/* ==========================================================================
   Blue Sky Communications — static site styles
   Brand tokens captured from the live site:
   - Headings: Kanit
   - Body: Plus Jakarta Sans
   - Brand blue: #2723e0 | Cyan accent: #00bcf0 | Ink: #0c1228
   ========================================================================== */

:root{
  --brand:#2723e0;
  --brand-dark:#1b18b0;
  --cyan:#00bcf0;
  --ink:#0c1228;
  --muted:#5e6e6e;
  --muted-2:#646570;
  --line:#e7e8ef;
  --bg:#ffffff;
  --bg-soft:#f5f6fb;
  --navy:#0c1228;
  --radius:4px;
  --radius-lg:14px;
  --shadow-sm:0 4px 18px rgba(12,18,40,.08);
  --shadow-md:0 18px 50px rgba(12,18,40,.14);
  --maxw:1200px;
  --header-h:92px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Plus Jakarta Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{font-family:"Kanit",sans-serif;font-weight:500;color:var(--ink);line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(34px,5vw,56px)}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:clamp(20px,2.2vw,24px)}
p{margin:0 0 1rem;color:var(--muted-2)}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section-soft{background:var(--bg-soft)}
.eyebrow{font-family:"Kanit",sans-serif;color:var(--brand);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:14px;display:inline-block}
.lead{font-size:18px;color:var(--muted-2);max-width:64ch}
.text-center{text-align:center}
.mx-auto{margin-left:auto;margin-right:auto}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#fff;border:1px solid var(--brand);
  padding:13px 26px;border-radius:var(--radius);font-weight:600;
  font-family:"Plus Jakarta Sans",sans-serif;cursor:pointer;
  transition:.2s ease;text-decoration:none;font-size:15px;
}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark);text-decoration:none;color:#fff;transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-light{background:#fff;color:var(--brand);border-color:#fff}
.btn-light:hover{background:#eef0ff;color:var(--brand-dark);border-color:#eef0ff}
.btn-lg{padding:16px 32px;font-size:16px}

/* ============================ Header / Nav ============================ */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand svg,.brand img{height:62px;width:auto}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-menu>li{position:relative}
.nav-menu>li>a,.nav-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:12px 14px;color:var(--ink);font-weight:600;font-size:15px;border-radius:6px;white-space:nowrap;
}
.nav-menu>li>a:hover,.nav-menu>li.open>a{color:var(--brand);text-decoration:none}
.nav-menu>li>a.active{color:var(--brand)}
.caret{width:10px;height:10px;transition:transform .2s}
.nav-menu>li.open .caret,.nav-menu>li:hover .caret{transform:rotate(180deg)}

.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.phone-pill{display:inline-flex;align-items:center;gap:9px;padding:9px 16px;border:1px solid var(--line);border-radius:40px;font-weight:700;color:var(--ink);font-size:15px}
.phone-pill:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}
.phone-pill .ic{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff}
.phone-pill .ic svg{width:14px;height:14px}

/* Dropdowns */
.dropdown{
  position:absolute;top:calc(100% + 10px);left:0;min-width:230px;background:#fff;
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-md);
  padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;z-index:120;
}
.nav-menu>li:hover>.dropdown,.nav-menu>li.open>.dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:var(--ink);font-weight:500;font-size:15px}
.dropdown a:hover{background:var(--bg-soft);color:var(--brand);text-decoration:none}

/* Mega menu (Solutions) */
.mega{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);
  width:min(920px,92vw);background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-md);padding:26px;opacity:0;visibility:hidden;transition:.18s ease;z-index:120;
  display:grid;grid-template-columns:1fr 270px;gap:26px;
}
.nav-menu>li:hover>.mega,.nav-menu>li.open>.mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-col-title{font-family:"Kanit",sans-serif;font-weight:600;color:var(--ink);font-size:16px;margin:0 0 12px}
.mega-group+.mega-group{margin-top:18px}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.mega-links a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:9px;color:var(--ink);font-weight:500;font-size:14.5px}
.mega-links a:hover{background:var(--bg-soft);color:var(--brand);text-decoration:none}
.mega-ic{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:#eef0ff;color:var(--brand);flex-shrink:0}
.mega-ic svg{width:18px;height:18px}
.mega-aside{background:var(--bg-soft);border-radius:12px;padding:22px}
.mega-aside h4{font-size:17px;margin-bottom:8px}
.mega-aside p{font-size:13.5px;margin-bottom:14px}
.mega-aside .contact-row{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink);margin-top:10px}
.mega-aside .contact-row svg{width:16px;height:16px;color:var(--brand)}

/* Mobile nav */
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px;width:44px;height:44px}
.hamburger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px auto;transition:.25s}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================ Hero ============================ */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1200px 500px at 85% -10%,rgba(0,188,240,.10),transparent 60%),
  radial-gradient(900px 480px at 100% 20%,rgba(39,35,224,.08),transparent 55%),#fff}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;min-height:520px;padding:64px 0}
.hero h1{margin-bottom:18px}
.hero .lead{margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-art{position:relative;display:grid;place-items:center}
.hero-art .blob{width:100%;max-width:460px;aspect-ratio:1;border-radius:34% 66% 62% 38%/44% 40% 60% 56%;
  background:linear-gradient(135deg,var(--brand),var(--cyan));box-shadow:var(--shadow-md);
  display:grid;place-items:center;color:#fff;animation:morph 12s ease-in-out infinite}
@keyframes morph{0%,100%{border-radius:34% 66% 62% 38%/44% 40% 60% 56%}50%{border-radius:60% 40% 38% 62%/56% 60% 40% 44%}}
.hero-art .blob svg{width:52%;height:52%;opacity:.95}
.page-hero{background:linear-gradient(120deg,var(--navy),#141a4d 60%,#1b1670);color:#fff;padding:88px 0 76px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(0,188,240,.35),transparent 70%)}
.page-hero h1{color:#fff;position:relative}
.page-hero p{color:rgba(255,255,255,.82);max-width:60ch;position:relative}
.page-hero .eyebrow{color:var(--cyan)}
.breadcrumb{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:14px;position:relative}
.breadcrumb a{color:rgba(255,255,255,.9)}

/* ============================ Sections / cards ============================ */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;transition:.2s;height:100%}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:transparent}
.card .card-ic{display:grid;place-items:center;width:56px;height:56px;border-radius:12px;background:#eef0ff;color:var(--brand);margin-bottom:18px}
.card .card-ic svg{width:28px;height:28px}
.card h3{margin-bottom:10px}
.card p{margin-bottom:16px;font-size:15px}
.card .more{font-weight:600;color:var(--brand);font-size:14px;display:inline-flex;align-items:center;gap:6px}

.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.feature-list li{display:flex;align-items:flex-start;gap:12px;color:var(--ink);font-weight:500}
.feature-list li svg{flex-shrink:0;width:22px;height:22px;color:var(--brand);margin-top:2px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.media-card{border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(135deg,#eef0ff,#e7f8ff);min-height:340px;display:grid;place-items:center;color:var(--brand);border:1px solid var(--line)}
.media-card svg{width:38%;height:38%;opacity:.85}

/* Stats band */
.stats{background:linear-gradient(120deg,var(--navy),#161d55);color:#fff;border-radius:20px;padding:44px;position:relative;overflow:hidden}
.stats::after{content:"";position:absolute;right:-80px;bottom:-90px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(0,188,240,.25),transparent 70%)}
.stats .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.stat .num{font-family:"Kanit",sans-serif;font-size:44px;font-weight:600;line-height:1;color:#fff}
.stat .num span{color:var(--cyan)}
.stat .lbl{color:rgba(255,255,255,.75);font-size:15px;margin-top:8px}

/* Steps */
.steps{counter-reset:step;display:grid;gap:14px}
.step{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.step::before{counter-increment:step;content:counter(step);flex-shrink:0;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-family:"Kanit",sans-serif}
.step p{margin:0;color:var(--ink);font-weight:500}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--brand),#4b46ff 60%,var(--cyan));color:#fff;border-radius:22px;padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.9);max-width:60ch;margin:0 auto 26px}

/* ============================ Contact / forms ============================ */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-sm)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:7px;color:var(--ink)}
.field .req{color:#e02424}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font:inherit;color:var(--ink);
  background:#fff;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(39,35,224,.12)}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:13px;color:var(--muted-2)}
.form-status{margin-top:14px;padding:13px 16px;border-radius:8px;font-weight:600;display:none}
.form-status.ok{display:block;background:#e7f9ee;color:#0a7d3b;border:1px solid #b6ecc9}
.form-status.err{display:block;background:#fdecec;color:#b42121;border:1px solid #f5c2c2}

.info-list{list-style:none;padding:0;margin:0;display:grid;gap:20px}
.info-list li{display:flex;gap:15px;align-items:flex-start}
.info-list .ic{flex-shrink:0;width:46px;height:46px;border-radius:12px;background:#eef0ff;color:var(--brand);display:grid;place-items:center}
.info-list .ic svg{width:22px;height:22px}
.info-list b{display:block;font-family:"Kanit",sans-serif;font-weight:500;font-size:17px}
.info-list a{color:var(--muted-2)}
.info-list span{color:var(--muted-2)}

/* ============================ Footer ============================ */
.site-footer{background:var(--navy);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.site-footer h5{color:#fff;font-family:"Kanit",sans-serif;font-weight:500;font-size:17px;margin:0 0 18px}
.site-footer p{color:rgba(255,255,255,.66);font-size:14.5px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14.5px}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-contact{display:grid;gap:12px}
.footer-contact div{display:flex;gap:10px;align-items:flex-start;font-size:14.5px}
.footer-contact svg{width:18px;height:18px;color:var(--cyan);flex-shrink:0;margin-top:2px}
.footer-brand svg{height:56px;margin-bottom:16px}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff}
.social a:hover{background:var(--brand);text-decoration:none}
.social svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px;color:rgba(255,255,255,.6)}
.footer-bottom a{color:rgba(255,255,255,.7)}

/* Logo colors */
.logo-word{fill:var(--ink)}
.logo-sub{fill:#1f5fae}
.on-dark .logo-word{fill:#fff}
.on-dark .logo-sub{fill:#8fb8e6}

/* ============================ Responsive ============================ */
@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr;padding:48px 0}
  .hero-art{order:-1;max-width:360px;margin:0 auto}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .stats .stat-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .mega{grid-template-columns:1fr}
}
@media (max-width:760px){
  .hamburger{display:block}
  .brand svg,.brand img{height:50px}
  .nav-actions .phone-pill{display:none}
  .nav-menu{
    position:fixed;top:var(--header-h);left:0;right:0;bottom:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:16px 20px 40px;overflow-y:auto;
    transform:translateX(100%);transition:transform .25s ease;border-top:1px solid var(--line)}
  .nav-menu.open{transform:translateX(0)}
  .nav-menu>li>a{padding:14px 6px;font-size:16px;border-bottom:1px solid var(--line);border-radius:0;justify-content:space-between}
  .dropdown,.mega{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    width:auto;padding:6px 0 12px 10px;display:none;grid-template-columns:1fr}
  .nav-menu>li.open .dropdown,.nav-menu>li.open .mega{display:block}
  .mega-links{grid-template-columns:1fr}
  .mega-aside{display:none}
  .form-row{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .stats .stat-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:60px 0}
  .cta-band,.stats{padding:36px 22px}
}