/* Ekran startowy Demolition Town (js/boot.js): słoneczne niebo, chmury, miasteczko z dźwigiem i koparką, kurz; logo, menu,
   przeglądarka gier, wczytywanie. Wesoło i budowlanie: żółto-czarne pasy, zaokrąglone panele z grubym obrysem, Fredoka. */
:root {
  --sz-yellow: #ffc21a; --sz-orange: #f39200; --sz-ink: #231f1c; --sz-panel: rgba(255, 251, 240, .95); --sz-line: rgba(35, 31, 28, .18);
  --sz-dim: #6d655d; --sz-font: "Fredoka", "Baloo 2", "Rubik", "Segoe UI", system-ui, sans-serif;
  --sz-stripes: repeating-linear-gradient(-45deg, var(--sz-yellow) 0 14px, var(--sz-ink) 14px 28px);
}
#sz-start { position: fixed; inset: 0; z-index: 20; overflow: hidden; background: #8fd3f7; color: var(--sz-ink); font-family: var(--sz-font); transition: opacity .35s ease; }
#sz-start.sz-out { opacity: 0; pointer-events: none; }
#sz-start .hidden { display: none !important; }

/* ---------- tło ---------- */
.sz-bg { position: absolute; inset: 0; }
.sz-sky { position: absolute; inset: 0; background: linear-gradient(180deg, #5bb8f0 0%, #8fd3f7 45%, #d6f0ff 78%, #fff6d8 100%); }
.sz-sun { position: absolute; right: 9%; top: 7%; width: 120px; height: 120px; border-radius: 50%; background: #ffe066;
  box-shadow: 0 0 0 18px rgba(255, 224, 102, .35), 0 0 0 40px rgba(255, 224, 102, .15); }
.sz-city { position: absolute; inset: 0; width: 100%; height: 100%; }
.sz-clouds i { position: absolute; left: -260px; width: 200px; height: 60px; border-radius: 40px; background: #fff; transform: scale(var(--cs));
  animation: sz-cloud 90s linear infinite; opacity: .92; }
.sz-clouds i::before, .sz-clouds i::after { content: ''; position: absolute; background: #fff; border-radius: 50%; }
.sz-clouds i::before { left: 30px; top: -34px; width: 80px; height: 80px; }
.sz-clouds i::after { left: 90px; top: -22px; width: 70px; height: 64px; }
@keyframes sz-cloud { to { transform: translateX(calc(100vw + 520px)) scale(var(--cs)); } }
/* kurz znad rozbieranego budynku */
.sz-dust { position: absolute; left: 66%; bottom: 14%; width: 0; height: 0; }
.sz-dust i { position: absolute; left: -40px; bottom: 0; width: 80px; height: 80px; border-radius: 50%; background: radial-gradient(circle, rgba(232, 220, 196, .9), rgba(232, 220, 196, 0) 70%);
  animation: sz-puff 7s ease-out infinite; opacity: 0; }
@keyframes sz-puff { 0% { transform: translate(0, 0) scale(.4); opacity: 0; } 15% { opacity: .85; } 100% { transform: translate(var(--dx), -220px) scale(3); opacity: 0; } }

/* ---------- logo ---------- */
.sz-logo { width: 100%; max-width: 480px; height: auto; display: block; overflow: visible; filter: drop-shadow(0 6px 0 rgba(35, 31, 28, .25)); }
.sz-logo-top { font-family: var(--sz-font); font-weight: 700; font-size: 80px; letter-spacing: 2px; }
.sz-logo-town { font-family: var(--sz-font); font-weight: 700; font-size: 72px; letter-spacing: 14px; }
.sz-logo-sub { font-family: var(--sz-font); font-weight: 600; font-size: 34px; letter-spacing: 1px; }
.sz-ball { transform-box: view-box; transform-origin: 566px 22px; animation: sz-swing 2.6s ease-in-out infinite; }
@keyframes sz-swing { 0%, 100% { transform: rotate(-9deg); } 50% { transform: rotate(7deg); } }
.sz-bits { animation: sz-bits 2.6s ease-in-out infinite; transform-box: view-box; transform-origin: 505px 100px; }
@keyframes sz-bits { 0%, 40%, 100% { transform: translate(0, 0); opacity: 1; } 70% { transform: translate(-10px, -8px); opacity: .7; } }
.sz-logo-small { max-width: 360px; margin: 0 auto; }

/* ---------- menu ---------- */
.sz-menu { position: absolute; inset: 0; display: grid; grid-template-columns: minmax(300px, 460px) minmax(420px, 720px); gap: clamp(24px, 5vw, 80px);
  align-items: center; justify-content: center; padding: 30px 48px 90px; }
.sz-left { display: flex; flex-direction: column; gap: 14px; }
.sz-field { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }
.sz-field span { font-size: 15px; font-weight: 600; letter-spacing: .08em; color: var(--sz-ink); text-shadow: 0 1px 0 rgba(255, 255, 255, .7); }
.sz-name { padding: 12px 16px; border-radius: 14px; border: 3px solid var(--sz-ink); background: #fff; color: var(--sz-ink);
  font: 600 20px var(--sz-font); outline: none; transition: box-shadow .15s; box-shadow: 0 4px 0 rgba(35, 31, 28, .3); }
.sz-name:focus { box-shadow: 0 4px 0 rgba(35, 31, 28, .3), 0 0 0 4px var(--sz-yellow); }
.sz-btn { position: relative; padding: 12px 18px; border: 3px solid var(--sz-ink); border-radius: 16px; background: #fff; color: var(--sz-ink);
  font: 600 20px var(--sz-font); letter-spacing: .04em; cursor: pointer; box-shadow: 0 5px 0 var(--sz-ink); transition: transform .08s, box-shadow .08s, background .15s; }
.sz-btn:hover:not(:disabled) { background: #fff6d0; }
.sz-btn:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 1px 0 var(--sz-ink); }
.sz-btn:disabled { opacity: .45; cursor: default; }
.sz-primary { padding: 16px; font-size: 28px; font-weight: 700; background: var(--sz-yellow); box-shadow: 0 6px 0 var(--sz-ink); }
.sz-primary:hover:not(:disabled) { background: #ffd54a; }
.sz-note { font: 500 15px/1.45 var(--sz-font); color: #b8321f; background: rgba(255, 255, 255, .85); padding: 8px 12px; border-radius: 10px; }
.sz-note:empty { display: none; }

/* ---------- przeglądarka gier ---------- */
.sz-browser { display: flex; flex-direction: column; min-height: 400px; max-height: min(600px, 72vh); background: var(--sz-panel); border: 3px solid var(--sz-ink);
  border-radius: 20px; overflow: hidden; box-shadow: 0 8px 0 rgba(35, 31, 28, .35); }
.sz-stripe { flex: none; height: 12px; background: var(--sz-stripes); border-bottom: 3px solid var(--sz-ink); }
.sz-browser header { display: flex; align-items: center; gap: 14px; padding: 12px 18px; border-bottom: 2px solid var(--sz-line); }
.sz-browser h2 { font: 700 24px var(--sz-font); }
.sz-count { font: 500 15px var(--sz-font); color: var(--sz-dim); margin-right: auto; }
.sz-check { display: flex; align-items: center; gap: 6px; font: 500 15px var(--sz-font); color: var(--sz-dim); cursor: pointer; }
.sz-check input { accent-color: var(--sz-orange); width: 18px; height: 18px; }
.sz-icon { width: 38px; height: 38px; border-radius: 12px; border: 2.5px solid var(--sz-ink); background: #fff; color: var(--sz-ink); font-size: 20px; cursor: pointer; box-shadow: 0 3px 0 var(--sz-ink); }
.sz-icon:hover { background: #fff6d0; }
.sz-thead, .sz-row { display: grid; grid-template-columns: 2.2fr 1.4fr 1.1fr .8fr 1fr; gap: 10px; align-items: center; padding: 0 18px; }
.sz-thead { padding-top: 10px; padding-bottom: 6px; font: 600 13px var(--sz-font); letter-spacing: .1em; text-transform: uppercase; color: var(--sz-dim); }
.sz-rows { flex: 1; overflow-y: auto; padding: 2px 8px 8px; }
.sz-row { margin: 4px 0; padding: 12px 10px; border-radius: 12px; border: 2.5px solid transparent; background: rgba(35, 31, 28, .05);
  font: 500 16px var(--sz-font); cursor: pointer; transition: background .12s, border-color .12s; }
.sz-row:hover { background: rgba(255, 194, 26, .2); }
.sz-row.sel { border-color: var(--sz-ink); background: rgba(255, 194, 26, .45); }
.sz-row.full { opacity: .45; cursor: default; }
.sz-host b { font: 700 18px var(--sz-font); }
.sz-slots { display: inline-flex; gap: 3px; vertical-align: middle; margin-right: 6px; }
.sz-slots i { width: 10px; height: 16px; border-radius: 3px; background: rgba(35, 31, 28, .15); }
.sz-slots i.on { background: var(--sz-orange); box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .2); }
.sz-wave { font-style: normal; color: #2c8a28; font-weight: 700; }
.sz-empty { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 60px 20px; text-align: center; color: var(--sz-dim); font: 500 16px var(--sz-font); }
.sz-empty b { font: 700 22px var(--sz-font); color: var(--sz-ink); }
.sz-browser footer { display: flex; align-items: center; justify-content: flex-end; gap: 14px; padding: 12px 18px; border-top: 2px solid var(--sz-line); }
.sz-hint { margin-right: auto; font: 500 14px var(--sz-font); color: var(--sz-dim); }
.sz-join { min-width: 150px; }
.sz-join:not(:disabled) { background: var(--sz-yellow); }

/* ---------- wczytywanie ---------- */
.sz-bar { height: 14px; background: #fff; border: 3px solid var(--sz-ink); border-radius: 10px; overflow: hidden; }
.sz-bar i { display: block; height: 100%; width: 5%; background: var(--sz-stripes); background-size: 40px 40px; animation: sz-roll 1s linear infinite; transition: width .4s ease; }
@keyframes sz-roll { to { background-position: 40px 0; } }
.sz-bgload { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); width: min(520px, calc(100vw - 32px)); display: flex; flex-direction: column; gap: 6px;
  font: 600 15px var(--sz-font); color: var(--sz-ink); text-align: center; text-shadow: 0 1px 0 rgba(255, 255, 255, .8); }
.sz-bgload .sz-bar { height: 12px; }
#sz-start.sz-ready .sz-bgload .sz-bar i { background: linear-gradient(180deg, #8fe36a, #3fae3a); animation: none; }
.sz-loading { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; padding: 16px;
  background: rgba(143, 211, 247, .55); }
.sz-bar-big { width: min(500px, 80vw); height: 26px; border-radius: 14px; }
.sz-ldtext { font: 700 22px var(--sz-font); color: var(--sz-ink); text-shadow: 0 1px 0 #fff; }
.sz-tip { max-width: 540px; text-align: center; font: 500 18px/1.45 var(--sz-font); color: var(--sz-ink); background: var(--sz-panel); padding: 14px 20px;
  border-radius: 16px; border: 3px solid var(--sz-ink); box-shadow: 0 5px 0 rgba(35, 31, 28, .3); }

@media (max-width: 900px) {
  .sz-menu { grid-template-columns: 1fr; align-content: start; overflow-y: auto; padding: 24px 16px 90px; gap: 20px; }
  .sz-logo { max-width: 340px; margin: 0 auto; }
  .sz-browser { min-height: 300px; }
  .sz-thead, .sz-row { grid-template-columns: 1.8fr 1.4fr 1.1fr; }
  .sz-thead span:nth-child(n+4), .sz-row > span:nth-child(n+4) { display: none; }
}