/* ════════════════ WWII: 钢铁风暴 - 样式表 ════════════════ */

/* ═══ CSS Variables ═══ */
:root {
  --bg:#0d0d07; --panel:#181810; --card-bg:#242416;
  --gold:#c9a84c; --gold-dim:#7a6830; --red:#c0392b;
  --blue:#4a7ab5; --text:#d4c9a8; --text-dim:#787060;
  --slot-bg:#11110c; --slot-border:#333320; --slot-occupied:#3a3a24;
  --damage:#ff4444; --heal:#44cc44; --highlight:#f0c040;
  --log-bg:#0a0a06; --log-border:#2a2a18;
}

/* ═══ Reset & Base ═══ */
*{margin:0;padding:0;box-sizing:border-box}
html,body{width:100vw;height:100vh;overflow:hidden}
body{
  background:var(--bg); color:var(--text);
  font-family:'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  user-select:none; -webkit-user-select:none;
  display:flex; flex-direction:column;
}

/* ═══ FULLSCREEN LAYOUT ═══ */
#app{display:flex;flex:1;width:100%;height:100%}
#game-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
#log-panel{height:100%;overflow:hidden;min-width:240px;max-width:320px;
  width:260px; min-width:200px; background:var(--log-bg);
  border-left:2px solid var(--log-border); display:flex; flex-direction:column;
}

/* ═══ START SCREEN ═══ */
#start-screen{
  flex:1; display:flex; flex-direction:column; align-items:center;
  justify-content:center; gap:16px;
}
#start-screen h1{font-size:2.6em;color:var(--gold);text-shadow:0 0 40px rgba(201,168,76,.4),0 2px 4px rgba(0,0,0,.8);letter-spacing:4px}
#start-screen .subtitle{font-size:.9em;color:var(--text-dim);letter-spacing:6px}
.start-btn{padding:14px 48px;font-size:1.1em;background:linear-gradient(180deg,#5a4020,#3a2810);border:2px solid var(--gold);color:var(--gold);cursor:pointer;letter-spacing:3px;transition:all .3s;border-radius:4px}
.start-btn:hover{background:linear-gradient(180deg,#7a5830,#4a3820);box-shadow:0 0 30px rgba(201,168,76,.3);transform:scale(1.03)}

/* ═══ Faction Selection ═══ */
#faction-select{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;max-width:540px}
.faction-btn{width:150px;padding:14px 10px;background:var(--panel);border:2px solid var(--slot-border);border-radius:8px;cursor:pointer;text-align:center;transition:all .3s;color:var(--text)}
.faction-btn:hover{border-color:var(--gold);box-shadow:0 0 16px rgba(201,168,76,.2);transform:translateY(-3px)}
.faction-btn.selected{border-color:var(--gold);box-shadow:0 0 18px rgba(201,168,76,.4);background:#252510}
.faction-btn .faction-icon{font-size:2em;display:block}
.faction-btn .faction-name{font-size:.85em;font-weight:bold;margin:4px 0}
.faction-btn .faction-desc{font-size:.6em;color:var(--text-dim);line-height:1.4}

/* ═══ GAME BOARD ═══ */
#game-board{display:none;flex:1;flex-direction:column;overflow:hidden;min-height:0}

/* Header */
.header{display:flex;justify-content:space-between;align-items:center;padding:5px 14px;background:var(--panel);border-bottom:1px solid var(--slot-border);flex-shrink:0}
.header .title{font-size:1em;color:var(--gold);font-weight:bold;letter-spacing:2px}
.header .turn-info{font-size:.82em;color:var(--text-dim)}

/* Base row */
.base-row{display:flex;justify-content:space-between;align-items:center;padding:6px 16px;flex-shrink:0}
.base-box{display:flex;align-items:center;gap:8px;padding:6px 14px;background:var(--panel);border-radius:6px;border:2px solid var(--slot-border)}
.base-box.player{border-color:var(--blue)}
.base-box.enemy{border-color:var(--red)}
.base-box.vs{font-size:.7em;color:var(--text-dim);border:none;background:none;padding:0 8px}
.base-icon{font-size:1.6em}
.base-info{display:flex;flex-direction:column;min-width:90px}
.base-label{font-size:.65em;color:var(--text-dim);letter-spacing:1px}
.base-hp-bar{height:6px;border-radius:3px;background:#333;margin-top:2px;overflow:hidden;width:100px}
.base-hp-fill{height:100%;border-radius:3px;transition:width .5s}
.base-hp-fill.player{background:var(--blue)}
.base-hp-fill.enemy{background:var(--red)}
.base-hp-num{font-size:.75em;margin-top:1px}
.base-box.targetable{border-color:var(--highlight)!important;box-shadow:0 0 16px rgba(240,192,64,.5);cursor:pointer;animation:pulse-glow 1s ease-in-out infinite}

/* Supply info */
.supply-row{display:flex;align-items:center;justify-content:center;gap:16px;padding:4px;flex-shrink:0;font-size:.82em;color:var(--gold)}
.enemy-supply{color:var(--text-dim);font-size:.75em}

/* Crate bar */
#crate-bar{display:flex;align-items:center;justify-content:center;gap:8px;padding:4px 12px;flex-shrink:0;font-size:.72em;color:var(--text-dim)}
#crate-bar .crate-icon{font-size:1.3em}
#crate-bar .crate-progress-wrap{flex:1;max-width:260px;height:10px;background:#222;border-radius:5px;overflow:hidden;border:1px solid var(--slot-border)}
#crate-bar .crate-progress-fill{height:100%;border-radius:5px;background:linear-gradient(90deg,#8b6914,#c9a84c);transition:width .5s}
#crate-bar .crate-full{color:var(--gold);animation:pulse-glow 1s ease-in-out infinite;cursor:pointer}
#crate-bar .crate-open-btn{margin-left:4px;padding:2px 10px;font-size:.75em;background:var(--gold);color:#1a1a0a;border:none;border-radius:3px;cursor:pointer;font-weight:bold;letter-spacing:1px}

/* Field rows */
.field-wrap{flex:1;display:flex;flex-direction:column;justify-content:center;gap:6px;padding:6px 14px;min-height:0}
.field-label{font-size:.65em;color:var(--text-dim);letter-spacing:2px;padding:0 4px}
.field-row{display:flex;gap:8px;justify-content:center}
.field-slot{width:calc((100% - 48px)/5);max-width:115px;min-width:65px;aspect-ratio:3/4;max-height:140px;background:var(--slot-bg);border:2px dashed var(--slot-border);border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s;position:relative}
.field-slot.occupied{border-style:solid;border-color:var(--slot-occupied);background:var(--card-bg)}
.field-slot.targetable{border-color:var(--highlight);box-shadow:0 0 14px rgba(240,192,64,.55);cursor:pointer;animation:pulse-glow 1s ease-in-out infinite}
.field-slot.ai-deploying{animation:card-deploy .5s ease-out;border-color:var(--red)}
.field-slot.ai-attacking{animation:pulse-attack .6s ease-in-out;border-color:var(--red)}
.field-slot.taking-damage{animation:shake .4s ease-in-out}

.field-card{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4px;font-size:clamp(.5em,.7em,.75em);gap:2px;position:relative}
.field-card .card-emoji{font-size:clamp(1.2em,1.8em,2em)}
.field-card .card-name{font-weight:bold;font-size:.85em}
.field-card .card-stats{display:flex;gap:6px;font-size:.85em}
.field-card .card-stats .atk{color:#ff6644}
.field-card .card-stats .hp{color:#66cc66}
.field-card.exhausted{opacity:.45;filter:grayscale(.5)}
.field-slot[data-rarity="silver"]{border-color:#c0c0c0!important;box-shadow:0 0 8px rgba(192,192,192,.3)}
.field-slot[data-rarity="gold"]{border-color:#ffd700!important;box-shadow:0 0 12px rgba(255,215,0,.45)}
.field-slot[data-rarity="universal"]{border-color:#a78bfa!important;box-shadow:0 0 10px rgba(148,100,255,.4)}
.field-card .rarity-tag{font-size:.55em;letter-spacing:1px}
.field-card .rarity-tag.silver{color:#c0c0c0}
.field-card .rarity-tag.gold{color:#ffd700}
.field-card .rarity-tag.universal{color:#a78bfa}
.field-card.selected{border:2px solid var(--highlight);box-shadow:0 0 16px rgba(240,192,64,.6);transform:translateY(-3px);border-radius:6px}
.field-card .ability-tag{font-size:.6em;color:var(--gold-dim)}
.dmg-overlay{position:absolute;font-size:1.3em;font-weight:bold;pointer-events:none;animation:float-up .8s ease-out forwards;z-index:5;left:50%;top:30%;transform:translateX(-50%)}
.dmg-overlay.heal{color:var(--heal)}

.battle-divider{text-align:center;color:var(--text-dim);font-size:.65em;letter-spacing:4px;border-top:1px solid #2a2a18;border-bottom:1px solid #2a2a18;padding:2px 0;margin:4px 16px;flex-shrink:0}

/* Hand */
#player-hand{display:flex;gap:6px;justify-content:center;padding:6px 16px;overflow-x:auto;flex-shrink:0;min-height:78px;align-items:center}
.hand-card{width:80px;height:102px;background:linear-gradient(180deg,#3a3a20,#2a2a14);border:2px solid #555;border-radius:6px;cursor:pointer;display:flex;flex-direction:column;align-items:center;padding:3px;transition:all .2s;position:relative;font-size:.6em;flex-shrink:0}
.hand-card:hover{transform:translateY(-8px);border-color:var(--gold);box-shadow:0 4px 16px rgba(201,168,76,.3)}
.hand-card.no-supply{opacity:.35;cursor:not-allowed}
.hand-card.no-supply:hover{transform:none;border-color:#555;box-shadow:none}
.hand-card[data-rarity="silver"]{border-color:#c0c0c0;box-shadow:0 0 8px rgba(192,192,192,.3);background:linear-gradient(180deg,#4a4a3a,#3a3a24)}
.hand-card[data-rarity="silver"]:hover{box-shadow:0 4px 20px rgba(192,192,192,.5)}
.hand-card[data-rarity="gold"]{border-color:#ffd700;box-shadow:0 0 12px rgba(255,215,0,.4);background:linear-gradient(180deg,#5a4a20,#4a3a18)}
.hand-card[data-rarity="gold"]:hover{box-shadow:0 4px 24px rgba(255,215,0,.6)}
.hand-card[data-rarity="universal"]{border-color:transparent;background:linear-gradient(180deg,#2a2a3a,#1a1a2a);border-image:linear-gradient(135deg,#ff6b6b,#ffd93d,#6bcb77,#4d96ff,#ff6b6b) 1;box-shadow:0 0 10px rgba(148,100,255,.4)}
.hand-card .rarity-tag{position:absolute;bottom:2px;font-size:.55em;letter-spacing:1px;color:var(--text-dim)}
.hand-card[data-rarity="silver"] .rarity-tag{color:#c0c0c0}
.hand-card[data-rarity="gold"] .rarity-tag{color:#ffd700}
.hand-card[data-rarity="universal"] .rarity-tag{color:#a78bfa}
.hand-card .cost-badge{position:absolute;top:-6px;right:-6px;width:20px;height:20px;background:var(--gold);color:#1a1a0a;border-radius:50%;font-weight:bold;font-size:.75em;display:flex;align-items:center;justify-content:center;border:1px solid #7a6830}
.hand-card .card-emoji{font-size:1.3em;margin:2px 0}
.hand-card .card-name{font-weight:bold;font-size:.8em}
.hand-card .card-stats{display:flex;gap:4px;font-size:.75em}
.hand-card .card-stats .atk{color:#ff6644}
.hand-card .card-stats .hp{color:#66cc66}

/* Controls */
.controls{display:flex;justify-content:center;align-items:center;gap:14px;padding:8px 12px;flex-shrink:0;border-top:1px solid rgba(255,255,255,.06);background:rgba(0,0,0,.15)}
.action-btn{padding:10px 30px;background:linear-gradient(180deg,#3a4a30,#202a18);border:2px solid var(--gold-dim);color:var(--gold);cursor:pointer;font-size:.82em;letter-spacing:2px;border-radius:5px;transition:all .3s;font-weight:bold}
.action-btn:hover{box-shadow:0 0 16px rgba(201,168,76,.3);border-color:var(--gold)}
.action-btn:disabled{opacity:.35;cursor:not-allowed;box-shadow:none}
.action-btn.danger{border-color:var(--red);color:#ff8866}

/* ═══ LOG PANEL ═══ */
#log-header{font-size:.72em;color:var(--gold);padding:10px 14px;border-bottom:2px solid var(--log-border);letter-spacing:3px;flex-shrink:0;display:flex;align-items:center;gap:6px;background:var(--panel)}
#log-scroll{flex:1;overflow-y:auto;overflow-x:hidden;padding:8px 10px;scrollbar-width:thin;scrollbar-color:rgba(201,168,76,.3) transparent}
.log-item{font-size:.65em;padding:4px 8px;margin:1px 0;border-radius:4px;line-height:1.5;animation:fadeIn .3s;display:flex;gap:5px;border-left:2px solid transparent}
.log-item.ai{color:#ff9988;background:rgba(192,57,43,.06);border-left-color:rgba(192,57,43,.3)}
.log-item.player{color:#aaccff;background:rgba(74,122,181,.06);border-left-color:rgba(74,122,181,.3)}
.log-item.system{color:var(--text-dim)}
.log-item.kill{color:#ff6644;font-weight:bold}
.log-item .log-icon{flex-shrink:0}
.log-item .log-text{flex:1}

/* Universal Modal */
.uni-target-card{width:90px;height:110px;background:var(--card-bg);border:2px solid var(--slot-border);border-radius:6px;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4px;transition:all .2s;font-size:.6em;gap:2px}
.uni-target-card:hover{border-color:var(--gold);box-shadow:0 0 16px rgba(201,168,76,.4);transform:translateY(-4px)}
.uni-target-card .card-emoji{font-size:1.6em}
.uni-target-card .card-name{font-weight:bold}
.uni-target-card .card-stats{display:flex;gap:4px;font-size:.8em}
.uni-target-card .card-stats .atk{color:#ff6644}
.uni-target-card .card-stats .hp{color:#66cc66}

/* Spell targeting */
.field-card.spell-target{animation:spell-pulse .8s ease-in-out infinite;box-shadow:0 0 16px rgba(100,200,255,.5);border-color:#66ccff!important}
@keyframes spell-pulse{0%,100%{box-shadow:0 0 8px rgba(100,200,255,.3)}50%{box-shadow:0 0 22px rgba(100,200,255,.7)}}
#spell-banner{display:none;background:rgba(70,130,180,.25);border:1px solid #5588cc;border-radius:8px;padding:8px 16px;margin:4px 0;text-align:center;font-size:.75em;color:#88bbff;animation:spell-pulse .8s ease-in-out infinite}
#spell-banner button{padding:2px 12px;margin-left:8px;font-size:.8em;background:rgba(255,0,0,.3);color:#ff6666;border:1px solid #cc4444;border-radius:4px;cursor:pointer}

/* Deck Builder */
#deck-builder{display:none;position:fixed;inset:0;background:rgba(0,0,0,.94);z-index:270;flex-direction:column;align-items:center;justify-content:center;gap:8px;overflow-y:auto;padding:20px}
#deck-builder h3{font-size:1.2em;color:var(--gold);letter-spacing:3px}
.deck-pool{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;max-width:600px;padding:8px}
.deck-card{width:70px;padding:4px;background:var(--card-bg);border:2px solid var(--slot-border);border-radius:5px;cursor:pointer;text-align:center;font-size:.55em;transition:all .15s;position:relative}
.deck-card:hover{border-color:var(--gold);transform:translateY(-3px)}
.deck-card.in-deck{border-color:var(--blue);background:rgba(74,122,181,.15)}
.deck-card .deck-count{position:absolute;top:-6px;right:-6px;width:18px;height:18px;background:var(--blue);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7em;font-weight:bold;color:#fff}
.deck-stats{display:flex;gap:16px;font-size:.7em;color:var(--text-dim);flex-wrap:wrap;justify-content:center}
.deck-btn-row{display:flex;gap:8px}

/* Game Over */
#game-over{display:none;position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:200;flex-direction:column;align-items:center;justify-content:center;gap:16px}
#game-over .result-text{font-size:2.5em;font-weight:bold;letter-spacing:4px;animation:result-pop .6s ease-out}
#game-over .result-text.win{color:var(--gold);text-shadow:0 0 40px rgba(201,168,76,.6)}
#game-over .result-text.lose{color:var(--red);text-shadow:0 0 40px rgba(192,57,43,.6)}
#game-over .result-sub{color:var(--text-dim);font-size:1em}

/* Tooltip */
.tooltip{position:fixed;background:#181810;border:1px solid var(--gold);border-radius:4px;padding:6px 10px;font-size:.68em;pointer-events:none;z-index:300;white-space:nowrap;color:var(--text);box-shadow:0 4px 12px rgba(0,0,0,.6)}
.tooltip .ability-name{color:var(--gold)}

/* Unit preview */
.unit-preview{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;padding:8px;max-width:600px}
.mini-card{display:flex;flex-direction:column;align-items:center;background:var(--card-bg);border:1px solid var(--slot-border);border-radius:4px;padding:3px 6px;font-size:.6em;gap:1px;min-width:50px}

/* AI action indicator */
#ai-indicator{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.85);border:2px solid var(--red);border-radius:8px;padding:16px 32px;z-index:150;text-align:center;font-size:1.1em;animation:fadeIn .2s}
#ai-indicator .ai-title{color:var(--red);font-weight:bold;letter-spacing:2px}
#ai-indicator .ai-detail{color:var(--text-dim);font-size:.75em;margin-top:4px}

/* Animations */
@keyframes float-up{0%{opacity:1;transform:translateX(-50%) translateY(0)}100%{opacity:0;transform:translateX(-50%) translateY(-30px)}}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
@keyframes pulse-attack{0%{transform:scale(1)}50%{transform:scale(1.15)}100%{transform:scale(1)}}
@keyframes pulse-glow{0%,100%{box-shadow:0 0 8px rgba(240,192,64,.4)}50%{box-shadow:0 0 22px rgba(240,192,64,.8)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes card-deploy{0%{transform:scale(1.3);opacity:.4}100%{transform:scale(1);opacity:1}}
@keyframes result-pop{0%{transform:scale(.5);opacity:0}70%{transform:scale(1.1)}100%{transform:scale(1);opacity:1}}

/* Responsive */
@media(max-width:700px){
  #log-panel{width:180px;min-width:140px}
  .hand-card{width:58px;height:78px;font-size:.5em}
  .field-slot{min-width:50px}
  #start-screen h1{font-size:1.8em}
}
@media(max-width:480px){
  #log-panel{width:120px;min-width:100px}
  #log-header{font-size:.65em;padding:4px 8px}
  .log-item{font-size:.58em;padding:2px 4px}
  .hand-card{width:46px;height:66px;font-size:.45em}
  .hand-card .card-emoji{font-size:1em}
  .base-box{padding:4px 8px;gap:4px}
  .base-icon{font-size:1.2em}
}

/* Scrollbar */
#log-scroll::-webkit-scrollbar{width:5px}
#log-scroll::-webkit-scrollbar-track{background:transparent}
#log-scroll::-webkit-scrollbar-thumb{background:rgba(201,168,76,.25);border-radius:3px}

/* Section dividers */
.section-divider{height:1px;background:linear-gradient(90deg,transparent,var(--slot-border),transparent);margin:2px 0;flex-shrink:0}