/* ============================================================
 * 21. 弹窗登录/注册 — 1:1 Zibll modal
 * ============================================================ */
.aksrt-modal-auth {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    padding: 10px;
}

.aksrt-modal-auth.is-open {
    opacity: 1;
    visibility: visible;
}

.aksrt-modal-auth__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.aksrt-modal-auth__card {
    position: relative;
    background: var(--main-bg-color, var(--surface-1, #fff));
    border-radius: var(--main-radius, 8px);
    border: none;
    padding: 0;
    max-width: 400px;
    width: 100%;
    max-height: calc(100vh - 20px);
    overflow: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 0 10px var(--main-shadow, rgba(116, 116, 116, 0.08));
    z-index: 1;
    transform: scale(0.9);
    transition: transform 0.5s cubic-bezier(0.32, 0.85, 0.45, 1.18), width 0.3s;
}

.aksrt-modal-auth.is-open .aksrt-modal-auth__card {
    transform: scale(1);
}

.aksrt-modal-auth__header {
    position: relative;
    text-align: center;
    margin: 0;
    padding: 28px 24px 16px;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--main-radius, 8px) var(--main-radius, 8px) 0 0;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-active, #c9206d) 100%);
}

.aksrt-modal-auth__header::before,
.aksrt-modal-auth__header::after {
    content: ' ';
    position: absolute;
    border-radius: 100%;
    background: rgba(255, 255, 255, 0.12);
    pointer-events: none;
}

.aksrt-modal-auth__header::before {
    width: 220px;
    height: 220px;
    right: -60px;
    top: -80px;
}

.aksrt-modal-auth__header::after {
    width: 160px;
    height: 160px;
    left: -40px;
    bottom: -70px;
    opacity: 0.5;
}

.aksrt-modal-auth__close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: auto;
    height: auto;
    min-width: 28px;
    min-height: 28px;
    border: none;
    border-radius: 0;
    background: transparent;
    color: #fff;
    opacity: 0.6;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
    font-size: 18px;
    z-index: 9;
    padding: 4px;
}

.aksrt-modal-auth__close:hover {
    opacity: 1;
    background: transparent;
}

.aksrt-modal-auth__logo {
    position: relative;
    z-index: 1;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    border: 2px solid rgba(255, 255, 255, 0.35);
}

.aksrt-modal-auth__title {
    position: relative;
    z-index: 1;
    margin: 0;
    font-size: 16px;
    font-weight: normal;
    color: #fff;
}

.aksrt-modal-auth__tabs,
.aksrt-modal-auth__panel,
.aksrt-modal-auth__body {
    padding-left: 20px;
    padding-right: 20px;
}

.aksrt-modal-auth__panel {
    padding-bottom: 20px;
}

.aksrt-modal-auth.bottom {
    align-items: flex-end;
}

.aksrt-modal-auth.bottom .aksrt-modal-auth__card {
    max-width: calc(100% - 20px);
    margin-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    transform: translateY(110%);
    transition: transform 0.4s;
    border-radius: var(--main-radius, 8px);
    box-shadow: 0 -10px 50px rgba(0, 0, 0, 0.15);
}

.aksrt-modal-auth.bottom.is-open .aksrt-modal-auth__card {
    transform: translateY(0);
    transition: transform 0.6s cubic-bezier(0.28, 0.9, 0.34, 0.99);
}

.modal-content,
.aksrt-modal__content {
    border-radius: var(--main-radius, 8px);
    background: var(--main-bg-color, var(--surface-1));
    border: none;
    box-shadow: 0 0 10px var(--main-shadow, rgba(116, 116, 116, 0.08));
}

.modal-colorful-header {
    border-radius: var(--main-radius, 8px) var(--main-radius, 8px) 0 0;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--this-color, #fff);
    background: var(--this-bg, var(--focus-color, var(--color-primary)));
    overflow: hidden;
}

.modal-colorful-header + * {
    margin-top: 120px;
}

.modal-colorful-header > .close {
    position: absolute;
    right: 10px;
    top: 10px;
    color: var(--this-color, #fff);
    opacity: 0.6;
    font-size: 18px;
    z-index: 9;
}