:root{--bg: #ffffff;--page-bg: #f3f3f6;--surface: #ffffff;--surface-muted: #f4f4f6;--surface-input: #ebebef;--text: #0d0d0d;--text-secondary: #3d3d3d;--muted: #6b6b76;--accent: #e30613;--accent-hover: #c00510;--accent-soft: #fff0f1;--admin-accent: #5a7d66;--admin-accent-soft: #e8f0ea;--border: #e4e4ea;--border-strong: #d0d0d8;--success: #0a8f4f;--success-bg: #e8f8ef;--danger: #e30613;--danger-bg: #fff0f1;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);--shadow-card: 0 4px 24px rgba(0, 0, 0, .06);--shadow-md: 0 12px 48px rgba(0, 0, 0, .08);--radius: 16px;--radius-lg: 22px;--radius-pill: 999px;--font: system-ui, -apple-system, "Segoe UI", sans-serif;--container: min(1140px, 100% - 2.5rem)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);font-size:1rem;line-height:1.5;color:var(--text);background:var(--page-bg);-webkit-font-smoothing:antialiased}.site-main{min-height:42rem}h1,h2,h3,h4{font-family:var(--font);line-height:1.15;font-weight:700;letter-spacing:-.02em}a{color:inherit}img{max-width:100%}img:not([width]){height:auto}.container{width:var(--container);margin-inline:auto}.container--wide{width:min(1240px,100% - 2.5rem);margin-inline:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1.5rem;font-family:var(--font);font-weight:600;font-size:.9375rem;border:none;border-radius:var(--radius-pill);cursor:pointer;text-decoration:none;transition:background .15s,transform .1s,box-shadow .15s;white-space:nowrap}.btn:active{transform:scale(.98)}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 8px #e3061359}.btn-primary:hover{background:var(--accent-hover);color:#fff}.btn-secondary{background:var(--text);color:#fff}.btn-secondary:hover{background:#2a2a2a;color:#fff}.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border-strong)}.btn-outline:hover{background:var(--surface-muted)}.install-hint{margin:.75rem 0 .5rem;font-size:.875rem}.install-hint p{margin:0 0 .5rem;color:var(--muted)}.install-hint .btn{font-size:.8125rem;padding:.45rem .8rem}.install-hint__steps{margin-top:.55rem}.btn-ghost{background:transparent;color:var(--text);padding:.5rem .75rem}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow-md);border:1px solid var(--border)}.section-title{font-size:clamp(1.5rem,3vw,2rem);text-align:center;margin:0 0 .5rem}.section-sub{text-align:center;color:var(--muted);max-width:42rem;margin:0 auto 2.5rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}