:root{
  --mint-50:#f4fcf8;
  --mint-100:#e6f9f0;
  --mint-200:#c9f0e1;
  --mint-300:#a3e4cd;
  --mint-400:#5fd0ad;
  --mint-500:#22b98f;
  --mint-600:#109a76;
  --mint-700:#0b7a5d;
  --mint-800:#0a5c48;
  --ink:#123129;
  --ink-2:#2d5a4e;
  --ink-3:#4a7568;
  --line:#d5ece4;
  --card:#ffffff;
  --shadow-1:0 2px 12px rgba(12,100,78,.06);
  --shadow-2:0 12px 30px rgba(12,100,78,.10);
  --shadow-3:0 22px 48px rgba(12,100,78,.16);
  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:#f5fcf9;
  background-image:
    radial-gradient(900px 520px at 10% -6%, rgba(129,225,193,.32), rgba(255,255,255,0) 68%),
    radial-gradient(820px 480px at 92% 4%, rgba(158,214,246,.26), rgba(255,255,255,0) 66%),
    radial-gradient(1100px 640px at 50% 104%, rgba(129,225,193,.24), rgba(255,255,255,0) 72%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--mint-700);text-decoration:none}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.32;font-weight:800;letter-spacing:-.01em}
p{margin:0}
button{font-family:inherit}

.container{width:min(1180px,100% - 40px);margin-left:auto;margin-right:auto}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(213,236,228,.9);
}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand .ai-page-logo{width:38px;height:auto;flex:0 0 auto}
.brand-text{font-size:19px;font-weight:800;color:var(--mint-800);letter-spacing:.5px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
  display:block;padding:8px 10px;font-size:14px;font-weight:600;
  color:var(--ink-2);border-radius:9px;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.nav-links a:hover{background:var(--mint-100);color:var(--mint-700)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;border:1px solid var(--line);
  background:#fff;border-radius:12px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--mint-700);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:linear-gradient(135deg,#25c196,#0b7a5d);color:#fff;box-shadow:0 8px 20px rgba(16,154,118,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(16,154,118,.34)}
.btn-ghost{background:#fff;color:var(--mint-700);border-color:#bfe8d9;box-shadow:var(--shadow-1)}
.btn-ghost:hover{background:var(--mint-100);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}

/* ---------- section base ---------- */
.section{padding:72px 0}
.section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.eyebrow{
  display:inline-block;padding:5px 14px;margin-bottom:16px;
  font-size:13px;font-weight:700;letter-spacing:1.5px;
  color:var(--mint-700);background:var(--mint-100);
  border:1px solid var(--mint-200);border-radius:999px;
}
.section-head h2{font-size:clamp(24px,3.2vw,34px);margin-bottom:14px}
.section-head p{color:var(--ink-3);font-size:15.5px;line-height:1.85}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 76px}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 320px at 78% 18%, rgba(95,208,173,.28), rgba(255,255,255,0) 70%),
    radial-gradient(420px 280px at 12% 82%, rgba(160,214,246,.24), rgba(255,255,255,0) 70%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.hero-copy h1{font-size:clamp(28px,4.2vw,46px);line-height:1.26;margin-bottom:18px}
.hero-copy h1 .hl{color:var(--mint-700)}
.hero-sub{color:var(--ink-2);font-size:16px;line-height:1.9;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px}
.hero-tags li{
  padding:6px 14px;font-size:13px;font-weight:600;color:var(--mint-800);
  background:rgba(255,255,255,.82);border:1px solid var(--mint-200);border-radius:999px;
}
.hero-panel{
  position:relative;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(201,240,225,.95);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--shadow-2);
  animation:floatPanel 7s ease-in-out infinite;
}
@keyframes floatPanel{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.stat-card{
  background:linear-gradient(160deg,#ffffff 0%,#eefaf5 100%);
  border:1px solid var(--line);border-radius:16px;padding:18px 16px;
  display:flex;flex-direction:column;gap:4px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.stat-card strong{font-size:26px;font-weight:800;color:var(--mint-700);line-height:1.2}
.stat-card span{font-size:13px;color:var(--ink-3)}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.about-text h3{font-size:19px;margin:0 0 10px}
.about-text h3 + p{margin-bottom:22px}
.about-text p{color:var(--ink-2);font-size:15.5px;line-height:1.9}
.about-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--mint-700);margin-top:6px}
.about-link:hover{gap:11px;transition:gap .2s ease}
.about-media{display:grid;gap:16px}
.media-box{
  background:linear-gradient(135deg,#e8f8f1,#f7fdfa);
  border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;align-items:center;justify-content:center;
  aspect-ratio:16 / 9;
}
.media-box img{width:100%;height:100%;object-fit:contain}
.media-box.square{aspect-ratio:1 / 1}
.cap-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:44px}
.cap-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);border-color:var(--mint-300)}
.cap-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:14px;
  font-size:14px;font-weight:800;color:var(--mint-700);
  background:var(--mint-100);border:1px solid var(--mint-200);
}
.cap-card h3{font-size:16.5px;margin-bottom:8px}
.cap-card p{font-size:14.5px;color:var(--ink-3);line-height:1.8}

/* ---------- services ---------- */
.section-soft{background:linear-gradient(180deg,rgba(230,249,240,.7),rgba(245,252,249,.35))}
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.service-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  overflow:hidden;
}
.service-card::after{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--mint-400),var(--mint-600));
  transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:var(--mint-300)}
.service-card:hover::after{transform:scaleX(1)}
.service-card h3{font-size:17px;margin-bottom:9px}
.service-card p{font-size:14.5px;color:var(--ink-3);line-height:1.8}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;justify-content:center}
.tag-cloud li{
  padding:7px 16px;font-size:13.5px;font-weight:600;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.tag-cloud li:hover{background:var(--mint-100);color:var(--mint-700);transform:translateY(-2px)}

.model-band{margin-top:44px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow-1)}
.model-band h3{font-size:18px;margin-bottom:8px;text-align:center}
.model-band > p{text-align:center;font-size:14.5px;color:var(--ink-3);margin-bottom:20px}
.model-list{display:flex;flex-wrap:wrap;gap:9px;justify-content:center}
.model-list span{
  padding:6px 14px;font-size:13px;font-weight:600;color:var(--mint-800);
  background:linear-gradient(135deg,#eefaf5,#f8fdfb);
  border:1px solid var(--mint-200);border-radius:8px;
}

/* ---------- workflow ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;position:relative}
.flow-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.flow-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.flow-step{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.2px;
  color:var(--mint-700);background:var(--mint-100);border:1px solid var(--mint-200);
  padding:3px 11px;border-radius:999px;margin-bottom:14px;
}
.flow-card h3{font-size:17px;margin-bottom:9px}
.flow-card p{font-size:14.5px;color:var(--ink-3);line-height:1.8}

/* ---------- solutions ---------- */
.solution-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.solution-card{
  border-radius:var(--r-md);padding:26px 24px;
  background:linear-gradient(155deg,#ffffff 0%,#f0fbf6 100%);
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.solution-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.solution-card h3{font-size:17px;margin-bottom:10px;color:var(--mint-800)}
.solution-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85}

/* ---------- network ---------- */
.net-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.net-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 20px;box-shadow:var(--shadow-1);text-align:center;
  transition:transform .25s ease,box-shadow .25s ease;
}
.net-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.net-icon{
  width:46px;height:46px;margin:0 auto 14px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--mint-100),#e4f5fd);
  border:1px solid var(--mint-200);color:var(--mint-700);font-weight:800;font-size:15px;
}
.net-card h3{font-size:16px;margin-bottom:8px}
.net-card p{font-size:14px;color:var(--ink-3);line-height:1.8}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.case-card .media-box{margin-bottom:16px}
.case-card h3{font-size:17px;margin-bottom:8px}
.case-card p{font-size:14.5px;color:var(--ink-3);line-height:1.8}
.case-card.wide{grid-column:span 1}

/* ---------- review ---------- */
.review-top{display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:stretch;margin-bottom:30px}
.score-card{
  background:linear-gradient(160deg,#0e9a74,#0a5c48);
  border-radius:var(--r-lg);padding:32px 26px;color:#fff;
  box-shadow:0 18px 40px rgba(10,92,72,.28);
  display:flex;flex-direction:column;justify-content:center;gap:8px;text-align:center;
}
.score-num{font-size:52px;font-weight:800;line-height:1;letter-spacing:-.02em}
.score-num span{font-size:19px;font-weight:600;opacity:.8;margin-left:4px}
.stars{font-size:20px;letter-spacing:4px;color:#ffe08a}
.score-label{font-size:14.5px;color:rgba(255,255,255,.92);font-weight:600}
.score-note{font-size:13px;color:rgba(255,255,255,.78);line-height:1.7;margin-top:6px}
.review-points{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--shadow-1)}
.review-points h3{font-size:17px;margin-bottom:14px}
.point-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.point-list li{
  position:relative;padding-left:26px;font-size:14.5px;color:var(--ink-2);line-height:1.7;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
  background:var(--mint-100);border:1px solid var(--mint-300);
}
.point-list li::after{
  content:"";position:absolute;left:4px;top:12px;width:6px;height:3px;
  border-left:2px solid var(--mint-600);border-bottom:2px solid var(--mint-600);
  transform:rotate(-45deg);
}

.table-wrap{overflow-x:auto;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-1)}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px}
thead th{
  background:linear-gradient(180deg,#e9faf3,#f5fdfa);
  color:var(--mint-800);font-weight:800;text-align:left;
  padding:15px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
}
tbody td{padding:14px 18px;border-bottom:1px solid #edf7f3;color:var(--ink-2);vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#f6fdfa}
td.best{color:var(--mint-700);font-weight:700}

/* ---------- comments ---------- */
.comment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.comment-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.comment-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.comment-stars{font-size:14px;letter-spacing:3px;color:#f3b625}
.comment-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;flex:1}
.comment-user{display:flex;align-items:center;gap:10px;border-top:1px solid #eef7f3;padding-top:14px}
.comment-avatar{
  width:36px;height:36px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--mint-100),#e4f5fd);
  border:1px solid var(--mint-200);color:var(--mint-700);font-weight:800;font-size:14px;
}
.comment-user strong{display:block;font-size:14px;color:var(--ink)}
.comment-user span{display:block;font-size:12.5px;color:var(--ink-3)}

/* ---------- match ---------- */
.match-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.match-card{
  appearance:none;text-align:left;cursor:pointer;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 20px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background-color .25s ease;
}
.match-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--mint-300);background:linear-gradient(160deg,#ffffff,#f2fcf7)}
.match-card strong{display:block;font-size:16px;color:var(--ink);margin-bottom:6px}
.match-card span{display:block;font-size:14px;color:var(--ink-3);line-height:1.7}

/* ---------- partner ---------- */
.partner-card{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0e9a74 0%,#0a5c48 100%);
  border-radius:var(--r-lg);padding:44px 40px;color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;
  box-shadow:0 20px 44px rgba(10,92,72,.24);
}
.partner-card::before{
  content:"";position:absolute;right:-80px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 70%);
}
.partner-card h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:14px}
.partner-card p{color:rgba(255,255,255,.9);font-size:15px;line-height:1.85}
.partner-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.partner-list li{
  padding:6px 14px;font-size:13px;font-weight:600;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);color:#fff;
}
.partner-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.btn-light{background:#fff;color:var(--mint-800);box-shadow:0 10px 24px rgba(0,0,0,.14)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(0,0,0,.18)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}

/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);box-shadow:var(--shadow-1);overflow:hidden}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:none;cursor:pointer;
  font-size:15.5px;font-weight:700;color:var(--ink);text-align:left;line-height:1.6;
  transition:background-color .2s ease,color .2s ease;
}
.faq-question:hover{background:#f4fcf8;color:var(--mint-700)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--mint-100);border:1px solid var(--mint-200);
  color:var(--mint-700);font-size:16px;font-weight:700;line-height:1;
  transition:transform .25s ease,background-color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--mint-200)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-answer p{padding:0 22px 20px;font-size:14.5px;color:var(--ink-3);line-height:1.9}

/* ---------- insights ---------- */
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.article-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);border-color:var(--mint-300)}
.article-tag{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--mint-700)}
.article-card h3{font-size:16.5px;line-height:1.55}
.article-card p{font-size:14px;color:var(--ink-3);line-height:1.8;flex:1}
.article-more{font-size:13.5px;font-weight:700;color:var(--mint-700)}
.article-feed{margin-top:22px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:30px;align-items:start}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--shadow-1)}
.contact-card h3{font-size:18px;margin-bottom:18px}
.contact-list{display:grid;gap:14px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);line-height:1.7}
.contact-list li b{flex:0 0 82px;color:var(--ink);font-weight:700}
.contact-list li a{color:var(--mint-700);font-weight:600;word-break:break-all}
.qr-box{
  margin-top:22px;padding-top:22px;border-top:1px dashed var(--line);
  display:flex;align-items:center;gap:18px;
}
.qr-box img{
  width:112px;height:112px;object-fit:contain;border-radius:12px;
  border:1px solid var(--line);background:#fff;padding:4px;flex:0 0 auto;
}
.qr-box p{font-size:14px;color:var(--ink-3);line-height:1.8}
.qr-box strong{display:block;color:var(--ink);font-size:15px;margin-bottom:4px}

.lead-form{display:grid;gap:16px}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:14px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:14.5px;font-family:inherit;color:var(--ink);
  background:#fbfefc;border:1px solid var(--line);border-radius:var(--r-sm);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:120px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#93b3a9}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--mint-400);background:#fff;box-shadow:0 0 0 3px rgba(95,208,173,.18);
}
.form-note{font-size:13px;color:var(--ink-3);line-height:1.7}
.form-note a{font-weight:700}

/* ---------- footer ---------- */
.site-footer{
  margin-top:0;
  background:linear-gradient(140deg,#0a5c48 0%,#083f33 100%);
  color:#d9f2e9;
  padding:52px 0 0;
}
.footer-main{display:grid;grid-template-columns:1.3fr .8fr 1.1fr;gap:36px;padding-bottom:34px}
.footer-brand{display:flex;flex-direction:column;gap:12px}
.footer-brand .brand-line{display:flex;align-items:center;gap:10px}
.footer-brand .ai-page-logo{width:38px;height:auto}
.footer-brand .brand-text{font-size:18px;font-weight:800;color:#ffffff}
.footer-brand p{font-size:14px;color:#b9e2d5;line-height:1.8}
.footer-brand a.mail{color:#8fe3c6;font-weight:700;font-size:14px;word-break:break-all}
.footer-col h3{font-size:15px;color:#ffffff;margin-bottom:14px;font-weight:800;letter-spacing:.5px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:14px;color:#b9e2d5;transition:color .2s ease}
.footer-col a:hover{color:#ffffff}
.friend-links{display:flex;flex-wrap:wrap;gap:8px 14px}
.friend-links a{
  font-size:13.5px;color:#b9e2d5;padding:4px 12px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  transition:background-color .2s ease,color .2s ease;
}
.friend-links a:hover{background:rgba(255,255,255,.16);color:#ffffff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.16);
  padding:18px 0 22px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:#9dcdbe;
}
.footer-bottom a{color:#9dcdbe}
.footer-bottom a:hover{color:#ffffff}

/* ---------- float tools ---------- */
.float-tools{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px}
.float-btn{
  width:50px;height:50px;border-radius:15px;border:1px solid var(--line);
  background:#fff;color:var(--mint-700);font-size:13px;font-weight:800;
  cursor:pointer;box-shadow:var(--shadow-2);
  display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.float-btn:hover{transform:translateY(-3px);background:var(--mint-100);box-shadow:var(--shadow-3)}
.float-btn svg{width:20px;height:20px;display:block}
.cs-panel{
  position:fixed;right:18px;bottom:82px;z-index:91;width:236px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-3);padding:18px;text-align:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.cs-panel.show{opacity:1;visibility:visible;transform:translateY(0)}
.cs-panel img{width:150px;height:150px;object-fit:contain;margin:0 auto 12px;border-radius:10px;border:1px solid var(--line);padding:4px;background:#fff}
.cs-panel strong{display:block;font-size:14.5px;color:var(--ink);margin-bottom:6px}
.cs-panel p{font-size:13px;color:var(--ink-3);line-height:1.8}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}
.js .reveal.is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav-toggle{display:flex}
  .nav-main{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 18px 30px rgba(12,100,78,.10);
    display:none;padding:10px 0 16px;
  }
  .nav-main.open{display:block}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;padding:0 20px}
  .nav-links a{padding:11px 10px;font-size:15px;border-radius:10px}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-sub{max-width:none}
  .about-grid{grid-template-columns:1fr;gap:30px}
  .cap-grid,.service-grid,.solution-grid,.comment-grid,.article-grid,.match-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid,.net-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .review-top{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .partner-card{grid-template-columns:1fr;padding:34px 26px}
  .partner-actions{flex-direction:row;flex-wrap:wrap}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:720px){
  .section{padding:54px 0}
  .hero{padding:44px 0 56px}
  .container{width:min(1180px,100% - 32px)}
  .brand-text{font-size:17px}
  .cap-grid,.service-grid,.solution-grid,.comment-grid,.article-grid,.match-grid,.flow-grid,.net-grid,.case-grid,.point-list{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-row{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .qr-box{flex-direction:column;align-items:flex-start}
  .score-num{font-size:44px}
  .nav-actions .btn{display:none}
  .float-tools{right:12px;bottom:16px}
  .cs-panel{right:12px;bottom:76px;width:min(236px,calc(100vw - 24px))}
}
@media (max-width:400px){
  .stat-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none}
}