/* ==================== yzhyzxy 共享样式 ==================== */

/* ===== 设计变量 ===== */
:root {
    --bg: #ffffff;
    --bg-soft: #f8f9fa;
    --bg-card: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #666;
    --text-muted: #999;
    --border: #eee;
    --border-soft: #f0f0f0;
    --border-strong: #dde3ea;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-soft: rgba(37,99,235,0.08);
    --accent-glow: rgba(37,99,235,0.14);
    --tag-bg: #f5f5f5;
    --tag-text: #555;
    --shadow: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-card: 0 1px 2px rgba(17,24,39,0.04), 0 8px 24px -12px rgba(17,24,39,0.10);
    --shadow-hover: 0 2px 12px rgba(17,24,39,0.10);
    --shadow-lift: 0 6px 20px -6px rgba(17,24,39,0.16);
    --ring: 0 0 0 3px rgba(37,99,235,0.14);
    --surface: var(--bg-soft);
    --input-bg: #fbfcfd;
    --atmo-1: rgba(37,99,235,0.055);
    --atmo-2: rgba(14,165,233,0.04);
    --atmo-3: rgba(238,70,150,0.03);
    --navbar-bg: rgba(255,255,255,0.82);
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --font-latin: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #22c55e;
    --warning: #f59e0b;
}
[data-theme="dark"] {
    --bg: #0f1115;
    --bg-soft: #161922;
    --bg-card: #1a1d27;
    --text: #e4e6eb;
    --text-secondary: #a0a3ab;
    --text-muted: #6b6e76;
    --border: #2a2d38;
    --border-soft: #22252f;
    --border-strong: #3a3f4d;
    --accent: #60a5fa;
    --accent-hover: #93c5fd;
    --accent-soft: rgba(96,165,250,0.1);
    --accent-glow: rgba(96,165,250,0.16);
    --tag-bg: #252830;
    --tag-text: #a0a3ab;
    --shadow: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-card: 0 1px 2px rgba(0,0,0,0.3), 0 10px 28px -14px rgba(0,0,0,0.5);
    --shadow-hover: 0 2px 14px rgba(0,0,0,0.4);
    --shadow-lift: 0 8px 24px -8px rgba(0,0,0,0.5);
    --ring: 0 0 0 3px rgba(96,165,250,0.14);
    --surface: var(--bg-soft);
    --input-bg: #14171e;
    --atmo-1: rgba(96,165,250,0.05);
    --atmo-2: rgba(56,189,248,0.04);
    --atmo-3: rgba(244,114,182,0.03);
    --navbar-bg: rgba(15,17,21,0.82);
    --danger: #f87171;
    --danger-hover: #fca5a5;
}

/* ===== 基础重置 ===== */
* { transition: background-color 0.15s, color 0.15s, border-color 0.15s; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-latin), 'Microsoft YaHei', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    font-optical-sizing: auto;
    letter-spacing: 0.01em;
    position: relative;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 页面氛围背景：多层柔和光晕 + 细腻点阵，克制且提升层次感 */
body::before {
    content: '';
    position: fixed; inset: 0;
    pointer-events: none; z-index: -2;
    background:
        radial-gradient(1100px 520px at 78% -6%, var(--atmo-1), transparent 62%),
        radial-gradient(900px 460px at 8% 4%, var(--atmo-2), transparent 58%),
        radial-gradient(1000px 620px at 50% 115%, var(--atmo-3), transparent 60%);
}
body::after {
    content: '';
    position: fixed; inset: 0;
    pointer-events: none; z-index: -1;
    background-image: radial-gradient(var(--border-soft) 1px, transparent 1px);
    background-size: 34px 34px;
    background-position: center;
    opacity: 0.5;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 0%, transparent 75%);
}

h1, h2, h3, h4, h5, h6 { letter-spacing: -0.01em; }

a { text-decoration: none; transition: color 0.15s; text-underline-offset: 3px; }
::selection { background: var(--accent-glow); color: var(--text); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; box-shadow: var(--ring); }

/* 滚动条 */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); background-clip: content-box; }
* { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }

/* ===== 导航栏 ===== */
.navbar {
    border-bottom: 1px solid var(--border);
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.navbar-brand {
    font-weight: 700;
    color: var(--text);
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.navbar-brand .logo-svg { flex-shrink: 0; }
.nav-link {
    color: var(--text-secondary);
    font-size: 0.92rem;
    font-weight: 500;
    padding: 6px 14px !important;
    border-radius: var(--radius);
    transition: all 0.15s;
}
.nav-link:hover { color: var(--text); background: var(--bg-soft); }
.nav-link.active { color: var(--accent); background: var(--accent-soft); }
.theme-toggle {
    background: none; border: none; color: var(--text-secondary);
    font-size: 1.1rem; cursor: pointer; padding: 6px 10px; border-radius: var(--radius);
    transition: all 0.15s;
}
.theme-toggle:hover { background: var(--bg-soft); color: var(--text); }
.navbar-toggler { border-color: var(--border); }
.navbar-toggler-icon { filter: invert(0.5); }
[data-theme="dark"] .navbar-toggler-icon { filter: invert(0.8); }

/* ===== 导航栏管理员下拉菜单 ===== */
.navbar .dropdown-toggle { font-size: 0.92rem; font-weight: 500; color: var(--text-secondary); }
.navbar .dropdown-toggle:hover { color: var(--text); }
.navbar .dropdown-toggle.active { color: var(--accent); }
.navbar .dropdown-toggle::after { font-size: 0.7rem; margin-left: 4px; }
.navbar .dropdown-menu {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    background: var(--bg-card);
    padding: 6px;
    min-width: 180px;
}
.navbar .dropdown-item {
    font-size: 0.88rem;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.15s;
}
.navbar .dropdown-item:hover { background: var(--bg-soft); color: var(--text); }
.navbar .dropdown-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.navbar .dropdown-item i { font-size: 0.95rem; }

/* ===== 认证页主题按钮 ===== */
.theme-toggle-fixed {
    position: fixed; top: 20px; right: 20px;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text-secondary); cursor: pointer; font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    z-index: 1000; box-shadow: var(--shadow); transition: all 0.15s;
}
.theme-toggle-fixed:hover { color: var(--accent); border-color: var(--accent); }

/* ===== 认证卡片 ===== */
.auth-wrap { width: 100%; max-width: 420px; }
.auth-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-soft);
}
.auth-header { text-align: center; margin-bottom: 28px; }
.auth-header .logo-row { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 8px; }
.auth-header .logo-icon {
    width: 36px; height: 36px; background: var(--accent);
    border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.15rem;
}
.auth-header .site-name { font-size: 1.35rem; font-weight: 700; color: var(--text); letter-spacing: -0.3px; }
.auth-header .subtitle { font-size: 0.9rem; color: var(--text-muted); margin: 0; }
.auth-links { text-align: center; margin-top: 20px; font-size: 0.88rem; color: var(--text-muted); }
.auth-links a { color: var(--accent); font-weight: 500; }
.auth-links a:hover { text-decoration: underline; }

/* ===== Flash 消息 ===== */
.flash-msg {
    padding: 11px 15px; border-radius: var(--radius-md); margin-bottom: 18px;
    font-size: 0.88rem; display: flex; align-items: center; gap: 8px;
    animation: slideDown 0.15s ease;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.flash-success { background: rgba(34,197,94,0.1); color: #16a34a; border: 1px solid rgba(34,197,94,0.25); }
.flash-danger { background: rgba(239,68,68,0.1); color: #dc2626; border: 1px solid rgba(239,68,68,0.25); }
.flash-warning { background: rgba(245,158,11,0.1); color: #d97706; border: 1px solid rgba(245,158,11,0.25); }
.flash-info { background: rgba(37,99,235,0.1); color: var(--accent); border: 1px solid rgba(37,99,235,0.25); }
[data-theme="dark"] .flash-success { color: #4ade80; }
[data-theme="dark"] .flash-danger { color: #f87171; }
[data-theme="dark"] .flash-warning { color: #fbbf24; }
[data-theme="dark"] .flash-info { color: #93c5fd; }

/* ===== 表单 ===== */
.form-label {
    display: block; font-size: 0.85rem; font-weight: 500;
    color: var(--text-secondary); margin-bottom: 7px;
}
.input-icon-group { position: relative; margin-bottom: 18px; }
.input-icon-group .field-icon {
    position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
    color: var(--text-muted); font-size: 1rem; pointer-events: none; transition: color 0.15s;
}
.input-icon-group .form-input {
    width: 100%; padding: 12px 40px 12px 44px;
    border: 1px solid var(--border); border-radius: var(--radius-md);
    font-size: 0.95rem; background: var(--input-bg); color: var(--text);
    outline: none; box-sizing: border-box; transition: all 0.15s var(--ease);
    caret-color: var(--accent);
}
.input-icon-group .form-input:hover { border-color: var(--border-strong); }
.input-icon-group .form-input::placeholder { color: var(--text-muted); }
.input-icon-group .form-input:focus {
    border-color: var(--accent); box-shadow: var(--ring); background: var(--bg-card);
}
.input-icon-group .form-input:focus ~ .field-icon { color: var(--accent); }
.input-icon-group.has-label .field-icon { top: 39px; }
.pwd-toggle {
    position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--text-muted); cursor: pointer;
    font-size: 1rem; padding: 4px; border-radius: var(--radius-sm); transition: all 0.15s;
}
.pwd-toggle:hover { color: var(--accent); background: var(--bg-soft); }
.field-error { font-size: 0.8rem; color: #dc2626; margin-top: 5px; margin-bottom: 0; }
[data-theme="dark"] .field-error { color: #f87171; }
.field-hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 5px; margin-bottom: 0; }

/* ===== 按钮（统一） ===== */
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 12px 18px; border: none; border-radius: var(--radius-md);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0) 38%),
        var(--accent);
    color: #fff; font-size: 0.95rem; font-weight: 600;
    cursor: pointer; transition: all 0.15s var(--ease); font-family: inherit;
    box-shadow: var(--shadow), 0 0 0 0 transparent;
    letter-spacing: 0.01em;
}
.btn-primary:hover {
    background:
        linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0) 38%),
        var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow), 0 8px 22px -8px var(--accent-glow);
}
.btn-primary:active { transform: scale(0.98); box-shadow: var(--shadow); }
.btn-primary:focus-visible { box-shadow: var(--ring); }
.btn-primary.full { width: 100%; margin-top: 6px; }

.btn-soft {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 16px; border: 1px solid var(--border); border-radius: var(--radius-md);
    background: var(--bg-card); color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
    cursor: pointer; transition: all 0.15s var(--ease); font-family: inherit;
}
.btn-soft:hover { background: var(--bg-soft); color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.btn-soft:active { transform: scale(0.98); }
.btn-soft:focus-visible { box-shadow: var(--ring); }

.btn-danger {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 16px; border: none; border-radius: var(--radius-md);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0) 38%),
        var(--danger);
    color: #fff; font-size: 0.9rem; font-weight: 500;
    cursor: pointer; transition: all 0.15s var(--ease); font-family: inherit;
}
.btn-danger:hover { background-color: var(--danger-hover); transform: translateY(-1px); box-shadow: 0 6px 18px -6px rgba(239,68,68,0.35); }
.btn-danger:active { transform: scale(0.98); }
.btn-danger:focus-visible { box-shadow: var(--ring); }

.btn-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; border: 1px solid var(--border); border-radius: var(--radius);
    background: var(--bg-card); color: var(--text-secondary); cursor: pointer;
    font-size: 0.85rem; transition: all 0.15s var(--ease); padding: 0;
}
.btn-icon:hover { background: var(--bg-soft); color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.btn-icon.danger:hover { color: var(--danger); border-color: var(--danger); background: rgba(239,68,68,0.06); }

/* 描边按钮（个人主页/通用） */
.btn-outline {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 16px; border: 1px solid var(--border-strong); border-radius: var(--radius-md);
    background: transparent; color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
    cursor: pointer; transition: all 0.15s var(--ease); font-family: inherit; text-decoration: none;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); }
.btn-outline:active { transform: scale(0.98); }
.btn-sm { padding: 7px 12px; font-size: 0.82rem; border-radius: var(--radius); }

/* ===== 卡片（统一） ===== */
.card-base {
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.15s var(--ease), transform 0.15s var(--ease), border-color 0.15s var(--ease);
}
.card-base:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); border-color: var(--border); }
.card-pad { padding: 20px; }
.card-pad-lg { padding: 24px; }
.card-pad-sm { padding: 16px; }

/* ===== 页脚 ===== */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 24px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.8;
}
.site-footer a { color: var(--text-muted); transition: color 0.15s; }
.site-footer a:hover { color: var(--accent); }
.footer-links { display: flex; justify-content: center; gap: 16px; margin-bottom: 8px; }
.footer-icp a { color: var(--text-muted); font-size: 0.82rem; }
.footer-icp a:hover { color: var(--accent); }

/* ===== 容器 ===== */
.container-main { max-width: 1100px; margin: 0 auto; padding: 30px 20px; }
.container-narrow { max-width: 700px; margin: 0 auto; padding: 30px 20px; }

/* ===== 返回顶部 ===== */
.back-to-top {
    position: fixed; bottom: 24px; right: 24px;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text-secondary); cursor: pointer; font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    z-index: 999; box-shadow: var(--shadow); transition: all 0.15s;
    opacity: 0; pointer-events: none;
}
.back-to-top.show { opacity: 1; pointer-events: auto; }
.back-to-top:hover { color: var(--accent); border-color: var(--accent); }

/* ===== 通用工具类 ===== */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.d-none { display: none; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }

/* ===== 页面标题 ===== */
.page-title {
    font-size: 1.6rem; font-weight: 700; color: var(--text);
    margin: 0 0 24px; letter-spacing: -0.3px;
}
.page-title i { color: var(--accent); margin-right: 8px; }

/* ===== 表格 ===== */
.table-base { width: 100%; border-collapse: collapse; }
.table-base th {
    text-align: left; font-size: 0.82rem; font-weight: 500;
    color: var(--text-muted); padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    text-transform: uppercase; letter-spacing: 0.3px;
}
.table-base td { padding: 12px; border-bottom: 1px solid var(--border-soft); font-size: 0.9rem; }
.table-base tr:last-child td { border-bottom: none; }

/* ===== 标签 ===== */
.tag {
    display: inline-block; padding: 3px 10px;
    border-radius: var(--radius); font-size: 0.78rem; font-weight: 500;
    background: var(--tag-bg); color: var(--tag-text);
}

/* ===== 徽章 ===== */
.badge-count {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 18px; height: 18px; padding: 0 5px;
    border-radius: 9px; background: var(--danger); color: #fff;
    font-size: 0.72rem; font-weight: 600; line-height: 1;
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center; padding: 48px 20px; color: var(--text-muted);
}
.empty-state i { font-size: 2.4rem; margin-bottom: 12px; display: block; opacity: 0.5; }
.empty-state p { font-size: 0.9rem; margin: 0; }

/* ===== 页面进入动画 ===== */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.2s ease; }

/* ===== 第三方登录（登录/注册页） ===== */
.oauth-divider {
    display: flex; align-items: center; gap: 12px; margin: 20px 0 14px;
    color: var(--text-muted); font-size: 0.78rem;
}
.oauth-divider::before, .oauth-divider::after {
    content: ''; flex: 1; height: 1px; background: var(--border-soft);
}
.oauth-login-btns { display: flex; flex-direction: column; gap: 10px; }
.oauth-login-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    width: 100%; padding: 11px 14px; font-size: 0.88rem; font-weight: 500;
    border-radius: var(--radius); border: 1.5px solid var(--border);
    background: var(--surface); color: var(--text); text-decoration: none;
    transition: all 0.15s;
}
.oauth-login-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-card); border-color: var(--border-strong); }
.oauth-login-btn i { font-size: 1.05rem; }

/* ============================================================
   ===== 视觉精修（Visual Polish）：
   统一输入/选择/复选/上传控件，克制地提升质感，保持原有风格 =====
   ============================================================ */

/* ---- 通用输入框（Bootstrap .form-control 及其余页面输入） ---- */
.form-control {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--input-bg);
    color: var(--text);
    padding: 11px 14px;
    transition: all 0.15s var(--ease);
    caret-color: var(--accent);
}
.form-control:hover { border-color: var(--border-strong); }
.form-control:focus {
    border-color: var(--accent);
    box-shadow: var(--ring);
    color: var(--text);
    background: var(--bg-card);
}
.form-control::placeholder { color: var(--text-muted); opacity: 1; }
.form-control[readonly] { background: var(--bg-soft); }
.form-control:disabled { opacity: 0.6; cursor: not-allowed; }

/* ---- 文本域：右下方微渐变，避免大面积纯白突兀 ---- */
textarea.form-input, textarea.form-control, .form-textarea {
    background:
        linear-gradient(180deg, rgba(0,0,0,0.012), rgba(0,0,0,0) 40%),
        var(--input-bg);
}
textarea:focus { outline: none; }

/* ---- 选择框：自定义下拉箭头 ---- */
select.form-select, select.form-control, select.form-input {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2384939f' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
    background-color: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
}
select.form-select:focus, select.form-control:focus, select.form-input:focus {
    border-color: var(--accent);
    box-shadow: var(--ring);
    background-color: var(--bg-card);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
}
[data-theme="dark"] select.form-select:focus,
[data-theme="dark"] select.form-control:focus,
[data-theme="dark"] select.form-input:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2360a5fa' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
}
select.form-select option { background: var(--bg-card); color: var(--text); }

/* ---- 复选框 / 单选框：统一主题色（accent-color 原生且稳健） ---- */
input[type="checkbox"],
input[type="radio"] {
    accent-color: var(--accent);
    cursor: pointer;
}
.form-check-input { cursor: pointer; }
.form-check-wrap { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check-wrap input[type="checkbox"],
.form-check-wrap input[type="radio"] {
    width: 17px; height: 17px; margin: 0; flex-shrink: 0;
}
.form-check-wrap:hover label { color: var(--text); }
.form-check-wrap label { cursor: pointer; transition: color 0.15s; }

/* ---- 文件上传控件 ---- */
input[type="file"] {
    color: var(--text-secondary);
    font-size: 0.88rem;
}
input[type="file"]::file-selector-button {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: var(--bg-soft);
    color: var(--text-secondary);
    padding: 8px 14px; margin-right: 12px;
    font-family: inherit; font-size: 0.85rem; font-weight: 500;
    cursor: pointer; transition: all 0.15s var(--ease);
}
input[type="file"]::file-selector-button:hover {
    background: var(--bg-card); color: var(--accent); border-color: var(--accent);
}

/* ---- 数字/日期输入去微调 ---- */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { opacity: 0.4; }

/* ---- 表格行悬停 ---- */
.table-base tbody tr:hover td { background: var(--bg-soft); }
.table-base td { transition: background-color 0.15s; }

/* ---- 标签细节 ---- */
.tag { border: 1px solid transparent; }
a.tag:hover { border-color: var(--border-strong); color: var(--accent); }

/* ---- 空状态 ---- */
.empty-state { color: var(--text-muted); }
.empty-state i { opacity: 0.4; }

/* ---- 认证卡片微升级：更通透的毛玻璃 + 柔和投影 ---- */
.auth-card { backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: var(--shadow-lift); }

/* ---- 标签页（若有 Tab 切换） ---- */
.tab-btn {
    border: 1px solid var(--border); background: var(--bg-card);
    color: var(--text-secondary); border-radius: var(--radius-md);
    padding: 8px 14px; font-size: 0.88rem; font-weight: 500;
    cursor: pointer; transition: all 0.15s var(--ease); font-family: inherit;
}
.tab-btn:hover { color: var(--text); border-color: var(--border-strong); }
.tab-btn.active { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }

/* ---- 键盘可达性的焦点妆点（仅键盘导航时显示） ---- */
:focus:not(:focus-visible) { outline: none; box-shadow: none; }

/* ---- 页面主体内容弱化仰角，让卡片成为视觉重心 ---- */
.container-main > *, .container-narrow > * {
    animation: fadeIn 0.25s var(--ease) both;
}
@supports not (backdrop-filter: blur(1px)) {
    .auth-card, .navbar { backdrop-filter: none; }
}

/* 第三方登录方形 Logo 图标（圆角） */
.oauth-provider-logo {
    width: 22px; height: 22px; border-radius: 7px;
    object-fit: cover; display: inline-block; vertical-align: middle;
}
.oauth-provider-logo.oauth-provider-icon {
    width: 1.5rem !important; height: 1.5rem !important;
    border-radius: 10px; vertical-align: middle; flex-shrink: 0;
}