/* KusenLengkung.com — tema navy #0f3d6e + amber #f59e0b */
:root{--navy:#0f3d6e;--navy2:#0a2c50;--amber:#f59e0b;--amber2:#fbbf24;--ink:#1f2937;--mute:#64748b;--line:#e2e8f0;--bg:#ffffff;--bg2:#f6f8fb}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.kicker{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#b45309;background:#fef3c7;padding:6px 14px;border-radius:99px;margin-bottom:16px}
h1{font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.15;font-weight:800;color:#fff}
h2{font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.25;font-weight:800;color:var(--navy)}
h3{font-size:1.12rem;font-weight:700;color:var(--navy)}
.lead{font-size:1.05rem;color:#cbd5e1}
section{padding:72px 0}
.sec-head{max-width:720px;margin:0 auto 44px;text-align:center}
.sec-head p{color:var(--mute);margin-top:12px}
.btn{display:inline-block;font-weight:700;padding:14px 26px;border-radius:10px;font-size:.98rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(15,61,110,.22)}
.btn-amber{background:var(--amber);color:#1a1206}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-navy{background:var(--navy);color:#fff}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-weight:900;font-size:1.2rem;color:var(--navy)}
.logo span{color:var(--amber)}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{font-size:.94rem;font-weight:600;color:var(--ink)}
.nav-links a:hover{color:var(--amber)}
.nav-cta{background:var(--amber);color:#1a1206;padding:9px 18px;border-radius:8px;font-weight:700;font-size:.9rem}
.menu-btn{display:none;background:none;border:0;font-size:1.6rem;color:var(--navy);cursor:pointer}

/* HERO */
.hero{background:linear-gradient(135deg,var(--navy2) 0%,var(--navy) 55%,#14477e 100%);padding:84px 0 90px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:480px;height:480px;border:60px solid rgba(245,158,11,.14);border-radius:50%}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:2}
.hero h1 em{font-style:normal;color:var(--amber2)}
.hero .lead{margin:20px 0 30px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:18px;margin-top:30px;flex-wrap:wrap}
.hero-badges span{color:#e2e8f0;font-size:.86rem;font-weight:600}
.hero-badges b{color:var(--amber2)}
.hero-img{border-radius:16px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.4);aspect-ratio:4/3}
.hero-img img{width:100%;height:100%;object-fit:cover}

/* STATS */
.stats{background:var(--navy2);padding:0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-top:26px;padding-bottom:26px;text-align:center}
.stat b{display:block;font-size:1.9rem;font-weight:900;color:var(--amber2)}
.stat span{color:#cbd5e1;font-size:.86rem}

/* CARDS GRID */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;box-shadow:0 2px 10px rgba(15,61,110,.05)}
.card .num{font-size:.8rem;font-weight:800;color:var(--amber);letter-spacing:.1em}
.card h3{margin:8px 0 10px}
.card p{color:var(--mute);font-size:.94rem}
.alt{background:var(--bg2)}

/* PRODUK alternating */
.prod{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;padding:34px 0;border-bottom:1px solid var(--line)}
.prod:last-child{border-bottom:0}
.prod h3{font-size:1.25rem}
.prod p{color:var(--mute);margin:10px 0 14px}
.tag{display:inline-block;background:#eef4fb;color:var(--navy);font-size:.8rem;font-weight:700;padding:4px 12px;border-radius:99px;margin-right:6px}
.prod-visual{background:linear-gradient(135deg,#eef4fb,#fdf6e7);border-radius:14px;min-height:170px;display:flex;align-items:center;justify-content:center;color:var(--navy);font-weight:800;font-size:2.6rem}

/* INSPIRASI */
.insp{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3}
.insp img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.insp:hover img{transform:scale(1.05)}
.insp-cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(10,44,80,.92));color:#fff;padding:34px 18px 14px;font-weight:700}
.insp-cap small{display:block;font-weight:500;color:#fcd34d;font-size:.78rem}

/* PANDUAN */
.art-card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;transition:transform .15s,box-shadow .15s}
.art-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(15,61,110,.1)}
.art-card .tipe{font-size:.74rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--amber)}
.art-card h3{margin:8px 0}
.art-card p{color:var(--mute);font-size:.92rem}
.art-card .baca{color:var(--navy);font-weight:700;font-size:.9rem}

/* KENAPA 4 box */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.kbox{background:#fff;border-top:4px solid var(--amber);border-radius:0 0 14px 14px;padding:26px;box-shadow:0 2px 12px rgba(15,61,110,.07)}
.kbox .num{font-size:2rem;font-weight:900;color:#e2e8f0}
.kbox h3{margin:6px 0 8px}
.kbox p{color:var(--mute);font-size:.92rem}

/* ALUR */
.alur{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.steps{counter-reset:st}
.step{display:flex;gap:18px;padding:14px 0}
.step .n{counter-increment:st;flex:0 0 42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.step .n::before{content:counter(st)}
.step h3{font-size:1.02rem}
.step p{color:var(--mute);font-size:.92rem}
.alur-img{border-radius:16px;overflow:hidden;box-shadow:0 20px 40px rgba(15,61,110,.18);aspect-ratio:3/4}
.alur-img img{width:100%;height:100%;object-fit:cover}

/* HARGA */
.price-table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 2px 14px rgba(15,61,110,.08)}
.price-table th{background:var(--navy);color:#fff;text-align:left;padding:14px 18px;font-size:.9rem}
.price-table td{padding:13px 18px;border-top:1px solid var(--line);font-size:.95rem}
.price-table tr:nth-child(even) td{background:var(--bg2)}
.price-note{color:var(--mute);font-size:.85rem;margin-top:12px;text-align:center}

/* FAQ */
.faq{max-width:780px;margin:0 auto}
details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:0 22px}
summary{cursor:pointer;font-weight:700;color:var(--navy);padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::after{content:"+";font-size:1.4rem;color:var(--amber)}
details[open] summary::after{content:"–"}
details p{padding:0 0 18px;color:var(--mute);font-size:.95rem}

/* CTA BAND */
.cta-band{background:linear-gradient(135deg,var(--navy2),var(--navy));text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#cbd5e1;max-width:640px;margin:14px auto 28px}

/* FOOTER */
footer{background:#0a1e36;color:#cbd5e1;padding:56px 0 24px;font-size:.92rem}
.f-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr 1.5fr;gap:30px}
.f-grid>div{min-width:0}
footer h3{color:#fff;font-size:.98rem;margin-bottom:14px}
footer a{display:block;color:#94a3b8;padding:4px 0;overflow-wrap:anywhere}
footer a:hover{color:var(--amber2)}
.f-note{color:#94a3b8;margin-top:10px;line-height:1.6}
.f-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:18px;color:#8ba0b5;font-size:.82rem;text-align:center}

/* HUB PAGES */
.hero2{background:linear-gradient(135deg,var(--navy2),var(--navy));padding:64px 0}
.hero2 h1{font-size:clamp(1.7rem,3.6vw,2.6rem)}
.hero2 p{color:#cbd5e1;margin-top:12px;max-width:680px}
.badge-soon{display:inline-block;background:#fef3c7;color:#92400e;font-size:.74rem;font-weight:800;padding:3px 10px;border-radius:99px;margin-left:8px;vertical-align:middle}

/* tabel lebar di layar sempit */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

@media(max-width:1100px){
  .f-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
}
@media(max-width:900px){
  .nav-links{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:6px 20px 16px;border-bottom:1px solid var(--line);box-shadow:0 14px 28px rgba(15,61,110,.14)}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;border-bottom:1px solid var(--bg2);width:100%}
  .nav-cta{margin-top:12px;text-align:center;border-bottom:0!important}
  .menu-btn{display:block}
  .hero-grid,.alur{grid-template-columns:1fr}
  .hero-img{order:-1}
  .grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .stats .wrap{grid-template-columns:1fr 1fr}
  .prod{grid-template-columns:1fr}
}
/* footer: 1 kolom bertumpuk, rapi & lebar penuh (HP + tablet sempit) */
@media(max-width:760px){
  footer{padding:44px 0 22px}
  .f-grid{grid-template-columns:1fr;gap:0}
  .f-grid>div{padding:20px 0;border-top:1px solid rgba(255,255,255,.10)}
  .f-grid>div:first-child{padding-top:0;border-top:0}
  footer h3{font-size:1.04rem;margin-bottom:6px;letter-spacing:.2px}
  footer a{padding:7px 0;font-size:.95rem}
  .f-bottom{margin-top:24px;padding-top:16px}
}
@media(max-width:560px){
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  section{padding:52px 0}
  .price-table{min-width:540px}
  .step{gap:14px}
}