:root{--sa-primary:#1d5f6f;--sa-primary-hover:#063a5d;--sa-text:#181a20;--sa-muted:#717171;--sa-surface:#f7f7f7;--sa-card:#fff;--sa-border:#e9ecef;--sa-success:#299c77;--sa-success-bg:#bff9d0;--sa-error:#842029;--sa-error-bg:#f8d7da;--sa-radius:14px;--sa-tabbar-h:64px;--sa-topbar-h:52px;--sa-safe-top:env(safe-area-inset-top,0px);--sa-safe-bottom:env(safe-area-inset-bottom,0px)}*,:after,:before{box-sizing:border-box}body,html{-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:rgba(0,0,0,0);background:var(--sa-surface);color:var(--sa-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;margin:0;min-height:100%;overscroll-behavior-y:none}a{color:var(--sa-primary)}.sa-card{background:var(--sa-card);border:1px solid var(--sa-border);border-radius:var(--sa-radius);padding:16px}.sa-btn{align-items:center;background:var(--sa-primary);border:0;border-radius:12px;color:#fff;cursor:pointer;display:inline-flex;font-size:16px;font-weight:600;gap:8px;justify-content:center;min-height:48px;padding:0 20px;text-decoration:none;width:100%}.sa-btn:active,.sa-btn:hover{background:var(--sa-primary-hover)}.sa-btn:disabled{cursor:default;opacity:.6}.sa-btn--ghost{background:transparent;border:1px solid var(--sa-border);color:var(--sa-primary)}.sa-btn--ghost:active,.sa-btn--ghost:hover{background:var(--sa-surface)}.sa-field{display:block;margin-bottom:16px}.sa-field>span{display:block;font-size:14px;font-weight:600;margin-bottom:6px}.sa-field input{background:#fff;border:1px solid var(--sa-border);border-radius:12px;color:var(--sa-text);font-size:16px;min-height:48px;padding:0 14px;width:100%}.sa-field input:focus{outline:2px solid var(--sa-primary);outline-offset:-1px}.sa-alert{background:var(--sa-error-bg);border-radius:12px;color:var(--sa-error);font-size:14px;margin-bottom:16px;padding:12px 14px}.sa-field select,.sa-field textarea{background:#fff;border:1px solid var(--sa-border);border-radius:12px;color:var(--sa-text);font-family:inherit;font-size:16px;min-height:48px;padding:0 14px;width:100%}.sa-field select:focus,.sa-field textarea:focus{outline:2px solid var(--sa-primary);outline-offset:-1px}.sa-field textarea{line-height:1.5;min-height:96px;padding:12px 14px;resize:vertical}.sa-field input:disabled{background:var(--sa-surface);color:var(--sa-muted)}.sa-field--invalid input,.sa-field--invalid select,.sa-field--invalid textarea{border-color:var(--sa-error)}.sa-field-error{color:var(--sa-error);display:block;font-size:13px;line-height:1.4;margin-top:6px}.sa-check{align-items:center;display:flex;font-size:15px;gap:12px;margin-bottom:12px;min-height:44px}.sa-check input{accent-color:var(--sa-primary);flex-shrink:0;height:22px;width:22px}.sa-alert--success{background:var(--sa-success-bg);color:var(--sa-success)}.sa-btn--danger{background:transparent;border:1px solid var(--sa-error-bg);color:var(--sa-error)}.sa-btn--danger:active,.sa-btn--danger:hover{background:var(--sa-error-bg)}.sa-progress{background:var(--sa-border);border-radius:3px;height:6px;margin:8px 0;overflow:hidden}.sa-progress>span{background:var(--sa-primary);display:block;height:100%;transition:width .2s ease-out}.sa-chips{display:flex;flex-wrap:wrap;gap:8px}.sa-chip{background:#fff;border:1px solid var(--sa-border);border-radius:999px;color:var(--sa-text);font-size:14px;min-height:44px;padding:0 14px}.sa-chip--on{background:var(--sa-primary);border-color:var(--sa-primary);color:#fff}.sa-hint{font-size:13px;line-height:1.4;margin:6px 0 0}.sa-counter,.sa-hint{color:var(--sa-muted);display:block}.sa-counter{font-size:12px;margin-top:4px;text-align:right}.sa-grid-2{display:grid;gap:0 10px;grid-template-columns:1fr 1fr}