/* ============================================================
   组件层：按钮 / 表单 / 卡片 / 徽标 / 表格 / 弹窗 / Toast
   ============================================================ */

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 42px;
    padding: 0 20px;
    border-radius: var(--r-btn);
    border: 1px solid var(--line-strong);
    background: rgba(255, 255, 255, .06);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    color: var(--text);
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: .01em;
    cursor: pointer;
    white-space: nowrap;
    transition: transform var(--fast) var(--ease), box-shadow var(--mid) var(--ease),
                background var(--mid) var(--ease), border-color var(--mid) var(--ease), opacity var(--fast);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 6px 18px rgba(4, 2, 12, .28);
    user-select: none;
}
.btn:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .22); transform: translateY(-1px); }
.btn:active { transform: scale(.97); }
.btn:disabled, .btn.disabled { opacity: .45; cursor: not-allowed; transform: none !important; }

.btn-primary {
    background: linear-gradient(135deg, #7c4dff, #a06bff 55%, #6f8bff);
    border-color: rgba(160, 130, 255, .5);
    color: #fff;
    box-shadow: 0 10px 28px rgba(109, 63, 224, .38), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.btn-primary:hover { background: linear-gradient(135deg, #8a5cff, #b07dff 55%, #7f99ff); box-shadow: 0 14px 34px rgba(124, 77, 255, .46); }

.btn-ice {
    background: linear-gradient(135deg, rgba(95, 225, 255, .9), rgba(53, 198, 234, .98));
    border-color: rgba(95, 225, 255, .55);
    color: #031b24;
    box-shadow: 0 10px 26px rgba(53, 198, 234, .32), inset 0 1px 0 rgba(255, 255, 255, .5);
}
.btn-ice:hover { filter: brightness(1.06); }

.btn-ghost { background: transparent; box-shadow: none; }
.btn-ghost:hover { background: rgba(255, 255, 255, .06); }

.btn-danger { background: rgba(255, 107, 138, .14); border-color: rgba(255, 107, 138, .38); color: #ffb3c2; }
.btn-danger:hover { background: rgba(255, 107, 138, .22); }

.btn-ok { background: rgba(70, 214, 160, .14); border-color: rgba(70, 214, 160, .36); color: #8ff0c9; }

.btn-sm { height: 32px; padding: 0 13px; font-size: 12.5px; border-radius: 9px; gap: 6px; }
.btn-lg { height: 48px; padding: 0 26px; font-size: 14.5px; border-radius: 13px; }
.btn-block { width: 100%; }
.btn-round { border-radius: var(--r-pill); }

.icon-btn {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 11px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, .05);
    color: var(--text-2);
    cursor: pointer;
    position: relative;
    transition: all var(--fast) var(--ease);
}
.icon-btn:hover { color: #fff; background: rgba(255, 255, 255, .1); border-color: var(--line-strong); }
.icon-btn:active { transform: scale(.94); }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 18px; }
.form-grid .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field > label {
    font-size: 12.5px;
    color: var(--text-2);
    font-weight: 600;
    letter-spacing: .02em;
    display: flex; align-items: center; gap: 6px;
}
.field > label .req { color: var(--danger); }
.field .hint { font-size: 11.5px; color: var(--text-3); line-height: 1.5; }

.input, .select, .textarea {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    border-radius: var(--r-input);
    border: 1px solid var(--line);
    background: rgba(12, 9, 24, .5);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    color: var(--text);
    font-family: inherit;
    font-size: 13.5px;
    transition: border-color var(--fast) var(--ease), box-shadow var(--fast) var(--ease), background var(--fast);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, .28);
    appearance: none;
}
.input::placeholder, .textarea::placeholder { color: #5f5877; }
.input:hover, .select:hover, .textarea:hover { border-color: rgba(255, 255, 255, .16); }
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: rgba(139, 92, 246, .75);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, .16), 0 0 22px rgba(139, 92, 246, .16);
    background: rgba(16, 12, 32, .72);
}
.textarea { height: auto; min-height: 104px; padding: 12px 14px; resize: vertical; line-height: 1.65; }
.select {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23a9a3c2' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
    cursor: pointer;
}
.select option { background: #140f26; color: var(--text); }
.input-icon { position: relative; }
.input-icon .ico { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--text-3); pointer-events: none; }
.input-icon .input { padding-left: 40px; }

.input-sm { height: 36px; font-size: 12.5px; }
.checkline { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 12.5px; color: var(--text-2); }
.checkline input { width: 16px; height: 16px; accent-color: #8b5cf6; }

.upload-box {
    border: 1px dashed rgba(255, 255, 255, .18);
    border-radius: 14px;
    padding: 18px;
    text-align: center;
    cursor: pointer;
    background: rgba(255, 255, 255, .025);
    transition: all var(--fast) var(--ease);
    color: var(--text-3);
}
.upload-box:hover { border-color: rgba(139, 92, 246, .55); background: rgba(139, 92, 246, .06); color: var(--text-2); }
.upload-box input[type=file] { display: none; }
.upload-preview { margin-top: 10px; max-height: 140px; border-radius: 10px; overflow: hidden; }
.upload-preview img { max-height: 140px; border-radius: 10px; }

/* ---------- 卡片 ---------- */
.card {
    background: linear-gradient(150deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .03));
    -webkit-backdrop-filter: blur(16px) saturate(140%);
    backdrop-filter: blur(16px) saturate(140%);
    border: 1px solid var(--line);
    border-radius: var(--r-card);
    box-shadow: var(--shadow-out), var(--shadow-in);
    padding: 20px;
    transition: transform var(--mid) var(--ease), border-color var(--mid) var(--ease), box-shadow var(--mid) var(--ease);
    position: relative;
    overflow: hidden;
}
.card.hoverable:hover { transform: translateY(-4px); border-color: rgba(139, 92, 246, .38); box-shadow: 0 24px 54px rgba(4, 2, 12, .6), var(--glow-purple); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.card-head h3 { display: flex; align-items: center; gap: 9px; font-size: 15.5px; }
.card-head h3 .ico { color: #a98bff; }
.card-head .sub { font-size: 12px; color: var(--text-3); }
.card-pad-0 { padding: 0; overflow: hidden; }

.panel { background: rgba(255, 255, 255, .035); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }

/* ---------- 徽标 ---------- */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    height: 23px; padding: 0 9px;
    border-radius: 7px;
    font-size: 11.5px; font-weight: 600; letter-spacing: .02em;
    border: 1px solid transparent;
    white-space: nowrap;
}
.badge-primary { background: rgba(139, 92, 246, .16); color: #c3aeff; border-color: rgba(139, 92, 246, .3); }
.badge-ice { background: rgba(95, 225, 255, .12); color: #92ecff; border-color: rgba(95, 225, 255, .26); }
.badge-info { background: rgba(95, 225, 255, .1); color: #8fe6ff; border-color: rgba(95, 225, 255, .22); }
.badge-ok { background: rgba(70, 214, 160, .13); color: #85edc4; border-color: rgba(70, 214, 160, .28); }
.badge-warn { background: rgba(245, 181, 68, .13); color: #ffd28a; border-color: rgba(245, 181, 68, .28); }
.badge-danger { background: rgba(255, 107, 138, .13); color: #ffa9bc; border-color: rgba(255, 107, 138, .3); }
.badge-accent { background: rgba(167, 139, 250, .14); color: #d3c4ff; border-color: rgba(167, 139, 250, .3); }
.badge-mute { background: rgba(255, 255, 255, .06); color: var(--text-3); border-color: var(--line); }

.tag {
    display: inline-flex; align-items: center; height: 22px; padding: 0 8px;
    border-radius: 6px; font-size: 11px;
    background: rgba(255, 255, 255, .05); color: var(--text-2); border: 1px solid var(--line);
}
.tag-ice { background: rgba(95, 225, 255, .1); color: #9be9ff; border-color: rgba(95, 225, 255, .2); }
.tag-purple { background: rgba(139, 92, 246, .12); color: #c9b6ff; border-color: rgba(139, 92, 246, .24); }

.dot-live { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 10px var(--success); animation: pulseDot 1.8s infinite; display: inline-block; }
.dot-off { width: 7px; height: 7px; border-radius: 50%; background: var(--text-3); display: inline-block; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--line); background: rgba(255, 255, 255, .022); }
table.data { width: 100%; border-collapse: collapse; min-width: 760px; }
table.data th {
    text-align: left; font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase;
    color: var(--text-3); font-weight: 600; padding: 13px 16px; white-space: nowrap;
    background: rgba(255, 255, 255, .035);
    border-bottom: 1px solid var(--line);
}
table.data td {
    padding: 14px 16px; font-size: 13px; color: var(--text-2);
    border-bottom: 1px solid rgba(255, 255, 255, .05);
    vertical-align: middle;
}
table.data tr:last-child td { border-bottom: 0; }
table.data tbody tr { transition: background var(--fast); }
table.data tbody tr:hover { background: rgba(139, 92, 246, .055); }
table.data td .strong { color: var(--text); }
table.data .cell-actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* ---------- 弹窗 ---------- */
.modal-mask {
    position: fixed; inset: 0; z-index: 90;
    background: rgba(5, 3, 12, .62);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
    opacity: 0; pointer-events: none;
    transition: opacity var(--mid) var(--ease);
}
.modal-mask.open { opacity: 1; pointer-events: auto; }
.modal {
    width: 100%; max-width: 520px;
    max-height: 86vh; overflow-y: auto;
    background: linear-gradient(160deg, rgba(30, 23, 54, .92), rgba(14, 10, 28, .94));
    -webkit-backdrop-filter: blur(24px) saturate(150%);
    backdrop-filter: blur(24px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: var(--r-modal);
    box-shadow: 0 30px 80px rgba(0, 0, 0, .6), inset 0 1px 0 rgba(255, 255, 255, .1);
    transform: translateY(14px) scale(.96);
    opacity: 0;
    transition: transform var(--mid) var(--ease), opacity var(--mid) var(--ease);
    padding: 24px;
}
.modal-mask.open .modal { transform: translateY(0) scale(1); opacity: 1; }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 6px; }
.modal-head h3 { font-size: 17px; }
.modal-sub { color: var(--text-3); font-size: 12.5px; margin-bottom: 16px; }
.modal-body { margin: 12px 0 20px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; }

/* ---------- Toast ---------- */
.flash-stack {
    position: fixed; top: 18px; left: 50%; transform: translateX(-50%);
    z-index: 120; display: flex; flex-direction: column; gap: 10px; width: min(420px, calc(100vw - 32px));
    pointer-events: none;
}
.flash {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 13px;
    background: linear-gradient(150deg, rgba(34, 26, 60, .95), rgba(16, 12, 30, .95));
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid var(--line-strong);
    box-shadow: 0 16px 40px rgba(0, 0, 0, .5);
    animation: scaleIn .3s var(--ease) both;
    pointer-events: auto;
    color: var(--text);
}
.flash span { flex: 1; line-height: 1.5; }
.flash .flash-x { background: none; border: 0; color: var(--text-3); cursor: pointer; padding: 2px; display: flex; }
.flash-success { border-color: rgba(70, 214, 160, .32); }
.flash-success > .ico { color: var(--success); }
.flash-danger { border-color: rgba(255, 107, 138, .34); }
.flash-danger > .ico { color: var(--danger); }
.flash-warn { border-color: rgba(245, 181, 68, .32); }
.flash-warn > .ico { color: var(--warn); }
.flash-info > .ico { color: var(--ice); }
.inline-toast {
    display: flex; align-items: center; gap: 8px;
    padding: 10px 13px; border-radius: 11px; font-size: 12.5px;
    background: rgba(139, 92, 246, .1); border: 1px solid rgba(139, 92, 246, .24); color: #cbb9ff;
}

/* ---------- 标签页 ---------- */
.tabs {
    display: flex; gap: 4px; padding: 4px; border-radius: 13px;
    background: rgba(255, 255, 255, .045); border: 1px solid var(--line);
    overflow-x: auto; scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tabs a, .tabs button {
    padding: 8px 15px; border-radius: 9px; font-size: 12.5px; font-weight: 600;
    color: var(--text-3); white-space: nowrap; border: 0; background: none; cursor: pointer;
    font-family: inherit; transition: all var(--fast) var(--ease);
}
.tabs a:hover, .tabs button:hover { color: var(--text-2); background: rgba(255, 255, 255, .05); }
.tabs a.active, .tabs button.active {
    color: #fff; background: linear-gradient(135deg, rgba(124, 77, 255, .7), rgba(95, 225, 255, .22));
    box-shadow: 0 6px 18px rgba(109, 63, 224, .28), inset 0 1px 0 rgba(255, 255, 255, .18);
}

/* ---------- 分页 ---------- */
.pager { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-top: 20px; }
.pager .pg {
    min-width: 34px; height: 34px; padding: 0 10px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 9px; border: 1px solid var(--line);
    background: rgba(255, 255, 255, .04); color: var(--text-2);
    font-size: 12.5px; transition: all var(--fast) var(--ease);
}
.pager .pg:hover { background: rgba(255, 255, 255, .09); color: #fff; }
.pager .pg.active { background: linear-gradient(135deg, #7c4dff, #9b6bff); color: #fff; border-color: transparent; box-shadow: 0 6px 18px rgba(109, 63, 224, .35); }
.pager .pg-info { margin-left: auto; font-size: 12px; color: var(--text-3); }

/* ---------- 空状态 ---------- */
.empty-state { text-align: center; padding: 46px 20px; color: var(--text-3); }
.empty-art {
    width: 74px; height: 74px; margin: 0 auto 14px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 22px; color: #a58bff;
    background: linear-gradient(150deg, rgba(139, 92, 246, .16), rgba(95, 225, 255, .07));
    border: 1px solid rgba(139, 92, 246, .22);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1);
    animation: floatY 4.5s ease-in-out infinite;
}
.empty-state h4 { color: var(--text-2); font-size: 14px; margin-bottom: 4px; }
.empty-state p { font-size: 12.5px; }

/* ---------- 加载 ---------- */
.spinner {
    width: 18px; height: 18px; border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, .18);
    border-top-color: var(--ice);
    animation: spin .8s linear infinite;
    display: inline-block;
}
.loading-block { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 30px; color: var(--text-3); font-size: 12.5px; }

/* ---------- 进度条 ---------- */
.progress { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .07); overflow: hidden; }
.progress > i {
    display: block; height: 100%; border-radius: 99px;
    background: linear-gradient(90deg, #7c4dff, #5fe1ff);
    box-shadow: 0 0 14px rgba(95, 225, 255, .4);
    transition: width .5s var(--ease);
}

/* ---------- 提示块 ---------- */
.alert {
    display: flex; gap: 10px; padding: 13px 15px;
    border-radius: 13px; font-size: 12.8px; line-height: 1.6;
    border: 1px solid var(--line); background: rgba(255, 255, 255, .04); color: var(--text-2);
}
.alert .ico { flex: none; margin-top: 1px; }
.alert-warn { background: rgba(245, 181, 68, .08); border-color: rgba(245, 181, 68, .25); color: #f1d9a8; }
.alert-danger { background: rgba(255, 107, 138, .08); border-color: rgba(255, 107, 138, .26); color: #ffc2ce; }
.alert-info { background: rgba(95, 225, 255, .07); border-color: rgba(95, 225, 255, .22); color: #b6ecfa; }
.alert-ok { background: rgba(70, 214, 160, .08); border-color: rgba(70, 214, 160, .24); color: #b1f2d8; }

.disclaimer {
    font-size: 11.5px; color: var(--text-3); line-height: 1.7;
    padding: 12px 14px; border-radius: 12px;
    border: 1px dashed rgba(255, 255, 255, .1);
    background: rgba(255, 255, 255, .02);
    margin-top: 18px;
}

/* ---------- 微光装饰 ---------- */
.halo {
    position: absolute; width: 220px; height: 220px; border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, .28), transparent 66%);
    filter: blur(28px); pointer-events: none; z-index: 0;
}
.halo-tr { right: -60px; top: -80px; }
.halo-bl { left: -70px; bottom: -90px; background: radial-gradient(circle, rgba(95, 225, 255, .18), transparent 66%); }
.card > * { position: relative; z-index: 1; }

@media (max-width: 720px) {
    .form-grid { grid-template-columns: 1fr; }
    .card { padding: 16px; border-radius: 16px; }
    .modal { padding: 18px; border-radius: 20px; }
    .btn { height: 40px; }
}