:root{--color-primary:#2dd4a8;--color-primary-dark:#20b893;--color-bg:#f5f7fa;--color-card:#fff;--color-text:#1a1a2e;--color-text-secondary:#6b7280;--color-border:#e5e7eb;--color-success:#10b981;--color-error:#ef4444;--color-warning:#f59e0b;--safe-area-top:env(safe-area-inset-top,0px);--safe-area-bottom:env(safe-area-inset-bottom,0px)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,SF Pro Text,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow-x:hidden;padding-bottom:calc(70px + var(--safe-area-bottom));padding-top:var(--safe-area-top)}a{color:inherit;text-decoration:none}button{background:none;border:none;cursor:pointer;font-family:inherit}.card{background:var(--color-card);border-radius:16px;box-shadow:0 1px 3px #0000000f;padding:16px}.btn-primary{background:var(--color-primary);border:none;border-radius:12px;color:#fff;font-size:16px;font-weight:600;padding:14px 24px;transition:background .2s;width:100%}.btn-primary:active{background:var(--color-primary-dark)}.container{margin:0 auto;max-width:480px;padding:0 16px}