/* ===== 标易官网 · 全局样式 ===== */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --accent: #06b6d4;
  --ink: #0f172a;
  --ink-2: #334155;
  --ink-3: #64748b;
  --line: #e2e8f0;
  --bg: #f8fafc;
  --card: #ffffff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-lg: 0 4px 12px rgba(37, 99, 235, .10), 0 16px 40px rgba(15, 23, 42, .10);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1160px, 92%); margin: 0 auto; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .86); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 36px; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 800; letter-spacing: .5px; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px; flex: none;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; display: grid; place-items: center; font-size: 17px; font-weight: 800;
}
.logo-img { height: 42px; width: auto; display: block; }
.logo-tile {
  width: 40px; height: 40px; border-radius: 10px; flex: none; overflow: hidden;
  background: #fff; display: grid; place-items: center; box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.logo-tile img { width: 76%; height: auto; display: block; }
.login-logo {
  width: 58px; height: 58px; border-radius: 15px; background: #fff; padding: 10px;
  box-shadow: 0 6px 18px rgba(0,0,0,.28); margin-bottom: 22px;
}
.logo em { font-style: normal; color: var(--primary); }
.nav-links { display: flex; gap: 6px; margin-left: auto; align-items: center; }
.nav-links a {
  padding: 8px 16px; border-radius: 9px; color: var(--ink-2); font-size: 15px; font-weight: 500;
  transition: .2s;
}
.nav-links a:hover { color: var(--primary); background: var(--primary-light); }
.nav-links a.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 22px; border-radius: 10px; font-size: 15px; font-weight: 600;
  border: none; cursor: pointer; transition: .2s; white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), #3b82f6); color: #fff; box-shadow: 0 6px 18px rgba(37, 99, 235, .28); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(37, 99, 235, .36); }
.btn-ghost { background: #fff; color: var(--primary); border: 1.5px solid var(--primary-light); }
.btn-ghost:hover { border-color: var(--primary); background: var(--primary-light); }
.nav .btn { padding: 9px 20px; }

/* ===== 首页 Hero ===== */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(135deg, #0b1e46 0%, #1e3a8a 48%, #2563eb 100%);
  padding: 96px 0 120px;
}
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(2px); opacity: .5;
}
.hero::before { width: 480px; height: 480px; right: -140px; top: -180px; background: radial-gradient(circle, rgba(6,182,212,.45), transparent 70%); }
.hero::after { width: 380px; height: 380px; left: -120px; bottom: -200px; background: radial-gradient(circle, rgba(59,130,246,.5), transparent 70%); }
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22);
  font-size: 13.5px; letter-spacing: 1px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(32px, 4.4vw, 50px); line-height: 1.28; font-weight: 800; letter-spacing: 1px; }
.hero h1 span { background: linear-gradient(90deg, #67e8f9, #93c5fd); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { margin-top: 20px; font-size: 17px; color: rgba(255,255,255,.82); max-width: 560px; }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.hero .btn-light { background: #fff; color: var(--primary-dark); box-shadow: 0 8px 22px rgba(0,0,0,.22); }
.hero .btn-outline { background: rgba(255,255,255,.08); color: #fff; border: 1.5px solid rgba(255,255,255,.4); }
.hero .btn-outline:hover { background: rgba(255,255,255,.16); }
.hero-stats { display: flex; gap: 40px; margin-top: 52px; flex-wrap: wrap; }
.hero-stats b { display: block; font-size: 30px; font-weight: 800; }
.hero-stats span { font-size: 13.5px; color: rgba(255,255,255,.7); letter-spacing: 1px; }

/* Hero 右侧卡片 */
.hero-visual {
  background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.22);
  border-radius: 20px; padding: 26px; backdrop-filter: blur(10px);
  box-shadow: 0 24px 60px rgba(0,0,0,.28);
}
.hero-visual h4 { font-size: 15px; letter-spacing: 1px; color: rgba(255,255,255,.85); margin-bottom: 16px; }
.flow-step {
  display: flex; align-items: center; gap: 14px; padding: 12px 14px; border-radius: 12px;
  background: rgba(255,255,255,.08); margin-bottom: 10px; transition: .25s;
}
.flow-step:hover { background: rgba(255,255,255,.16); transform: translateX(4px); }
.flow-step:last-child { margin-bottom: 0; }
.flow-step i {
  width: 34px; height: 34px; border-radius: 9px; flex: none; font-style: normal;
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
  background: linear-gradient(135deg, #38bdf8, #818cf8); color: #06214a;
}
.flow-step b { display: block; font-size: 14.5px; }
.flow-step span { font-size: 12.5px; color: rgba(255,255,255,.66); }

/* ===== 通用 Section ===== */
.section { padding: 84px 0; }
.section.alt { background: #fff; }
.section-head { text-align: center; margin-bottom: 52px; }
.section-head .kicker {
  display: inline-block; color: var(--primary); font-size: 13.5px; font-weight: 700;
  letter-spacing: 3px; margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; letter-spacing: 1px; }
.section-head p { color: var(--ink-3); margin-top: 12px; font-size: 15.5px; }

/* 优势卡片 */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; transition: .25s; position: relative; overflow: hidden;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card .icon {
  width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center;
  font-size: 24px; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--primary-light), #cffafe); color: var(--primary-dark);
}
.feature-card h3 { font-size: 17.5px; margin-bottom: 10px; font-weight: 700; }
.feature-card p { font-size: 14px; color: var(--ink-3); }

/* 流程时间线 */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; counter-reset: step; }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 18px; text-align: center; transition: .25s; }
.step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.step .num {
  width: 42px; height: 42px; margin: 0 auto 14px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-weight: 800; font-size: 17px;
}
.step b { display: block; font-size: 15.5px; margin-bottom: 6px; }
.step span { font-size: 13px; color: var(--ink-3); }

/* 公告列表（首页/信息发布页共用） */
.ann-item {
  display: flex; align-items: center; gap: 18px; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px;
  cursor: pointer; transition: .2s;
}
.ann-item + .ann-item { margin-top: 12px; }
.ann-item:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateX(4px); }
.ann-date { flex: none; text-align: center; width: 66px; }
.ann-date b { display: block; font-size: 24px; font-weight: 800; color: var(--primary); line-height: 1.1; }
.ann-date span { font-size: 12.5px; color: var(--ink-3); }
.ann-body { flex: 1; min-width: 0; }
.ann-body h4 { font-size: 16px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ann-body p { font-size: 13.5px; color: var(--ink-3); margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ann-meta { flex: none; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.tag {
  display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600;
  background: var(--primary-light); color: var(--primary-dark);
}
.tag.t-win { background: #dcfce7; color: #15803d; }
.tag.t-change { background: #fef3c7; color: #b45309; }
.tag.t-clarify { background: #ede9fe; color: #6d28d9; }
.tag.t-pre { background: #cffafe; color: #0e7490; }

/* 信息发布页工具条 */
.news-toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 26px; }
.filter-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-tabs button {
  padding: 8px 18px; border-radius: 999px; border: 1.5px solid var(--line); background: #fff;
  color: var(--ink-2); font-size: 14px; cursor: pointer; transition: .2s;
}
.filter-tabs button:hover { border-color: var(--primary); color: var(--primary); }
.filter-tabs button.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.search-box { margin-left: auto; display: flex; gap: 8px; }
.search-box input {
  width: 240px; padding: 9px 16px; border-radius: 10px; border: 1.5px solid var(--line);
  font-size: 14px; outline: none; transition: .2s; background: #fff;
}
.search-box input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }

/* 分页 */
.pager { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 34px; }
.pager button {
  min-width: 38px; height: 38px; padding: 0 12px; border-radius: 10px; border: 1.5px solid var(--line);
  background: #fff; cursor: pointer; font-size: 14px; transition: .2s;
}
.pager button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pager button.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.pager button:disabled { opacity: .45; cursor: not-allowed; }

/* 公告详情弹层 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15, 23, 42, .55); backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center; z-index: 200; padding: 24px;
}
.modal-mask.show { display: flex; }
.modal {
  width: min(760px, 100%); max-height: 84vh; overflow: auto; background: #fff;
  border-radius: 18px; padding: 36px 40px; box-shadow: var(--shadow-lg);
  animation: pop .25s ease;
}
@keyframes pop { from { transform: scale(.96); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal h3 { font-size: 22px; line-height: 1.5; margin-bottom: 12px; }
.modal .m-meta { display: flex; gap: 18px; color: var(--ink-3); font-size: 13.5px; padding-bottom: 18px; border-bottom: 1px solid var(--line); margin-bottom: 20px; flex-wrap: wrap; }
.modal .m-content { font-size: 15px; color: var(--ink-2); white-space: pre-wrap; word-break: break-all; }
.modal .m-content.rich { white-space: normal; word-break: break-word; line-height: 1.8; }
.modal .m-content.rich p { margin: 0 0 10px; }
.modal .m-content.rich img { max-width: 100%; }
.modal .m-content.rich table { border-collapse: collapse; }
.modal .m-content.rich td, .modal .m-content.rich th { border: 1px solid #d8dee9; padding: 4px 8px; }
.modal .m-content.rich ul, .modal .m-content.rich ol { padding-left: 22px; margin: 0 0 10px; }
.modal .m-close { float: right; border: none; background: none; font-size: 22px; color: var(--ink-3); cursor: pointer; line-height: 1; }
.modal .m-close:hover { color: var(--ink); }

/* ===== 登录页 ===== */
.login-wrap {
  min-height: calc(100vh - 66px); display: grid; place-items: center; padding: 60px 20px;
  background:
    radial-gradient(800px 400px at 85% 10%, rgba(6,182,212,.14), transparent 60%),
    radial-gradient(700px 380px at 10% 90%, rgba(37,99,235,.12), transparent 60%),
    var(--bg);
}
.login-card {
  width: min(960px, 100%); display: grid; grid-template-columns: 1.05fr 1fr;
  background: #fff; border-radius: 22px; overflow: hidden; box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}
.login-side { background: linear-gradient(150deg, #0b1e46, #1e3a8a 55%, #2563eb); color: #fff; padding: 52px 44px; display: flex; flex-direction: column; justify-content: center; }
.login-side h2 { font-size: 27px; font-weight: 800; line-height: 1.4; }
.login-side p { color: rgba(255,255,255,.78); margin-top: 16px; font-size: 14.5px; }
.login-side ul { list-style: none; margin-top: 30px; display: grid; gap: 14px; }
.login-side li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: rgba(255,255,255,.9); }
.login-side li::before { content: "✓"; flex: none; width: 22px; height: 22px; border-radius: 50%; background: rgba(255,255,255,.18); display: grid; place-items: center; font-size: 12px; margin-top: 2px; }
.login-form { padding: 52px 46px; display: flex; flex-direction: column; justify-content: center; }
.login-form h3 { font-size: 23px; font-weight: 800; }
.login-form .sub { color: var(--ink-3); font-size: 14px; margin: 8px 0 30px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 7px; }
.field input {
  width: 100%; padding: 12px 16px; border-radius: 11px; border: 1.5px solid var(--line);
  font-size: 15px; outline: none; transition: .2s; background: var(--bg);
}
.field input:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px var(--primary-light); }
.login-form .btn { width: 100%; padding: 13px; font-size: 16px; margin-top: 6px; }
.login-tip { margin-top: 20px; font-size: 13px; color: var(--ink-3); background: var(--bg); border: 1px dashed var(--line); border-radius: 10px; padding: 10px 14px; }
.login-ok {
  display: none; text-align: center; padding: 12px 0;
}
.login-ok.show { display: block; }
.login-ok .ok-ico { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; background: #dcfce7; color: #16a34a; display: grid; place-items: center; font-size: 30px; }
.login-ok h3 { margin-bottom: 8px; }
.login-ok p { color: var(--ink-3); font-size: 14px; margin-bottom: 24px; }
.login-ok .btn { width: auto; padding: 12px 30px; }

/* ===== 联系我们 ===== */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 56px; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 28px; text-align: center; transition: .25s;
}
.contact-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.contact-card .icon {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 16px; display: grid; place-items: center;
  font-size: 25px; background: linear-gradient(135deg, var(--primary-light), #cffafe); color: var(--primary-dark);
}
.contact-card h3 { font-size: 17px; margin-bottom: 8px; }
.contact-card p { color: var(--ink-2); font-size: 15px; font-weight: 500; }
.contact-card span { display: block; color: var(--ink-3); font-size: 13.5px; margin-top: 6px; }
.contact-form-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 40px 42px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px 22px; box-shadow: var(--shadow);
}
.contact-form-card .full { grid-column: 1 / -1; }
.contact-form-card input, .contact-form-card textarea {
  width: 100%; padding: 12px 16px; border-radius: 11px; border: 1.5px solid var(--line);
  font-size: 14.5px; outline: none; transition: .2s; font-family: inherit; background: var(--bg);
}
.contact-form-card input:focus, .contact-form-card textarea:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px var(--primary-light); }
.contact-form-card textarea { resize: vertical; min-height: 110px; }

/* ===== Footer ===== */
.site-footer { background: #0b1220; color: #94a3b8; margin-top: 84px; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 60px 0 44px; }
.site-footer h5 { color: #e2e8f0; font-size: 15px; margin-bottom: 18px; letter-spacing: 1px; }
.site-footer .logo { color: #fff; margin-bottom: 14px; }
.site-footer p { font-size: 13.5px; line-height: 1.9; }
.site-footer ul { list-style: none; display: grid; gap: 10px; }
.site-footer ul a { font-size: 13.5px; transition: .2s; }
.site-footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(148,163,184,.15); padding: 20px 0; font-size: 13px; text-align: center; color: #64748b; }

/* 提示条 */
.toast {
  position: fixed; left: 50%; bottom: 44px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 11px 22px; border-radius: 999px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: .3s; z-index: 300; box-shadow: var(--shadow-lg);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok { background: #15803d; }
.toast.err { background: #b91c1c; }

/* 空状态 / 加载 */
.empty { text-align: center; color: var(--ink-3); padding: 70px 0; font-size: 15px; }
.empty .big { font-size: 44px; margin-bottom: 12px; }
.skeleton { height: 84px; border-radius: var(--radius); background: linear-gradient(90deg, #eef2f7 25%, #f7fafc 50%, #eef2f7 75%); background-size: 200% 100%; animation: shine 1.2s infinite; }
.skeleton + .skeleton { margin-top: 12px; }
@keyframes shine { to { background-position: -200% 0; } }

/* 响应式 */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .contact-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .login-card { grid-template-columns: 1fr; }
  .login-side { display: none; }
  .contact-form-card { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .nav-links a { padding: 8px 10px; }
  .search-box { margin-left: 0; width: 100%; }
  .search-box input { width: 100%; }
  .ann-meta { display: none; }
}

.footer-bottom a.beian-link { color: #64748b; margin-left: 12px; transition: .2s; }
.footer-bottom a.beian-link:hover { color: #94a3b8; }