/* Landing page pemaparan proyek */
:root { --navy: #166534; --deep: #14532D; --blue: #15803D; --sky: #DCFCE7; --green: #15803D; --ink: #0F172A; --ink-2: #334155; --muted: #64748B; --line: #E2E8F0; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif; color: var(--ink); background: #fff; line-height: 1.6; }
a { color: var(--blue); }
img { max-width: 100%; height: auto; display: block; }

.lp-head { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 16px; flex-wrap: wrap; }
.lp-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.lp-brand img { height: 44px; width: auto; }
.gift { display: flex; align-items: center; gap: 12px; background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: 14px; padding: 10px 14px; margin-top: 14px; max-width: 560px; font-size: .92rem; color: #14532D; }
.gift img { height: 46px; width: auto; flex: none; }
.partners { display: grid; gap: 12px; grid-template-columns: 1fr; }
.partners article { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; text-align: center; }
.partners img { height: 96px; width: auto; margin: 0 auto 8px; }
.partners h3 { margin: 4px 0; color: var(--deep); font-size: 1.05rem; }
.partners p { margin: 0; color: var(--ink-2); font-size: .92rem; }
.lp-brand span { display: flex; flex-direction: column; line-height: 1.15; }
.lp-brand small { color: var(--muted); }
.lp-nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; max-width: 100%; }
.lp-nav a { padding: 8px 10px; border-radius: 8px; text-decoration: none; color: var(--ink-2); font-weight: 600; font-size: .92rem; white-space: nowrap; }
.lp-nav a:hover { background: var(--sky); color: var(--navy); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 20px; border-radius: 12px; font: inherit; font-weight: 700; text-decoration: none; border: 2px solid transparent; cursor: pointer; }
.btn-lg { min-height: 54px; font-size: 1.05rem; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--navy); }
.btn-ghost { background: #fff; color: var(--navy); border-color: #BBF7D0; }
.btn-light { background: #fff; color: var(--navy); }
.btn-ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid #93C5FD; outline-offset: 2px; }

.hero { display: grid; gap: 20px; padding: 28px 16px 12px; max-width: 1180px; margin: 0 auto; background: radial-gradient(1200px 400px at 70% 0%, #DCFCE7, transparent); }
.eyebrow { color: var(--green); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; font-size: .8rem; margin: 0 0 6px; }
.hero h1 { font-size: clamp(1.9rem, 6vw, 3.2rem); line-height: 1.1; margin: 0 0 12px; color: var(--deep); }
.hero h1 span { color: var(--blue); }
.lead { font-size: 1.08rem; color: var(--ink-2); max-width: 560px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 8px; }
.cta.center { justify-content: center; }
.fine { font-size: .85rem; color: var(--muted); }
.center { text-align: center; }
.hero-art { margin: 0; }
.hero-art img { border-radius: 18px; box-shadow: 0 10px 40px rgba(7, 89, 133, .18); }
.hero-art figcaption { font-size: .8rem; color: var(--muted); margin-top: 6px; text-align: center; }

.sec { padding: 44px 16px; max-width: 1180px; margin: 0 auto; }
.sec.alt { max-width: none; background: #F5F9FC; }
.sec.alt > * { max-width: 1148px; margin-left: auto; margin-right: auto; }
.sec-head h2 { font-size: clamp(1.4rem, 4vw, 2rem); color: var(--deep); margin: 0 0 6px; }
.sec-head p { color: var(--ink-2); max-width: 760px; margin: 0 0 16px; }
.status-line { background: var(--sky); color: var(--navy); border-radius: 12px; padding: 10px 14px; margin-bottom: 12px; font-size: .95rem; }
.layer-btns { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; }
.layer-btns button { flex: none; border: 1.5px solid #BBF7D0; background: #fff; color: var(--navy); border-radius: 999px; padding: 9px 14px; font: inherit; font-weight: 600; cursor: pointer; }
.layer-btns button.on { background: var(--navy); color: #fff; border-color: var(--navy); }
.map-frame { position: relative; height: min(70vh, 560px); border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: linear-gradient(135deg, #DCEFE0, #D6EAF8); margin-top: 8px; }
.map-frame iframe { width: 100%; height: 100%; border: 0; }
.map-load { position: absolute; inset: 0; margin: auto; width: 240px; height: 90px; border: 0; border-radius: 16px; background: var(--blue); color: #fff; font: inherit; font-weight: 700; font-size: 1.05rem; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.map-load small { font-weight: 400; opacity: .85; font-size: .82rem; }

.flow { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 10px; counter-reset: s; }
.flow li { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px 12px 64px; display: flex; flex-direction: column; }
.flow li span { color: var(--muted); font-size: .9rem; }
.flow i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border-radius: 50%; }
.f-src { background: #0E7490; } .f-tank { background: #075985; } .f-main { background: linear-gradient(#fff 40%, #0B3D6B 40%, #0B3D6B 60%, #fff 60%); border: 2px solid #0B3D6B; }
.f-split { background: #6D28D9; } .f-dist { background: linear-gradient(#fff 42%, #1976B9 42%, #1976B9 58%, #fff 58%); border: 2px solid #1976B9; }
.f-branch { background: linear-gradient(#fff 45%, #56B4E9 45%, #56B4E9 55%, #fff 55%); border: 2px solid #56B4E9; } .f-home { background: #15803D; }
.flow li:not(:last-child)::after { content: "↓"; position: absolute; left: 27px; bottom: -17px; color: var(--blue); font-weight: 800; z-index: 1; }

.grid5 { display: grid; gap: 12px; grid-template-columns: 1fr; }
.grid5 article { background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--blue); border-radius: 14px; padding: 14px 16px; }
.grid5 h3 { margin: 0 0 4px; color: var(--deep); font-size: 1.05rem; }
.grid5 p { margin: 0; color: var(--ink-2); }
.note { background: #FEF3C7; color: #713F12; border-radius: 12px; padding: 12px 14px; margin-top: 16px; }

.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; }
.stat small { display: block; color: var(--muted); font-weight: 600; font-size: .82rem; }
.stat b { display: block; font-size: 1.35rem; color: var(--deep); }
.stat span { font-size: .8rem; color: var(--muted); }
.na { color: #8A94A3; font-style: italic; font-size: 1rem; }
.formula { display: grid; gap: 10px; margin-top: 14px; }
.formula > div { background: var(--sky); border-radius: 14px; padding: 12px 14px; display: flex; flex-direction: column; }
.formula span { font-size: 1.05rem; }
.formula small { color: var(--ink-2); }

.demo-card { position: relative; max-width: 460px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 10px 30px rgba(15,23,42,.10); padding: 18px; margin: 0 auto 20px; }
.dc-tag { position: absolute; top: -12px; right: 16px; background: #B91C1C; color: #fff; font-size: .72rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; letter-spacing: .05em; }
.demo-card small { color: var(--muted); font-weight: 600; }
.demo-card h3 { margin: 2px 0 6px; }
.dc-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.dc-badges span { font-size: .75rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; }
.b-ok { background: #DCFCE7; color: #166534; } .b-amber { background: #CA8A04; color: #fff; } .b-muted { background: #FEF3C7; color: #854D0E; }
.demo-card dl { display: grid; grid-template-columns: 44% 1fr; gap: 6px 10px; font-size: .92rem; }
.demo-card dt { color: var(--muted); } .demo-card dd { margin: 0; }
.demo-card em { color: var(--muted); font-size: .82rem; }
.dc-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.dc-actions span { border: 1px solid #CBD5E1; border-radius: 10px; padding: 6px 10px; font-size: .82rem; font-weight: 600; }
.feature-list { display: grid; gap: 10px; }
.feature-list > div { border-left: 4px solid var(--green); background: #F8FAFC; border-radius: 10px; padding: 10px 14px; display: flex; flex-direction: column; }
.steps li { margin: 6px 0; }

.closing { max-width: none; background: linear-gradient(135deg, var(--deep), var(--blue)); color: #fff; text-align: center; }
.closing h2 { font-size: clamp(1.4rem, 4vw, 2rem); margin: 0 0 10px; }
.closing p { max-width: 760px; margin: 0 auto 10px; }
.closing .fine { color: #BBF7D0; }
.lp-foot { text-align: center; padding: 18px 16px 28px; font-size: .85rem; color: var(--muted); }

@media (min-width: 760px) {
  .hero { grid-template-columns: 1fr 1.15fr; align-items: center; padding-top: 48px; }
  .flow { grid-template-columns: repeat(7, 1fr); }
  .flow li { padding: 58px 10px 12px; text-align: center; }
  .flow i { left: 50%; top: 12px; transform: translateX(-50%); }
  .flow li:not(:last-child)::after { content: "→"; left: auto; right: -12px; top: 22px; bottom: auto; }
  .grid5 { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .formula { grid-template-columns: 1fr 1fr; }
  .feature-list { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 760px) { .partners { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .grid5 { grid-template-columns: repeat(5, 1fr); } }