:root{--color-primary: #C8783A;--color-primary-dark: #9A4A1A;--color-primary-light: #F0B07A;--color-accent: #D4844A;--color-bg: #FFF8F0;--color-paper: #FFFDF9;--color-text: #3D2B1F;--color-text-light: #8B6D5C;--color-border: #E8D5B8;--font-body: "Noto Serif SC", "PingFang SC", serif;--font-hand: "Ma Shan Zheng", cursive;--font-logo: "Pacifico", cursive;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--shadow-sm: 0 2px 8px rgba(200, 120, 58, .15);--shadow-md: 0 8px 24px rgba(200, 120, 58, .2);--shadow-lg: 0 16px 48px rgba(200, 120, 58, .25);--nav-height: 72px}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;overflow:hidden;background:#d8d0cc}#root{height:100%;display:flex;justify-content:center;align-items:flex-start;background:radial-gradient(ellipse at center,#e8e0dc,#c8c0bc)}.app-container{width:390px;height:100dvh;max-height:844px;background:var(--color-bg);position:relative;overflow:hidden;box-shadow:0 0 80px #00000059,0 0 0 1px #0000001a;border-radius:0;display:flex;flex-direction:column}@media (max-width: 420px){#root{align-items:stretch;background:var(--color-bg)}.app-container{width:100%;max-height:100dvh;box-shadow:none}}.scroll-area{overflow-y:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.scroll-area::-webkit-scrollbar{display:none}body{font-family:var(--font-body);color:var(--color-text)}.paper-blank{background:#fffdf9}.paper-lined{background-color:#fffdf9;background-image:repeating-linear-gradient(transparent,transparent 28px,#E8D0A8 29px)}.paper-grid{background-color:#fffdf9;background-image:linear-gradient(rgba(200,120,58,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(200,120,58,.18) 1px,transparent 1px);background-size:28px 28px}.paper-kraft{background-color:#d4a76a;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='6' height='6'%3E%3Crect width='6' height='6' fill='%23C8956C'/%3E%3Crect width='3' height='3' fill='%23BE8A62' opacity='0.3'/%3E%3C/svg%3E")}.paper-rose{background:linear-gradient(145deg,#ffe8ed,#fff3f6 60%,#ffe4ec)}.paper-sky{background:linear-gradient(145deg,#e8f4fd,#f2f8ff 60%,#eaf0fe)}.paper-mint{background:linear-gradient(145deg,#e8f5f0,#f2fbf7 60%,#e4f5ee)}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;border:none;border-radius:50px;padding:14px 32px;font-size:16px;font-weight:600;cursor:pointer;box-shadow:0 6px 20px #9a4a1a59;transition:all .2s ease;font-family:var(--font-body);width:100%}.btn-primary:active{transform:scale(.97);box-shadow:var(--shadow-sm)}.btn-ghost{background:#ffffffe6;color:var(--color-primary);border:1.5px solid var(--color-border);border-radius:50px;padding:13px 32px;font-size:16px;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:var(--font-body);width:100%}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.12)}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.fade-up{animation:fadeUp .4s ease-out forwards}.pulse{animation:pulse 2s ease-in-out infinite}.status-bar{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;font-size:12px;font-weight:600;color:var(--color-text);flex-shrink:0;position:relative;z-index:10}.status-bar.dark{color:#fff}.nav-bar{height:56px;display:flex;align-items:center;padding:0 20px;gap:12px;flex-shrink:0;border-bottom:1px solid var(--color-border);background:var(--color-bg);position:relative;z-index:10}.tag{font-size:11px;padding:3px 9px;border-radius:20px;font-weight:600;display:inline-block}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:50;display:flex;align-items:flex-end}.sheet{background:#fff;width:100%;border-radius:24px 24px 0 0;padding:20px;animation:slideUp .3s ease-out}.sheet-handle{width:40px;height:4px;background:#e0d0cc;border-radius:2px;margin:0 auto 20px}