:root{
  --green:#00B14F;--green-dark:#008345;--green-deep:#00693B;--green-bright:#06C167;
  --green-50:#E9F7EF;--green-100:#D3EFDF;--ink:#052E1B;--text:#1C1C1C;--muted:#6B7280;
  --bg:#F4F6F5;--card:#FFFFFF;--border:#E6EBE8;--danger:#DC2626;--amber:#B45309;
  --shadow:0 2px 10px rgba(0,0,0,.06);--shadow-lg:0 8px 24px rgba(5,46,27,.10);
  --r:14px;--r-lg:18px;--font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --safe-bottom:env(safe-area-inset-bottom, 0px);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:#EAEFED;color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.45;font-size:15px}
img{display:block;max-width:100%}
a{color:var(--green-dark);text-decoration:none}
button,input,select{font-family:var(--font)}

/* App shell - mobile app positioning (centered on desktop like real app preview) */
.app-shell{width:100%;max-width:430px;min-height:100vh;min-height:100dvh;margin:0 auto;background:var(--bg);position:relative;display:flex;flex-direction:column;box-shadow:0 0 0 1px rgba(0,0,0,.04), 0 20px 60px rgba(0,0,0,.12)}
@media (max-width:430px){.app-shell{box-shadow:none}}

/* App bar */
.app-bar{position:sticky;top:0;z-index:30;height:64px;background:linear-gradient(180deg,var(--green) 0%,#00A74A 100%);color:#fff;display:flex;align-items:center;padding:0 14px;gap:10px;box-shadow:0 2px 8px rgba(0,131,69,.25)}
.app-bar-left{width:40px;display:flex;align-items:center}
.app-bar-icon{width:36px;height:36px;border-radius:10px;background:#fff;object-fit:contain;padding:2px}
.app-bar-center{flex:1;min-width:0}
.app-bar-title{font-size:17px;font-weight:800;letter-spacing:-.01em;line-height:1.1}
.app-bar-sub{font-size:11px;opacity:.9;font-weight:500}
.app-bar-right{display:flex;align-items:center}
.status-pill{background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);color:#fff;padding:5px 10px;border-radius:999px;font-size:11px;font-weight:700;white-space:nowrap}

/* Content */
.app-content{flex:1;overflow-y:auto;padding:14px 14px calc(90px + var(--safe-bottom));-webkit-overflow-scrolling:touch}
.loading-state{padding:60px 20px;text-align:center;color:var(--muted)}
.loading-img{width:160px;max-width:70%;margin:0 auto 12px;opacity:.9}

/* Cards / sections */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.card-hero{padding:0;overflow:hidden}
.hero-img{width:100%;height:auto;display:block;background:var(--green-50)}
.hero-body{padding:14px 16px 16px}
.hero-title{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.02em;margin-bottom:4px}
.hero-desc{font-size:14px;color:var(--muted)}

.section-title{font-size:15px;font-weight:800;color:var(--ink);margin:4px 2px 10px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px}
.muted{color:var(--muted);font-size:13px}
.small{font-size:12px;color:var(--muted)}
.divider{height:1px;background:var(--border);margin:12px 0}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700}
.b-green{background:var(--green-50);color:var(--green-deep)}
.b-amber{background:#FEF3C7;color:var(--amber)}
.b-red{background:#FEE2E2;color:#B91C1C)}
.b-gray{background:#F3F4F6;color:#4B5563}

/* Form (app style) */
.field{margin-bottom:12px}
.field label{display:block;font-size:12px;font-weight:700;color:#374151;margin-bottom:6px}
.field input,.field select{width:100%;height:46px;border:1px solid #D7DED9;border-radius:12px;padding:0 13px;font-size:15px;color:var(--text);background:#fff;outline:none;transition:border .15s,box-shadow .15s}
.field input:focus,.field select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(0,177,79,.14)}
.field input.err,.field select.err{border-color:var(--danger)}
.ferr{min-height:14px;font-size:11px;color:var(--danger);margin-top:4px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:360px){.grid-2{grid-template-columns:1fr}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:50px;padding:14px 18px;border-radius:14px;border:0;font-weight:700;font-size:16px;cursor:pointer;transition:transform .1s,filter .15s,box-shadow .15s}
.btn:active{transform:scale(.99)}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(0,177,79,.22)}
.btn-primary:hover{filter:brightness(.98)}
.btn-primary:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}
.btn-outline{background:#fff;color:var(--green-deep);border:2px solid var(--green)}
.btn-dark{background:var(--ink);color:#fff}
.btn-ghost{background:var(--green-50);color:var(--green-deep)}
.btn + .btn{margin-top:10px}

/* Bottom bar */
.bottom-bar{position:sticky;bottom:0;z-index:25;background:rgba(255,255,255,.98);backdrop-filter:blur(8px);border-top:1px solid var(--border);padding:10px 14px calc(10px + var(--safe-bottom));box-shadow:0 -8px 20px rgba(0,0,0,.04)}
.bottom-bar[hidden]{display:none}

/* Payment / QRIS */
.pay-box{text-align:center}
.pay-amount{font-size:30px;font-weight:800;color:var(--ink);letter-spacing:-.02em;margin:4px 0}
.pay-amount span{font-size:16px;font-weight:700;color:var(--muted);margin-right:4px}
.pay-sub{font-size:13px;color:var(--muted);margin-bottom:12px}
.qr-wrap{background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px;display:inline-block;box-shadow:var(--shadow);margin:6px 0 10px}
.qr-img{width:240px;max-width:72vw;height:auto;border-radius:8px}
.pay-meta{background:#F8FAF9;border:1px solid var(--border);border-radius:12px;padding:12px;text-align:left;margin-top:12px}
.pay-meta .line{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:5px 0}
.pay-meta .k{color:var(--muted)}
.pay-meta .v{font-weight:700;color:var(--ink);text-align:right;word-break:break-all}
.notice{display:flex;gap:10px;align-items:flex-start;background:var(--green-50);border:1px solid var(--green-100);color:#1F5138;border-radius:12px;padding:12px;font-size:13px;margin:12px 0}
.notice.warn{background:#FFFBEB;border-color:#FDE68A;color:#92400E}
.notice .dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex:0 0 auto;margin-top:6px}
.notice.warn .dot{background:#F59E0B}

/* Active / ready state */
.ready-hero{background:linear-gradient(135deg,var(--green) 0%,var(--green-dark) 100%);color:#fff;border-radius:var(--r-lg);padding:18px;position:relative;overflow:hidden;margin-bottom:12px}
.ready-hero::after{content:"";position:absolute;right:-30px;top:-40px;width:160px;height:160px;border-radius:50%;background:rgba(255,255,255,.12)}
.ready-hero h2{font-size:22px;font-weight:800;margin-bottom:4px;position:relative}
.ready-hero p{font-size:14px;opacity:.95;position:relative}
.toggle-row{display:flex;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow);margin-bottom:12px}
.toggle-label{font-weight:700;color:var(--ink)}
.toggle-sub{font-size:12px;color:var(--muted)}
.switch{width:52px;height:30px;border-radius:999px;background:var(--green);position:relative;flex:0 0 auto;box-shadow:inset 0 0 0 1px rgba(0,0,0,.04)}
.switch::after{content:"";position:absolute;top:3px;right:3px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.2)}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.stat{background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px;box-shadow:var(--shadow)}
.stat .k{font-size:11px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.stat .v{font-size:20px;font-weight:800;color:var(--ink);margin-top:4px}

.list-check{list-style:none;display:flex;flex-direction:column;gap:8px}
.list-check li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#374151}
.list-check .tick{width:20px;height:20px;border-radius:50%;background:var(--green-50);color:var(--green-dark);display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex:0 0 auto;margin-top:1px}

.error-box{background:#FEE2E2;border:1px solid #FECACA;color:#991B1B;border-radius:12px;padding:12px;font-size:13px;margin-bottom:12px}
code{background:#F3F4F6;border:1px solid var(--border);padding:1px 6px;border-radius:6px;font-size:12px}