:root{--bg:#07111d;--panel:rgba(8,23,38,.82);--line:rgba(160,220,255,.18);--ice:#92e6ff;--gold:#ffd36e;--text:#eef9ff}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:radial-gradient(circle at 50% 0,#153b58 0,#07111d 48%,#03080e 100%);color:var(--text);overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.05),transparent 35%),radial-gradient(circle at 50% 25%,rgba(80,220,255,.12),transparent 35%);pointer-events:none}
.snow{position:fixed;inset:-100px;pointer-events:none;opacity:.55;background-image:radial-gradient(#fff 1.3px,transparent 1.3px);background-size:32px 32px;animation:snow 16s linear infinite}.snow-b{background-size:57px 57px;opacity:.28;animation-duration:28s}@keyframes snow{to{transform:translateY(100px) translateX(-35px)}}
.topbar{height:86px;display:flex;align-items:center;justify-content:space-between;padding:14px 28px;position:relative;z-index:2;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(3,12,21,.92),rgba(3,12,21,.58));backdrop-filter:blur(16px)}
.brand{display:flex;gap:12px;align-items:center}.brand-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(145deg,#9af0ff,#247ca8);box-shadow:0 0 28px #42c9ff55;color:#06364a;font-size:24px}.brand b{letter-spacing:1.6px}.brand small{display:block;color:#88a9bd;margin-top:2px}.resources{display:flex;gap:10px}.pill{min-width:145px;padding:8px 13px;border:1px solid var(--line);border-radius:14px;background:rgba(5,18,31,.78);box-shadow:inset 0 1px rgba(255,255,255,.05)}.pill span{margin-right:7px}.pill strong{font-size:16px}.pill small{display:block;margin-left:29px;color:#66e7b8;font-size:11px}
.game-shell{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;padding:20px;max-width:1500px;margin:auto}.world-card{position:relative;min-height:690px;border:1px solid var(--line);border-radius:26px;overflow:hidden;background:linear-gradient(180deg,#254f68 0,#123447 37%,#dceef3 38%,#8db2c1 100%);box-shadow:0 30px 80px #0008,inset 0 1px rgba(255,255,255,.25)}
.aurora{position:absolute;width:80%;height:180px;left:10%;top:40px;background:linear-gradient(100deg,transparent,rgba(96,255,210,.22),rgba(65,180,255,.25),transparent);filter:blur(22px);transform:rotate(-6deg);border-radius:50%}.mountains{position:absolute;inset:140px 0 auto;height:220px;background:linear-gradient(145deg,transparent 18%,#dbe9ef 19% 34%,transparent 35%),linear-gradient(215deg,transparent 28%,#aec5cf 29% 45%,transparent 46%);opacity:.8}
.city-grid{position:absolute;left:50%;top:50%;width:800px;height:470px;transform:translate(-50%,-42%);display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,1fr);gap:30px;align-items:center}.building{justify-self:center;width:190px;height:150px;border:1px solid rgba(255,255,255,.4);border-radius:24px;background:linear-gradient(180deg,rgba(21,52,67,.95),rgba(8,24,36,.95));box-shadow:0 20px 25px #16364655,inset 0 1px #ffffff33;cursor:pointer;color:#fff;transition:.2s}.building:hover{transform:translateY(-6px) scale(1.03);box-shadow:0 26px 36px #09243488,0 0 0 3px #8be7ff30}.building i{display:block;font-style:normal;font-size:52px;filter:drop-shadow(0 6px 6px #0006)}.building span{display:block;font-weight:800;margin-top:5px}.building b{font-size:12px;color:#9fe5ff}.campfire{align-self:center;justify-self:center;width:170px;height:170px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,#ffb33b55 0,#71421b20 48%,transparent 70%);text-align:center;color:#173445;font-weight:900}.fire{font-size:70px;filter:drop-shadow(0 0 24px #ff8c32);animation:pulse 1.2s ease-in-out infinite alternate}.campfire span,.campfire small{display:block;margin-top:-22px}.campfire small{margin-top:-38px;font-size:11px;color:#26714f}@keyframes pulse{to{transform:scale(1.08)}}.citizens{position:absolute;bottom:45px;left:50%;transform:translateX(-50%);font-size:32px;filter:drop-shadow(0 7px 4px #244d5d88)}
.side-panel{display:flex;flex-direction:column;gap:14px}.panel,.claim{border:1px solid var(--line);border-radius:20px;background:var(--panel);backdrop-filter:blur(18px);box-shadow:0 20px 50px #0005}.hero-panel{padding:24px}.hero-panel small{letter-spacing:2px;color:#8bb2c8}.hero-panel h1{font-size:38px;margin:7px 0;color:#ffe49a}.hero-panel p{color:#9fb8c7;line-height:1.5;font-size:13px}.meter{height:9px;border-radius:30px;background:#0d2536;overflow:hidden}.meter span{display:block;height:100%;width:35%;background:linear-gradient(90deg,#55d8ff,#ffe17c);box-shadow:0 0 14px #7ddfff}.stats{padding:8px 18px}.stats div{display:flex;justify-content:space-between;padding:14px 2px;border-bottom:1px solid var(--line)}.stats div:last-child{border-bottom:0}.stats span{color:#a8c3d2}.claim{padding:14px 16px;color:white;display:flex;align-items:center;gap:13px;text-align:left;cursor:pointer;background:linear-gradient(135deg,#182d49,#193f58)}.claim span{font-size:30px}.claim b,.claim small{display:block}.claim small{color:#91b5c9;margin-top:3px}
.modal{position:fixed;z-index:20;inset:0;display:grid;place-items:center;background:#02070dcc;backdrop-filter:blur(10px)}.hidden{display:none}.modal-card{position:relative;width:min(440px,92vw);padding:28px;border-radius:26px;background:linear-gradient(180deg,#132b3d,#081723);border:1px solid #89dfff44;box-shadow:0 30px 90px #000}.close{position:absolute;right:16px;top:12px;border:0;background:none;color:#95aebc;font-size:28px;cursor:pointer}.modal-icon{font-size:60px}.modal h2{margin:8px 0}.modal p{color:#9fb8c7;line-height:1.5}.costs{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.costs span{padding:8px 10px;border-radius:12px;background:#0b2131;border:1px solid var(--line)}.upgrade{width:100%;padding:15px;border:0;border-radius:14px;background:linear-gradient(90deg,#4ecfff,#79ffd2);font-weight:900;color:#063145;cursor:pointer}.toast{position:fixed;z-index:40;left:50%;bottom:30px;transform:translate(-50%,20px);opacity:0;background:#071b27;border:1px solid #7ce4ff55;padding:11px 18px;border-radius:14px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1050px){.game-shell{grid-template-columns:1fr}.world-card{min-height:610px}.side-panel{display:grid;grid-template-columns:1fr 1fr}.claim{grid-column:1/-1}.city-grid{transform:translate(-50%,-44%) scale(.82)}}
@media(max-width:720px){.topbar{height:auto;align-items:flex-start;gap:12px;padding:12px;flex-direction:column}.resources{width:100%;overflow:auto}.pill{min-width:125px}.game-shell{padding:10px}.world-card{min-height:560px;border-radius:20px}.city-grid{width:650px;transform:translate(-50%,-43%) scale(.62);gap:18px}.side-panel{grid-template-columns:1fr}.claim{grid-column:auto}.brand-icon{width:42px;height:42px}.hero-panel h1{font-size:32px}}

/* Canvas world replaces the original placeholder grid. */
.world-card{height:720px;min-height:0;background:#87aabe;touch-action:none}
#world{width:100%;height:100%;display:block;cursor:grab}#world:active{cursor:grabbing}
.world-caption{position:absolute;top:22px;left:22px;padding:12px 16px;border-radius:12px;background:#0a2335dc;pointer-events:none;box-shadow:0 5px 20px #09253840}.world-caption b{display:block;font-size:12px;letter-spacing:2px;color:#ffe7b0}.world-caption span{display:block;font-size:11px;color:#b1cddb;margin-top:5px}
.world-controls{position:absolute;right:16px;top:22px;display:flex;gap:5px}.world-controls button{border:1px solid #bddce755;background:#0a2335dc;color:white;border-radius:8px;padding:9px 12px;cursor:pointer}
.building-list{position:absolute;bottom:16px;left:16px;right:16px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.building-list .building{width:auto;height:auto;padding:11px 14px;border-radius:10px;font-weight:700;font-size:12px}.building-list .building b{display:block;margin-top:4px}.building-list .building:hover{transform:translateY(-3px)}
@media(max-width:720px){.world-card{height:580px}.world-caption{left:12px;top:12px;padding:10px}.world-caption span{max-width:160px}.world-controls{right:10px;top:12px}.world-controls button{padding:8px}.building-list{gap:5px;left:6px;right:6px}.building-list .building{padding:8px;font-size:10px}}