/* ============================================================
   ht.ynshw.com.cn 合同管理系统 - 公共样式 v1.0
   风格基准: pay.ynshw.com.cn (主蓝 #3a78ee / 深蓝 #2b5fcc / 浅灰底)
   ============================================================ */
:root {
    --c-primary: #3a78ee;
    --c-primary-deep: #2b5fcc;
    --c-primary-light: #eaf1fe;
    --c-primary-dark: #1e4ba8;
    --c-bg: #f6f7fa;
    --c-card: #ffffff;
    --c-text: #1f2d3d;
    --c-muted: #93a0b5;
    --c-line: #e5e9f2;
    --c-success: #2fb37c;
    --c-warning: #f7b84b;
    --c-danger: #e7513d;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 12px rgba(31, 45, 61, .06);
    --shadow-lg: 0 8px 30px rgba(58, 120, 238, .12);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

/* 品牌字体：阿里妈妈数黑体 core 子集（与主站 app/static/css/font.css 同源） */
@font-face {
    font-family: "alimama";
    src: url("font/alimama-core.woff2?v=20260926c") format("woff2");
    font-display: swap;
    font-weight: 400 700;
    font-style: normal;
}

body {
    font-family: "alimama", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--c-bg);
    color: var(--c-text);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { color: var(--c-primary); text-decoration: none; }
a:hover { color: var(--c-primary-deep); }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; width: 100%; }

/* ---------- 顶栏 ---------- */
.topbar {
    background: linear-gradient(120deg, var(--c-primary-dark) 0%, var(--c-primary) 55%, #5b96f4 100%);
    color: #fff;
    box-shadow: var(--shadow);
    position: sticky; top: 0; z-index: 100;
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 60px; gap: 16px; flex-wrap: wrap; padding: 8px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; }
.brand-icon {
    width: 38px; height: 38px; border-radius: 10px;
    background: rgba(255, 255, 255, .18);
    display: flex; align-items: center; justify-content: center; font-size: 19px; color: #fff;
}
.brand-name { font-size: 17px; font-weight: 700; letter-spacing: .5px; }
.brand-sub { font-size: 12px; opacity: .85; }
.topnav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.topnav a, .topnav .navbtn {
    color: rgba(255, 255, 255, .92); padding: 7px 13px; border-radius: var(--radius-sm);
    font-size: 14px; display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
    border: none; background: transparent; transition: background .15s; text-decoration: none;
}
.topnav a:hover, .topnav a.active, .topnav .navbtn:hover { background: rgba(255, 255, 255, .16); color: #fff; }
.topnav a.nav-logout { color: #ffd8d2; }
.userchip {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255, 255, 255, .16); padding: 5px 12px; border-radius: 999px; font-size: 13px; color: #fff;
}

/* ---------- 下拉 ---------- */
.dropdown { position: relative; display: inline-block; }
.dropdown-content {
    position: absolute; right: 0; top: calc(100% + 6px); min-width: 190px;
    background: #fff; border-radius: var(--radius-sm); box-shadow: 0 8px 30px rgba(31,45,61,.15);
    padding: 6px; display: none; z-index: 200; border: 1px solid var(--c-line);
}
.dropdown-content.show { display: block; }
.dropdown-item {
    display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 6px;
    font-size: 14px; color: var(--c-text); width: 100%; text-align: left; border: none; background: none; cursor: pointer;
}
.dropdown-item:hover { background: var(--c-primary-light); color: var(--c-primary-deep); }

/* ---------- 卡片与布局 ---------- */
.page { flex: 1; padding: 24px 0 40px; }
.card {
    background: var(--c-card); border-radius: var(--radius); box-shadow: var(--shadow);
    padding: 24px; border: 1px solid var(--c-line);
}
.card + .card { margin-top: 20px; }
.card-title { font-size: 17px; font-weight: 700; display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.card-title i { color: var(--c-primary); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 1024px) { .grid-2 { grid-template-columns: 1fr; } }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}

/* ---------- 提示条 ---------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 14px; border: 1px solid transparent; }
.alert-error { background: #ffecec; color: #c0392b; border-color: #ffd0cc; }
.alert-success { background: #e9f9f1; color: #1e8e5a; border-color: #c6ecd9; }
.alert-info { background: #f2f7ff; color: #2b5fcc; border-color: #d7e5fd; }
.alert-warn { background: #fff8e6; color: #a06a12; border-color: #ffe9a8; }

/* ---------- 表单 ---------- */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: #55637a; margin-bottom: 6px; }
.form-label .req { color: var(--c-danger); margin-left: 2px; }
.form-input, select.form-input, textarea.form-input {
    width: 100%; padding: 9px 12px; border: 1px solid var(--c-line); border-radius: var(--radius-sm);
    font-size: 14px; color: var(--c-text); background: #fff; outline: none;
    transition: border-color .15s, box-shadow .15s; font-family: inherit;
}
.form-input:focus { border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(58, 120, 238, .15); }
.form-input:disabled { background: #f3f5f9; color: var(--c-muted); }
textarea.form-input { resize: vertical; min-height: 80px; }
.input-affix { display: flex; align-items: center; gap: 8px; }
.input-affix .affix { color: #55637a; font-size: 14px; white-space: nowrap; }
.inline-input { width: 110px; }
fieldset .fieldset-title {
    font-size: 14px; font-weight: 700; color: var(--c-primary-deep);
    display: flex; align-items: center; gap: 7px;
    padding-bottom: 10px; margin-bottom: 14px; border-bottom: 1px dashed var(--c-line);
}
fieldset .fieldset-title i { color: var(--c-primary); }
fieldset { border: 1px solid var(--c-line); border-radius: var(--radius-sm); padding: 16px; margin-bottom: 18px; background: #fdfdfe; }

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 9px 18px; border-radius: var(--radius-sm); border: 1px solid transparent;
    font-size: 14px; cursor: pointer; transition: all .15s; font-family: inherit; line-height: 1.4;
    text-decoration: none;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--c-primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--c-primary-deep); color: #fff; }
.btn-outline { background: #fff; color: #55637a; border-color: var(--c-line); }
.btn-outline:hover:not(:disabled) { border-color: var(--c-primary); color: var(--c-primary); }
.btn-danger { background: var(--c-danger); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #c73e2c; color: #fff; }
.btn-success { background: var(--c-success); color: #fff; }
.btn-success:hover:not(:disabled) { background: #249463; color: #fff; }
.btn-warning { background: var(--c-warning); color: #5c430e; }
.btn-sm { padding: 5px 12px; font-size: 13px; }
.btn-block { width: 100%; }
.link-danger { color: var(--c-danger); }
.link-success { color: var(--c-success); }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--c-line); border-radius: var(--radius-sm); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
table.tbl th {
    background: #f2f6fd; color: #44536e; font-weight: 600; text-align: left;
    padding: 10px 12px; border-bottom: 1px solid var(--c-line); white-space: nowrap;
}
table.tbl td { padding: 9px 12px; border-bottom: 1px solid #eef1f6; }
table.tbl tr:last-child td { border-bottom: none; }
table.tbl tr:hover td { background: #f8faff; }
table.tbl .empty { text-align: center; color: var(--c-muted); padding: 28px 12px; }
.mono { font-family: Consolas, monospace; font-size: 13px; }
table.tbl input.form-input { padding: 6px 8px; font-size: 13px; }
td.product-total { font-weight: 600; color: var(--c-primary-deep); }

/* ---------- 统计数字 ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card {
    background: #fff; border-radius: var(--radius); border: 1px solid var(--c-line);
    padding: 18px 20px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.stat-card::after {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
    background: var(--c-primary); border-radius: 4px 0 0 4px; opacity: .8;
}
.stat-card.stat-green::after { background: var(--c-success); }
.stat-card.stat-warn::after { background: var(--c-warning); }
.stat-label { font-size: 13px; color: var(--c-muted); margin-bottom: 4px; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--c-text); }
.stat-value small { font-size: 13px; font-weight: 400; color: var(--c-muted); margin-left: 4px; }

/* ---------- 标签 ---------- */
.tag {
    display: inline-flex; align-items: center; padding: 2px 10px; border-radius: 999px;
    font-size: 12px; background: var(--c-primary-light); color: var(--c-primary-deep);
}
.tag-green { background: #e9f9f1; color: #1e8e5a; }
.tag-warn { background: #fff8e6; color: #a06a12; }
.tag-gray { background: #f0f2f6; color: #6b7a93; }

/* ---------- 登录页 ---------- */
.login-wrap {
    min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 24px;
    background: linear-gradient(160deg, #eaf1fc 0%, var(--c-bg) 48%, #e3edfb 100%);
}
.login-box { width: 100%; max-width: 420px; }
.login-logo {
    width: 64px; height: 64px; margin: 0 auto 18px; border-radius: 18px;
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
    display: flex; align-items: center; justify-content: center; color: #fff; font-size: 30px;
    box-shadow: var(--shadow-lg);
}
.login-box h1 { text-align: center; font-size: 24px; margin-bottom: 6px; }
.login-box .login-sub { text-align: center; color: var(--c-muted); font-size: 14px; margin-bottom: 26px; }
.login-card { background: #fff; border-radius: 16px; box-shadow: var(--shadow-lg); border: 1px solid var(--c-line); padding: 32px 28px; }
.login-input-icon { position: relative; }
.login-input-icon .form-input { padding-left: 38px; }
.login-input-icon > i { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--c-muted); }
.login-foot { text-align: center; margin-top: 22px; color: var(--c-muted); font-size: 12px; }

/* ---------- 更多功能菜单动画与校验工具类 ---------- */
.animate-shake { animation: shake .5s cubic-bezier(.36,.07,.19,.97) both; }
@keyframes shake { 10%,90%{transform:translateX(-1px)} 20%,80%{transform:translateX(2px)} 30%,50%,70%{transform:translateX(-3px)} 40%,60%{transform:translateX(3px)} }
.hidden { display: none !important; }
.border-red-500 { border-color: var(--c-danger) !important; }
.err-msg { color: var(--c-danger); font-size: 12px; margin-top: 3px; }
.bg-blue-50 { background: #eef4ff !important; }
.bg-red-50 { background: #ffecec !important; }
.opacity-50 { opacity: .5; }
.cursor-not-allowed { cursor: not-allowed; }
.text-red-500 { color: var(--c-danger); }
.text-muted { color: var(--c-muted); }

/* ---------- 合同正文 ---------- */
.contract-content { line-height: 1.9; font-size: 14px; font-family: "SimSun", serif; color: #111; }
.contract-content h1 { text-align: center; font-size: 24px; margin-bottom: 8px; }
.contract-content h2 { font-size: 16px; margin: 18px 0 10px; }
.contract-content p { margin-bottom: 8px; }
.contract-content .contract-table { font-size: 12px; margin: 10px 0; }
.contract-content .contract-table table { border-collapse: collapse; width: 100%; }
.contract-content .contract-table th, .contract-content .contract-table td { border: 1px solid #333; padding: 6px 8px; text-align: left; }
.contract-content .contract-table th { background: #f5f5f5; }
.contract-content .sign-row { display: flex; justify-content: space-between; margin-top: 40px; gap: 20px; }
.contract-content .sign-row > div { text-align: center; flex: 1; }
.pdf-export-container { width: 794px; padding: 40px; background: #fff; position: fixed; left: -9999px; top: 0; z-index: 50; }

/* ---------- 页脚 ---------- */
.footer { background: linear-gradient(120deg, var(--c-primary-dark) 0%, var(--c-primary) 100%); color: #fff; padding: 26px 0; margin-top: auto; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer h3 { font-size: 17px; margin-bottom: 4px; }
.footer p { font-size: 13px; opacity: .88; }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .card { padding: 16px; }
    .topbar-inner { justify-content: center; }
}