/* ==========================================================
   Necveal - CSS global (header, footer, tombol, layout dasar)
   Dimuat di SEMUA halaman lewat inc/header.php
   ========================================================== */
:root{
  --bg:#05070d;--panel:#0b101b;--panel2:#0f1624;--text:#f5f7fb;--muted:#8e99aa;
  --line:rgba(255,255,255,.09);--blue:#19b8ff;--violet:#635bff;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
img{max-width:100%;height:auto}
body{margin:0;background:radial-gradient(circle at 80% 5%,rgba(75,64,255,.16),transparent 30%),radial-gradient(circle at 10% 20%,rgba(0,185,255,.08),transparent 25%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow-x:hidden}
a{text-decoration:none;color:inherit}.container{width:min(1160px,92%);margin:auto}

/* Header */
.site-header{position:relative;z-index:50}
nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;flex:0 0 auto;gap:12px;font-weight:800;font-size:22px;letter-spacing:-.6px}
.brand img{display:block;height:64px;width:auto;max-width:100%}
.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--blue),var(--violet));display:grid;place-items:center;font-weight:900;color:#fff}
/* Menu desktop: rata kanan */
.navlinks{display:flex;align-items:center;justify-content:flex-end;gap:32px;margin-left:auto;color:#aeb7c6;font-size:14px}
.navlinks a{transition:color .2s}.navlinks a:hover,.navlinks a:focus-visible{color:#fff}
/* Hamburger (hanya tampil di mobile) */
.nav-toggle{display:none;position:relative;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.03);cursor:pointer;-webkit-tap-highlight-color:transparent}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;border-radius:2px;background:#e6ebf3;transition:transform .25s,opacity .2s,top .25s}
.nav-toggle span:nth-child(1){top:14px}.nav-toggle span:nth-child(2){top:21px}.nav-toggle span:nth-child(3){top:28px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:rotate(-45deg)}
.nav-toggle:focus-visible,.navlinks a:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* Tombol */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:10px;font-weight:750;font-size:14px;border:1px solid var(--line);transition:.2s}
.btn-primary{background:linear-gradient(135deg,#14b8ff,#5e55ff);border:0;box-shadow:0 10px 35px rgba(64,93,255,.22)}
.btn:hover{transform:translateY(-2px)}

/* Footer */
footer{border-top:1px solid var(--line);padding:28px 0;color:#727d8d;font-size:13px}.foot{display:flex;justify-content:space-between;gap:20px}

@media(max-width:800px){
  nav{height:68px}
  .brand img{height:48px}
  .nav-toggle{display:inline-block}
  .navlinks{position:absolute;top:100%;left:0;right:0;margin-left:0;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:6px 4% 14px;font-size:16px;background:rgba(5,7,13,.97);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);box-shadow:0 18px 40px rgba(0,0,0,.45);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s,transform .2s,visibility .2s}
  .navlinks.open{opacity:1;visibility:visible;transform:none}
  .navlinks a{padding:15px 4px;border-bottom:1px solid var(--line)}
  .navlinks a:last-child{border-bottom:0}
}
@media(max-width:520px){.foot{display:block}.foot div+div{margin-top:8px}.brand img{height:42px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}