@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-color:#0b0f19;--bg-secondary:#161b22;--accent-color:#3b82f6;--accent-hover:#2563eb;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#ffffff1a;--glass-bg:#161b22b3;--subtle-bg:#ffffff0d;--input-bg:#ffffff0d;--input-border:#ffffff1a;--danger-color:#ff6b6b;--success-bg:#64dc8214;--success-border:#64dc8233;--success-text:#6adc8a;--nav-height:70px;--max-width:600px;--border-radius-lg:1.5rem;--border-radius-md:1rem;--border-radius-sm:.5rem;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}.summer-theme{--bg-color:#0d121f;--bg-secondary:#1a1e28;--accent-color:#f59e0b;--accent-hover:#d97706;--glass-bg:#1a1e28bf;--border-color:#f59e0b26;--subtle-bg:#ffffff0d;--input-bg:#ffffff0d;--input-border:#ffffff1a;--danger-color:#ff6b6b;--success-bg:#64dc8214;--success-border:#64dc8233;--success-text:#6adc8a}.light-theme{--bg-color:#fbfaf7;--bg-secondary:#fff;--accent-color:#d97706;--accent-hover:#b45309;--text-primary:#0f172a;--text-secondary:#475569;--border-color:#d9770626;--glass-bg:#ffffffbf;--subtle-bg:#0000000a;--input-bg:#00000008;--input-border:#00000014;--danger-color:#dc2626;--success-bg:#16a34a14;--success-border:#16a34a33;--success-text:#15803d}.light-theme select{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f172a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e")}.light-theme select option{background-color:var(--bg-secondary);color:var(--text-primary)}.light-theme input[type=date]::-webkit-calendar-picker-indicator{filter:none}.light-theme ::placeholder{color:#94a3b8;opacity:.8}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;transition:background-color .3s;overflow-x:hidden}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);transition:background .3s,border-color .3s}.app-container{max-width:var(--max-width);flex-direction:column;min-height:100vh;margin:0 auto;display:flex;position:relative}.main-content{padding:1.5rem;padding-bottom:calc(var(--nav-height) + 2rem);flex:1;animation:.4s ease-out fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.page-transition{animation:.3s ease-out forwards fadeIn}h1,h2,h3,h4{color:var(--text-primary);margin-bottom:.5rem;font-weight:700}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}p{color:var(--text-secondary);margin-bottom:1rem;font-size:.95rem}a{color:var(--accent-color);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}.btn{background-color:var(--accent-color);color:#fff;border-radius:var(--border-radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.875rem 1.5rem;font-size:1rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn:active{transform:scale(.97)}.btn:hover{background-color:var(--accent-hover)}.btn-secondary{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);transition:all .2s}.btn-secondary:hover{background-color:var(--subtle-bg)}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);margin-bottom:1rem;padding:1.5rem;transition:transform .2s,box-shadow .2s,background .3s,border-color .3s}.card:active{transform:scale(.98)}.bottom-nav{width:100%;height:var(--nav-height);z-index:1000;padding-bottom:env(safe-area-inset-bottom);justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0}.nav-item{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:.25rem;width:100%;height:100%;font-size:.75rem;font-weight:500;text-decoration:none;transition:color .2s;display:flex}.nav-item.active{color:var(--accent-color)}.nav-item svg{transition:transform .2s}.nav-item.active svg{transform:translateY(-2px)}select{appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-position:right .7rem center;background-repeat:no-repeat;background-size:1rem}select option{color:#f8fafc;background-color:#161b22;padding:10px}input[type=date]::-webkit-calendar-picker-indicator{filter:invert();cursor:pointer}input[type=range]{-webkit-appearance:none;background:#ffffff1a;border-radius:5px;outline:none;height:6px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-color);cursor:pointer;border-radius:50%;width:18px;height:18px;transition:background .3s}