #b01d23; }
.release-popup-secondary { color: var(--tts-navy, #22356b); background: #edf4fa; }
.release-popup-secondary:hover { background: #dfeaf5; }
.release-popup-confirm:focus-visible, .release-popup-secondary:focus-visible { outline: 3px solid var(--tts-xanh, #146db1); outline-offset: 2px; }
@media (max-width: 575px) {
  .release-popup .release-popup-actions { flex-direction: column-reverse; align-items: stretch; }
}