/* ============================================================
   明光数智信息科技有限公司 - 企业官网
   科技深蓝 + 电光青 主题
   ============================================================ */
:root{
  --deep:#081c33;
  --deep2:#0e2a4d;
  --deep3:#133a6b;
  --cyan:#00d4ff;
  --cyan2:#4de3ff;
  --text:#1c2b3a;
  --gray:#6b7a8c;
  --light-gray:#aab6c5;
  --line:#e8eef5;
  --bg:#f4f7fb;
  --white:#fff;
  --grad:linear-gradient(135deg,var(--cyan),#00a8ff);
  --shadow:0 8px 30px rgba(8,28,51,.08);
  --radius:16px;
  --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
ul{list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ================= HEADER ================= */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(8,28,51,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:box-shadow .3s;
}
.header.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.35);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--deep2),var(--deep3));position:relative;overflow:hidden;
  box-shadow:0 0 0 1px rgba(0,212,255,.3),0 4px 14px rgba(0,212,255,.25);
}
.logo-mark::after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(0,212,255,.35),transparent 60%);}
.logo-mark svg{width:24px;height:24px;position:relative;z-index:1;}
.logo-txt b{display:block;font-size:19px;font-weight:800;color:#fff;letter-spacing:1px;line-height:1.25;}
.logo-txt b em{font-style:normal;color:var(--cyan);}
.logo-txt span{display:block;font-size:9.5px;color:rgba(255,255,255,.55);letter-spacing:2.5px;text-transform:uppercase;}
.nav{display:flex;align-items:center;gap:6px;}
.nav a{
  padding:9px 16px;font-size:15px;color:rgba(255,255,255,.78);border-radius:8px;position:relative;transition:all .2s;
}
.nav a:hover{color:#fff;}
.nav a.active{color:var(--cyan);}
.nav a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;border-radius:2px;background:var(--grad);
}
.nav-cta{
  margin-left:12px;padding:9px 22px;font-size:14px;font-weight:700;color:var(--deep);
  background:var(--grad);border-radius:999px;transition:transform .2s,box-shadow .2s;
  box-shadow:0 4px 16px rgba(0,212,255,.3);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,212,255,.4);}
.mobile-toggle{display:none;width:42px;height:42px;border:none;background:rgba(255,255,255,.08);border-radius:10px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.mobile-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:all .25s;}
.mobile-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-toggle.open span:nth-child(2){opacity:0;}
.mobile-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ================= HERO ================= */
.hero{
  position:relative;padding:160px 0 96px;color:#fff;overflow:hidden;
  background:linear-gradient(160deg,var(--deep) 0%,var(--deep2) 55%,var(--deep3) 100%);
}
.hero::before{
  content:"";position:absolute;top:-140px;right:-100px;width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,255,.32),transparent 70%);
}
.hero::after{
  content:"";position:absolute;bottom:-160px;left:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(77,227,255,.16),transparent 70%);
}
.hero-grid{
  position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:42px 42px;
}
.hero-inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:0 24px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:999px;
  border:1px solid rgba(0,212,255,.45);background:rgba(0,212,255,.08);font-size:13px;letter-spacing:2px;color:var(--cyan);
}
.hero h1{font-size:52px;font-weight:800;line-height:1.25;margin-top:26px;letter-spacing:1px;}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.hero .sub{font-size:19px;color:rgba(255,255,255,.8);margin-top:18px;max-width:640px;line-height:1.8;}
.hero .tags{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
.hero .tags span{
  padding:7px 18px;font-size:13px;border-radius:8px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);color:#dbe7f5;
}
.hero-actions{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 34px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:1px;
  transition:transform .2s,box-shadow .2s;cursor:pointer;border:none;
}
.btn-primary{background:var(--grad);color:var(--deep);box-shadow:0 6px 22px rgba(0,212,255,.35);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,212,255,.45);}
.btn-ghost{border:1.5px solid rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.05);}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--cyan);color:var(--cyan);}
.hero-stats{
  position:relative;z-index:2;max-width:1200px;margin:72px auto 0;padding:0 24px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-radius:20px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(6px);
}
.hero-stat{padding:28px 20px;text-align:center;border-right:1px solid rgba(255,255,255,.1);}
.hero-stat:last-child{border-right:none;}
.hero-stat b{display:block;font-size:36px;font-weight:800;color:var(--cyan);line-height:1.2;}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.65);margin-top:6px;display:block;}

/* ================= SECTIONS ================= */
.sec{padding:96px 0;}
.sec.alt{background:var(--white);}
.sec-head{text-align:center;max-width:680px;margin:0 auto 56px;}
.sec-head .k{font-size:12px;letter-spacing:5px;color:var(--cyan);font-weight:700;}
.sec-head h2{font-size:38px;font-weight:800;color:var(--deep);margin-top:12px;letter-spacing:1px;}
.sec-head p{font-size:16px;color:var(--gray);margin-top:14px;line-height:1.8;}
.sec-head .en{font-size:12px;color:var(--light-gray);letter-spacing:3px;margin-top:6px;text-transform:uppercase;}

/* ================= SERVICES ================= */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.svc-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px 28px;
  transition:transform .3s,box-shadow .3s,border-color .3s;position:relative;overflow:hidden;
}
.svc-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
  transform:scaleX(0);transition:transform .35s;transform-origin:left;
}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(0,212,255,.3);}
.svc-card:hover::before{transform:scaleX(1);}
.svc-ic{
  width:58px;height:58px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--deep2),var(--deep3));position:relative;overflow:hidden;
  box-shadow:0 0 0 1px rgba(0,212,255,.25);
}
.svc-ic::after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(0,212,255,.3),transparent 60%);}
.svc-ic svg{width:26px;height:26px;position:relative;z-index:1;}
.svc-card h3{font-size:20px;font-weight:700;color:var(--deep);margin-top:22px;}
.svc-card p{font-size:14px;color:var(--gray);margin-top:10px;line-height:1.75;}
.svc-card .tags-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.svc-card .tags-line span{font-size:11.5px;color:var(--deep2);background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.22);padding:3px 10px;border-radius:999px;}

/* ================= WHY ================= */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.why-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px;text-align:center;
  transition:transform .3s,box-shadow .3s;
}
.why-item:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.why-icon{
  width:64px;height:64px;margin:0 auto;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.3);font-size:26px;
}
.why-item h3{font-size:18px;font-weight:700;color:var(--deep);margin-top:20px;}
.why-item p{font-size:13.5px;color:var(--gray);margin-top:10px;line-height:1.7;}

/* ================= CASES ================= */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.case{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;
}
.case:hover{transform:translateY(-8px);box-shadow:var(--shadow);}
.case-browser{background:var(--deep);padding:10px 14px;display:flex;align-items:center;gap:6px;}
.case-browser .dot{width:10px;height:10px;border-radius:50%;}
.dot.r{background:#ff5f57;}.dot.y{background:#febc2e;}.dot.g{background:#28c840;}
.case-browser .url{
  margin-left:8px;flex:1;background:rgba(255,255,255,.12);border-radius:6px;font-size:11.5px;
  color:#cfe0f5;padding:4px 12px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.case-shot{height:190px;position:relative;overflow:hidden;}
.case-shot.s1{background:linear-gradient(160deg,var(--deep2),var(--deep3));}
.case-shot.s2{background:linear-gradient(160deg,#0d2c1f,#14402c);}
.case-shot.s3{background:linear-gradient(160deg,#2a1233,#431a52);}
.case-shot::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:26px 26px;
}
.case-shot .bar{position:absolute;left:24px;height:7px;border-radius:4px;}
.case-shot.s1 .bar{background:linear-gradient(90deg,rgba(0,212,255,.75),rgba(0,212,255,.12));}
.case-shot.s2 .bar{background:linear-gradient(90deg,rgba(70,220,140,.75),rgba(70,220,140,.12));}
.case-shot.s3 .bar{background:linear-gradient(90deg,rgba(255,138,92,.75),rgba(255,138,92,.12));}
.case-shot .b1{top:30px;width:52%;}.case-shot .b2{top:50px;width:78%;}.case-shot .b3{top:70px;width:62%;}
.case-shot .cards{position:absolute;left:24px;right:24px;top:110px;display:flex;gap:12px;}
.case-shot .cards div{flex:1;height:64px;border-radius:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);}
.case-shot .chip{position:absolute;left:24px;bottom:16px;font-size:11px;padding:4px 12px;border-radius:999px;}
.case-shot.s1 .chip{color:var(--cyan);background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.35);}
.case-shot.s2 .chip{color:#46dc8c;background:rgba(70,220,140,.12);border:1px solid rgba(70,220,140,.35);}
.case-shot.s3 .chip{color:#ff8a5c;background:rgba(255,138,92,.12);border:1px solid rgba(255,138,92,.35);}
.case-shot .grid-mock{position:absolute;left:22px;right:22px;top:24px;display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.case-shot .grid-mock .box{border-radius:10px;padding:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);}
.case-shot .grid-mock .box i{display:block;width:26px;height:26px;border-radius:7px;background:linear-gradient(140deg,#ff8a5c,#ff5f57);}
.case-shot .grid-mock .box:nth-child(2) i{background:linear-gradient(140deg,#4de3ff,#00a8ff);}
.case-shot .grid-mock .box:nth-child(3) i{background:linear-gradient(140deg,#a78bfa,#7c3aed);}
.case-shot .grid-mock .box:nth-child(4) i{background:linear-gradient(140deg,#4ade80,#16a34a);}
.case-shot .grid-mock .box b{display:block;margin-top:10px;font-size:13px;color:#eef5fd;font-weight:600;}
.case-shot .grid-mock .box small{display:block;margin-top:3px;font-size:10.5px;color:rgba(255,255,255,.5);}
.case-body{padding:28px;display:flex;flex-direction:column;flex:1;}
.case-tag{display:inline-block;align-self:flex-start;font-size:11px;color:var(--cyan);background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.25);padding:3px 12px;border-radius:999px;font-weight:700;}
.case-body h3{font-size:19px;font-weight:700;color:var(--deep);margin-top:14px;}
.case-body p{font-size:13.5px;color:var(--gray);margin-top:10px;line-height:1.75;flex:1;}
.case-body .link{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14px;font-weight:700;color:var(--deep2);
  transition:gap .2s;
}
.case-body .link:hover{gap:12px;color:var(--cyan);}
.case-body .link.done{cursor:default;}
.case-body .link.done:hover{gap:8px;color:var(--deep2);}

/* ================= PROCESS ================= */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:step;}
.step{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:36px 28px;transition:transform .3s,box-shadow .3s;}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.step-num{
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--deep2),var(--deep3));color:var(--cyan);font-size:22px;font-weight:800;
  box-shadow:0 0 0 6px rgba(0,212,255,.1);
}
.step h3{font-size:18px;font-weight:700;color:var(--deep);margin-top:20px;}
.step p{font-size:13.5px;color:var(--gray);margin-top:10px;line-height:1.7;}
.step::after{
  content:"→";position:absolute;top:50%;right:-24px;transform:translateY(-50%);font-size:22px;color:var(--cyan);z-index:2;
}
.step:last-child::after{display:none;}

/* ================= CTA BANNER ================= */
.cta-band{
  position:relative;padding:80px 0;color:#fff;text-align:center;overflow:hidden;
  background:linear-gradient(160deg,var(--deep),var(--deep3));
}
.cta-band::before{
  content:"";position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,255,.25),transparent 70%);
}
.cta-band .container{position:relative;z-index:2;}
.cta-band h2{font-size:36px;font-weight:800;letter-spacing:1px;}
.cta-band p{font-size:16px;color:rgba(255,255,255,.75);margin-top:14px;}
.cta-band .btn{margin-top:32px;}

/* ================= FOOTER ================= */
.footer{background:var(--deep);color:rgba(255,255,255,.6);padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);}
.footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer a{display:block;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:10px;transition:color .2s;}
.footer a:hover{color:var(--cyan);}
.footer .about{font-size:13.5px;line-height:1.9;}
.footer .f-contact div{font-size:13.5px;margin-bottom:10px;display:flex;align-items:center;gap:8px;}
.footer .f-contact i{color:var(--cyan);width:16px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:24px;font-size:12px;color:rgba(255,255,255,.4);}
.footer-bottom a{display:inline;font-size:12px;color:rgba(255,255,255,.4);margin:0 0 0 16px;}

/* ================= PAGE BANNER (inner pages) ================= */
.page-hero{
  position:relative;padding:150px 0 70px;color:#fff;overflow:hidden;
  background:linear-gradient(160deg,var(--deep) 0%,var(--deep2) 60%,var(--deep3) 100%);
}
.page-hero::before{
  content:"";position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,255,.28),transparent 70%);
}
.page-hero-grid{position:absolute;inset:0;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:42px 42px;}
.page-hero .container{position:relative;z-index:2;}
.page-hero .crumb{font-size:12px;letter-spacing:3px;color:var(--cyan);text-transform:uppercase;}
.page-hero h1{font-size:44px;font-weight:800;margin-top:14px;letter-spacing:1px;}
.page-hero p{font-size:17px;color:rgba(255,255,255,.75);margin-top:14px;max-width:680px;line-height:1.8;}

/* ================= SERVICE DETAIL PAGE ================= */
.svc-detail{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding:36px 0;}
.svc-detail+.svc-detail{border-top:1px solid var(--line);}
.svc-detail .d-tag{display:inline-block;font-size:11px;color:var(--cyan);background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.25);padding:3px 12px;border-radius:999px;font-weight:700;letter-spacing:1px;}
.svc-detail h3{font-size:30px;font-weight:800;color:var(--deep);margin-top:16px;}
.svc-detail .d-desc{font-size:15px;color:var(--gray);margin-top:14px;line-height:1.9;}
.svc-detail ul{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.svc-detail ul li{display:flex;gap:12px;font-size:14.5px;color:var(--text);align-items:flex-start;}
.svc-detail ul li i{color:var(--cyan);margin-top:4px;flex-shrink:0;}
.svc-detail .d-visual{
  border-radius:20px;padding:44px;position:relative;overflow:hidden;min-height:320px;
  display:flex;align-items:center;justify-content:center;
}
.svc-detail .d-visual::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:26px 26px;}
.d-visual.v1{background:linear-gradient(160deg,var(--deep2),var(--deep3));}
.d-visual.v2{background:linear-gradient(160deg,#0d2c1f,#14402c);}
.d-visual.v3{background:linear-gradient(160deg,#3a1440,#55205f);}
.d-visual.v4{background:linear-gradient(160deg,#3d2a10,#5c3d14);}
.d-board{
  position:relative;z-index:2;width:100%;border-radius:14px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);padding:20px;backdrop-filter:blur(4px);
}
.d-board .db-top{display:flex;gap:6px;align-items:center;margin-bottom:16px;}
.d-board .db-top span{width:9px;height:9px;border-radius:50%;}
.d-board .db-row{height:8px;border-radius:4px;margin-bottom:10px;background:rgba(255,255,255,.12);}
.d-board .db-row.w60{width:60%;}.d-board .db-row.w45{width:45%;}.d-board .db-row.w75{width:75%;}
.d-board .db-row.acc{background:linear-gradient(90deg,rgba(0,212,255,.6),rgba(0,212,255,.1));}
.d-board .db-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px;}
.d-board .db-cell{border-radius:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.12);padding:12px;}
.d-board .db-cell i{display:block;width:20px;height:20px;border-radius:6px;}
.d-board .db-cell b{display:block;margin-top:8px;font-size:11px;color:#eef5fd;font-weight:600;}

/* Real ERP screenshot gallery in case page */
.case-gallery{
  position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%;
}
.case-gallery .main-shot{grid-column:1/-1;}
.case-gallery img{
  width:100%;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.25);
  border:1px solid rgba(255,255,255,.15);display:block;
}

/* ================= CONTACT PAGE ================= */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start;}
.c-card-list{display:flex;flex-direction:column;gap:16px;}
.c-card{
  display:flex;align-items:center;gap:18px;padding:22px 24px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--radius);transition:transform .2s,box-shadow .2s;
}
.c-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.c-ic{
  width:52px;height:52px;flex-shrink:0;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--deep2),var(--deep3));box-shadow:0 0 0 1px rgba(0,212,255,.25);
}
.c-ic svg{width:22px;height:22px;}
.c-card b{display:block;font-size:16px;font-weight:700;color:var(--deep);}
.c-card span{display:block;font-size:12.5px;color:var(--gray);margin-top:3px;}
.form-box{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:36px;}
.form-box h3{font-size:22px;font-weight:800;color:var(--deep);}
.form-box .fb-sub{font-size:13px;color:var(--gray);margin-top:6px;}
.f-row{margin-top:20px;}
.f-row label{display:block;font-size:13px;font-weight:600;color:var(--deep);margin-bottom:8px;}
.f-row input,.f-row textarea,.f-row select{
  width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:10px;font-size:14px;
  font-family:inherit;color:var(--text);background:var(--bg);outline:none;transition:border-color .2s,box-shadow .2s;
}
.f-row input:focus,.f-row textarea:focus,.f-row select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,212,255,.12);background:#fff;}
.f-row textarea{resize:vertical;min-height:120px;}
.form-box .btn{margin-top:24px;width:100%;}
.form-ok{display:none;margin-top:16px;padding:14px;border-radius:10px;background:rgba(40,200,64,.1);border:1px solid rgba(40,200,64,.3);color:#1c7a2e;font-size:13.5px;text-align:center;}
.form-ok.show{display:block;}

/* ================= REVEAL ================= */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease;}
.reveal.show{opacity:1;transform:none;}

/* ================= RESPONSIVE ================= */
@media (max-width:1024px){
  .svc-grid,.why-grid{grid-template-columns:repeat(2,1fr);}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step:nth-child(2)::after{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:42px;}
}
@media (max-width:768px){
  .mobile-toggle{display:flex;}
  .nav{
    position:fixed;top:72px;left:0;right:0;background:rgba(8,28,51,.98);
    flex-direction:column;align-items:stretch;padding:16px 24px 24px;gap:4px;
    transform:translateY(-130%);transition:transform .3s;border-bottom:1px solid rgba(255,255,255,.08);
    backdrop-filter:blur(12px);
  }
  .nav.open{transform:translateY(0);}
  .nav a{padding:14px 12px;font-size:16px;border-radius:10px;}
  .nav a.active{background:rgba(0,212,255,.08);}
  .nav a.active::after{display:none;}
  .nav-cta{margin:10px 0 0;text-align:center;}
  .hero{padding:130px 0 64px;}
  .hero h1{font-size:34px;}
  .hero .sub{font-size:16px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:0;margin-top:48px;}
  .hero-stat{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);padding:20px;}
  .hero-stat:nth-child(odd){border-right:1px solid rgba(255,255,255,.1);}
  .hero-stat:nth-child(n+3){border-bottom:none;}
  .hero-stat b{font-size:28px;}
  .sec{padding:64px 0;}
  .sec-head h2{font-size:28px;}
  .svc-grid,.why-grid,.case-grid,.steps{grid-template-columns:1fr;}
  .step::after{display:none;}
  .svc-detail{grid-template-columns:1fr;gap:32px;padding:24px 0;}
  .svc-detail .d-visual{min-height:240px;padding:28px;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center;}
  .page-hero{padding:130px 0 56px;}
  .page-hero h1{font-size:32px;}
  .cta-band h2{font-size:28px;}
}