/* =========================================================
 *  Yixn Pan — 样式表
 *  浅色 · SAAS 风格 · 圆角最大 4px
 * ========================================================= */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --c-bg:        #f6f7f9;
    --c-surface:   #ffffff;
    --c-surface-2: #fafbfc;
    --c-border:    #e6e8ec;
    --c-border-2:  #eceef2;
    --c-text:      #1d2129;
    --c-text-2:    #4e5969;
    --c-text-3:    #86909c;
    --c-primary:   #165dff;
    --c-primary-h: #0e42d2;
    --c-primary-l: #e8f3ff;
    --c-success:   #00b42a;
    --c-success-l: #e8ffea;
    --c-warn:      #ff7d00;
    --c-warn-l:    #fff7e8;
    --c-danger:    #f53f3f;
    --c-danger-l:  #ffece8;
    --r-sm: 2px;
    --r:    4px;   /* 全局最大圆角 */
    --sh-1: 0 1px 2px rgba(29,33,41,.05);
    --sh-2: 0 4px 12px rgba(29,33,41,.08);
    --sh-3: 0 12px 32px rgba(29,33,41,.12);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC",
            "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.6;
    color: var(--c-text);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

a { color: var(--c-primary); text-decoration: none; }
a:hover { color: var(--c-primary-h); }

img { max-width: 100%; display: block; }

/* ---------------- 通用组件 ---------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 34px;
    padding: 0 14px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    color: var(--c-text-2);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    cursor: pointer;
    white-space: nowrap;
    transition: .15s;
    user-select: none;
}
.btn:hover { border-color: #c9ced6; color: var(--c-text); background: var(--c-surface-2); }

.btn-primary {
    color: #fff;
    background: var(--c-primary);
    border-color: var(--c-primary);
}
.btn-primary:hover { background: var(--c-primary-h); border-color: var(--c-primary-h); color: #fff; }

.btn-danger { color: var(--c-danger); border-color: #fcc4c4; background: #fff; }
.btn-danger:hover { background: var(--c-danger-l); border-color: var(--c-danger); color: var(--c-danger); }

.btn-outline { color: var(--c-primary); border-color: #b8d4ff; background: #fff; }
.btn-outline:hover { background: var(--c-primary-l); border-color: var(--c-primary); }

.btn-block { display: flex; width: 100%; height: 38px; font-size: 14px; }
.btn-sm  { height: 28px; padding: 0 10px; font-size: 12px; }
.btn-lg  { height: 44px; padding: 0 24px; font-size: 15px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.row { margin-bottom: 16px; }
.row-inline { display: flex; align-items: center; gap: 10px; }

label { display: block; font-size: 13px; color: var(--c-text-2); margin-bottom: 6px; font-weight: 500; }

input[type=text], input[type=password], input[type=email], input[type=number], select, textarea {
    width: 100%;
    height: 36px;
    padding: 0 12px;
    font-family: inherit;
    font-size: 14px;
    color: var(--c-text);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    transition: .15s;
}
textarea { height: auto; padding: 8px 12px; resize: vertical; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(22,93,255,.10);
}
input::placeholder, textarea::placeholder { color: #b6bcc7; }

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--c-text-2); cursor: pointer; }
.check input { width: 15px; height: 15px; accent-color: var(--c-primary); cursor: pointer; }

.hint { font-size: 12px; color: var(--c-text-3); margin-top: 6px; line-height: 1.6; }
.mono { font-family: var(--mono); font-size: 12px; }

.alert {
    padding: 10px 14px;
    font-size: 13px;
    border-radius: var(--r);
    border: 1px solid transparent;
    margin-bottom: 16px;
}
.alert-ok   { background: var(--c-success-l); border-color: #a7e8b0; color: #00731b; }
.alert-err  { background: var(--c-danger-l);  border-color: #ffbcb8; color: #b52b25; }
.alert-warn { background: var(--c-warn-l);   border-color: #ffd8a8; color: #b25e00; }
.alert-info { background: var(--c-primary-l);border-color: #b8d4ff; color: #0e42d2; }

.tag {
    display: inline-flex; align-items: center; height: 20px; padding: 0 6px;
    font-size: 11px; font-weight: 500; border-radius: var(--r-sm);
    background: var(--c-border-2); color: var(--c-text-2);
}
.tag-blue   { background: var(--c-primary-l); color: var(--c-primary-h); }
.tag-green  { background: var(--c-success-l); color: #00731b; }
.tag-orange { background: var(--c-warn-l);    color: #b25e00; }
.tag-red    { background: var(--c-danger-l);  color: #b52b25; }
.tag-gray   { background: var(--c-border-2);  color: var(--c-text-3); }

/* ---------------- 头像 ---------------- */

.avatar {
    display: flex; align-items: center; justify-content: center;
    background: #e8ebef center/cover no-repeat;
    color: #fff; font-weight: 600; flex: none;
    overflow: hidden; border-radius: var(--r);
    background-color: #c9ced6;
}
.avatar-20 { width: 20px; height: 20px; font-size: 11px; }
.avatar-24 { width: 24px; height: 24px; font-size: 12px; }
.avatar-32 { width: 32px; height: 32px; font-size: 14px; }
.avatar-40 { width: 40px; height: 40px; font-size: 16px; }
.avatar-48 { width: 48px; height: 48px; font-size: 18px; }
.avatar-64 { width: 64px; height: 64px; font-size: 26px; }
.avatar-80 { width: 80px; height: 80px; font-size: 30px; }

/* =========================================================
 *  登录 / 注册页
 * ========================================================= */

.auth-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    background:
        radial-gradient(900px 420px at 15% -10%, #e8f0ff 0%, rgba(232,240,255,0) 60%),
        radial-gradient(760px 380px at 105% 5%, #eef1f7 0%, rgba(238,241,247,0) 55%),
        var(--c-bg);
}

.auth-card {
    width: 100%; max-width: 400px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    box-shadow: var(--sh-2);
    padding: 32px;
}

.auth-brand { text-align: center; margin-bottom: 26px; }
.auth-brand .brand-logo {
    width: 48px; height: 48px; margin: 0 auto 12px;
    display: flex; align-items: center; justify-content: center;
    background: var(--c-primary); color: #fff;
    border-radius: var(--r); font-size: 20px; font-weight: 700; letter-spacing: .5px;
}
.auth-brand h1 { font-size: 20px; font-weight: 600; }
.auth-brand p  { font-size: 13px; color: var(--c-text-3); margin-top: 4px; }

.auth-foot { margin-top: 20px; text-align: center; font-size: 13px; color: var(--c-text-3); }
.auth-tip  { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--c-border-2);
             font-size: 12px; color: var(--c-text-3); text-align: center; }

/* =========================================================
 *  应用主体（SAAS 控制台布局）
 * ========================================================= */

.app { display: flex; min-height: 100vh; }

/* ----- 侧边栏 ----- */

.side {
    width: 208px; flex: none;
    display: flex; flex-direction: column;
    background: var(--c-surface);
    border-right: 1px solid var(--c-border);
    position: sticky; top: 0; height: 100vh;
}

.side-logo {
    height: 56px; display: flex; align-items: center; gap: 10px;
    padding: 0 16px; border-bottom: 1px solid var(--c-border-2);
}
.side-logo .logo-mark {
    width: 28px; height: 28px; flex: none;
    display: flex; align-items: center; justify-content: center;
    background: var(--c-primary); color: #fff;
    border-radius: var(--r); font-size: 12px; font-weight: 700;
}
.side-logo .logo-txt { font-size: 15px; font-weight: 600; color: var(--c-text); }

.side-nav { flex: 1; padding: 12px 8px; overflow-y: auto; }

.side-a {
    display: flex; align-items: center; gap: 9px;
    height: 36px; padding: 0 10px; margin-bottom: 2px;
    font-size: 13px; color: var(--c-text-2);
    border-radius: var(--r);
    transition: .15s;
}
.side-a:hover { background: var(--c-surface-2); color: var(--c-text); }
.side-a.active { background: var(--c-primary-l); color: var(--c-primary-h); font-weight: 500; }
.side-a .ico { width: 16px; text-align: center; font-size: 14px; flex: none; }
.side-sec { padding: 14px 10px 6px; font-size: 11px; color: var(--c-text-3);
            text-transform: uppercase; letter-spacing: .06em; }

.side-storage { padding: 12px 14px; border-top: 1px solid var(--c-border-2); }
.storage-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--c-text-3); margin-bottom: 6px; }
.storage-bar { height: 6px; background: var(--c-border-2); border-radius: var(--r); overflow: hidden; }
.storage-bar > div { height: 100%; background: var(--c-primary); border-radius: var(--r); transition: width .3s; }
.storage-txt { font-size: 12px; color: var(--c-text-2); margin-top: 6px; }

/* ----- 顶部栏 ----- */

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
    height: 56px; flex: none;
    display: flex; align-items: center; gap: 12px;
    padding: 0 20px;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    position: sticky; top: 0; z-index: 20;
}
.topbar-title { font-size: 15px; font-weight: 600; color: var(--c-text); }
.topbar-sub { font-size: 12px; color: var(--c-text-3); margin-left: 4px; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.user-chip {
    display: flex; align-items: center; gap: 8px;
    height: 34px; padding: 0 8px 0 4px;
    border-radius: var(--r); cursor: pointer;
    transition: .15s;
}
.user-chip:hover { background: var(--c-surface-2); }
.user-chip .uname { font-size: 13px; color: var(--c-text-2); max-width: 120px;
                    overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.icon-btn {
    width: 34px; height: 34px; flex: none;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 15px; color: var(--c-text-3);
    background: var(--c-surface); border: 1px solid var(--c-border);
    border-radius: var(--r); cursor: pointer; transition: .15s;
}
.icon-btn:hover { color: var(--c-text); border-color: #c9ced6; background: var(--c-surface-2); }

/* ----- 内容区 ----- */

.content { flex: 1; padding: 20px; }

.panel {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    box-shadow: var(--sh-1);
}
.panel-hd {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 16px; border-bottom: 1px solid var(--c-border-2);
}
.panel-hd .t { font-size: 14px; font-weight: 600; }
.panel-hd .extra { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.panel-bd { padding: 16px; }
.panel + .panel { margin-top: 16px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }

/* ----- 统计卡 ----- */

.stat {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    padding: 16px;
    box-shadow: var(--sh-1);
}
.stat .k { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--c-text-3); }
.stat .k .dot { width: 6px; height: 6px; border-radius: var(--r); background: var(--c-primary); }
.stat .v { margin-top: 8px; font-size: 24px; font-weight: 600; color: var(--c-text); line-height: 1.2; }
.stat .s { margin-top: 4px; font-size: 12px; color: var(--c-text-3); }

/* ----- 工具栏 ----- */

.toolbar {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    margin-bottom: 14px;
}
.toolbar .sp { flex: 1; }
.search {
    position: relative;
    width: 240px; max-width: 100%;
}
.search input { padding-left: 32px; }
.search .ico { position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
               font-size: 13px; color: var(--c-text-3); }

/* ----- 文件网格 ----- */

.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
}

.file-card {
    position: relative;
    display: flex; align-items: center; gap: 12px;
    padding: 12px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    transition: .15s;
}
.file-card:hover { border-color: #c9ced6; box-shadow: var(--sh-2); }

.file-thumb {
    width: 44px; height: 44px; flex: none;
    display: flex; align-items: center; justify-content: center;
    background: var(--c-surface-2);
    border: 1px solid var(--c-border-2);
    border-radius: var(--r);
    font-size: 20px;
}
.file-info { min-width: 0; flex: 1; }
.file-name {
    font-size: 13px; font-weight: 500; color: var(--c-text);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.file-meta { font-size: 12px; color: var(--c-text-3); margin-top: 3px; }
.file-ops { display: flex; align-items: center; gap: 4px; flex: none; }

.op {
    width: 28px; height: 28px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; color: var(--c-text-3);
    background: transparent; border: 1px solid transparent;
    border-radius: var(--r); cursor: pointer; transition: .15s;
}
.op:hover { background: var(--c-surface-2); border-color: var(--c-border); color: var(--c-text); }
.op-danger:hover { background: var(--c-danger-l); border-color: #ffbcb8; color: var(--c-danger); }
.op-form { display: inline-flex; align-items: center; gap: 4px; }
.rename-in { width: 118px; height: 26px; padding: 0 6px; font-size: 12px; }

.empty {
    padding: 48px 20px; text-align: center;
    color: var(--c-text-3);
}
.empty .ico { font-size: 40px; opacity: .5; margin-bottom: 10px; }
.empty .t { font-size: 14px; }
.empty .s { font-size: 12px; margin-top: 4px; }

/* ----- 表格 ----- */

.table-wrap { overflow-x: auto; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tbl th, table.tbl td {
    padding: 10px 12px; text-align: left;
    border-bottom: 1px solid var(--c-border-2);
    vertical-align: middle;
}
table.tbl th {
    font-size: 12px; font-weight: 500; color: var(--c-text-3);
    background: var(--c-surface-2);
    white-space: nowrap;
}
table.tbl tbody tr:last-child td { border-bottom: none; }
table.tbl tbody tr:hover { background: var(--c-surface-2); }
table.tbl .ops { white-space: nowrap; text-align: right; }

/* ----- 上传区 ----- */

.upload-area {
    border: 1px dashed var(--c-border);
    border-radius: var(--r);
    padding: 32px 20px; text-align: center;
    background: var(--c-surface-2);
    transition: .15s; cursor: pointer;
}
.upload-area:hover { border-color: var(--c-primary); background: var(--c-primary-l); }
.upload-area .ico { font-size: 34px; color: var(--c-text-3); }
.upload-area .t { margin-top: 8px; font-size: 14px; font-weight: 500; color: var(--c-text); }
.upload-area .s { font-size: 12px; color: var(--c-text-3); margin-top: 4px; }
.file-input { display: none; }

/* ----- 个人资料 ----- */

.profile-card { display: flex; gap: 24px; align-items: flex-start; }
.profile-ava { flex: none; text-align: center; }
.profile-ava .hint { margin-top: 8px; }
.profile-fields { flex: 1; min-width: 0; max-width: 460px; }

/* ----- 开关 ---------------- */

.switch { position: relative; display: inline-block; width: 40px; height: 22px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .sl {
    position: absolute; inset: 0; cursor: pointer;
    background: #c9ced6; border-radius: var(--r); transition: .2s;
}
.switch .sl::before {
    content: ''; position: absolute; width: 18px; height: 18px;
    left: 2px; top: 2px; background: #fff; border-radius: var(--r-sm); transition: .2s;
    box-shadow: 0 1px 3px rgba(0,0,0,.18);
}
.switch input:checked + .sl { background: var(--c-primary); }
.switch input:checked + .sl::before { transform: translateX(18px); }

/* =========================================================
 *  分享页
 * ========================================================= */

.share-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    background:
        radial-gradient(760px 360px at 20% -8%, #e8f0ff 0%, rgba(232,240,255,0) 60%),
        radial-gradient(680px 340px at 100% 0%, #eef1f7 0%, rgba(238,241,247,0) 55%),
        var(--c-bg);
}

.share-card {
    width: 100%; max-width: 440px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    box-shadow: var(--sh-3);
    overflow: hidden;
}
.share-body { padding: 32px 28px 24px; text-align: center; }

.share-icon {
    width: 62px; height: 62px; margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    background: var(--c-primary-l); border-radius: var(--r);
    font-size: 30px;
}

.share-file {
    font-size: 18px; font-weight: 600; color: var(--c-text);
    word-break: break-all; line-height: 1.45;
}

.share-meta { margin-top: 10px; font-size: 13px; color: var(--c-text-3); }

.share-owner {
    display: inline-flex; align-items: center; gap: 8px;
    margin-top: 14px; padding: 5px 10px 5px 5px;
    background: var(--c-surface-2); border: 1px solid var(--c-border-2);
    border-radius: var(--r);
}
.share-owner .n { font-size: 12px; color: var(--c-text-2); }
.share-owner small { display: block; font-size: 11px; color: var(--c-text-3); }

.share-info {
    display: flex; justify-content: center; gap: 8px; flex-wrap: wrap;
    margin-top: 16px;
}

.share-form {
    margin-top: 20px; text-align: left;
    padding-top: 20px; border-top: 1px solid var(--c-border-2);
}

.share-domain { margin-top: 14px; text-align: left; }
.share-domain .lb { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.share-domain .lb span { font-size: 12px; color: var(--c-text-3); }

.share-dl {
    margin-top: 14px;
    width: 100%; height: 42px;
    font-size: 15px; font-weight: 600;
    color: #fff; background: var(--c-primary);
    border: none; border-radius: var(--r); cursor: pointer;
    transition: .15s;
}
.share-dl:hover { background: var(--c-primary-h); }
.share-dl[disabled] { opacity: .6; cursor: not-allowed; }

.share-foot {
    padding: 14px 20px; text-align: center;
    background: var(--c-surface-2); border-top: 1px solid var(--c-border-2);
    font-size: 12px; color: var(--c-text-3);
}
.share-foot a { font-weight: 500; }

.result-box {
    margin-top: 16px; padding: 12px 14px;
    background: var(--c-surface-2); border: 1px solid var(--c-border);
    border-radius: var(--r); text-align: left;
}
.result-box .k { font-size: 11px; color: var(--c-text-3); text-transform: uppercase; letter-spacing: .05em; }
.result-box .v {
    margin-top: 6px; display: flex; align-items: center; gap: 8px;
    font-family: var(--mono); font-size: 12px; color: var(--c-text);
    background: var(--c-surface); border: 1px solid var(--c-border-2);
    border-radius: var(--r); padding: 8px 10px;
    word-break: break-all;
}
.result-box .v .txt { flex: 1; min-width: 0; }

/* =========================================================
 *  安装页
 * ========================================================= */
.install-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: 24px; background: var(--c-bg);
}
.install-card {
    width: 100%; max-width: 560px; background: var(--c-surface);
    border: 1px solid var(--c-border); border-radius: var(--r);
    box-shadow: var(--sh-2); overflow: hidden;
}
.install-card .hd { padding: 26px 28px 20px; border-bottom: 1px solid var(--c-border-2); }
.install-card .hd h1 { font-size: 19px; font-weight: 600; }
.install-card .hd p  { font-size: 13px; color: var(--c-text-3); margin-top: 4px; }
.install-card .bd { padding: 22px 28px 26px; }
.install-steps { display: flex; gap: 8px; padding: 0 28px 20px; }
.install-steps .st {
    flex: 1; height: 3px; background: var(--c-border-2); border-radius: var(--r);
}
.install-steps .st.on { background: var(--c-primary); }
.install-steps .st.done { background: var(--c-success); }

/* =========================================================
 *  响应式
 * ========================================================= */

@media (max-width: 900px) {
    .grid-4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .grid-3 { grid-template-columns: repeat(1, minmax(0,1fr)); }
}

@media (max-width: 768px) {
    .side {
        position: fixed; left: 0; top: 0; z-index: 60;
        transform: translateX(-100%);
        box-shadow: var(--sh-3);
        transition: transform .22s ease;
    }
    body.side-open .side { transform: translateX(0); }
    .side-mask {
        position: fixed; inset: 0; z-index: 55;
        background: rgba(29,33,41,.4);
        opacity: 0; pointer-events: none; transition: opacity .22s;
    }
    body.side-open .side-mask { opacity: 1; pointer-events: auto; }
    .grid-2, .grid-4 { grid-template-columns: repeat(1, minmax(0,1fr)); }
    .content { padding: 14px; }
    .search { width: 100%; }
    .profile-card { flex-direction: column; }
    .side-toggle { display: inline-flex !important; }
}

.side-toggle { display: none !important; }

/* 移动端顶部菜单按钮 */
.m-menu { display: none; }
@media (max-width: 768px) { .m-menu { display: inline-flex; } }
/* =========================================================
 *  通用提示 / 安装页小样式
 * ========================================================= */

.msg {
    padding: 10px 14px;
    font-size: 13px;
    border-radius: var(--r);
    border: 1px solid transparent;
    margin-bottom: 16px;
}
.msg.err { background: var(--c-danger-l); border-color: #ffbcb8; color: #b52b25; }
.msg.ok  { background: var(--c-success-l); border-color: #a7e8b0; color: #00731b; }

.tips {
    background: var(--c-primary-l);
    border: 1px solid #b8d4ff;
    color: #0e42d2;
    padding: 10px 14px;
    font-size: 12px;
    border-radius: var(--r);
    margin-bottom: 16px;
    line-height: 1.7;
}
.tips code {
    background: rgba(22,93,255,.12);
    color: #0e42d2;
    padding: 1px 4px;
    border-radius: var(--r-sm);
    font-family: var(--mono);
    font-size: 11px;
}

/* =========================================================
 *  模态框
 * ========================================================= */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(29, 33, 41, .45);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal.open { display: flex; }

.modal-card {
    width: 100%;
    max-width: 420px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r);
    box-shadow: var(--sh-3);
    overflow: hidden;
}

.modal-hd {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--c-border-2);
}
.modal-hd .t { font-size: 14px; font-weight: 600; color: var(--c-text); }

.modal-bd {
    padding: 16px;
}

.share-file-name {
    font-size: 13px;
    color: var(--c-text-2);
    word-break: break-all;
}