/* ===== WEBSITE TYPE GRID ===== */
/* 注意：勿在全局写死 repeat(4,1fr)，否则会盖掉 site-common 的手机端规则，导致窄屏仍 4 列挤爆 */
.wtype-grid{display:grid;gap:22px}
.wtype-card{border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);border:1px solid var(--border);background:#fff;transition:var(--tr);cursor:pointer}
.wtype-card:hover{transform:translateY(-8px);box-shadow:var(--sh-l);border-color:transparent}
.wtype-img{height:180px;overflow:hidden;position:relative}
.wtype-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.wtype-card:hover .wtype-img img{transform:scale(1.06)}
.wtype-body{padding:22px}
.wtype-icon{width:48px;height:48px;border-radius:12px;background:var(--blue-bg);display:flex;align-items:center;justify-content:center;margin-bottom:14px;transition:var(--tr)}
.wtype-card:hover .wtype-icon{background:var(--blue)}
.wtype-icon i{font-size:22px;color:var(--blue);transition:var(--tr)}
.wtype-card:hover .wtype-icon i{color:#fff}
.wtype-title{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:8px}
.wtype-desc{font-size:13px;color:var(--text-2);line-height:1.75}

/* ===== FEATURE GRID ===== */
.feat-grid{display:grid;gap:22px}
.feat-card{padding:32px 24px;background:#fff;border-radius:var(--r);box-shadow:var(--sh);border:1px solid var(--border);text-align:center;transition:var(--tr)}
.feat-card:hover{transform:translateY(-8px);box-shadow:var(--sh-l);border-color:transparent}
.feat-icon{width:64px;height:64px;border-radius:18px;background:var(--blue-bg);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;transition:var(--tr)}
.feat-card:hover .feat-icon{background:var(--blue)}
.feat-icon i{font-size:28px;color:var(--blue);transition:var(--tr)}
.feat-card:hover .feat-icon i{color:#fff}
.feat-num{font-size:40px;font-weight:900;color:var(--dark);line-height:1;margin-bottom:6px}
.feat-num sup{font-size:18px;color:var(--blue);vertical-align:super;line-height:0;font-weight:700}
.feat-title{font-size:15px;font-weight:700;color:var(--dark);margin-bottom:8px}
.feat-desc{font-size:13px;color:var(--text-2);line-height:1.75}

/* ===== SERVICE STEP (alternating 2-col on ≥769px) ===== */
.svc-step{display:grid;margin-bottom:80px}
.svc-step:last-child{margin-bottom:0}
.svc-step.rev .svc-step-img{order:-1}
.svc-step-img{border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-l)}
.svc-step-img img{width:100%;display:block}
.svc-step-num{font-size:72px;font-weight:900;color:var(--blue-bg);line-height:1;letter-spacing:-3px;font-style:italic;font-family:Arial Black,Arial,sans-serif;margin-bottom:4px}
.svc-step-title{font-size:28px;font-weight:800;color:var(--dark);margin-bottom:16px}
.svc-step-desc{font-size:15px;color:var(--text-2);line-height:2;margin-bottom:24px}
.svc-tags{display:flex;flex-wrap:wrap;gap:8px}
.svc-tag{padding:6px 14px;background:var(--blue-bg);color:var(--blue);border-radius:50px;font-size:13px;font-weight:500}

/* ===== PROCESS (dark bg) ===== */
.process-sec{background:linear-gradient(rgba(5,10,30,.9),rgba(8,15,42,.95)),url(/img/t1.png) center/cover no-repeat fixed;padding:100px 0;position:relative;overflow:hidden}
.process-sec::before{content:"";position:absolute;top:-150px;right:-150px;width:500px;height:500px;border-radius:50%;background:rgba(24,77,196,.22);filter:blur(100px);pointer-events:none}
.process-list{display:grid;gap:0;position:relative;z-index:1}
.process-list::before{content:"";position:absolute;top:32px;left:0;right:0;height:1px;background:rgba(255,255,255,.12);z-index:0}
.proc-item{text-align:center;position:relative;z-index:1;padding:0 8px}
.proc-num{width:64px;height:64px;border-radius:50%;background:rgba(24,77,196,.5);color:#fff;font-size:22px;font-weight:900;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;border:2px solid rgba(255,255,255,.25);transition:var(--tr)}
.proc-item:hover .proc-num{background:var(--blue);border-color:rgba(255,255,255,.6);transform:scale(1.1);box-shadow:0 10px 30px rgba(24,77,196,.5)}
.proc-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:6px}
.proc-desc{font-size:12px;color:rgba(255,255,255,.5);line-height:1.6}

/* ===== CASE GRID ===== */
.case-grid{display:grid;gap:24px}
.case-card{border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);border:1px solid var(--border);background:#fff;transition:var(--tr);cursor:pointer}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--sh-l);border-color:transparent}
.case-img{position:relative;overflow:hidden;height:220px}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-img-ov{position:absolute;inset:0;background:linear-gradient(to top,rgba(13,13,13,.55),transparent 55%);opacity:0;transition:var(--tr)}
.case-card:hover .case-img-ov{opacity:1}
.case-body{padding:20px 22px}
.case-cat{display:inline-block;padding:3px 10px;background:var(--blue-bg);color:var(--blue);border-radius:50px;font-size:11px;font-weight:600;margin-bottom:10px}
.case-title{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:8px;line-height:1.4}
.case-desc{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:14px}
.case-tags{display:flex;flex-wrap:wrap;gap:6px}
.case-tag{font-size:11px;padding:3px 9px;background:var(--cream);color:var(--text-2);border-radius:50px;border:1px solid var(--border)}

/* ===== QUOTE / CTA ===== */
.quote-sec{background:linear-gradient(rgba(20,56,180,.88),rgba(14,40,136,.92)),url(/img/comp.png) center/cover no-repeat;padding:100px 0;position:relative;overflow:hidden}
.quote-sec::before{content:"";position:absolute;top:-180px;right:-180px;width:600px;height:600px;border-radius:50%;background:rgba(255,255,255,.07);filter:blur(80px);pointer-events:none}
.quote-sec::after{content:"";position:absolute;bottom:-120px;left:-60px;width:400px;height:400px;border-radius:50%;background:rgba(0,0,0,.12);filter:blur(70px);pointer-events:none}
.quote-grid{display:grid;gap:80px;align-items:center;position:relative;z-index:1}
.q-left h2{font-size:38px;font-weight:900;color:#fff;line-height:1.25;margin-bottom:18px}
.q-left p{font-size:15px;color:rgba(255,255,255,.82);line-height:2;margin-bottom:28px}
.q-tel-lbl{font-size:11px;color:rgba(255,255,255,.5);letter-spacing:2px;margin-bottom:6px}
.q-tel{font-size:32px;font-weight:900;color:#fff;letter-spacing:2px}
.q-card{background:rgba(255,255,255,.97);border-radius:var(--r);padding:36px}
.q-card-h{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:22px;line-height:1.4}
.q-checks{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.q-chk{display:inline-flex;align-items:center;gap:7px;padding:7px 16px;border:1.5px solid var(--border);border-radius:50px;font-size:13px;font-weight:500;color:var(--text-2);cursor:pointer;transition:var(--tr)}
.q-chk:hover{border-color:var(--blue);color:var(--blue)}
.q-chk input{accent-color:var(--blue)}
.q-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.q-field label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:7px}
.q-input{width:100%;padding:12px 15px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;color:var(--text);background:#fff;transition:var(--tr)}
.q-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(24,77,196,.1)}
.q-captcha-row{display:flex;gap:10px;margin-bottom:18px;align-items:flex-end}
.q-captcha-row .q-field{flex:1;margin:0}
.q-captcha-box{display:flex;gap:8px;align-items:center;flex-shrink:0}
.captcha-img{height:44px;border-radius:10px;overflow:hidden;border:1.5px solid var(--border);display:flex;align-items:center;cursor:pointer;background:linear-gradient(135deg,#e8effc,#c7d7fb);min-width:110px;user-select:none;position:relative}
.captcha-img canvas{display:block}
.captcha-refresh{font-size:12px;color:rgba(255,255,255,.75);cursor:pointer;white-space:nowrap;font-weight:500;transition:color .2s}
.captcha-refresh:hover{color:#fff}
.q-submit{width:100%;padding:14px;background:var(--dark);color:#fff;border:none;border-radius:50px;font-size:15px;font-weight:700;letter-spacing:2px;cursor:pointer;transition:var(--tr)}
.q-submit:hover{background:#222;transform:translateY(-2px)}

/* 桌面端栅格：仅在大屏/中等以上写列数，避免再次盖掉 site-common 的平板与手机规则 */
@media (min-width: 769px) {
  .svc-step {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }
}
@media (min-width: 1201px) {
  .wtype-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .feat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .case-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process-list {
    grid-template-columns: repeat(5, 1fr);
  }
  .quote-grid {
    grid-template-columns: 1fr 1fr;
  }
  .svc-step {
    gap: 80px;
  }
}

/* ===== 网站建设页 · 手机端（对齐设计稿）===== */
@media (max-width: 768px) {
  /* —— 网站类型：单列大卡片、左右留白、大圆角 —— */
  .wtype-grid {
    gap: 20px;
    padding: 0 2px;
    min-width: 0;
  }
  .wtype-card {
    min-width: 0;
    border-radius: 20px;
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.06);
  }
  .wtype-img {
    height: 176px;
    border-radius: 20px 20px 0 0;
  }
  .wtype-body {
    padding: 18px 18px 20px;
  }
  .wtype-title {
    font-size: 16px;
  }
  .wtype-desc {
    font-size: 13px;
    line-height: 1.7;
  }

  /* —— 核心优势：2×2、白卡片、圆角与间距 —— */
  .feat-grid {
    gap: 12px;
    min-width: 0;
  }
  .feat-card {
    min-width: 0;
    border-radius: 22px;
    padding: 26px 16px;
    box-shadow: 0 4px 22px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.06);
  }
  .feat-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
  }
  .feat-icon i {
    font-size: 24px;
  }

  /* —— 服务内容：左对齐文案、大号半透明序号、配图圆角 —— */
  .svc-step {
    margin-bottom: 44px;
    gap: 24px;
    min-width: 0;
  }
  .svc-step:last-child {
    margin-bottom: 0;
  }
  .svc-step-text {
    text-align: left;
    padding: 0 2px;
    min-width: 0;
  }
  .svc-step-num {
    font-size: clamp(52px, 16vw, 76px);
    letter-spacing: -4px;
    opacity: 0.38;
    color: var(--blue);
    margin-bottom: -0.2em;
    line-height: 0.95;
  }
  .svc-step-title {
    font-size: clamp(20px, 5.4vw, 24px);
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
  }
  .svc-step-desc {
    font-size: 14px;
    line-height: 1.75;
    margin-bottom: 18px;
  }
  .svc-step-img {
    border-radius: 14px;
    box-shadow: 0 10px 36px rgba(0, 0, 0, 0.1);
  }
  .svc-tag {
    font-size: 12px;
    padding: 6px 12px;
  }

  /* —— 建设流程：2×2 + 第 5 步居中；隐藏横向连线 —— */
  .process-sec {
    background-attachment: scroll;
    padding: 56px 0 64px;
  }
  .process-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px 12px;
    align-items: start;
    min-width: 0;
  }
  .process-list::before {
    display: none;
  }
  .proc-item {
    min-width: 0;
    padding: 0 4px;
  }
  .proc-item:nth-child(5) {
    grid-column: 1 / -1;
    max-width: 300px;
    margin: 8px auto 0;
  }
  .proc-num {
    width: 56px;
    height: 56px;
    font-size: 17px;
    margin-bottom: 14px;
    background: linear-gradient(145deg, rgba(61, 112, 232, 0.85), rgba(24, 77, 196, 0.95));
  }
  .proc-title {
    font-size: 13px;
    line-height: 1.35;
  }
  .proc-desc {
    font-size: 11px;
    line-height: 1.55;
  }

  /* —— 案例：浅底上的白卡片（sec-cream 由 HTML 控制）—— */
  .case-grid {
    gap: 20px;
    min-width: 0;
  }
  .case-card {
    min-width: 0;
    border-radius: 18px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.07);
    border-color: rgba(0, 0, 0, 0.06);
  }
  .case-img {
    height: 200px;
    border-radius: 18px 18px 0 0;
  }
  .case-body {
    padding: 18px 16px 20px;
  }
  .case-title {
    font-size: 16px;
  }
  .case-desc {
    font-size: 13px;
    line-height: 1.65;
  }

  .quote-sec {
    padding: 64px 0;
  }
  .quote-grid {
    gap: 36px;
    min-width: 0;
  }
}

@media (max-width: 480px) {
  .wtype-grid {
    gap: 18px;
  }
  .wtype-card {
    border-radius: 18px;
  }
  .wtype-img {
    height: 168px;
    border-radius: 18px 18px 0 0;
  }
  .feat-card {
    padding: 22px 14px;
    border-radius: 20px;
  }
  .feat-num {
    font-size: 30px;
  }
  .feat-num sup {
    font-size: 14px;
  }
  .process-list {
    gap: 18px 10px;
  }
  .proc-num {
    width: 52px;
    height: 52px;
    font-size: 16px;
  }
}