*{box-sizing:border-box}:root{--bg-top: #f4f8fc;--bg-bottom: #eef4fb;--surface: #ffffff;--surface-soft: #f6f9fd;--line: #d8e4ef;--line-strong: #c7d8e6;--text-main: #162534;--text-muted: #4c6478;--brand: #0f678f;--brand-strong: #0b5476;--brand-soft: #e8f3fb;--ok: #1d7e49;--warn: #9b5d00;--danger: #a63232;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--shadow-sm: 0 4px 14px rgba(9, 32, 53, .05);--shadow-md: 0 10px 28px rgba(9, 32, 53, .08)}html,body{margin:0;font-family:DM Sans,Segoe UI,Tahoma,sans-serif;color:var(--text-main);background:linear-gradient(180deg,var(--bg-top) 0%,var(--bg-bottom) 100%)}body{min-height:100dvh;line-height:1.45}h1,h2,h3{font-family:Plus Jakarta Sans,DM Sans,Segoe UI,Tahoma,sans-serif;letter-spacing:-.01em}input,select,textarea,button{font:inherit}button{transition:background-color .18s ease,border-color .18s ease,transform .18s ease}button:active{transform:translateY(1px)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}@media(max-width:640px){body{font-size:15px}}