*{margin:0;padding:0;box-sizing:border-box}
:root{--pri:#0d9488;--pri-d:#0f766e;--pri-l:#ccfbf1;--sec:#6366f1;--acc:#f59e0b;--dan:#ef4444;--suc:#10b981;--bg:#f0fdfa;--bg2:#f8fafc;--w:#fff;--t1:#0f172a;--t2:#475569;--t3:#94a3b8;--br:#e2e8f0;--sh:0 1px 3px rgba(0,0,0,.04),0 1px 2px rgba(0,0,0,.06);--sh-lg:0 10px 25px rgba(0,0,0,.06),0 4px 10px rgba(0,0,0,.04);--sh-xl:0 20px 50px rgba(0,0,0,.1);--r:12px;--r-lg:16px}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--t1);line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:var(--pri);transition:color .2s}
a:hover{color:var(--pri-d)}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---- Header ---- */
.header{background:linear-gradient(135deg,#042f2e 0%,#0d9488 50%,#0f766e 100%);color:#fff;position:sticky;top:0;z-index:100;backdrop-filter:blur(20px)}
.header-top{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:12px;color:rgba(255,255,255,.75)}
.header-main{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.header-main .container{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:12px;color:#fff!important}
.logo-icon{width:44px;height:44px;background:rgba(255,255,255,.15);border-radius:var(--r);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;backdrop-filter:blur(10px)}
.logo-text h1{font-size:18px;font-weight:700;letter-spacing:-.3px}
.logo-text p{font-size:10px;opacity:.6;letter-spacing:.5px}
.nav{display:flex;gap:2px}
.nav a{color:rgba(255,255,255,.8);padding:6px 10px;border-radius:6px;font-size:13px;font-weight:500;transition:all .2s;white-space:nowrap}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.15);color:#fff}
.header-login{font-size:13px;color:rgba(255,255,255,.7);white-space:nowrap;display:flex;align-items:center;gap:6px}
.header-login a{color:#fff;font-weight:600;padding:5px 12px;background:rgba(255,255,255,.15);border-radius:6px;transition:all .2s;font-size:12px;white-space:nowrap}
.header-login a:hover{background:rgba(255,255,255,.25)}

/* ---- Hero ---- */
.hero{background:linear-gradient(135deg,#042f2e 0%,#0d9488 40%,#6366f1 100%);color:#fff;padding:100px 0;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(255,255,255,.06) 0%,transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(99,102,241,.15) 0%,transparent 70%);border-radius:50%}
.hero h2{font-size:44px;margin-bottom:16px;position:relative;font-weight:800;letter-spacing:-1px}
.hero p{font-size:17px;opacity:.85;max-width:700px;margin:0 auto 32px;position:relative;line-height:1.8}
.hero-btns{position:relative;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 24px;border-radius:var(--r);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .25s;letter-spacing:.2px}
.btn-primary{background:#fff;color:var(--pri)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.15)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4);backdrop-filter:blur(4px)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-2px)}
.btn-sm{padding:5px 14px;font-size:12px;border-radius:7px}
.btn-danger{background:var(--dan);color:#fff}
.btn-danger:hover{background:#dc2626}
.btn-success{background:var(--suc);color:#fff}
.btn-success:hover{background:#059669}
.btn-secondary{background:var(--sec);color:#fff}
.btn-secondary:hover{background:#4f46e5}

/* ---- Section ---- */
.section{padding:70px 0}
.section-title{text-align:center;margin-bottom:48px}
.section-title h3{font-size:30px;color:var(--t1);margin-bottom:8px;font-weight:800;letter-spacing:-.5px}
.section-title p{color:var(--t2);font-size:15px}
.section-title h3::after{content:'';display:block;width:48px;height:4px;background:linear-gradient(90deg,var(--pri),var(--sec));margin:14px auto 0;border-radius:2px}

/* ---- Cards ---- */
.card{background:var(--w);border-radius:var(--r-lg);box-shadow:var(--sh);padding:28px;transition:all .3s;border:1px solid var(--br)}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);border-color:transparent}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.card-grid-3{grid-template-columns:repeat(3,1fr)}
.card-grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.card-grid-3,.card-grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.card-grid-3,.card-grid-4{grid-template-columns:1fr}}

.service-card{text-align:center;padding:36px 24px;cursor:default}
.service-card .icon{width:64px;height:64px;background:var(--pri-l);border-radius:var(--r-lg);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:28px}
.service-card h4{margin-bottom:8px;color:var(--t1);font-size:16px;font-weight:700}
.service-card p{color:var(--t2);font-size:13px;line-height:1.6}

.advantage-card{display:flex;align-items:flex-start;gap:16px;padding:24px}
.advantage-card .adv-icon{width:48px;height:48px;background:var(--pri-l);border-radius:var(--r);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.advantage-card h4{font-size:15px;margin-bottom:4px;font-weight:700}
.advantage-card p{font-size:13px;color:var(--t2);line-height:1.6}

.case-card{overflow:hidden;padding:0}
.case-card .case-header{background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;padding:16px 24px;font-weight:700;font-size:15px}
.case-card .case-body{padding:20px 24px}
.case-card .case-body p{font-size:13px;color:var(--t2);margin-bottom:4px}

/* ---- Stats ---- */
.stats{background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;padding:48px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-item h4{font-size:38px;font-weight:800;letter-spacing:-1px}
.stat-item p{font-size:13px;opacity:.8;margin-top:4px}

/* ---- Table ---- */
.table-wrap{overflow-x:auto;background:var(--w);border-radius:var(--r-lg);box-shadow:var(--sh);border:1px solid var(--br)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{background:var(--bg2);color:var(--t1);padding:14px 18px;text-align:left;font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--br)}
td{padding:14px 18px;border-bottom:1px solid var(--br);color:var(--t2)}
tr:last-child td{border-bottom:none}
tr:hover td{background:#f0fdfa}

.badge{display:inline-flex;align-items:center;gap:3px;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.2px}
.badge-success{background:#d1fae5;color:#065f46}
.badge-warning{background:#fef3c7;color:#92400e}
.badge-info{background:#dbeafe;color:#1e40af}
.badge-danger{background:#fee2e2;color:#991b1b}

/* ---- Toolbar ---- */
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:12px;flex-wrap:wrap}
.search-box{display:flex;gap:8px;flex-wrap:wrap}
.search-box input,.search-box select{padding:9px 14px;border:1.5px solid var(--br);border-radius:var(--r);font-size:13px;background:var(--w);transition:border-color .2s}
.search-box input:focus,.search-box select:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 3px rgba(13,148,136,.1)}
.search-box input{width:240px}

/* ---- Modal ---- */
.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,23,42,.5);z-index:1000;align-items:center;justify-content:center;backdrop-filter:blur(2px)}
.modal-overlay.active{display:flex}
.modal{background:var(--w);border-radius:var(--r-lg);width:92%;max-width:680px;max-height:85vh;overflow-y:auto;box-shadow:var(--sh-xl);animation:modalIn .25s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--br);display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:var(--w);z-index:1}
.modal-header h3{font-size:17px;font-weight:700}
.modal-close{background:none;border:none;font-size:22px;cursor:pointer;color:var(--t3);width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s}
.modal-close:hover{background:var(--bg);color:var(--t1)}
.modal-body{padding:24px}

.form-group{margin-bottom:18px}
.form-group label{display:block;margin-bottom:5px;font-weight:600;font-size:13px;color:var(--t1)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1.5px solid var(--br);border-radius:var(--r);font-size:14px;font-family:inherit;transition:all .2s;background:var(--bg2)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 3px rgba(13,148,136,.1);background:var(--w)}
.form-group textarea{resize:vertical;min-height:80px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:500px){.form-row{grid-template-columns:1fr}}
.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px;padding-top:16px;border-top:1px solid var(--br)}

.file-upload{border:2px dashed var(--br);border-radius:var(--r-lg);padding:28px;text-align:center;cursor:pointer;transition:all .3s;background:var(--bg2)}
.file-upload:hover{border-color:var(--pri);background:var(--pri-l)}

/* ---- Pagination ---- */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:24px}
.pagination button{padding:7px 14px;border:1.5px solid var(--br);background:var(--w);border-radius:var(--r);cursor:pointer;font-size:13px;font-weight:500;transition:all .2s}
.pagination button:hover{border-color:var(--pri);color:var(--pri)}
.pagination button.active{background:var(--pri);color:#fff;border-color:var(--pri)}
.pagination button:disabled{opacity:.4;cursor:not-allowed}

/* ---- Tabs ---- */
.tabs{display:flex;gap:0;margin-bottom:24px;border-bottom:2px solid var(--br)}
.tab-btn{padding:10px 20px;border:none;background:none;font-size:14px;cursor:pointer;color:var(--t3);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s;font-weight:600}
.tab-btn.active{color:var(--pri);border-bottom-color:var(--pri)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ---- Footer ---- */
.footer{background:#0f172a;color:#cbd5e1;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer p,.footer a{font-size:13px;color:#94a3b8;line-height:2}
.footer a:hover{color:#fff}
.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.06);padding-top:20px;font-size:11px;color:#64748b}

/* ---- Breadcrumb ---- */
.breadcrumb{background:var(--w);padding:10px 0;margin-bottom:0;font-size:13px;border-bottom:1px solid var(--br)}
.breadcrumb a{color:var(--t3)}
.breadcrumb span{color:var(--t1)}

/* ---- Page Banner ---- */
.page-banner{background:linear-gradient(135deg,#042f2e 0%,#0d9488 50%,#6366f1 100%);color:#fff;padding:56px 0;text-align:center}
.page-banner h2{font-size:32px;margin-bottom:6px;font-weight:800}
.page-banner p{opacity:.8;font-size:14px}

/* ---- Summary ---- */
.summary-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
@media(max-width:768px){.summary-row{grid-template-columns:repeat(2,1fr)}}
.summary-card{background:var(--w);border-radius:var(--r-lg);box-shadow:var(--sh);padding:20px;text-align:center;border:1px solid var(--br);transition:all .3s}
.summary-card:hover{transform:translateY(-2px);box-shadow:var(--sh-lg)}
.summary-card .num{font-size:34px;font-weight:800;color:var(--pri);letter-spacing:-1px}
.summary-card .label{font-size:12px;color:var(--t3);margin-top:4px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}

/* ---- About ---- */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
@media(max-width:768px){.about-intro{grid-template-columns:1fr}}

/* ---- Timeline ---- */
.timeline{position:relative;padding-left:36px}
.timeline::before{content:'';position:absolute;left:13px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--pri),var(--sec));border-radius:2px}
.timeline-item{position:relative;margin-bottom:28px}
.timeline-item::before{content:'';position:absolute;left:-29px;top:4px;width:14px;height:14px;background:var(--pri);border-radius:50%;border:3px solid var(--pri-l)}
.timeline-item h4{color:var(--pri);margin-bottom:4px;font-weight:700}
.timeline-item p{color:var(--t2);font-size:13px}

/* ---- Contact ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:768px){.contact-grid{grid-template-columns:1fr}}
.contact-info .item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}
.contact-info .ci-icon{width:44px;height:44px;background:var(--pri-l);border-radius:var(--r);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}

/* ---- Value ---- */
.value-card{text-align:center;padding:32px 20px}
.value-card .vicon{font-size:36px;margin-bottom:12px}

/* ---- Cert ---- */
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:768px){.cert-grid{grid-template-columns:1fr}}
.cert-card{text-align:center;padding:28px 16px;background:var(--pri-l);border-radius:var(--r-lg)}
.cert-card .cert-icon{font-size:38px;margin-bottom:10px}
.cert-card h4{font-size:14px;margin-bottom:4px;font-weight:700}
.cert-card p{font-size:11px;color:var(--t2)}

/* ---- Team ---- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:768px){.team-grid{grid-template-columns:repeat(2,1fr)}}
.team-card{text-align:center}
.team-avatar{width:76px;height:76px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--sec));margin:0 auto 12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:30px;box-shadow:0 4px 15px rgba(13,148,136,.25)}
.team-card h4{font-size:14px;font-weight:700}
.team-card p{font-size:12px;color:var(--t2)}

/* ---- Service flow ---- */
.svc-flow{display:flex;gap:6px;margin-top:12px;flex-wrap:wrap;align-items:center}
.svc-flow span{background:var(--pri-l);color:var(--pri);padding:4px 12px;border-radius:16px;font-size:11px;font-weight:700}
.svc-flow .arrow{background:none!important;color:var(--t3);padding:4px 0;font-size:14px}
.svc-card{margin-bottom:28px}

/* ---- News ---- */
.news-item{padding:14px 0;border-bottom:1px solid var(--br);display:flex;justify-content:space-between;align-items:center;gap:16px}
.news-item:last-child{border-bottom:none}
.news-item .news-date{font-size:11px;color:var(--t3);white-space:nowrap}
.news-item a{font-size:14px;font-weight:500}

/* ---- Toast ---- */
.toast{position:fixed;top:20px;right:20px;z-index:2000;padding:12px 24px;border-radius:var(--r);color:#fff;font-size:13px;font-weight:600;opacity:0;transition:opacity .3s;box-shadow:var(--sh-xl)}
.toast.show{opacity:1}
.toast-success{background:var(--suc)}
.toast-error{background:var(--dan)}

/* ---- Login ---- */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#042f2e 0%,#0d9488 30%,#6366f1 100%)}
.login-box{background:var(--w);border-radius:var(--r-lg);padding:40px;width:400px;max-width:92%;box-shadow:var(--sh-xl)}
.login-box h2{text-align:center;color:var(--t1);margin-bottom:6px;font-size:22px;font-weight:800}
.login-box .subtitle{text-align:center;color:var(--t3);font-size:13px;margin-bottom:28px}
.login-box .form-group{margin-bottom:18px}
.login-box .form-group label{display:block;margin-bottom:5px;font-weight:600;font-size:13px}
.login-box .form-group input{width:100%;padding:11px 14px;border:1.5px solid var(--br);border-radius:var(--r);font-size:15px}
.login-box .btn{width:100%;padding:11px;font-size:15px}
.login-error{color:var(--dan);text-align:center;font-size:12px;margin-top:10px}

/* ---- Loader ---- */
.loader{text-align:center;padding:30px;color:var(--t3);font-size:13px}

/* ---- Flow bar (equipment detail) ---- */
.flow-bar{display:flex;align-items:center;gap:0;margin:20px 0;padding:10px;background:var(--bg2);border-radius:var(--r-lg);overflow-x:auto}
.flow-step{flex:1;min-width:90px;text-align:center;padding:12px 8px;position:relative;cursor:pointer;border-radius:var(--r);transition:.2s}
.flow-step:hover{background:var(--pri-l)}
.flow-step .step-num{width:32px;height:32px;border-radius:50%;background:#e2e8f0;color:#94a3b8;display:flex;align-items:center;justify-content:center;margin:0 auto 6px;font-weight:700;font-size:13px;transition:all .3s}
.flow-step.done .step-num{background:var(--suc);color:#fff}
.flow-step.current .step-num{background:var(--pri);color:#fff;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(13,148,136,.4)}50%{box-shadow:0 0 0 12px rgba(13,148,136,0)}}
.flow-step .step-label{font-size:11px;color:var(--t3);font-weight:600}
.flow-step.done .step-label{color:var(--suc)}
.flow-step.current .step-label{color:var(--pri)}
.flow-arrow{color:var(--t3);font-size:18px;padding:0 4px;margin-bottom:20px}

.status-badge{display:inline-flex;align-items:center;gap:4px}
.quick-actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}
.quick-actions button{font-size:12px}

/* ---- Detail cards ---- */
.detail-header{background:var(--w);border-radius:var(--r-lg);box-shadow:var(--sh);padding:24px;margin-bottom:20px;border:1px solid var(--br)}
.detail-header h3{margin-bottom:12px;font-size:19px}
.detail-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--t2)}
.detail-section{background:var(--w);border-radius:var(--r-lg);box-shadow:var(--sh);padding:24px;margin-bottom:20px;border:1px solid var(--br)}

/* ---- Acceptance card ---- */
.acceptance-card{border-left:4px solid var(--pri)}
.acceptance-card .deadline{font-size:12px;color:var(--acc);font-weight:700}