/* ============================================================
   神殿电玩城 · Temple Arcade
   设计：极简暗色 + 电光蓝 + iOS/Android 优先
   ============================================================ */

:root {
  --bg: #08090d;
  --bg2: #0f1118;
  --card: #11131b;
  --border: rgba(255,255,255,0.06);
  --border-h: rgba(255,255,255,0.12);
  --accent: #3b82f6;
  --accent-g: rgba(59,130,246,0.22);
  --t: #f1f3f5;
  --t2: #868e96;
  --t3: #495057;
  --red: #e03131;
  --green: #2f9e44;
  --r: 10px; --rs: 6px;
  --font: 'Inter','Segoe UI','PingFang SC','Microsoft YaHei','Noto Sans SC','Noto Sans JP','Noto Sans KR',system-ui,sans-serif;
  --ease: 0.2s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--t);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}
h1{font-size:clamp(2.8rem,7vw,4.5rem);font-weight:800;letter-spacing:-0.03em;line-height:1.1}
h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;letter-spacing:-0.02em}
h3{font-size:1.05rem;font-weight:600}
a{color:var(--accent);text-decoration:none}
.container{max-width:1280px;margin:0 auto;padding:0 32px}
.section{padding:100px 0}

/* ====== NAV ====== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:60px;background:rgba(8,9,13,0.84);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.nav.scrolled{box-shadow:0 1px 20px rgba(0,0,0,0.4)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:1280px;margin:0 auto;height:60px;padding:0 32px}
.logo{display:flex;align-items:center;gap:10px;color:var(--t);text-decoration:none;font-weight:700;font-size:1.05rem}
.logo-mark{width:30px;height:30px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:0.85rem}
.nav-menu{display:flex;gap:28px;align-items:center;list-style:none}
.nav-menu a{color:var(--t2);text-decoration:none;font-size:0.88rem;font-weight:500;transition:var(--ease)}
.nav-menu a:hover,.nav-menu a.active{color:var(--t)}
.nav-actions{display:flex;align-items:center;gap:12px}

/* ====== LANG ====== */
.lang-switcher{position:relative}
.lang-btn{display:flex;align-items:center;gap:4px;background:transparent;border:1px solid var(--border);color:var(--t2);padding:5px 10px;border-radius:6px;cursor:pointer;font-size:0.78rem;font-family:var(--font);transition:var(--ease)}
.lang-btn:hover{border-color:var(--border-h);color:var(--t)}
.lang-dropdown{position:absolute;top:100%;right:0;margin-top:6px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--rs);padding:4px;display:none;flex-direction:column;gap:2px;min-width:120px;box-shadow:0 12px 40px rgba(0,0,0,0.6);z-index:200}
.lang-dropdown.open{display:flex}
.lang-dropdown button{background:transparent;border:none;color:var(--t2);padding:8px 12px;text-align:left;cursor:pointer;border-radius:4px;font-size:0.82rem;font-family:var(--font);transition:var(--ease)}
.lang-dropdown button:hover{background:rgba(255,255,255,0.04);color:var(--t)}
.lang-dropdown button.active{color:var(--accent);font-weight:600}

/* ====== BUTTONS ====== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 24px;border-radius:22px;font-weight:600;font-size:0.9rem;border:none;cursor:pointer;transition:var(--ease);font-family:var(--font);text-decoration:none}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 28px var(--accent-g)}
.btn-outline{background:transparent;color:var(--t);border:1px solid var(--border)}
.btn-outline:hover{border-color:var(--border-h);background:rgba(255,255,255,0.03)}
.btn-ghost{background:transparent;color:var(--t);border:1px solid transparent}
.btn-ghost:hover{color:var(--accent)}
.btn-xl{padding:15px 36px;font-size:1.05rem;border-radius:28px}
.btn-sm{padding:6px 16px;font-size:0.82rem}
.btn-danger{background:var(--red);color:#fff}
.btn-block{width:100%}

/* ====== HERO ====== */
.hero{padding:140px 0 60px;text-align:center;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 70% 50% at 50% 35%,rgba(59,130,246,0.07),transparent 70%);pointer-events:none}
.hero-content{position:relative;z-index:1}
.hero-title{margin-bottom:18px}
.hero-title-line{display:block}
.hero-desc{color:var(--t2);font-size:1.1rem;max-width:520px;margin:0 auto 32px;line-height:1.65}
.hero-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-scroll{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);color:var(--t3);font-size:1rem;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ====== SECTION ====== */
.section-label{font-size:0.78rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--accent);margin-bottom:20px}
.section-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:36px;flex-wrap:wrap;gap:12px}
.section-header .section-label{margin-bottom:0}
.section-link{color:var(--t2);font-size:0.88rem;font-weight:500;transition:var(--ease)}
.section-link:hover{color:var(--accent)}
.section-alt{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}

/* ====== CAROUSEL ====== */
.carousel{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,0.55)}
.carousel-track{display:flex;transition:transform 0.5s cubic-bezier(0.25,0.1,0.25,1)}
.carousel-slide{min-width:100%;position:relative;aspect-ratio:2.2/1;display:flex;align-items:flex-end}
.carousel-slide-text{position:absolute;bottom:36px;left:44px;color:#fff;font-size:1.5rem;font-weight:800;letter-spacing:0.04em;text-shadow:0 2px 20px rgba(0,0,0,0.6);z-index:2}
.carousel-controls{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:16px;z-index:10}
.carousel-arrow{width:38px;height:38px;border-radius:50%;border:none;background:rgba(0,0,0,0.45);color:#fff;font-size:1rem;cursor:pointer;transition:var(--ease);backdrop-filter:blur(6px)}
.carousel-arrow:hover{background:var(--accent)}
.carousel-dots{display:flex;gap:8px}
.carousel-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.3);border:none;cursor:pointer;transition:var(--ease);padding:0}
.carousel-dot.active{background:#fff;width:22px;border-radius:4px}

/* ====== NEWS CARDS ====== */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.news-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:24px;transition:var(--ease);cursor:pointer}
.news-card:hover{border-color:var(--border-h);transform:translateY(-2px)}
.news-card-date{font-size:0.76rem;color:var(--t3);margin-bottom:8px}
.news-card-title{font-size:1rem;font-weight:600;margin-bottom:8px;color:var(--t)}
.news-card-summary{font-size:0.86rem;color:var(--t2);line-height:1.5;margin-bottom:12px}
.news-card-link{font-size:0.82rem;color:var(--accent);font-weight:600}

/* ====== FEATURES ====== */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1px;background:var(--border);border-radius:var(--r);overflow:hidden}
.feature{background:var(--card);padding:40px 32px;text-align:center;transition:var(--ease)}
.feature:hover{background:var(--bg2)}
.feature-icon{font-size:2rem;margin-bottom:16px;color:var(--accent)}
.feature h3{margin-bottom:8px}
.feature p{font-size:0.86rem;color:var(--t2);line-height:1.55}

/* ====== CTA ====== */
.cta{padding:80px 0;text-align:center}
.cta-title{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:12px}
.cta-desc{color:var(--t2);margin-bottom:28px;font-size:1.05rem}

/* ====== FOOTER ====== */
.footer{border-top:1px solid var(--border);padding:40px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:0.84rem;color:var(--t3)}
.footer-logo{color:var(--t2);font-weight:600}

/* ====== DOWNLOAD PAGE ====== */
.dl-hero{text-align:center;padding:120px 0 40px}
.dl-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:900px;margin:0 auto}
.dl-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:40px 32px;text-align:center;transition:var(--ease)}
.dl-card:hover{border-color:var(--border-h);transform:translateY(-3px)}
.dl-card.featured{border-color:var(--accent);box-shadow:0 0 40px var(--accent-g)}
.dl-icon{font-size:2.6rem;margin-bottom:16px}
.dl-card h3{font-size:1.2rem;margin-bottom:4px}
.dl-ver{color:var(--t3);font-size:0.82rem;margin-bottom:8px}
.dl-size{color:var(--t2);font-size:0.86rem;margin-bottom:20px}
.dl-card .btn{width:100%;justify-content:center}
.dl-notes{margin-top:48px;padding:24px 32px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);max-width:900px;margin-left:auto;margin-right:auto}
.dl-notes h3{font-size:1rem;margin-bottom:10px}
.dl-notes ul{padding-left:18px;color:var(--t2);font-size:0.86rem}
.dl-notes li{margin-bottom:6px}

/* ====== AUTH PAGES (login/register) ====== */
.auth-page{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 60px);padding:40px 24px}
.auth-card{width:100%;max-width:420px;background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:40px}
.auth-card h2{text-align:center;margin-bottom:6px}
.auth-card .subtitle{text-align:center;color:var(--t2);margin-bottom:28px;font-size:0.88rem}

/* ====== FORMS ====== */
.form-group{margin-bottom:16px}
.form-label{display:block;margin-bottom:6px;font-size:0.84rem;font-weight:600;color:var(--t2)}
.form-input{width:100%;padding:11px 14px;background:var(--bg);border:1px solid var(--border);border-radius:var(--rs);color:var(--t);font-size:0.9rem;font-family:var(--font);outline:none;transition:var(--ease)}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(59,130,246,0.14)}
.form-input::placeholder{color:var(--t3)}

/* ====== TOAST ====== */
.toast-container{position:fixed;top:80px;right:24px;z-index:1000;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 20px;border-radius:var(--rs);font-size:0.86rem;color:#fff;min-width:260px;box-shadow:0 8px 30px rgba(0,0,0,0.5);animation:toastIn 0.25s ease}
.toast-success{background:#0d2818;border:1px solid var(--green)}
.toast-error{background:#281010;border:1px solid var(--red)}
.toast-info{background:#101828;border:1px solid var(--accent)}
@keyframes toastIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

/* ====== ADMIN LAYOUT ====== */
.admin-layout{display:flex;min-height:calc(100vh - 60px)}
.admin-sidebar{width:220px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--border);padding:20px 12px}
.admin-sidebar nav{display:flex;flex-direction:column;gap:2px}
.admin-sidebar a{display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:6px;color:var(--t2);text-decoration:none;font-size:0.88rem;font-weight:500;transition:var(--ease)}
.admin-sidebar a:hover,.admin-sidebar a.active{background:rgba(255,255,255,0.04);color:var(--t)}
.admin-sidebar a.active{color:var(--accent)}
.admin-main{flex:1;padding:32px;overflow-x:auto}
.admin-main h1{font-size:1.5rem;margin-bottom:24px}

/* ====== STATS / TABLE / TABS ====== */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-bottom:32px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:24px;text-align:center}
.stat-value{font-size:1.8rem;font-weight:800;color:var(--accent)}
.stat-label{font-size:0.8rem;color:var(--t3);margin-top:4px}
.data-table{width:100%;border-collapse:collapse;font-size:0.86rem}
.data-table th,.data-table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border)}
.data-table th{font-weight:600;color:var(--t2);font-size:0.76rem;text-transform:uppercase;letter-spacing:0.04em}
.data-table tr:hover td{background:rgba(255,255,255,0.01)}
.tab-bar{display:flex;gap:2px;margin-bottom:24px;border-bottom:1px solid var(--border)}
.tab-btn{padding:10px 20px;background:none;border:none;color:var(--t2);cursor:pointer;font-size:0.9rem;font-family:var(--font);transition:var(--ease);border-bottom:2px solid transparent;margin-bottom:-1px}
.tab-btn:hover{color:var(--t)}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ====== CONFIG PANEL ====== */
.config-section{margin-bottom:32px}
.config-section h3{font-size:1rem;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.kv-row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:12px}
.kv-row .form-group{flex:1;min-width:200px}
.img-preview{width:100%;max-width:300px;aspect-ratio:16/9;object-fit:cover;border-radius:6px;border:1px solid var(--border);margin-top:8px;background:var(--bg)}
.carousel-item-edit{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:14px;margin-bottom:10px}
.carousel-item-edit .img-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.carousel-item-edit .img-row .form-group{flex:1;min-width:180px}
.img-preview-sm{width:120px;height:68px;object-fit:cover;border-radius:4px}
.save-bar{position:sticky;bottom:0;background:rgba(8,9,13,0.92);backdrop-filter:blur(12px);border-top:1px solid var(--border);padding:16px 0;display:flex;gap:12px;justify-content:flex-end}
.secret-masked{-webkit-text-security:disc;font-family:monospace}
.upload-btn-wrap{position:relative;display:inline-block}
.upload-btn-wrap input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}

/* ====== TOGGLE / TAG ====== */
.toggle{display:inline-flex;align-items:center;gap:8px;cursor:pointer}
.toggle-switch{width:40px;height:22px;background:var(--t3);border-radius:11px;position:relative;transition:var(--ease)}
.toggle-switch::after{content:'';width:16px;height:16px;background:#fff;border-radius:50%;position:absolute;top:3px;left:3px;transition:var(--ease)}
.toggle.active .toggle-switch{background:var(--accent)}
.toggle.active .toggle-switch::after{left:21px}
.tag-group{display:flex;flex-wrap:wrap;gap:6px}
.tag{padding:4px 12px;border-radius:12px;font-size:0.8rem;cursor:pointer;border:1px solid var(--border);transition:var(--ease);user-select:none}
.tag.selected{background:var(--accent);border-color:var(--accent);color:#fff}

/* ====== TOTP ====== */
.totp-section{display:none}
.totp-section.active{display:block}
.totp-code{display:flex;gap:8px;justify-content:center;margin:16px 0}
.totp-code input{width:42px;height:48px;text-align:center;font-size:1.2rem;font-weight:700;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--t);outline:none}
.totp-code input:focus{border-color:var(--accent)}
.step-indicator{display:flex;gap:8px;justify-content:center;margin-bottom:20px}
.step-dot{width:8px;height:8px;border-radius:50%;background:var(--border)}
.step-dot.active{background:var(--accent)}

/* ====== MISC ====== */
.spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 0.6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.chart-placeholder{width:100%;height:280px;background:var(--bg);border:1px dashed var(--border);border-radius:var(--r);display:flex;align-items:center;justify-content:center;color:var(--t3);font-size:0.88rem}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:28px}

/* ====== DOWNLOAD PAGE SPECIFIC OVERRIDES ====== */
.alt-link{text-align:center;margin-top:16px;font-size:0.86rem;color:var(--t2)}
.alt-link a{font-weight:600}

/* ====== REDUCED MOTION ====== */
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}}

.footer-text{color:var(--text-muted);font-size:.85rem}
/* Download page */
.download-hero-title{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;margin-bottom:10px}
.download-hero-desc{color:var(--text-secondary);font-size:1.1rem;margin-bottom:0}
.download-platforms,.dl-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.dl-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px 28px;text-align:center;transition:var(--transition)}
.dl-card:hover{border-color:var(--border-hover);transform:translateY(-4px)}
.dl-card.ios{border-top:3px solid #007aff}
.dl-card.android{border-top:3px solid #3ddc84}
.dl-card.windows{border-top:3px solid #0078d4}
.dl-card-icon{font-size:2.8rem;margin-bottom:16px}
.dl-card h3{font-size:1.2rem;margin-bottom:6px}
.dl-badge{display:inline-block;padding:3px 12px;border-radius:10px;font-size:.75rem;font-weight:600;background:rgba(59,130,246,.12);color:var(--accent);margin-bottom:10px}
.dl-version{color:var(--text-muted);font-size:.82rem;margin-bottom:8px}
.dl-desc{color:var(--text-secondary);font-size:.88rem;margin-bottom:20px}
.download-notes{margin-top:40px;padding:24px 32px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius)}
.download-notes h4{margin-bottom:10px}
.download-notes ul{padding-left:20px;color:var(--text-secondary);font-size:.88rem}
.download-notes li{margin-bottom:5px}

/* ====== RESPONSIVE ====== */
@media(max-width:768px){
  .container{padding:0 20px}
  .section{padding:60px 0}
  .hero{padding:110px 0 40px}
  .nav-menu{display:none}
  .nav-inner{padding:0 20px}
  .carousel-slide{aspect-ratio:16/9}
  .carousel-slide-text{bottom:20px;left:24px;font-size:1rem}
  .news-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr 1fr}
  .dl-grid{grid-template-columns:1fr}
  .admin-layout{flex-direction:column}
  .admin-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border)}
  .admin-sidebar nav{flex-direction:row;overflow-x:auto;padding:8px}
  .admin-sidebar a{white-space:nowrap}
  .admin-main{padding:20px}
}