/* 牌桌有約 — 遊戲平台樣式（簡約精美 · 紅金主題） */
:root {
  --bg: #120a08;
  --bg2: #1c0f0c;
  --panel: rgba(38, 20, 15, 0.88);
  --panel-solid: #26140f;
  --gold: #e0b94a;
  --gold-soft: #f3d98a;
  --gold-dim: #a8842e;
  --red: #a31f1f;
  --red-deep: #6d1212;
  --ivory: #f7f1de;
  --muted: rgba(247, 241, 222, 0.62);
  --line: rgba(224, 185, 74, 0.28);
  --jade: #2f9e6a;
  --danger: #e05a4a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --serif: "Noto Serif TC", "PMingLiU", serif;
  --sans: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background:
    radial-gradient(ellipse at 50% -10%, rgba(163, 31, 31, 0.22), transparent 55%),
    radial-gradient(ellipse at 90% 100%, rgba(47, 158, 106, 0.10), transparent 45%),
    linear-gradient(180deg, #150c0a 0%, #0e0705 100%);
  color: var(--ivory);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gold-soft); text-decoration: none; }
img { max-width: 100%; }

/* ===== 佈局 ===== */
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(18, 10, 8, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-in {
  max-width: 1120px; margin: 0 auto; padding: 10px 20px;
  display: flex; align-items: center; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); letter-spacing: 0.14em; color: var(--gold-soft); font-size: 18px; font-weight: 700; }
.brand .dot { width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(160deg, #e85a4a, #8b1616); border: 2px solid var(--gold); display: grid; place-items: center; font-size: 15px; }
.topnav { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.topnav a, .topnav .navlink {
  color: var(--ivory); padding: 8px 12px; border-radius: 8px; font-size: 15px; opacity: 0.9;
  background: none; border: 0; cursor: pointer; font-family: inherit;
}
.topnav a:hover, .topnav .navlink:hover { background: rgba(224, 185, 74, 0.12); opacity: 1; }

/* ===== 按鈕 ===== */
.btn {
  appearance: none; cursor: pointer; font-family: inherit;
  border: 1px solid rgba(224, 185, 74, 0.55);
  background: linear-gradient(180deg, #a31f1f, #6d1212);
  color: #fff6d8; border-radius: 10px;
  padding: 11px 18px; font-size: 16px; letter-spacing: 0.06em;
  box-shadow: 0 4px 0 #3d0a0a, 0 8px 16px rgba(0, 0, 0, 0.3);
  transition: transform 0.15s ease, filter 0.15s ease;
}
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn:active { transform: translateY(2px); box-shadow: 0 2px 0 #3d0a0a; }
.btn.gold { background: linear-gradient(180deg, #ead07a, #b8892a); color: #3a2408; box-shadow: 0 4px 0 #6a4a12, 0 8px 16px rgba(0,0,0,.3); }
.btn.ghost { background: transparent; box-shadow: none; color: var(--gold-soft); border-color: rgba(224,185,74,.4); }
.btn.small { padding: 7px 12px; font-size: 14px; min-height: 0; }
.btn.big { padding: 14px 26px; font-size: 18px; }
.btn.on { background: linear-gradient(180deg, #ead07a, #b8892a); color: #3a2408; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ===== 區塊 ===== */
section { padding: 64px 0; }
.sec-head { text-align: center; margin-bottom: 36px; }
.sec-head h2 { font-family: var(--serif); font-size: 34px; letter-spacing: 0.14em; color: var(--gold-soft); margin: 0 0 10px; }
.sec-head p { color: var(--muted); margin: 0; font-size: 16px; }

.hero { padding: 84px 0 60px; text-align: center; position: relative; overflow: hidden; }
.hero h1 { font-family: var(--serif); font-size: clamp(36px, 6vw, 60px); margin: 0 0 14px; color: var(--gold-soft); letter-spacing: 0.1em; text-shadow: 0 3px 0 #4a0d0d, 0 14px 34px rgba(0,0,0,.5); }
.hero .slogan { font-size: clamp(17px, 2.6vw, 23px); color: var(--ivory); opacity: 0.92; margin: 0 0 8px; }
.hero .sub { color: var(--muted); margin: 0 0 30px; font-size: 15px; }
.hero .cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-badges { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }
.hero-badges span {
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 16px;
  font-size: 13px; color: var(--gold-soft); background: rgba(38,20,15,.6);
}

/* 卡片 */
.grid { display: grid; gap: 18px; }
.grid.g3 { grid-template-columns: repeat(3, 1fr); }
.grid.g4 { grid-template-columns: repeat(4, 1fr); }
.grid.g5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 980px) { .grid.g4, .grid.g5 { grid-template-columns: repeat(2, 1fr); } .grid.g3 { grid-template-columns: 1fr; } }
@media (max-width: 620px) { .grid.g4, .grid.g5 { grid-template-columns: 1fr; } }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px;
  padding: 22px; box-shadow: var(--shadow); position: relative;
}
.card h3 { font-family: var(--serif); color: var(--gold-soft); margin: 0 0 8px; letter-spacing: 0.08em; }
.card p { color: var(--muted); line-height: 1.7; font-size: 14.5px; margin: 0; }
.card .ico { font-size: 34px; margin-bottom: 10px; }
.game-card { padding: 0; overflow: hidden; cursor: pointer; transition: transform .18s ease, border-color .18s ease; }
.game-card:hover { transform: translateY(-4px); border-color: var(--gold); }
.game-card .thumb { height: 150px; display: grid; place-items: center; font-size: 54px; background: linear-gradient(160deg, #4a1414, #26100c); border-bottom: 1px solid var(--line); }
.game-card .body { padding: 16px 18px 18px; }
.game-card .tag { position: absolute; top: 12px; right: 12px; background: var(--gold); color: #3a2408; font-size: 12px; padding: 3px 10px; border-radius: 999px; font-weight: 700; }
.game-card .tag.soon { background: rgba(247,241,222,.25); color: var(--ivory); }

/* 定價 */
.pricing-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
@media (max-width: 1080px) { .pricing-row { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .pricing-row { grid-template-columns: 1fr; } }
.vip-center { display: flex; justify-content: center; margin-top: 26px; }
.vip-center .price-card { width: 320px; max-width: 100%; }
.save-badge {
  display: inline-block; align-self: center;
  background: rgba(47, 158, 106, 0.16); border: 1px solid rgba(47, 158, 106, 0.55);
  color: #7fe0a8; font-size: 13px; font-weight: 700;
  padding: 3px 12px; border-radius: 999px; margin: 2px 0 4px;
}
.price-card { text-align: center; display: flex; flex-direction: column; gap: 6px; }
.price-card .tier { font-family: var(--serif); font-size: 20px; color: var(--gold-soft); letter-spacing: .1em; }
.price-card .usd { font-size: 34px; font-weight: 800; color: #fff; }
.price-card .ntd { color: var(--muted); font-size: 14px; }
.price-card ul { list-style: none; padding: 0; margin: 10px 0 14px; color: var(--muted); font-size: 13.5px; line-height: 1.9; text-align: left; }
.price-card ul li::before { content: "✓ "; color: var(--jade); }
.price-card .btn { margin-top: auto; }
.price-card.vip { border-color: var(--gold); box-shadow: 0 0 0 1px rgba(224,185,74,.35), var(--shadow); }
.price-card.vip::after { content: "★ BEST"; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--gold); color: #3a2408; font-size: 12px; font-weight: 800; padding: 3px 14px; border-radius: 999px; }
.free-note { margin-top: 22px; text-align: center; color: var(--muted); font-size: 14px; line-height: 1.8; }
.free-note b { color: var(--gold-soft); }

/* 表單 */
.panel { max-width: 460px; margin: 60px auto; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 30px; box-shadow: var(--shadow); }
.panel.wide { max-width: 560px; }
.panel h2 { font-family: var(--serif); color: var(--gold-soft); letter-spacing: .1em; margin: 0 0 18px; text-align: center; }
.field { margin-bottom: 14px; text-align: left; }
.field label { display: block; font-size: 14px; color: var(--gold); margin-bottom: 6px; letter-spacing: .06em; }
.field input, .field select {
  width: 100%; background: #1a0e0a; border: 1px solid rgba(224,185,74,.3);
  color: var(--ivory); border-radius: 9px; padding: 11px 13px; font-size: 16px; outline: none;
}
.field input:focus { border-color: var(--gold); }
.form-msg { min-height: 20px; font-size: 14px; margin: 8px 0; text-align: center; }
.form-msg.ok { color: var(--jade); }
.form-msg.err { color: var(--danger); }
.row { display: flex; gap: 10px; }
.row .btn { flex: 1; }
.linkline { text-align: center; margin-top: 14px; font-size: 14px; color: var(--muted); }

/* 表格（後台/帳戶） */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th { text-align: left; color: var(--gold); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 8px 10px; border-bottom: 1px solid rgba(224,185,74,.12); }
.tbl tr:hover td { background: rgba(224,185,74,.05); }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; border: 1px solid var(--line); }
.pill.ok { color: #9fe6bd; border-color: rgba(47,158,106,.5); }
.pill.no { color: #f3b0a4; border-color: rgba(224,90,74,.5); }
.pill.gold { color: var(--gold-soft); border-color: var(--gold-dim); }

/* 後台 */
.admin-layout { display: grid; grid-template-columns: 210px 1fr; gap: 20px; max-width: 1200px; margin: 24px auto; padding: 0 20px; }
@media (max-width: 860px) { .admin-layout { grid-template-columns: 1fr; } }
.side { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 12px; height: fit-content; position: sticky; top: 74px; }
.side button { display: block; width: 100%; text-align: left; background: none; border: 0; color: var(--ivory); padding: 11px 14px; border-radius: 9px; font-size: 15px; cursor: pointer; font-family: inherit; }
.side button:hover { background: rgba(224,185,74,.1); }
.side button.on { background: linear-gradient(90deg, rgba(224,185,74,.22), transparent); color: var(--gold-soft); font-weight: 700; }
.main-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; min-height: 400px; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
@media (max-width: 700px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat { background: rgba(224,185,74,.07); border: 1px solid var(--line); border-radius: 12px; padding: 14px; text-align: center; }
.stat b { display: block; font-size: 26px; color: var(--gold-soft); }
.stat span { font-size: 13px; color: var(--muted); }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; align-items: center; }
.toolbar input, .toolbar select { background: #1a0e0a; border: 1px solid rgba(224,185,74,.3); color: var(--ivory); border-radius: 8px; padding: 8px 11px; font-size: 14px; }
.scroll-x { overflow-x: auto; }

/* 播放器 */
.player-shell { position: fixed; inset: 0; background: #0c0705; display: flex; flex-direction: column; z-index: 100; }
.player-bar { display: flex; align-items: center; gap: 12px; padding: 8px 14px; background: rgba(20,10,8,.92); border-bottom: 1px solid var(--line); }
.player-bar .gname { font-family: var(--serif); color: var(--gold-soft); letter-spacing: .1em; }
.player-bar .spacer { flex: 1; }
.guest-timer { font-size: 13px; color: var(--gold-soft); background: rgba(224,185,74,.1); border: 1px solid var(--line); padding: 4px 12px; border-radius: 999px; }
.guest-timer.ok { color: #9fe6bd; border-color: rgba(47,158,106,.5); }
.guest-timer.no { color: #f3b0a4; border-color: rgba(224,90,74,.5); }
.game-frame { flex: 1; border: 0; width: 100%; background: #1a3040; }

/* 廣告閘 */
.ad-gate { position: fixed; inset: 0; z-index: 200; background: rgba(8,4,3,.94); display: flex; align-items: center; justify-content: center; padding: 20px; }
.ad-box { width: min(680px, 100%); background: var(--panel-solid); border: 1px solid var(--gold-dim); border-radius: 18px; padding: 28px; text-align: center; box-shadow: var(--shadow); }
.ad-box .ad-label { font-size: 12px; letter-spacing: .3em; color: var(--gold); margin-bottom: 14px; }
.ad-stage { height: 240px; border-radius: 14px; background: linear-gradient(160deg, #3a1a14, #1a0c0a); border: 1px solid var(--line); display: grid; place-items: center; margin-bottom: 16px; overflow: hidden; }
.ad-stage .ad-art { font-size: 64px; animation: adpulse 2s ease-in-out infinite; }
@keyframes adpulse { 50% { transform: scale(1.08); } }
.ad-box h3 { font-family: var(--serif); color: var(--gold-soft); margin: 0 0 6px; letter-spacing: .12em; }
.ad-box p { color: var(--muted); font-size: 14px; margin: 0 0 16px; }
.ad-count { font-size: 15px; color: var(--ivory); margin-bottom: 14px; }
.ad-count b { color: var(--gold); font-size: 20px; }

/* 頁尾 */
footer { border-top: 1px solid var(--line); padding: 30px 0 40px; color: var(--muted); font-size: 13.5px; text-align: center; }
footer .f-links { display: flex; gap: 18px; justify-content: center; margin-bottom: 10px; flex-wrap: wrap; }

/* 語言切換 */
.lang-row { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.lang-row button { background: none; border: 0; color: var(--ivory); padding: 6px 12px; cursor: pointer; font-size: 13px; font-family: inherit; opacity: .75; }
.lang-row button.on { background: var(--gold); color: #3a2408; font-weight: 700; opacity: 1; }

/* 提示 */
.toast { position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(10px); background: rgba(20,10,8,.95); border: 1px solid var(--gold-dim); color: var(--gold-soft); padding: 10px 18px; border-radius: 999px; opacity: 0; pointer-events: none; transition: .25s ease; z-index: 300; font-size: 14px; letter-spacing: .06em; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.badge-vip { background: linear-gradient(90deg, #ead07a, #b8892a); color: #3a2408; font-weight: 800; padding: 2px 10px; border-radius: 999px; font-size: 12px; }
.muted { color: var(--muted); }
.mt { margin-top: 16px; }
.center { text-align: center; }

/* 後台新增：側邊分組、內容編輯、維護、支付 */
.side-group { font-size: 11px; letter-spacing: .18em; color: var(--gold); opacity: .7; margin: 14px 6px 6px; padding-top: 10px; border-top: 1px solid rgba(224,185,74,.15); }
.side-group:first-child { border-top: 0; margin-top: 4px; padding-top: 0; }
.main-card h3 { font-family: var(--serif); color: var(--gold-soft); letter-spacing: .08em; }
.main-card h4 { font-family: var(--serif); color: var(--ivory); }
#maint-banner { animation: slideDown .35s ease; }
@keyframes slideDown { from { transform: translateY(-100%); } to { transform: translateY(0); } }
.thumb.cover { background-size: cover; background-position: center; }
textarea, input, select { font-family: inherit; }
.ad-stage iframe, .ad-stage video, .ad-stage img { display: block; }