/* ===== GroundIQ — Kurumsal Tasarım Sistemi ===== */
:root{
  --navy:#0c2d52;
  --navy-2:#0f3a68;
  --blue:#1c5a96;
  --steel:#2f7bc4;
  --steel-light:#6aa9e0;
  --lime:#5cbf33;
  --lime-bright:#7bd84a;
  --lime-deep:#4a9e29;
  --lime-text:#3f8f22;
  --ink:#15233a;
  --grey:#566679;
  --grey-light:#8a97a6;
  --line:#e2e8f0;
  --bg:#ffffff;
  --bg-soft:#f4f8f4;
  --bg-soft-2:#eef4ee;
  --radius:14px;
  --shadow-sm:0 1px 3px rgba(13,34,54,.06),0 1px 2px rgba(13,34,54,.04);
  --shadow:0 10px 30px rgba(13,34,54,.08);
  --shadow-lg:0 24px 60px rgba(13,34,54,.14);
  --maxw:1180px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;color:var(--navy);letter-spacing:-.02em}
.brand .logo{width:34px;height:34px;flex:none}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  padding:9px 16px;border-radius:9px;color:var(--grey);font-weight:500;font-size:15px;
  transition:all .18s ease;
}
.nav-links a:hover{color:var(--navy);background:var(--bg-soft)}
.nav-links a.active{color:var(--navy);font-weight:600}
.nav-cta{
  margin-left:8px;background:var(--lime)!important;color:#0c2d52!important;font-weight:700!important;
  padding:10px 20px!important;box-shadow:0 6px 16px rgba(92,191,51,.28);
}
.nav-cta:hover{background:var(--lime-bright)!important;color:#0c2d52!important}

/* Brand wordmark */
.brand .wm{display:inline-flex;line-height:1}
.wm-b{color:var(--blue)}
.wm-g{color:var(--lime-text)}
.site-footer .wm-b{color:#eaf2fb}
.site-footer .wm-g{color:var(--lime-bright)}

/* Brand logo image */
.brand-logo{height:34px;width:auto;display:block}
.site-footer .brand-logo{height:30px}

/* Media / images */
.media-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.media-card img{display:block;width:100%;background:#eef3f4}
.media-cap{padding:15px 18px;font-size:14px;color:var(--grey);border-top:1px solid var(--line);line-height:1.5}
.media-cap strong{color:var(--navy)}
.media-frame{border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg);background:#fff}
.media-frame img{display:block;width:100%}
.feature-tile{display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#f4f8f4,#eaf2ea);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow-sm)}
.feature-tile img{display:block;width:100%;max-width:300px;border-radius:12px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:10px;
  font-weight:600;font-size:15px;cursor:pointer;transition:all .2s ease;border:1px solid transparent;
}
.btn-primary{background:var(--lime);color:#0c2d52;font-weight:700;box-shadow:0 8px 20px rgba(92,191,51,.3)}
.btn-primary:hover{background:var(--lime-bright);transform:translateY(-1px);box-shadow:0 12px 26px rgba(92,191,51,.4)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--steel);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--blue)}

/* ===== Hero ===== */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(135deg,#0a2748 0%,#0f3a68 55%,#1c5a96 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.6;pointer-events:none;
  background:
    radial-gradient(900px 480px at 84% -12%,rgba(92,191,51,.26),transparent 60%),
    radial-gradient(700px 420px at 6% 112%,rgba(47,123,196,.32),transparent 60%);
}
.hero-grid{
  position:absolute;inset:0;opacity:.14;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.4) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);
  mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);
}
.hero-inner{position:relative;z-index:2;padding:96px 0 104px;max-width:780px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;color:var(--lime-bright);background:rgba(92,191,51,.12);
  border:1px solid rgba(92,191,51,.34);padding:7px 14px;border-radius:30px;margin-bottom:24px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--lime-bright);box-shadow:0 0 0 4px rgba(123,216,74,.22)}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.08;font-weight:800;letter-spacing:-.025em;margin-bottom:22px}
.hero h1 .accent{color:var(--lime-bright)}
.hero p.lead{font-size:clamp(17px,2vw,20px);color:#c5d4e6;max-width:640px;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-top:1px solid rgba(255,255,255,.14);margin-top:64px;padding-top:30px;
}
.hero-stats .stat{padding-right:20px}
.hero-stats .num{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.02em}
.hero-stats .lbl{font-size:13.5px;color:#9fb3c8;margin-top:4px}

/* ===== Sections ===== */
section{padding:88px 0}
.section-soft{background:var(--bg-soft)}
.section-dark{background:var(--navy);color:#fff}
.sec-head{max-width:680px;margin:0 auto 56px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.kicker{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--lime-text);margin-bottom:14px}
h2.sec-title{font-size:clamp(27px,3.4vw,38px);font-weight:800;letter-spacing:-.02em;color:var(--navy);line-height:1.15}
.section-dark h2.sec-title{color:#fff}
.sec-head p{margin-top:16px;color:var(--grey);font-size:17px}
.section-dark .sec-head p{color:#b9c7d8}

/* ===== Cards / grids ===== */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0f2}
.card .ico{
  width:50px;height:50px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1c5a96,#5cbf33);color:#fff;margin-bottom:18px;
  box-shadow:0 8px 18px rgba(28,90,150,.22);
}
.card .ico svg{width:26px;height:26px}
.card .tag{font-size:12px;font-weight:700;letter-spacing:.05em;color:var(--lime-text);text-transform:uppercase}
.card h3{font-size:19px;font-weight:700;color:var(--navy);margin:6px 0 10px;letter-spacing:-.01em}
.card p{color:var(--grey);font-size:14.5px}
.card ul{margin:14px 0 0;padding-left:0;list-style:none}
.card ul li{position:relative;padding-left:24px;margin-bottom:8px;font-size:14px;color:var(--ink)}
.card ul li::before{content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
  background:rgba(92,191,51,.16);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234a9e29' stroke-width='3.5'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:9px}

/* split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .body h2{font-size:clamp(25px,3vw,34px);font-weight:800;color:var(--navy);letter-spacing:-.02em;line-height:1.18;margin-bottom:18px}
.split .body p{color:var(--grey);font-size:16.5px;margin-bottom:14px}
.feature-list{list-style:none;margin-top:22px}
.feature-list li{display:flex;gap:14px;margin-bottom:18px}
.feature-list .fi{
  flex:none;width:38px;height:38px;border-radius:10px;background:rgba(92,191,51,.12);color:var(--lime-text);
  display:flex;align-items:center;justify-content:center;border:1px solid rgba(92,191,51,.24)
}
.feature-list .fi svg{width:20px;height:20px}
.feature-list .ft strong{display:block;color:var(--navy);font-size:15.5px;margin-bottom:2px}
.feature-list .ft span{color:var(--grey);font-size:14px}

/* problem list */
.prob-list{list-style:none}
.prob-list li{position:relative;padding:14px 0 14px 38px;border-bottom:1px solid var(--line);color:var(--ink);font-size:15.5px}
.prob-list li:last-child{border-bottom:none}
.prob-list li::before{content:"";position:absolute;left:0;top:16px;width:22px;height:22px;border-radius:6px;
  background:rgba(214,69,69,.1);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c0392b' stroke-width='2.4'%3E%3Cpath d='M12 9v4M12 17h.01M10.3 3.9 1.8 18a2 2 0 0 0 1.7 3h17a2 2 0 0 0 1.7-3L13.7 3.9a2 2 0 0 0-3.4 0Z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:13px}

/* alert showcase */
.alert-card{
  background:linear-gradient(180deg,#13345a,#0d2236);border:1px solid rgba(91,155,213,.22);
  border-radius:var(--radius);padding:8px;box-shadow:var(--shadow-lg)
}
.alert-row{display:flex;align-items:flex-start;gap:14px;padding:16px;border-radius:10px;transition:.2s}
.alert-row + .alert-row{border-top:1px solid rgba(255,255,255,.07)}
.alert-row .pulse{flex:none;width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.alert-row .pulse.red{background:rgba(224,82,82,.16);color:#ff8585}
.alert-row .pulse.amber{background:rgba(230,168,53,.16);color:#ffc663}
.alert-row .pulse.blue{background:rgba(91,155,213,.16);color:#8ec0f0}
.alert-row .txt{color:#dfe9f4;font-size:14.5px}
.alert-row .txt .sub{color:#90a4bd;font-size:12.5px;margin-top:3px}

/* steps / roadmap */
.steps{counter-reset:s;display:grid;gap:0}
.step{display:grid;grid-template-columns:auto 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:none}
.step .n{counter-increment:s;width:48px;height:48px;border-radius:12px;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;flex:none}
.step .meta{font-size:13px;font-weight:700;color:var(--steel);text-transform:uppercase;letter-spacing:.05em}
.step h3{font-size:20px;color:var(--navy);font-weight:700;margin:4px 0 8px}
.step p{color:var(--grey);font-size:15px}

/* value strip */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value{display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:12px;padding:20px}
.value .vi{flex:none;color:var(--lime-bright)}
.value .vi svg{width:24px;height:24px}
.value strong{display:block;color:#fff;font-size:15.5px;margin-bottom:3px}
.value span{color:#a9bace;font-size:13.5px}

/* CTA band */
.cta-band{
  background:linear-gradient(135deg,#0f3a68,#1c5a96);border-radius:20px;padding:56px;text-align:center;color:#fff;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden
}
.cta-band::after{content:"";position:absolute;inset:0;opacity:.5;
  background:radial-gradient(620px 320px at 84% -25%,rgba(92,191,51,.4),transparent 62%)}
.cta-band h2{position:relative;font-size:clamp(26px,3.2vw,36px);font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.cta-band p{position:relative;color:#dbe8f5;font-size:17px;max-width:560px;margin:0 auto 28px}
.cta-band .hero-actions{position:relative;justify-content:center}

/* ===== Page hero (inner pages) ===== */
.page-hero{background:linear-gradient(135deg,#0d2236,#13345a);color:#fff;padding:70px 0 60px;position:relative;overflow:hidden}
.page-hero .hero-grid{opacity:.1}
.page-hero h1{position:relative;font-size:clamp(30px,4vw,44px);font-weight:800;letter-spacing:-.02em;z-index:2}
.page-hero p{position:relative;color:#bcccde;font-size:18px;max-width:620px;margin-top:14px;z-index:2}
.crumbs{position:relative;z-index:2;font-size:13.5px;color:#8ea4bc;margin-bottom:18px}
.crumbs a:hover{color:#fff}

/* ===== Tables ===== */
.tbl{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.tbl th{background:var(--navy);color:#fff;text-align:left;padding:14px 16px;font-size:13.5px;font-weight:600}
.tbl td{padding:13px 16px;border-top:1px solid var(--line);font-size:14.5px;color:var(--ink);vertical-align:top}
.tbl tr:nth-child(even) td{background:var(--bg-soft)}
.tbl td:first-child{font-weight:600;color:var(--blue)}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin-bottom:7px}
.field input,.field textarea,.field select{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:15px;
  background:#fff;transition:.18s;color:var(--ink)
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--steel);box-shadow:0 0 0 3px rgba(46,117,182,.14)}
.field textarea{resize:vertical;min-height:130px}
.info-card{background:var(--navy);color:#fff;border-radius:var(--radius);padding:34px}
.info-card h3{font-size:20px;margin-bottom:8px}
.info-card p{color:#b9c7d8;font-size:15px;margin-bottom:26px}
.info-item{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-top:1px solid rgba(255,255,255,.1)}
.info-item .ii{flex:none;color:var(--lime-bright)}
.info-item .ii svg{width:22px;height:22px}
.info-item .lbl{font-size:12.5px;color:#8ea4bc;text-transform:uppercase;letter-spacing:.05em}
.info-item .val{font-size:15.5px;color:#fff;margin-top:2px}
.form-note{font-size:13px;color:var(--grey);margin-top:8px}
.form-ok{display:none;background:rgba(46,117,182,.1);border:1px solid rgba(46,117,182,.3);color:var(--blue);
  padding:14px 16px;border-radius:10px;font-size:14.5px;margin-top:14px}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:#fff;padding:64px 0 28px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand p{color:#9fb3c8;font-size:14.5px;max-width:300px}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:#7f93a9;margin-bottom:16px}
.footer-col a,.footer-col span{display:block;color:#c4d2e0;font-size:14.5px;margin-bottom:11px;transition:.16s}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;color:#7f93a9;font-size:13.5px;flex-wrap:wrap;gap:10px}

/* ===== Utilities ===== */
.mt0{margin-top:0}.center{text-align:center}
.badge-soft{display:inline-block;font-size:12.5px;font-weight:700;color:var(--lime-text);background:rgba(92,191,51,.1);border:1px solid rgba(92,191,51,.28);padding:5px 12px;border-radius:20px}
.lead-quote{font-size:clamp(20px,2.4vw,26px);font-weight:600;color:var(--navy);line-height:1.4;letter-spacing:-.01em}
.lead-quote .en{display:block;font-size:16px;color:var(--grey);font-weight:400;font-style:italic;margin-top:14px}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:960px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:34px}
  .contact-grid{grid-template-columns:1fr;gap:30px}
  .value-grid{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .hero-stats{grid-template-columns:1fr 1fr;gap:24px 0}
}
@media(max-width:680px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 18px 18px;
    transform:translateY(-130%);transition:transform .26s ease;box-shadow:var(--shadow)
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:13px 10px;border-radius:8px}
  .nav-cta{margin:8px 0 0!important;text-align:center}
  .nav-toggle{display:block}
  .grid-2,.grid-3,.value-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px 24px}
  section{padding:62px 0}
}