:root{--primary: #d96c3d;--primary-hover: #c1582d;--primary-soft: rgba(217, 108, 61, .12);--accent-olive: #8a9a5b;--accent-gold: #d3a24c;--bg-color: #f3e7d3;--bg-elevated: #efe0c9;--surface: #fbf6ee;--surface-strong: #fffaf2;--text-main: #2c241f;--text-muted: #7a6658;--border: #dbc8b4;--shadow-sm: 0 6px 16px rgba(107, 62, 46, .08);--shadow-md: 0 16px 36px rgba(107, 62, 46, .12);--shadow-lg: 0 24px 50px rgba(107, 62, 46, .18);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Serif SC", Georgia, serif;--transition: all .3s cubic-bezier(.25, .8, .25, 1)}@media(prefers-color-scheme:dark){:root{--primary: #e18852;--primary-hover: #f0a26d;--primary-soft: rgba(225, 136, 82, .16);--accent-olive: #96a96a;--accent-gold: #deb15a;--bg-color: #1b1512;--bg-elevated: #241b16;--surface: #2b211b;--surface-strong: #332721;--text-main: #f3e7d7;--text-muted: #c0ad9c;--border: #4a3930;--shadow-sm: 0 6px 16px rgba(0, 0, 0, .22);--shadow-md: 0 16px 36px rgba(0, 0, 0, .32);--shadow-lg: 0 24px 50px rgba(0, 0, 0, .42)}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:radial-gradient(circle at top,rgba(211,162,76,.14),transparent 26%),radial-gradient(circle at 20% 30%,rgba(138,154,91,.08),transparent 22%),linear-gradient(180deg,var(--bg-elevated) 0%,var(--bg-color) 22%,var(--bg-color) 100%);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-main);line-height:1.2}h1{font-size:2.25rem;letter-spacing:-.02em}h2{font-size:1.75rem;letter-spacing:-.01em}h3{font-size:1.25rem}.container{width:100%;max-width:800px;margin:0 auto;padding:0 20px}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-md);font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);border:none;text-decoration:none;font-family:var(--font-family)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 8px 18px #d96c3d47}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);box-shadow:0 12px 24px #d96c3d57}.btn-secondary{background-color:var(--surface-strong);color:var(--text-main);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background-color:var(--bg-elevated)}.input-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.input-label{font-weight:600;font-size:.9rem;color:var(--text-main)}.input-field{padding:12px 16px;border-radius:var(--radius-md);border:1px solid var(--border);background-color:var(--surface-strong);color:var(--text-main);font-family:var(--font-family);font-size:1rem;transition:var(--transition)}.input-field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s cubic-bezier(.25,.8,.25,1) forwards}.app-layout{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding:24px 0 100px}.navbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background-color:color-mix(in srgb,var(--surface) 78%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}@media(prefers-color-scheme:dark){.navbar{background-color:color-mix(in srgb,var(--surface) 82%,transparent)}}.brand{font-size:1.5rem;font-weight:800;color:var(--primary);text-decoration:none;display:flex;align-items:center;gap:8px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;background-color:color-mix(in srgb,var(--surface) 92%,transparent);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:10px 0 calc(10px + env(safe-area-inset-bottom));z-index:100;box-shadow:0 -10px 24px #6b3e2e1a}.nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--text-muted);text-decoration:none;font-size:.7rem;font-weight:600;transition:var(--transition);padding:3px 10px;border-radius:var(--radius-md)}.nav-item.active{color:var(--primary)}.nav-item:hover{background-color:var(--primary-soft);color:var(--primary)}.card{background:linear-gradient(180deg,color-mix(in srgb,var(--surface-strong) 88%,white) 0%,var(--surface) 100%);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border);overflow:hidden;transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md)}