:root{
  --navy:#0b2a4a; --navy-2:#123a63; --sky:#68bfe5; --sky-2:#cfeaf7;
  --sand:#f6f1e8; --ink:#17202a; --mute:#5c6975; --line:#e3e8ee; --card:#ffffff;
  --good:#1baf7a; --warn:#eda100; --bad:#d9534f; --info:#2a78d6;
  --bg:#f3f6f9; --radius:16px; --tab-h:64px;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#0e1620; --card:#162232; --ink:#eef3f8; --mute:#9fb0c0; --line:#243447; --sand:#1b2a3d; --sky-2:#1f3d55; }
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,system-ui,sans-serif;
  -webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}
h1,h2,h3{margin:0}

/* top bar */
.top{position:sticky;top:0;z-index:20;background:var(--navy);color:#fff;padding-top:env(safe-area-inset-top,0)}
.top-row{display:flex;align-items:center;gap:8px;padding:10px 14px;min-height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:1}
.brand-mark{width:28px;height:28px;border-radius:8px;background:
  radial-gradient(circle at 30% 30%, #fff 0 22%, transparent 23%),
  linear-gradient(135deg,var(--sky),#2a78d6)}
.brand-name{font-weight:700;font-size:18px;letter-spacing:.2px}
.top-actions{display:flex;gap:4px}
.icon-btn{background:transparent;border:0;width:40px;height:40px;border-radius:10px;font-size:22px;line-height:1;cursor:pointer;color:inherit}
.icon-btn:hover{background:rgba(255,255,255,.12)}
.search-row{padding:0 14px 12px}
.search-row input{width:100%;padding:11px 14px;border-radius:12px;border:0;font-size:16px;background:#fff;color:#111}

/* layout */
#main{max-width:980px;margin:0 auto;padding:16px 14px calc(var(--tab-h) + var(--safe-b) + 24px)}
.panel[hidden]{display:none}
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--mute);margin:22px 0 10px}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,#1e5a8a 100%);color:#fff;border-radius:20px;padding:22px 20px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(104,191,229,.45),transparent 70%)}
.hero-kicker{margin:0 0 6px;font-size:14px;opacity:.85}
.hero-title{font-size:26px;line-height:1.15;font-weight:800}
.hero-sub{margin:10px 0 0;opacity:.9;max-width:520px}

/* quick actions */
.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.quick button{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 6px;display:flex;flex-direction:column;align-items:center;gap:6px;cursor:pointer;font-size:12px;font-weight:600}
.quick .q-ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:20px;background:var(--sky-2);color:var(--navy)}
@media (prefers-color-scheme: dark){ .quick .q-ico{color:#fff} }

/* grid of mini-apps */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.app{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 12px 12px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:8px;min-height:128px;transition:transform .08s}
.app:active{transform:scale(.98)}
.app-ico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:22px;color:#fff;background:var(--navy)}
.app-name{font-weight:700;font-size:15px}
.app-desc{font-size:12.5px;color:var(--mute);line-height:1.35;flex:1}
.app-foot{display:flex;align-items:center;justify-content:space-between;gap:6px}
.pill{font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;background:var(--line);color:var(--ink);white-space:nowrap}
.pill.live{background:rgba(27,175,122,.15);color:var(--good)}
.pill.preview{background:rgba(237,161,0,.18);color:#9a6a00}
.pill.building{background:rgba(42,120,214,.15);color:var(--info)}
.pill.planned{background:var(--line);color:var(--mute)}
@media (prefers-color-scheme: dark){ .pill.preview{color:#f2c14e} }
.fav{position:absolute;top:8px;right:8px;background:transparent;border:0;font-size:18px;cursor:pointer;color:var(--mute);width:32px;height:32px;border-radius:8px}
.fav.on{color:var(--warn)}

.group{margin-bottom:18px}
.group h2{font-size:15px;margin:0 0 8px;display:flex;align-items:center;gap:8px}
.group h2 small{font-weight:500;color:var(--mute);font-size:12px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-top:14px}
.card h3{font-size:16px;margin-bottom:6px}
.card p{margin:6px 0}
.card.muted{color:var(--mute);font-size:13px}
.small{font-size:13px;color:var(--mute)}
.empty{color:var(--mute);font-size:14px;text-align:center;padding:20px 0}
.row{display:flex;gap:8px;flex-wrap:wrap}
.field{display:block;margin-top:10px}
.field span{display:block;font-size:12px;color:var(--mute);margin-bottom:4px}
.field input{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font-size:16px}

.btn{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:10px 16px;font-weight:600;cursor:pointer;margin-top:8px}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.ghost{background:transparent}

/* wallet */
.wallet{background:linear-gradient(135deg,#0f3d2e,#1baf7a);color:#fff;border-radius:20px;padding:20px}
.wallet-top{display:flex;justify-content:space-between;align-items:center}
.wallet-label{font-weight:800;font-size:18px}
.wallet .pill{background:rgba(255,255,255,.2);color:#fff}
.wallet-line{margin:10px 0 4px;opacity:.95}
.wallet-actions{display:flex;gap:8px;margin-top:8px}
.wallet .btn{background:#fff;color:#0f3d2e;border-color:#fff}
.wallet .btn.primary{background:#fff}

/* tabs */
.tabs{position:fixed;left:0;right:0;bottom:0;height:calc(var(--tab-h) + var(--safe-b));padding-bottom:var(--safe-b);display:flex;background:var(--card);border-top:1px solid var(--line);z-index:30}
.tab{flex:1;border:0;background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--mute);cursor:pointer}
.tab-ico{font-size:22px;line-height:1}
.tab.is-active{color:var(--navy)}
@media (prefers-color-scheme: dark){ .tab.is-active{color:var(--sky)} }

/* viewer */
.viewer{position:fixed;inset:0;z-index:40;background:var(--bg);display:flex;flex-direction:column}
.viewer[hidden]{display:none}
.viewer-bar{display:flex;align-items:center;gap:4px;padding:6px 8px;padding-top:calc(6px + env(safe-area-inset-top,0));background:var(--navy);color:#fff}
.viewer-title{flex:1;font-weight:700;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viewer-body{flex:1;position:relative;background:#fff}
#viewer-frame{width:100%;height:100%;border:0;display:block;background:#fff}
.viewer-note{position:absolute;left:14px;right:14px;top:14px;max-width:560px;margin:0 auto}

.toast{position:fixed;left:50%;bottom:calc(var(--tab-h) + var(--safe-b) + 16px);transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;font-size:14px;z-index:50}

@media (min-width:720px){
  .hero-title{font-size:32px}
  .quick{grid-template-columns:repeat(6,1fr)}
}