/* ATLAS Tech — atlaseagle.web.id landing. Blueprint palette: white, cool gray, cobalt, deep navy. */
:root{
  --navy:#0f1b33; --navy-2:#16264a; --cobalt:#1e40af; --cobalt-2:#2b5bd7;
  --cool-gray:#6b7280; --line:#e2e8f0; --bg:#ffffff; --bg-soft:#f6f8fb;
  --text:#111827; --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',-apple-system,sans-serif;font-weight:300;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-weight:400;line-height:1.15}
h1{font-size:clamp(2.2rem,5.5vw,4rem);margin:.4rem 0 1.2rem}
h2{font-size:clamp(1.6rem,3.4vw,2.6rem);margin:.5rem 0}
h3{font-size:1.2rem}
p{margin:0 0 1rem;color:#374151}
img{max-width:100%;display:block}
.kicker{color:var(--cobalt);font-weight:500;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin:0 0 .6rem}
b,strong{font-weight:500}
small{font-weight:300;color:var(--cool-gray)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1120px;margin:0 auto;padding:.9rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand img{height:38px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.4rem;font-weight:400}
.nav-links a{color:#374151;font-size:.95rem}
.nav-links a:hover{color:var(--cobalt)}
.nav-contact{padding:.5rem 1rem;border:1px solid var(--navy);border-radius:999px}
.nav-contact:hover{background:var(--navy);color:#fff}
.nav-toggle{display:none}
@media(max-width:760px){.nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:1rem 1.25rem;display:none;align-items:flex-start}.nav-links.open{display:flex}.nav-toggle{display:flex;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:transparent;border:0;cursor:pointer}.nav-toggle span{width:24px;height:2px;background:var(--navy)}}

/* hero */
.hero-modern{background:radial-gradient(1200px 400px at 90% 0,#eef2fa,#fff);border-bottom:1px solid var(--line)}
.hero-modern-grid{max-width:1120px;margin:0 auto;padding:4rem 1.25rem;display:grid;grid-template-columns:1.05fr .95fr;gap:2.5rem;align-items:center}
.hero-modern-copy h1 span{color:var(--cobalt)}
.hero-modern-copy>p{max-width:34rem;font-size:1.1rem}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin:1.4rem 0}
.btn-solid{background:var(--cobalt);color:#fff;padding:.85rem 1.4rem;border-radius:999px;font-weight:400;display:inline-flex;align-items:center;gap:.4rem;transition:.2s}
.btn-solid:hover{background:var(--navy)}
.btn-outline{border:1px solid var(--navy);color:var(--navy);padding:.85rem 1.4rem;border-radius:999px;font-weight:400;display:inline-flex;align-items:center;gap:.4rem}
.btn-outline:hover{background:var(--navy);color:#fff}
.hero-proof{list-style:none;padding:0;margin:0;display:flex;gap:1.6rem;flex-wrap:wrap}
.hero-proof li{font-size:.9rem;color:var(--cool-gray)}
.hero-proof b{color:var(--navy);font-weight:500}
.blueprint-stage{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.blueprint-stage img{width:100%;height:auto}
.floating-note{position:absolute;bottom:14px;left:14px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:10px;padding:.5rem .8rem;box-shadow:0 6px 24px rgba(15,27,51,.08)}
.floating-note strong{display:block;font-weight:500;font-size:.85rem}
.floating-note span{font-size:.72rem;color:var(--cool-gray)}
.floating-note i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--cobalt);margin-right:.4rem}
.note-b{top:14px;left:14px;bottom:auto}.note-c{bottom:14px;left:auto;right:14px}
.capability-rail{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;max-width:1120px;margin:0 auto;padding:0 1.25rem 2rem;font-size:.8rem;letter-spacing:.06em;color:var(--cool-gray)}
.capability-rail span{border:1px solid var(--line);padding:.4rem .9rem;border-radius:999px}
/* Video hero — cinematic background (pola AGROTECH, palet ATLAS Tech) */
.video-hero{position:relative;min-height:max(660px,calc(100svh - 76px));overflow:hidden;isolation:isolate;background:var(--navy)}
.video-hero-bg{position:absolute;inset:0;z-index:-3}
.video-hero-media{width:100%;height:100%;object-fit:cover;object-position:center center}
.video-hero-overlay{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(6,10,24,.94) 0%,rgba(9,16,34,.78) 38%,rgba(12,20,44,.3) 67%,rgba(12,20,44,.08) 100%),linear-gradient(180deg,rgba(6,10,24,.18) 0%,rgba(6,10,24,.05) 52%,rgba(6,10,24,.86) 100%)}
.video-hero-inner{min-height:max(660px,calc(100svh - 76px));display:grid;grid-template-rows:1fr auto;width:100%;max-width:1120px;margin:0 auto}
.video-hero-copy{align-self:center;max-width:720px;padding:68px 1.25rem 58px}
.video-hero-copy h1{max-width:720px;margin:0;font-size:clamp(3.2rem,5.3vw,5.6rem);font-weight:400;line-height:1.04;letter-spacing:-.04em;color:#fff;text-shadow:0 3px 30px rgba(0,0,0,.28)}
.video-hero .kicker{color:#b6ceff;margin:0 0 18px}
.video-hero-copy>p:first-of-type{max-width:620px;margin-top:26px;color:#e7edf7;font-size:clamp(1.02rem,1.35vw,1.2rem);line-height:1.65}
.video-hero .btn-outline{border-color:rgba(214,222,238,.5);background:rgba(7,14,30,.38);backdrop-filter:blur(6px);color:#fff}
.video-hero .btn-outline:hover{background:#fff;color:var(--navy)}
.video-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.video-hero-legal-note{max-width:630px;margin-top:24px;color:#bac5d8;font-size:12px;line-height:1.6}
.video-proof{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(202,214,235,.28);background:rgba(6,11,26,.34);backdrop-filter:blur(8px)}
.video-proof-item{min-height:96px;display:flex;align-items:center;gap:14px;padding:22px 22px;border-right:1px solid rgba(202,214,235,.2);color:#f3f6fc}
.video-proof-item:last-child{border-right:0}
.video-proof-item svg{width:26px;height:26px;flex:0 0 auto;color:#7ba5f5;stroke-width:1.5}
.video-proof-item span{font-size:15px;font-weight:400}

/* value + architecture */
.value-section{max-width:1120px;margin:0 auto;padding:4.5rem 1.25rem;display:grid;grid-template-columns:220px 1fr;gap:2rem}
.value-index{color:var(--cobalt);font-weight:500;font-size:.9rem;letter-spacing:.08em;padding-top:.4rem}
.value-copy h2 span{color:var(--cobalt)}
.value-body p{color:#374151}
.architecture-section{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.architecture-section>header{max-width:1120px;margin:0 auto;padding:4rem 1.25rem 2rem;display:flex;justify-content:space-between;gap:2rem;align-items:flex-end}
.architecture-section>header p:not(.kicker){max-width:30rem;color:#374151}
.architecture-map{max-width:1120px;margin:0 auto;padding:0 1.25rem 4rem;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.system-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem 1.3rem;min-height:220px;position:relative}
.system-card b{font-size:1.4rem;color:var(--cobalt);font-weight:300}
.system-card small{display:block;margin:.5rem 0 .4rem;letter-spacing:.06em;color:var(--cool-gray);font-size:.68rem}
.system-card p{font-size:.85rem;color:#374151;margin:0}
.line-icon,.code-window,.server-icon,.shield-icon{margin-top:1.2rem}
.code-window{background:var(--navy);border-radius:10px;height:86px;padding:.7rem;display:flex;flex-direction:column;gap:6px}
.code-window i{background:#2b5bd7;border-radius:4px;height:8px;width:70%}
.code-window i:nth-child(2){width:50%}.code-window i:nth-child(3){width:80%}
.code-window strong{color:#93c5fd;font-size:.8rem;margin-top:auto}
.line-icon{display:flex;gap:8px;align-items:flex-end;height:86px}
.line-icon span{flex:1;background:var(--cobalt-2);border-radius:4px 4px 0 0}
.line-icon span:nth-child(1){height:38%}.line-icon span:nth-child(2){height:64%}.line-icon span:nth-child(3){height:100%}
.server-icon{display:grid;grid-template-columns:1fr 1fr;gap:8px;height:86px}
.server-icon i{background:var(--navy);border-radius:6px}
.shield-icon{height:86px;display:flex;align-items:center;justify-content:center;font-size:2.2rem;color:var(--cobalt);border:2px solid var(--cobalt);border-radius:12px}

/* case grid */
.case-grid{max-width:1120px;margin:0 auto;padding:0 1.25rem 4rem;display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.case-card{border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.5rem;display:block;transition:.2s;background:#fff}
.case-card:hover{border-color:var(--cobalt);transform:translateY(-3px);box-shadow:0 12px 30px rgba(15,27,51,.08)}
.case-card small{letter-spacing:.05em;font-size:.7rem}
.case-card h3{margin:.4rem 0 .6rem}
.case-card p{font-size:.9rem;color:#374151;margin:0 0 .9rem}
.case-card b{color:var(--cobalt);font-weight:500;font-size:.9rem}

/* method */
.method-band{background:var(--navy);color:#fff;padding:4rem 1.25rem}
.method-band>div{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.method-band .kicker{color:#93c5fd}
.method-band ol{list-style:none;margin:0;padding:0;display:grid;gap:1.2rem}
.method-band li{display:grid;grid-template-columns:44px 1fr;gap:1rem;align-items:start}
.method-band b{color:#93c5fd;font-weight:300;font-size:1.3rem}
.method-band strong{display:block;font-weight:500;color:#fff}
.method-band ol>li span{color:#cbd5e1;font-size:.92rem}

/* closing CTA */
.closing-cta{max-width:1120px;margin:0 auto;padding:5rem 1.25rem;text-align:center}
.closing-cta h2 span{color:var(--cobalt)}
.contact-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin:1.6rem 0 .8rem}
.contact-note{color:var(--cool-gray);font-size:.9rem}
footer{border-top:1px solid var(--line);padding:2rem 1.25rem;max-width:1120px;margin:0 auto;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:var(--cool-gray)}

@media(max-width:900px){
  .hero-modern-grid{grid-template-columns:1fr}
  .video-hero,.video-hero-inner{min-height:max(760px,calc(100svh - 68px))}
  .video-hero-media{object-position:60% center}
  .video-hero-overlay{background:linear-gradient(90deg,rgba(6,10,24,.9),rgba(9,16,34,.55)),linear-gradient(180deg,rgba(6,10,24,.14) 0%,rgba(6,10,24,.88) 100%)}
  .video-hero-copy{padding:54px 1.25rem 40px;max-width:520px}
  .video-hero-copy h1{max-width:520px;font-size:clamp(2.5rem,12.5vw,3.9rem)}
  .video-hero .kicker{font-size:.8rem;margin-bottom:14px}
  .video-hero-copy>p:first-of-type{margin-top:20px;font-size:1rem}
  .video-hero-legal-note{margin-top:18px;font-size:11px}
  .video-proof{grid-template-columns:1fr 1fr}
  .video-proof-item{min-height:76px;padding:15px 12px;gap:10px}
  .video-proof-item:nth-child(2n){border-right:0}
  .value-section{grid-template-columns:1fr;gap:.6rem}
  .architecture-map{grid-template-columns:repeat(2,1fr)}
  .architecture-section>header{flex-direction:column;align-items:flex-start}
  .method-band>div{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
}
@media(max-width:520px){.architecture-map{grid-template-columns:1fr}.hero-proof{gap:1rem}}

/* === Design enhancement pass (riset 2026): scroll-reveal, sticky nav compress, marquee, micro-interaction, a11y === */
/* Sticky nav compress saat scroll */
.nav-inner{transition:padding .28s ease}
.nav.scrolled{box-shadow:0 8px 24px rgba(15,27,51,.07)}
.nav.scrolled .nav-inner{padding-top:.55rem;padding-bottom:.55rem}
.nav-links a{transition:color .18s ease}
.nav-links a.active{color:var(--cobalt)}

/* Scroll-reveal (IntersectionObserver; hormati prefers-reduced-motion) */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.16,.84,.44,1),transform .7s cubic-bezier(.16,.84,.44,1)}
.reveal.in{opacity:1;transform:none}
.reveal-stagger>*{opacity:0;transform:translateY(22px);transition:opacity .6s cubic-bezier(.16,.84,.44,1),transform .6s cubic-bezier(.16,.84,.44,1)}
.reveal-stagger.in>*{opacity:1;transform:none}
.reveal-stagger.in>*:nth-child(1){transition-delay:.05s}
.reveal-stagger.in>*:nth-child(2){transition-delay:.12s}
.reveal-stagger.in>*:nth-child(3){transition-delay:.19s}
.reveal-stagger.in>*:nth-child(4){transition-delay:.26s}
.reveal-stagger.in>*:nth-child(5){transition-delay:.33s}
.reveal-stagger.in>*:nth-child(6){transition-delay:.4s}

/* Micro-interaction tombol (lift + tekan) + focus ring */
.btn-solid,.btn-outline{transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease}
.btn-solid:hover,.btn-outline:hover{transform:translateY(-2px)}
.btn-solid:hover{box-shadow:0 10px 24px rgba(30,64,175,.22)}
.btn-solid:active,.btn-outline:active{transform:translateY(0) scale(.98)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px;border-radius:4px}
.video-hero a:focus-visible{outline-color:#93c5fd}

/* Marquee band kapabilitas (loop; pause saat hover/reduced) */
.marquee{overflow:hidden;background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.marquee-track{display:flex;width:max-content;animation:marquee 34s linear infinite}
.marquee-group{display:inline-flex;align-items:center}
.marquee-group span{font-size:.9rem;letter-spacing:.05em;color:var(--cool-gray);font-weight:400;margin-right:3rem;display:inline-flex;align-items:center;gap:.6rem}
.marquee-group span b{font-style:normal;color:var(--cobalt);font-weight:500}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Reduced motion: matikan reveal, marquee, micro-interaction — jaga aksesibilitas */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.reveal-stagger>*{opacity:1!important;transform:none!important;transition:none!important}
  .marquee-track{animation:none}
  .btn-solid,.btn-outline{transition:none}
  .btn-solid:hover,.btn-outline:hover{transform:none}
  .btn-solid:active,.btn-outline:active{transform:none}
}