:root{--color-bg: #fbf1e7;--color-bg-elev: #ffffff;--color-primary: #ffd400;--color-primary-pressed: #f5c200;--color-primary-text: #3f1d01;--color-text-main: #3f1d01;--color-text-sub: #7a5a3a;--color-accent: #ff7300;--color-error: #c54627;--color-success: #00c853;--color-border: rgba(63, 29, 1, .12);--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--radius-card: 16px;--radius-btn: 28px;--shadow-card: 0 4px 16px rgba(63, 29, 1, .06)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#app{margin:0;padding:0;width:100%;min-height:100%}html,body{background:var(--color-bg);color:var(--color-text-main);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior-y:contain}body{background-image:radial-gradient(circle at 20% 0%,#fff5e6 0%,transparent 40%),radial-gradient(circle at 80% 100%,#ffe8c8 0%,transparent 50%);background-attachment:fixed}img{display:block;max-width:100%;user-select:none;-webkit-user-drag:none}button{font-family:inherit;cursor:pointer;border:none;outline:none}input,textarea{font-family:inherit}.btn-primary{width:100%;min-width:0;height:52px;padding:0 14px;background:var(--color-primary);color:var(--color-primary-text);border-radius:var(--radius-btn);font-size:16px;font-weight:700;letter-spacing:0;white-space:nowrap;transition:transform .08s ease,background .15s ease,opacity .15s ease;box-shadow:0 4px #e2b900,0 6px 14px rgba(255,212,0,.35)}.btn-primary:active{transform:translateY(2px);background:var(--color-primary-pressed);box-shadow:0 2px #e2b900,0 3px 6px rgba(255,212,0,.28)}.btn-primary:disabled{opacity:.55;cursor:not-allowed}.btn-ghost{width:100%;min-width:0;height:52px;padding:0 14px;background:transparent;color:var(--color-text-main);border:1.5px solid var(--color-border);border-radius:var(--radius-btn);font-size:15px;font-weight:600;letter-spacing:0;white-space:nowrap;transition:background .15s ease}.btn-ghost:active{background:rgba(63,29,1,.04)}.card{background:var(--color-bg-elev);border-radius:var(--radius-card);box-shadow:var(--shadow-card)}