/* ============================================================
   news-toubiao · 投标资讯 · 原型：左右分屏
   纯白+浅蓝+浅紫 · 左粘性栏(导读+频道导航) + 右资讯列
   ============================================================ */

/* ---------- 首屏 ---------- */
.nt-hero{position:relative;min-height:480px;display:flex;align-items:center;padding:130px 0 96px;overflow:hidden}
.nt-hero-bg{position:absolute;inset:0;z-index:0}
.nt-hero-bg img{width:100%;height:100%;object-fit:cover}
.nt-hero-mask{position:absolute;inset:0;z-index:1;
  background:linear-gradient(115deg,rgba(29,43,58,.8) 0%,rgba(124,111,208,.5) 52%,rgba(59,143,212,.5) 100%)}
.nt-hero-inner{position:relative;z-index:2;max-width:820px;color:#fff}
.nt-kicker{display:inline-block;padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.35);font-size:.84rem;letter-spacing:2px;margin-bottom:20px}
.nt-title{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;line-height:1.25;margin-bottom:18px}
.nt-title em{font-style:normal;color:#ffe9a8}
.nt-sub{font-size:1.05rem;line-height:1.9;color:rgba(255,255,255,.93);max-width:680px;margin-bottom:30px}
.nt-actions{display:flex;flex-wrap:wrap;gap:14px}
.nt-hero-wave{position:absolute;left:0;right:0;bottom:-1px;z-index:3;line-height:0}
.nt-hero-wave svg{width:100%;height:70px;display:block}

/* ---------- 分屏主体 ---------- */
.nt-split{background:
  radial-gradient(400px 300px at 96% 6%,rgba(99,176,232,.14),transparent 70%),var(--paper)}
.nt-split-grid{display:grid;grid-template-columns:340px 1fr;gap:44px;align-items:start}

/* 左粘性栏 */
.nt-side{position:sticky;top:96px}
.nt-side-box{background:var(--blue-bg);border-radius:var(--r-lg) var(--r-sm) var(--r-lg) var(--r-sm);padding:30px 26px;box-shadow:var(--shadow)}
.nt-side-box h2{font-size:1.3rem;font-weight:800;line-height:1.4;margin-bottom:14px}
.nt-side-box h2 em{font-style:normal;color:var(--blue)}
.nt-side-box>p{color:var(--ink-2);font-size:.92rem;line-height:1.9;margin-bottom:18px}
.nt-side-box>p b{color:var(--ink)}
.nt-side-facts{display:grid;gap:10px;margin-bottom:22px}
.nt-fact{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--ink-2);line-height:1.7}
.nt-fact svg{width:18px;height:18px;color:var(--purple);flex-shrink:0;margin-top:3px}
.nt-side-nav{border-top:1px dashed rgba(59,143,212,.3);padding-top:18px}
.nt-side-nav h3{font-size:.95rem;font-weight:800;margin-bottom:12px;color:var(--ink)}
.nt-side-nav ul{display:grid;gap:4px}
.nt-side-nav a{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;border-radius:10px;
  color:var(--ink-2);font-size:.9rem;transition:background .25s,color .25s}
.nt-side-nav a:hover{background:#fff;color:var(--blue);padding-left:16px}
.nt-side-nav a.cur{background:#fff;color:var(--blue);font-weight:700}
.nt-side-nav a .arr{opacity:0;transform:translateX(-4px);transition:opacity .25s,transform .25s}
.nt-side-nav a:hover .arr,.nt-side-nav a.cur .arr{opacity:1;transform:none}

/* 右资讯列 */
.nt-feed{display:grid;gap:16px}
.nt-item{display:grid;grid-template-columns:128px 1fr;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md) var(--r-sm) var(--r-md) var(--r-sm);padding:16px;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;align-items:center}
.nt-item:hover{transform:translateX(6px);box-shadow:var(--shadow-2)}
.nt-thumb{position:relative;overflow:hidden;border-radius:var(--r-sm);aspect-ratio:1;display:block}
.nt-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.nt-item:hover .nt-thumb img{transform:scale(1.06)}
.nt-thumb-date{position:absolute;left:6px;bottom:6px;background:rgba(59,143,212,.92);color:#fff;
  font-size:.72rem;font-weight:700;padding:2px 9px;border-radius:6px;letter-spacing:.5px}
.nt-item:nth-child(even) .nt-thumb-date{background:rgba(124,111,208,.92)}
.nt-item-body h3{font-size:1.02rem;font-weight:800;line-height:1.5;margin-bottom:6px;color:var(--ink)}
.nt-item-body p{color:var(--ink-2);font-size:.88rem;line-height:1.75}
.nt-item-body .nt-tag{display:inline-block;margin-top:9px;font-size:.76rem;font-weight:600;color:var(--purple);background:var(--purple-bg);padding:2px 10px;border-radius:999px}
.nt-item:nth-child(even) .nt-item-body .nt-tag{color:var(--blue);background:var(--blue-bg)}

/* ---------- 实务贴士 strip ---------- */
.nt-tip{background:var(--mix-bg)}
.nt-tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.nt-tipcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg) var(--r-sm) var(--r-lg) var(--r-sm);
  padding:28px 26px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.nt-tipcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}
.nt-tipcard .nt-tico{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--purple-bg);color:var(--purple);margin-bottom:16px}
.nt-tipcard:nth-child(2) .nt-tico{background:var(--blue-bg);color:var(--blue)}
.nt-tipcard:nth-child(3) .nt-tico{background:var(--purple-bg);color:var(--purple)}
.nt-tipcard .nt-tico svg{width:24px;height:24px}
.nt-tipcard h3{font-size:1.1rem;font-weight:800;margin-bottom:10px}
.nt-tipcard p{color:var(--ink-2);font-size:.92rem;line-height:1.9}

/* ---------- 热门报考推荐 ---------- */
.nt-hot{background:var(--paper)}
.nt-hotgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.nt-hotcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg) var(--r-sm) var(--r-lg) var(--r-sm);
  padding:28px 26px;box-shadow:var(--shadow);overflow:hidden;transition:transform .3s,box-shadow .3s}
.nt-hotcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}
.nt-hotcard::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--purple),var(--blue))}
.nt-hotcard h3{font-size:1.12rem;font-weight:800;margin-bottom:10px}
.nt-hotcard p{color:var(--ink-2);font-size:.9rem;line-height:1.85;margin-bottom:18px}
.nt-hotcard .nt-more{color:var(--purple);font-weight:600;font-size:.9rem}
.nt-hotcard:hover .nt-more{color:var(--blue)}

/* ---------- CTA ---------- */
.nt-cta{padding-top:20px}
.nt-cta-box{position:relative;overflow:hidden;text-align:center;background:linear-gradient(135deg,#7c6fd0 0%,#3b8fd4 100%);
  color:#fff;border-radius:var(--r-lg) var(--r-sm) var(--r-lg) var(--r-sm);padding:60px 30px;box-shadow:var(--shadow-2)}
.nt-cta-glow{position:absolute;border-radius:50%;filter:blur(40px);opacity:.5}
.nt-cta-glow.g1{width:260px;height:260px;background:#a48fe8;top:-80px;right:-60px}
.nt-cta-glow.g2{width:220px;height:220px;background:#63b0e8;bottom:-70px;left:-50px}
.nt-cta-box h2{position:relative;font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;margin-bottom:12px}
.nt-cta-box>p{position:relative;max-width:560px;margin:0 auto 26px;color:rgba(255,255,255,.92)}
.nt-cta-contact{position:relative;display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin-bottom:28px}
.nt-cta-item{display:inline-flex;align-items:center;gap:12px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  border-radius:999px;padding:12px 22px;color:#fff;backdrop-filter:blur(6px);transition:background .25s,transform .25s}
.nt-cta-item:hover{background:rgba(255,255,255,.24);transform:translateY(-2px)}
.nt-cta-item svg{width:20px;height:20px}
.nt-cta-item span{display:flex;flex-direction:column;line-height:1.3;text-align:left}
.nt-cta-item small{font-size:.72rem;opacity:.8}
.nt-cta-item b{font-size:1.05rem}

/* ---------- 误区对照 ---------- */
.nt-myth{background:var(--paper)}
.nt-myth-list{display:grid;gap:16px}
.nt-myth-row{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch}
.nt-myth-wrong,.nt-myth-right{border-radius:var(--r-md);padding:22px 24px;line-height:1.85}
.nt-myth-wrong{background:#fbecee;border:1px solid #f3d4d4}
.nt-myth-right{background:var(--blue-bg);border:1px solid #cfe6f8}
.nt-mtag{display:inline-block;font-size:.74rem;font-weight:700;padding:3px 12px;border-radius:999px;margin-bottom:10px}
.nt-myth-wrong .nt-mtag{background:#e8878a;color:#fff}
.nt-myth-right .nt-mtag{background:var(--blue);color:#fff}
.nt-myth-wrong p{color:#8a4b4b;font-size:.94rem;margin:0}
.nt-myth-right p{color:var(--ink);font-size:.94rem;margin:0}
.nt-myth-vs{display:flex;align-items:center;color:var(--purple-2)}
.nt-myth-note{max-width:900px;margin:24px auto 0;text-align:center;color:var(--ink-2);line-height:2;font-size:.96rem}
.nt-myth-note2{max-width:900px;margin:14px auto 0;text-align:center;color:var(--ink-2);line-height:2;font-size:.96rem}

/* ---------- 投标资料延伸 ---------- */
.nt-more{background:var(--mix-bg)}
.nt-more-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.nt-morecard{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s}
.nt-morecard:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}
.nt-morecard h3{font-size:1.05rem;font-weight:800;margin-bottom:10px}
.nt-morecard p{color:var(--ink-2);font-size:.88rem;line-height:1.8;margin-bottom:16px}
.nt-more-link{color:var(--purple);font-weight:600;font-size:.86rem}
.nt-morecard:hover .nt-more-link{color:var(--blue)}
.nt-more-note{max-width:880px;margin:26px auto 0;text-align:center;color:var(--ink-2);line-height:2;font-size:.96rem}
.nt-more-note2{max-width:880px;margin:14px auto 0;text-align:center;color:var(--ink-2);line-height:2;font-size:.96rem}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nt-split-grid{grid-template-columns:1fr;gap:30px}
  .nt-side{position:static}
  .nt-tip-grid,.nt-hotgrid{grid-template-columns:repeat(2,1fr)}
  .nt-more-grid{grid-template-columns:repeat(2,1fr)}
  .nt-myth-row{grid-template-columns:1fr}
  .nt-myth-vs{justify-content:center;transform:rotate(90deg)}
}
@media (max-width:767px){
  .nt-hero{min-height:auto;padding:110px 0 70px}
  .nt-item{grid-template-columns:96px 1fr;gap:14px;padding:12px}
  .nt-tip-grid,.nt-hotgrid,.nt-more-grid{grid-template-columns:1fr}
  .nt-actions .btn{width:100%}
}