/* ============================================================
   VeryWall 统一认证中心 - 全局样式
   ============================================================ */
:root {
    --brand: #4f46e5;
    --brand-dark: #4338ca;
    --brand-soft: #eef2ff;
    --accent: #0ea5e9;
    --ink: #0f172a;
    --ink-2: #475569;
    --ink-3: #94a3b8;
    --bg: #f6f7fb;
    --card: #ffffff;
    --line: #e2e8f0;
    --ok: #059669;
    --ok-soft: #ecfdf5;
    --warn: #d97706;
    --warn-soft: #fffbeb;
    --danger: #dc2626;
    --danger-soft: #fef2f2;
    --radius: 14px;
    --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px rgba(15, 23, 42, .06);
    --shadow-lg: 0 20px 48px rgba(15, 23, 42, .14);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    color: var(--ink);
    background: var(--bg);
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.6;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 顶部导航 ---------- */
.topbar {
    background: var(--card);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 20;
}
.topbar-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px;
    height: 62px;
    display: flex;
    align-items: center;
    gap: 18px;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-weight: 700;
    font-size: 17px;
    color: var(--ink);
    letter-spacing: .2px;
}
.brand:hover { text-decoration: none; }
.brand .logo { width: 30px; height: 30px; flex: none; }
.topbar-nav { display: flex; gap: 4px; margin-left: 8px; }
.topbar-nav a {
    color: var(--ink-2);
    padding: 7px 12px;
    border-radius: 8px;
    font-weight: 500;
}
.topbar-nav a:hover { background: var(--brand-soft); color: var(--brand); text-decoration: none; }
.topbar-nav a.active { background: var(--brand-soft); color: var(--brand); }
.topbar-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}
.avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand), var(--accent));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    flex: none;
}
.username { color: var(--ink-2); font-weight: 500; }

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 18px;
    border-radius: 9px;
    border: 1px solid transparent;
    background: var(--brand);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, box-shadow .15s, transform .05s;
    text-decoration: none;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 5px 11px; font-size: 13px; border-radius: 7px; }
.btn-block { width: 100%; }
.btn-ghost { background: transparent; color: var(--brand); border-color: #c7d2fe; }
.btn-ghost:hover { background: var(--brand-soft); }
.btn-outline { background: transparent; color: var(--ink-2); border-color: var(--line); }
.btn-outline:hover { background: #f1f5f9; color: var(--ink); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.btn-ok { background: var(--ok); }
.btn-ok:hover { background: #047857; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; gap: 14px; }
.field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--ink-2);
    margin-bottom: 6px;
}
.field input[type=text],
.field input[type=password],
.field input[type=email],
.field input[type=url],
.field textarea,
.field select {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--line);
    border-radius: 9px;
    font-size: 14px;
    background: #fff;
    color: var(--ink);
    transition: border .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus, .field select:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, .12);
}
.field .hint { font-size: 12px; color: var(--ink-3); margin-top: 4px; }
.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--ink-2);
    margin-top: 4px;
}
.checkbox-row input { width: 16px; height: 16px; accent-color: var(--brand); }

/* ---------- 布局 ---------- */
.container { max-width: 1080px; margin: 0 auto; padding: 34px 20px 60px; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 34px 20px 60px; }

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.card-pad { padding: 26px; }
.page-title { font-size: 24px; font-weight: 700; margin: 0 0 6px; }
.page-sub { color: var(--ink-2); margin: 0 0 24px; }

/* ---------- 提示 ---------- */
.alert {
    padding: 11px 14px;
    border-radius: 9px;
    font-size: 14px;
    margin: 14px 0;
    border: 1px solid;
}
.alert-error { background: var(--danger-soft); border-color: #fecaca; color: var(--danger); }
.alert-ok { background: var(--ok-soft); border-color: #a7f3d0; color: var(--ok); }
.alert-info { background: var(--brand-soft); border-color: #c7d2fe; color: var(--brand-dark); }
.alert-warn { background: var(--warn-soft); border-color: #fde68a; color: var(--warn); }
.secret-box {
    background: #0f172a;
    color: #a5f3fc;
    font-family: "Cascadia Mono", Consolas, monospace;
    padding: 12px 14px;
    border-radius: 9px;
    word-break: break-all;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin: 4px 0;
}

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
table.data {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
table.data th {
    text-align: left;
    padding: 11px 12px;
    background: #f8fafc;
    color: var(--ink-2);
    font-weight: 600;
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}
table.data td {
    padding: 12px;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
}
table.data tr:hover td { background: #fafaff; }
.mono { font-family: "Cascadia Mono", Consolas, monospace; font-size: 13px; }
.tag {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: var(--brand-soft);
    color: var(--brand-dark);
}
.tag-gray { background: #f1f5f9; color: var(--ink-2); }
.tag-ok { background: var(--ok-soft); color: var(--ok); }
.tag-danger { background: var(--danger-soft); color: var(--danger); }

/* ---------- 认证页（登录 / 同意） ---------- */
.auth-bg {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(900px 500px at 10% -10%, rgba(79, 70, 229, .12), transparent),
        radial-gradient(800px 500px at 110% 110%, rgba(14, 165, 233, .12), transparent),
        var(--bg);
}
.auth-card {
    width: 100%;
    max-width: 430px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow-lg);
    padding: 38px 36px 32px;
}
.auth-head { text-align: center; margin-bottom: 24px; }
.auth-head .logo { width: 52px; height: 52px; }
.auth-head h1 { font-size: 21px; margin: 14px 0 4px; }
.auth-head p { color: var(--ink-3); margin: 0; font-size: 13.5px; }
.auth-foot {
    margin-top: 20px;
    text-align: center;
    font-size: 12.5px;
    color: var(--ink-3);
}
.auth-foot a { color: var(--ink-2); }

/* ---------- 授权同意页 ---------- */
.consent-scopes { list-style: none; margin: 18px 0 6px; padding: 0; }
.consent-scopes li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 11px 0;
    border-bottom: 1px dashed var(--line);
}
.consent-scopes li:last-child { border-bottom: none; }
.consent-scopes input { margin-top: 4px; width: 17px; height: 17px; accent-color: var(--brand); }
.consent-scopes .scope-desc { font-weight: 600; }
.consent-scopes .scope-code {
    font-size: 12px;
    color: var(--ink-3);
    background: #f1f5f9;
    border-radius: 6px;
    padding: 1px 7px;
    margin-left: 8px;
    font-family: Consolas, monospace;
}
.client-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--brand-soft);
    border-radius: 10px;
    padding: 12px 14px;
    margin: 16px 0 4px;
    color: var(--brand-dark);
    font-weight: 600;
    word-break: break-all;
}
.btn-row { display: flex; gap: 10px; margin-top: 20px; }
.btn-row .btn { flex: 1; }

/* ---------- 首页 Hero ---------- */
.hero {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
    padding: 26px 4px 10px;
}
.hero-text { flex: 1 1 420px; }
.hero-text h1 { font-size: 34px; line-height: 1.25; margin: 0 0 14px; }
.hero-text h1 .grad {
    background: linear-gradient(90deg, var(--brand), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-text p { color: var(--ink-2); font-size: 16px; margin: 0 0 22px; max-width: 540px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-visual { flex: 0 1 360px; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-top: 26px;
}
.feature {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}
.feature .icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: var(--brand-soft);
    color: var(--brand);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}
.feature h3 { margin: 0 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--ink-2); font-size: 13.5px; }

/* ---------- 代码块 ---------- */
pre.code {
    background: #0f172a;
    color: #dbeafe;
    padding: 16px 18px;
    border-radius: 12px;
    overflow-x: auto;
    font-size: 13px;
    line-height: 1.7;
    font-family: "Cascadia Mono", Consolas, monospace;
}
pre.code .c { color: #64748b; }  /* 注释 */

.endpoint {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--card);
    margin-bottom: 8px;
}
.endpoint code { word-break: break-all; }

/* ---------- 其他 ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 760px) {
    .grid-2 { grid-template-columns: 1fr; }
    .topbar-user .username { display: none; }
}
footer.page-footer {
    text-align: center;
    color: var(--ink-3);
    font-size: 12.5px;
    padding: 26px 0 40px;
}
kbd { font-size: 12px; }
.section { margin-top: 34px; }
.section h2 { font-size: 19px; margin: 0 0 12px; }
.hidden { display: none; }