:root{--color-primary: #007aff;--color-primary-hover: #0062cc;--color-primary-light: rgba(0, 122, 255, .1);--color-dark: #1d1d1f;--color-dark-light: #515154;--color-gray: #86868b;--color-gray-light: #f5f5f7;--color-border: rgba(0, 0, 0, .08);--color-white: #ffffff;--font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--header-height: 70px;--transition-smooth: all .25s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}@media(max-width:1200px){html{font-size:15px}}@media(max-width:768px){html{font-size:14px}}body{font-family:var(--font-main);background-color:var(--color-white);color:var(--color-dark);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding-top:var(--header-height)}h1,h2,h3,h4,h5,h6{font-weight:700;letter-spacing:-.02em;color:var(--color-dark)}a{color:inherit;text-decoration:none;transition:var(--transition-smooth)}img{max-width:100%;height:auto;display:block}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:10px;font-family:var(--font-main);font-size:1rem;font-weight:600;cursor:pointer;border:none;white-space:nowrap;transition:var(--transition-smooth)}.btn--primary{background-color:var(--color-primary);color:var(--color-white)}.btn--primary:hover{background-color:var(--color-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #007aff33}.btn--primary:active{transform:translateY(0)}.btn--secondary{background-color:var(--color-gray-light);color:var(--color-dark);border:1px solid var(--color-border)}.btn--secondary:hover{background-color:#e8e8ed}.btn--sm{padding:8px 16px;font-size:.875rem;border-radius:6px}input,select,textarea{font-family:var(--font-main);font-size:1rem;border-radius:8px;border:1px solid var(--color-border);transition:var(--transition-smooth)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px #007aff26}.no-scroll{overflow:hidden}