:root{
  --gold:#d4af37;
  --gold-light:#e8c766;
  --gold-soft:#f2dfa0;
  --win-bg:rgba(47,107,79,.35);
  --win-border:rgba(120,200,150,.4);
  --win-color:#bfe8cf;
  --lose-bg:rgba(150,50,50,.3);
  --lose-border:rgba(220,120,120,.4);
  --lose-color:#f0bcbc;
}

*{box-sizing:border-box}
html,body{margin:0;background:oklch(0.19 0.05 150)}
body{font-family:'Inter',system-ui,sans-serif;-webkit-tap-highlight-color:transparent}
a{color:var(--gold)}
a:hover{color:var(--gold-light)}
::selection{background:rgba(212,175,55,.35)}

.app-shell{
  min-height:100vh;
  min-height:100dvh;
  position:relative;
  background:radial-gradient(ellipse 130% 90% at 50% -10%, oklch(0.4 0.1 152), oklch(0.19 0.05 150) 75%);
  display:flex;
  flex-direction:column;
}
.app-shell::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:.22;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:160px 160px;
}
.app-shell>*{position:relative;z-index:1}

/* Header */
.header{display:flex;align-items:center;justify-content:space-between;padding:calc(18px + env(safe-area-inset-top)) 32px 14px;border-bottom:1px solid rgba(212,175,55,.25);width:100%}
.header-inner{width:100%;max-width:480px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.brand{cursor:pointer;font-family:'Playfair Display',serif;font-weight:700;font-size:20px;color:var(--gold-light);letter-spacing:.3px;background:none;border:none;padding:0}
.chip-row{display:flex;gap:6px}
.chip{border-radius:20px;padding:5px 10px;font-size:12px;font-weight:600}
.chip-green{background:var(--win-bg);border:1px solid var(--win-border);color:var(--win-color)}
.chip-red{background:var(--lose-bg);border:1px solid var(--lose-border);color:var(--lose-color)}
.chip-gold{background:rgba(212,175,55,.22);border:1px solid rgba(212,175,55,.5);color:var(--gold-light)}

/* Main */
.main{flex:1;display:flex;justify-content:center;overflow-y:auto}
.main-inner{width:100%;max-width:480px;display:flex;flex-direction:column;padding:22px 20px 40px}

/* Menu */
.menu-wrap{display:flex;flex-direction:column;gap:26px;align-items:center;padding-top:20px}
.menu-title-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.menu-title{font-family:'Playfair Display',serif;font-weight:700;font-size:24px;color:var(--gold-light)}
.menu-subtitle{font-size:13.5px;color:rgba(255,255,255,.65);max-width:320px}
.menu-list{display:flex;flex-direction:column;gap:12px;width:100%;max-width:340px}
.menu-option{cursor:pointer;user-select:none;display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-radius:14px;background:rgba(0,0,0,.22);border:1.5px solid rgba(212,175,55,.4);transition:background .15s,border-color .15s;text-align:left;color:inherit;font:inherit;width:100%}
.menu-option:hover{background:rgba(212,175,55,.14);border-color:var(--gold-light)}
.menu-option-text{display:flex;flex-direction:column;gap:3px}
.menu-option-title{font-family:'Playfair Display',serif;font-size:16px;font-weight:600;color:var(--gold-soft)}
.menu-option-subtitle{font-size:12px;color:rgba(255,255,255,.55)}
.menu-option-arrow{font-size:20px;color:var(--gold-light)}

/* Mode pill */
.mode-pill-row{display:flex;align-items:center;justify-content:center;gap:8px}
.mode-pill{background:rgba(212,175,55,.16);border:1px solid rgba(212,175,55,.4);border-radius:16px;padding:4px 12px;font-size:11.5px;font-weight:600;color:var(--gold-light);letter-spacing:.3px}

/* Section labels */
.section-label-row{display:flex;align-items:baseline;gap:10px}
.section-label{font-size:11px;font-weight:700;letter-spacing:1.5px;color:rgba(232,199,102,.75);text-transform:uppercase}
.section-value{font-family:'Playfair Display',serif;font-size:15px;font-weight:600;color:var(--gold-light)}

/* Cards */
.card-row{display:flex;gap:10px}
.playing-card{width:64px;height:92px;border-radius:8px;background:oklch(0.98 0.005 90);border:1px solid rgba(0,0,0,.15);box-shadow:0 6px 14px rgba(0,0,0,.35);display:flex;flex-direction:column;padding:6px;position:relative;transition:transform .26s cubic-bezier(.2,.8,.3,1),opacity .2s}
.playing-card .rank{font-size:16px;font-weight:700;line-height:1;color:inherit}
.playing-card .suit-small{font-size:14px;line-height:1;color:inherit}
.playing-card .suit-big{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:30px;opacity:.9;color:inherit}
.card-back{position:absolute;inset:3px;border-radius:6px;background:repeating-linear-gradient(45deg, oklch(0.35 0.09 150), oklch(0.35 0.09 150) 4px, oklch(0.3 0.09 150) 4px, oklch(0.3 0.09 150) 8px);border:1px solid rgba(212,175,55,.5)}

/* Action buttons */
.action-row{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;width:100%;padding-top:8px}
.action-btn{cursor:pointer;user-select:none;min-width:88px;height:50px;border-radius:26px;background:rgba(0,0,0,.2);border:1.5px solid rgba(212,175,55,.55);color:var(--gold-soft);font-weight:600;font-size:14px;display:flex;align-items:center;justify-content:center;padding:0 18px;transition:background .15s,border-color .15s;font-family:inherit}
.action-btn:hover{background:rgba(212,175,55,.18);border-color:var(--gold-light)}
.action-btn:active{transform:scale(.96)}
.action-btn.split{background:rgba(212,175,55,.18)}
.action-btn.split:hover{background:rgba(212,175,55,.3)}
.action-btn:disabled{opacity:.4;cursor:default}

/* Result card */
.result-card{width:100%;background:rgba(10,20,15,.55);border:1px solid rgba(212,175,55,.35);border-radius:14px;padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;align-items:center}
.result-glyph{font-size:28px;font-weight:700}
.result-title{font-family:'Playfair Display',serif;font-size:17px;font-weight:600}
.result-explain{font-size:13.5px;line-height:1.5;color:rgba(255,255,255,.82);text-align:center;max-width:340px}
.result-detail{font-size:12.5px;color:rgba(255,255,255,.55)}
.primary-btn{margin-top:6px;cursor:pointer;min-width:150px;height:46px;border-radius:24px;background:var(--gold);color:#1a1400;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;border:none;font-family:inherit}
.primary-btn:hover{background:var(--gold-light)}
.primary-btn:active{transform:scale(.96)}

/* Busted */
.busted-wrap{display:flex;flex-direction:column;align-items:center;gap:14px;padding-top:40px;text-align:center}
.busted-title{font-family:'Playfair Display',serif;font-size:24px;font-weight:700;color:var(--lose-color)}
.busted-text{font-size:13.5px;color:rgba(255,255,255,.7);max-width:300px}

/* Hands strip */
.hands-strip{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.hand-chip{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 12px;border-radius:10px;border:1.5px solid}
.hand-chip-label{font-size:10px;font-weight:700;letter-spacing:.5px;text-transform:uppercase}
.hand-chip-value{font-size:13px;font-weight:700}

/* Decisions */
.decision-list{display:flex;flex-direction:column;gap:6px;width:100%;max-width:340px}
.decision-row{display:flex;align-items:center;gap:8px;font-size:12.5px;padding:6px 10px;border-radius:10px;border:1px solid}
.decision-glyph{font-weight:700}

.status-text{font-size:12.5px;color:rgba(255,255,255,.55);letter-spacing:.3px;padding-top:4px}

/* Chart */
.chart-wrap{display:flex;flex-direction:column;gap:16px}
.chart-tabs{display:flex;gap:8px;background:rgba(0,0,0,.25);border-radius:12px;padding:5px}
.chart-tab{flex:1;text-align:center;padding:9px 0;border-radius:9px;font-size:13px;font-weight:600;cursor:pointer;border:none;font-family:inherit}
.legend{display:flex;gap:12px;flex-wrap:wrap;padding:2px 2px 4px}
.legend-item{display:flex;align-items:center;gap:6px;font-size:11.5px;color:rgba(255,255,255,.75)}
.legend-swatch{width:12px;height:12px;border-radius:3px}
.chart-scroll{overflow-x:auto}
.chart-grid{display:grid;grid-template-columns:44px repeat(10,1fr);gap:2px;min-width:340px}
.chart-col-label{text-align:center;font-size:11px;font-weight:700;padding-bottom:4px;transition:color .15s}
.chart-row{display:contents}
.chart-row-label{display:flex;align-items:center;font-size:11px;font-weight:700;padding-right:4px}
.chart-cell{aspect-ratio:1;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;transition:all .15s;position:relative}

/* Footer nav */
.footer-nav{display:flex;border-top:1px solid rgba(212,175,55,.25);background:rgba(10,18,14,.92);width:100%}
.footer-inner{width:100%;max-width:480px;margin:0 auto;display:flex}
.footer-tab{flex:1;display:flex;flex-direction:column;align-items:center;padding:0 0 calc(16px + env(safe-area-inset-bottom));cursor:pointer;background:none;border:none;font-family:inherit}
.footer-tab-indicator{width:56px;height:3px;border-radius:2px;background:transparent;margin-bottom:14px}
.footer-tab-indicator.active{background:var(--gold-light)}
.footer-tab-label{font-size:13px;font-weight:700;letter-spacing:.5px}